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java.util.function.Predicate; import java.util.Vector; import Torello.JavaDoc.StaticFunctional; import Torello.JavaDoc.Excuse; /** * Class String-Compare provides an exhaustive-combinatoric suite of methods that extend the * basic Java <CODE>String</CODE> methods <CODE>equals, contains, startsWith</CODE> and * <CODE>endsWith</CODE>. * * <EMBED CLASS='external-html' DATA-FILE-ID=STR_CMPR> */ @StaticFunctional(Excused={"DEBUG", "DEBUG_LOG"}, Excuses={Excuse.DEBUGGING, Excuse.DEBUGGING}) public class StrCmpr { private StrCmpr() { } /** * Utility field. You may choose to set this variable to true, and the following * {@code String} commands will print to an internally stored {@code Consumer<String> DEBUG_LOG} * class that may be set. This is generally a very minor drain on code-efficiency. When this * flag is set to {@code FALSE}, a short {@code if-statement evaluation} <I>still occurs even * when the flag is false</I> on each occasion that the string-comparison loops identify and * return a match. This is very minor performance loss, and does provide quite a lot of help * to those trying to identify difficult to notice problems with partial-{@code String} * comparisons. * * <BR /><BR /><B CLASS=JDDescLabel>Required Setting:</B> * * <BR />In order to use this minor Debugging Feature, it is necessary to provide a * {@code Consumer<String>} to public field {@link #DEBUG_LOG}! This field is a {@code public} * and {@code static} field, which will be used by any invocation of the methods in this class. * This {@code String}-consumer may do anything you would like it to do with the provided * Debug-{@code String} data. * * <BR /><BR /><B CLASS=JDDescLabel>String-Format:</B> * * <BR />The {@code String} that is ultimately sent to the {@code Consumer<String>} you provide * will be formatted, as below, in the following Code-Snippet: * * <BR /><DIV CLASS=SNIP>{@code * private static void PRNT(String methodName, String srcStr, String compareStr) * { DEBUG_LOG.accept(methodName + "-MATCH[" + srcStr + ", " + compareStr + "] "); } * }</DIV> * * <BR /><BR />Generally, you would assign a writer that looks like something the Lambda-Target * / Function-Pointer assignment in the snippet below: * * <BR /><DIV CLASS=SNIP>{@code * StrCmpr.DEBUG_LOG = (String logInfoStr) -> System.out.println(logInfoStr); * }</DIV> * * <BR /><BR />Finally, if you are using this field, please note that any of the methods whose * name ends with the phrase "IgnoreCase" <I>will not print to the {@link #DEBUG_LOG}</I>. * This is primarily because these are all <I>single-argument comparisons</I>, and logging * would be of only minor benefit. * * <BR /><BR />The primary value of a debug-log is the ability to identify whether / when a * particular substring from a list of substrings actually matched. */ public static boolean DEBUG = false; /** * This object reference <I><B>cannot remain null when the field {@link #DEBUG} is set to * {@code TRUE}</B></I>. If you have turned {@link #DEBUG} on (by setting the field to * {@code TRUE}), and this is null, then a {@code NullPointerException} will be thrown on the * very next invocation of any of the methods in this class. * * <BR /><BR /><B CLASS=JDDescLabel>DEBUG_LOG is not Thread-Safe:</B> * * <BR />No attempt has been made to ensure that this debugging "feature" will operate * perfectly in a multi-threaded environment. The two reasons for this are: * * <BR /><BR /><OL CLASS=JDOL> * <LI> The primary purpose of this LOG is for debugging code, not putting details about * string-match information into an 'on-line' or production environment. * <BR /><BR /> * </LI> * * <LI> This is a best-efforts string-comparison package that would sacrifice quite a bit of its * utility if it were expected to maintain multiple instances of this class just to have * {@code StrCmpr} debug operations work in multiple-threads. Code readability necessitates * keeping this a class with only <B><I>static methods.</I></B> * <BR /><BR /> * </LI> * * <LI> Two threads making calls to this class {@code StrCmpr} might see log-writes that, sadly, * look like they 'interlaced' (crashed), but even when this occasions, reading the log * wouldn't be that difficult anyway. * </LI> * </OL> */ public static Consumer<String> DEBUG_LOG = null; private static void PRNT(String methodName, String srcStr, String compareStr) { DEBUG_LOG.accept(methodName + srcStr + ", " + compareStr + "] "); } /** * This performs the internal AND. It expects a comparison {@code Predicate} in order for the * comparison to work. * @param methodName If printing-debug information is expected, by the DEBUG global-variable, * this {@code String} is used. * @param srcStr This is the same source-string parameter from all the methods in this class. * @param compareStr This is the same var-args string array from all the methods in this class. * @param pred This is the comparison {@code Predicate} provided by the methods in this class * that call this method. * @return The AND of these {@code String's}, using the provided {@code Predicate}. * @throws StrCmprException This exception shall throw if there are any invalid * {@code String's} in the compare-string parameter array. * <BR /><BR /><SPAN STYLE="color: red;"><B>IMPORTANT NOTE:</SPAN></B> The conditions that * would cause this exception to throw should remind the reader that <I><B>each and every * method here</I></B> will throw exception 'StrCmprException' if invalid input has been * passed to the "Compare String" Variable-Arguments {@code String...} Parameter. */ protected static boolean AND (String methodName, String srcStr, String[] compareStr, Predicate<String> pred) { StrCmprException.check(compareStr); for (String cmp: compareStr) if (! pred.test(cmp)) { if (DEBUG) PRNT(methodName + "-MATCHFAIL", srcStr, cmp); return false; } return true; } /** * This performs the internal NAND. It expects a comparison {@code Predicate} in order for the * comparison to work. * @param methodName If printing-debug information is expected, by the DEBUG global-variable, * this {@code String} is used. * @param srcStr This is the same source-string parameter from all the methods in this class. * @param compareStr This is the same var-args string array from all the methods in this class. * @param pred This is the comparison {@code Predicate} provided by the methods in this class * that call this method. * @return The NAND of these {@code String's}, using the provided {@code Predicate}. * @throws StrCmprException This exception shall throw if there are any invalid * {@code String's} in the compare-string parameter array. * <BR /><BR /><SPAN STYLE="color: red;"><B>IMPORTANT NOTE:</SPAN></B> The conditions that * would cause this exception to throw should remind the reader that <I><B>each and every * method here</I></B> will throw exception 'StrCmprException' if invalid input has been passed * to the "Compare String" Variable-Arguments {@code String...} Parameter. */ protected static boolean NAND (String methodName, String srcStr, String[] compareStr, Predicate<String> pred) { StrCmprException.check(compareStr); for (String cmp: compareStr) if (pred.test(cmp)) { if (DEBUG) PRNT(methodName + "-MATCH", srcStr, cmp); return false; } return true; } /** * This performs the internal OR. It expects a comparison {@code Predicate} in order for the * comparison to work. * @param methodName If printing-debug information is expected, by the DEBUG global-variable, * this {@code String} is used. * @param srcStr This is the same source-string parameter from all the methods in this class. * @param compareStr This is the same var-args string array from all the methods in this class. * @param pred This is the comparison {@code Predicate} provided by the methods in this class * that call this method. * @return The OR of these {@code String's}, using the provided {@code Predicate}. * @throws StrCmprException This exception shall throw if there are any invalid * {@code String's} in the compare-string parameter array. * <BR /><BR /><SPAN STYLE="color: red;"><B>IMPORTANT NOTE:</SPAN></B> The conditions that * would cause this exception to throw should remind the reader that <I><B>each and every * method here</I></B> will throw exception 'StrCmprException' if invalid input has been passed * to the "Compare String" Variable-Arguments {@code String...} Parameter. */ protected static boolean OR (String methodName, String srcStr, String[] compareStr, Predicate<String> pred) { StrCmprException.check(compareStr); for (String cmp: compareStr) if (pred.test(cmp)) { if (DEBUG) PRNT(methodName + "-MATCH", srcStr, cmp); return true; } return false; } /** * This performs the internal XOR. It expects a comparison {@code Predicate} in order for the * comparison to work. * @param methodName If printing-debug information is expected, by the DEBUG global-variable, * this {@code String} is used. * @param srcStr This is the same source-string parameter from all the methods in this class. * @param compareStr This is the same var-args string array from all the methods in this class. * @param pred This is the comparison {@code Predicate} provided by the methods in this class * that call this method. * @return The XOR of these {@code String's}, using the provided {@code Predicate}. * @throws StrCmprException This exception shall throw if there are any invalid * {@code String's} in the compare-string parameter array. * <BR /><BR /><SPAN STYLE="color: red;"><B>IMPORTANT NOTE:</SPAN></B> The conditions that * would cause this exception to throw should remind the reader that <I><B>each and every * method here</I></B> will throw exception 'StrCmprException' if invalid * input has been passed to the "Compare String" Variable-Arguments {@code String...} * Parameter. */ protected static boolean XOR (String methodName, String srcStr, String[] compareStr, Predicate<String> pred) { StrCmprException.check(compareStr); int count=0; for (String cmp: compareStr) if (pred.test(cmp)) if (++count > 1) { if (DEBUG) PRNT(methodName + "-MATCH", srcStr, cmp); return false; } return count == 1; } // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // StrCmpr Main Section #1 // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // EQUALS // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='equals exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #XOR(String, String, String[], Predicate) */ public static boolean equalsXOR(String srcStr, String... compareStr) { return XOR("equalsXOR", srcStr, compareStr, cmp -> srcStr.equals(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not equal any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #NAND(String, String, String[], Predicate) */ public static boolean equalsNAND(String srcStr, String... compareStr) { return NAND("equalsNAND", srcStr, compareStr, cmp -> srcStr.equals(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='equals exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #XOR(String, String, String[], Predicate) */ public static boolean equalsXOR_CI(String srcStr, String... compareStr) { return XOR("equalsXOR_CI", srcStr, compareStr, cmp -> srcStr.equalsIgnoreCase(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not equal any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #NAND(String, String, String[], Predicate) */ public static boolean equalsNAND_CI(String srcStr, String... compareStr) { return NAND("equalsNAND_CI", srcStr, compareStr, cmp -> srcStr.equalsIgnoreCase(cmp)); } // ******************************************************************************************** // ******************************************************************************************** // CONTAINS // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='contains at least one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsOR(String srcStr, String... compareStr) { return CONTAINS(false, OR, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains every one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsAND(String srcStr, String... compareStr) { return CONTAINS(false, AND, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsXOR(String srcStr, String... compareStr) { return CONTAINS(false, XOR, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='does not contain any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsNAND(String srcStr, String... compareStr) { return CONTAINS(false, NAND, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains at least one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsOR_CI(String srcStr, String... compareStr) { return CONTAINS(true, OR, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains every one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsAND_CI(String srcStr, String... compareStr) { return CONTAINS(true, AND, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsXOR_CI(String srcStr, String... compareStr) { return CONTAINS(true, XOR, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='does not contain any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #CONTAINS(boolean, byte, String, String[]) */ public static boolean containsNAND_CI(String srcStr, String... compareStr) { return CONTAINS(true, NAND, srcStr, compareStr); } // ******************************************************************************************** // ******************************************************************************************** // STARTS-WITH, ENDS-WITH // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='ends with exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #XOR(String, String, String[], Predicate) */ public static boolean endsWithXOR(String srcStr, String... compareStr) { return XOR("endsWithXOR", srcStr, compareStr, cmp -> srcStr.endsWith(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not end with any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #NAND(String, String, String[], Predicate) */ public static boolean endsWithNAND(String srcStr, String... compareStr) { return NAND("endsWithNAND", srcStr, compareStr, cmp -> srcStr.endsWith(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='starts with exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #XOR(String, String, String[], Predicate) */ public static boolean startsWithXOR(String srcStr, String ... compareStr) { return XOR("startsWithXOR", srcStr, compareStr, cmp -> srcStr.startsWith(cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not start with any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #NAND(String, String, String[], Predicate) */ public static boolean startsWithNAND(String srcStr, String ... compareStr) { return NAND("startsWithNAND", srcStr, compareStr, cmp -> srcStr.startsWith(cmp)); } // ******************************************************************************************** // ******************************************************************************************** // STARTS-WITH, ENDS-WITH - CASE INSENSITIVE // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='ends with exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #endsWithIgnoreCase(String, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean endsWithXOR_CI(String srcStr, String... compareStr) { return XOR("endsWithXOR_CI", srcStr, compareStr, cmp -> endsWithIgnoreCase(srcStr, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not end with any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #endsWithIgnoreCase(String, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean endsWithNAND_CI(String srcStr, String... compareStr) { return NAND("endsWithNAND_CI", srcStr, compareStr, cmp -> endsWithIgnoreCase(srcStr, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='starts with exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @see #startsWithIgnoreCase(String, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean startsWithXOR_CI(String srcStr, String ... compareStr) { return XOR("startsWithXOR_CI", srcStr, compareStr, cmp -> startsWithIgnoreCase(srcStr, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not start with any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET> * @see #startsWithIgnoreCase(String, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean startsWithNAND_CI(String srcStr, String ... compareStr) { return NAND("startsWithNAND_CI", srcStr, compareStr, cmp -> startsWithIgnoreCase(srcStr, cmp)); } // ******************************************************************************************** // ******************************************************************************************** // IGNORE-CASE METHODS // ******************************************************************************************** // ******************************************************************************************** /** * This performs the exact same comparison as Java's {@code String.startsWith(String)} method. * Java provides an {@code 'equalsIgnoreCase()'} method, but not an * {@code 'startsWithIgnoreCase()'}. This method does just that. * @param srcStr This {@code String} is checked to see if it starts with the {@code compareStr}. * @param compareStr This {@code String} is checked against the {@code srcStr} - specifically, * if {@code srcStr} ends with {@code compareStr} * @return {@code TRUE} if {@code srcStr} starts with {@code compareStr} (ignoring-case), and * {@code FALSE} otherwise. */ public static boolean startsWithIgnoreCase(String srcStr, String compareStr) { return srcStr.regionMatches(true, 0, compareStr, 0, compareStr.length()); } /** * This performs the exact same comparison as Java's {@code String.endsWith(String)} method. * Java provides an {@code 'equalsIgnoreCase()'} method, but not an * {@code 'endsWithIgnoreCase()'}. This method does just that. * @param srcStr This {@code String} is checked to see if it ends with the {@code compareStr}. * @param compareStr This {@code String} is checked against the {@code srcStr} - specifically, * if {@code srcStr} ends with {@code compareStr} * @return {@code TRUE} if {@code srcStr} ends with {@code compareStr} (ignoring-case), * and {@code FALSE} otherwise. */ public static boolean endsWithIgnoreCase(String srcStr, String compareStr) { int compareStrLen = compareStr.length(); int srcStrLen = srcStr.length(); return srcStr.regionMatches(true, srcStrLen - compareStrLen, compareStr, 0, compareStrLen); } /** * This performs the exact same comparison as Java's {@code String.contains(String)} method. * Java provides an {@code 'equalsIgnoreCase()'} method, but not a * {@code 'containsIgnoreCase()'}. This method does just that. * @param srcStr This {@code String} is checked to see if it contains the {@code compareStr} * @param compareStr This {@code String} is checked against the {@code srcStr} - specifically, * if {@code compareStr} is contained by {@code srcStr} * @return {@code TRUE} if {@code compareStr} is a substring of {@code srcStr} (ignoring-case), * and {@code FALSE} otherwise. * @see #containsIgnoreCase(String, LV, String) */ public static boolean containsIgnoreCase(String srcStr, String compareStr) { return containsIgnoreCase(srcStr, new LV(srcStr, 0, srcStr.length()), compareStr); } // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // StrCmpr Main Section #2 // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // ******************************************************************************************** // EQUALS // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='equals exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equals(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean equalsXOR(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("equalsXOR", srcStr, compareStr, cmp -> equals(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not equal any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equals(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean equalsNAND(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("equalsNAND", srcStr, compareStr, cmp -> equals(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='equals exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equalsIgnoreCase(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean equalsXOR_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("equalsXOR_CI", srcStr, compareStr, cmp -> equalsIgnoreCase(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not equal any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equalsIgnoreCase(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean equalsNAND_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("equalsNAND_CI", srcStr, compareStr, cmp -> equalsIgnoreCase(srcStr, l, cmp)); } // ******************************************************************************************** // ******************************************************************************************** // CONTAINS - This code is redundant // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='contains at least one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsOR(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(false, OR, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains every one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsAND(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(false, AND, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsXOR(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(false, XOR, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='does not contain any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsNAND(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(false, NAND, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains at least one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsOR_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(true, OR, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains every one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsAND_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(true, AND, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='contains exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsXOR_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(true, XOR, l, srcStr, compareStr); } /** * <EMBED CLASS=defs DATA-DESC='does not contain any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #CONTAINS(boolean, byte, LV, String, String[]) */ public static boolean containsNAND_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return CONTAINS(true, NAND, l, srcStr, compareStr); } // ******************************************************************************************** // ******************************************************************************************** // STARTS-WITH, ENDS-WITH // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='ends with exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWith(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean endsWithXOR(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("endsWithXOR", srcStr, compareStr, cmp -> endsWith(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not end with any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWith(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean endsWithNAND(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("endsWithNAND", srcStr, compareStr, cmp -> endsWith(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='starts with exactly one' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWith(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean startsWithXOR(String srcStr, int sPos, int ePos, String ... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("startsWithXOR", srcStr, compareStr, cmp -> startsWith(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not start with any' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWith(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean startsWithNAND(String srcStr, int sPos, int ePos, String ... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("startsWithNAND", srcStr, compareStr, cmp -> startsWith(srcStr, l, cmp)); } // ******************************************************************************************** // ******************************************************************************************** // STARTS-WITH, ENDS-WITH - CASE INSENSITIVE // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-DESC='ends with exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWithIgnoreCase(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean endsWithXOR_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("endsWithXOR_CI", srcStr, compareStr, cmp -> endsWithIgnoreCase(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not end with any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWithIgnoreCase(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean endsWithNAND_CI(String srcStr, int sPos, int ePos, String... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("endsWithNAND_CI", srcStr, compareStr, cmp -> endsWithIgnoreCase(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='starts with exactly one' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCXORNOTE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWithIgnoreCase(String, LV, String) * @see #XOR(String, String, String[], Predicate) */ public static boolean startsWithXOR_CI(String srcStr, int sPos, int ePos, String ... compareStr) { LV l = new LV(srcStr, sPos, ePos); return XOR("startsWithXOR_CI", srcStr, compareStr, cmp -> startsWithIgnoreCase(srcStr, l, cmp)); } /** * <EMBED CLASS=defs DATA-DESC='does not start with any' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_SE> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @param compareStr The {@code String's} used in the comparison against {@code 'srcStr'} * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_SE> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWithIgnoreCase(String, LV, String) * @see #NAND(String, String, String[], Predicate) */ public static boolean startsWithNAND_CI(String srcStr, int sPos, int ePos, String ... compareStr) { LV l = new LV(srcStr, sPos, ePos); return NAND("startsWithNAND_CI", srcStr, compareStr, cmp -> startsWithIgnoreCase(srcStr, l, cmp)); } // ******************************************************************************************** // ******************************************************************************************** // Single String Methods // ******************************************************************************************** // ******************************************************************************************** /** * <EMBED CLASS=defs DATA-FUNC='equals' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equals(String, LV, String) */ public static boolean equals(String srcStr, int sPos, int ePos, String compareStr) { return equals(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='equals' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #equalsIgnoreCase(String, LV, String) */ public static boolean equalsIgnoreCase(String srcStr, int sPos, int ePos, String compareStr) { return equalsIgnoreCase(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='starts with' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWith(String, LV, String) */ public static boolean startsWith(String srcStr, int sPos, int ePos, String compareStr) { return startsWith(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='starts with' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #startsWithIgnoreCase(String, LV, String) */ public static boolean startsWithIgnoreCase(String srcStr, int sPos, int ePos, String compareStr) { return startsWithIgnoreCase(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='ends with' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWith(String, LV, String) */ public static boolean endsWith(String srcStr, int sPos, int ePos, String compareStr) { return endsWith(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='ends with' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #endsWithIgnoreCase(String, LV, String) */ public static boolean endsWithIgnoreCase(String srcStr, int sPos, int ePos, String compareStr) { return endsWithIgnoreCase(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='contains' DATA-CI='is'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #contains(String, LV, String) */ public static boolean contains(String srcStr, int sPos, int ePos, String compareStr) { return contains(srcStr, new LV(srcStr, sPos, ePos), compareStr); } /** * <EMBED CLASS=defs DATA-FUNC='contains' DATA-CI='is not'> * <EMBED CLASS='external-html' DATA-FILE-ID=STRCDESC_1C> * @param srcStr Any non-null instance of a {@code java.lang.String} * @param compareStr The {@code String} used in the comparison against {@code 'srcStr'} * @param sPos <EMBED CLASS='external-html' DATA-FILE-ID=SPOSSTR> * @param ePos <EMBED CLASS='external-html' DATA-FILE-ID=EPOSSTR> * @return <EMBED CLASS='external-html' DATA-FILE-ID=STRCRET_1C> * @throws StringIndexOutOfBoundsException <EMBED CLASS='external-html' DATA-FILE-ID=SIOOB_EX> * @see #containsIgnoreCase(String, LV, String) */ public static boolean containsIgnoreCase(String srcStr, int sPos, int ePos, String compareStr) { return containsIgnoreCase(srcStr, new LV(srcStr, sPos, ePos), compareStr); } // ******************************************************************************************** // ******************************************************************************************** // PROTECTED METHODS // ******************************************************************************************** // ******************************************************************************************** /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean equals(String srcStr, LV l, String compareStr) { return ((l.end - l.start) == compareStr.length()) && srcStr.regionMatches(l.start, compareStr, 0, compareStr.length()); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean equalsIgnoreCase(String srcStr, LV l, String compareStr) { return ((l.end - l.start) == compareStr.length()) && srcStr.regionMatches(true, l.start, compareStr, 0, compareStr.length()); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean startsWith(String srcStr, LV l, String compareStr) { return ((l.end - l.start) >= compareStr.length()) && srcStr.regionMatches(l.start, compareStr, 0, compareStr.length()); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean startsWithIgnoreCase(String srcStr, LV l, String compareStr) { return ((l.end - l.start) >= compareStr.length()) && srcStr.regionMatches(true, l.start, compareStr, 0, compareStr.length()); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean endsWith(String srcStr, LV l, String compareStr) { int compareStrLen = compareStr.length(); return ((l.end - l.start) >= compareStrLen) && srcStr.regionMatches(l.end - compareStrLen, compareStr, 0, compareStrLen); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean endsWithIgnoreCase(String srcStr, LV l, String compareStr) { int compareStrLen = compareStr.length(); return ((l.end - l.start) >= compareStrLen) && srcStr.regionMatches(true, l.end - compareStrLen, compareStr, 0, compareStrLen); } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean contains(String srcStr, LV l, String compareStr) { // String.regionMatches(boolean ignoreCase, int toffset, String other, int ooffset, int len) // Tests if two string regions are equal. A substring of this {@code String} object is // compared to a substring of the argument other. The result is true if these substrings // represent character sequences that are the same, ignoring case if and only if ignoreCase // is true. int compareStrLen = compareStr.length(); int loopLen = l.end - compareStrLen; if ((l.end - l.start) < compareStrLen) return false; for (int i=l.start; i <= loopLen; i++) if (srcStr.regionMatches(i, compareStr, 0, compareStrLen)) return true; return false; } /** * This method remains {@code 'protected'} because it utilizes a specialized Loop-Control * Variable Class Version of {@code 'LV'}. It is used internally by the search methods above. */ protected static boolean containsIgnoreCase(String srcStr, LV l, String compareStr) { // String.regionMatches(boolean ignoreCase, int toffset, String other, int ooffset, int len) // Tests if two string regions are equal. A substring of this {@code String} object is // compared to a substring of the argument other. The result is true if these substrings // represent character sequences that are the same, ignoring case if and only if ignoreCase // is true. int compareStrLen = compareStr.length(); int loopLen = l.end - compareStrLen; if ((l.end - l.start) < compareStrLen) return false; for (int i=l.start; i <= loopLen; i++) if (srcStr.regionMatches(true, i, compareStr, 0, compareStrLen)) return true; return false; } // ******************************************************************************************** // ******************************************************************************************** // CONTAINS OPTIMIZATION // ******************************************************************************************** // ******************************************************************************************** /** * Signifies that an {@code 'AND'} operation is required, but only for methods that implement * one of the {@code 'contains'} variants. */ protected static final byte AND = 0; /** * Signifies that an {@code 'AND'} operation is required, but only for methods that implement * one of the {@code 'contains'} variants. */ protected static final byte OR = 1; /** * Signifies that an {@code 'AND'} operation is required, but only for methods that implement * one of the {@code 'contains'} variants. */ protected static final byte NAND = 2; /** * Signifies that an {@code 'AND'} operation is required, but only for methods that implement * one of the {@code 'contains'} variants. */ protected static final byte XOR = 3; // This is sort-of overkill. It is better to error in favor of caution, than to pretend. // I guess... :) private static final String CONTAINS_EX = "The value passed to parameter 'booleanOperation' was [BOOL]." + "However, this parameter is intended to must be chosen from one of the four boolean " + "static-constants available in this class. Valid values for this parameter include: " + "StrCmpr.AND, StrCmpr.OR, StrCmpr.XOR and StrCmpr.NAND."; /** * Implementing a 'contains' is more efficient by performing only one loop iteration. * Therefore, the methods that implement some variant of the {@code String.contains} method * will use this general-purpose {@code contains}-testing method. * @param ignoresCase This is used to signify whether to ignore case when performing the * {@code String}-comparison operations. * @param booleanOperation This is designed to take one of four values. This method will * throw an exception if it does not. * @param l Loop end-point parameter * @param srcStr Any non-null instance of {@code java.lang.String} * @param cmpStrs This is one (or many) java {@code String's}, each of which shall be * compared to the ending of {@code 'srcStr'}. * @return The appropriate response based on the inputs for boolean logic. */ protected static boolean CONTAINS( boolean ignoresCase, byte booleanOperation, LV l, String srcStr, String[] cmpStrs ) { // Check each of the compare-strs first. It will provide a better exception message for (String s : cmpStrs) if (s == null) throw new NullPointerException ("One of the elements of 'compareStr' was null"); if ((booleanOperation < 0) || (booleanOperation > 3)) throw new IllegalArgumentException (CONTAINS_EX.replace("BOOL", "" + booleanOperation)); int count = (booleanOperation == XOR) ? 0 : cmpStrs.length; cmpStrs = cmpStrs.clone(); // Iterate each character in the String, and use it as the start to "regionMatches" for (int i=l.start; i < l.end; i++) INNER: // Iterate each of the "compareison strings" - each are passed to "regionMatches" for (int j=0; j < cmpStrs.length; j++) // The Strings in Compare-Str are sometimes set to null, if they are skip them if (cmpStrs[j] != null) if (srcStr.regionMatches(ignoresCase, i, cmpStrs[j], 0, cmpStrs[j].length())) switch (booleanOperation) { case AND : cmpStrs[j]=null; // no need to check for it again if (--count == 0) return true; else continue INNER; // test-all cmpStrs case XOR : cmpStrs[j]=null; // no need to check for it again if (++count > 1) return false; else continue INNER; // test-all cmpStrs case OR : return true; case NAND : return false; } switch(booleanOperation) { case AND : return false; case OR : return false; case XOR : return count == 1; case NAND : return true; } // Already Checked boolean-operation, there is no way to reach this line of code. throw new UnreachableError(); } /** * Implementing a 'contains' is more efficient by performing only one loop iteration. * Therefore, the methods that implement some variant of the {@code String.contains} method * will use this general-purpose {@code contains}-testing method. * @param ignoresCase This is used to signify whether to ignore case when performing the * {@code String}-comparison operations. * @param booleanOperation This is designed to take one of four values. This method will * throw an exception if it does not. * @param srcStr Any non-null instance of {@code java.lang.String} * @param cmpStrs This is one (or many) java {@code String's}, each of which shall be * compared to the ending of {@code 'srcStr'}. * @return The appropriate response based on the inputs for boolean logic. */ protected static boolean CONTAINS( boolean ignoresCase, byte booleanOperation, String srcStr, String[] cmpStrs ) { // Check each of the compare-strs first. It will provide a better exception message for (String s : cmpStrs) if (s == null) throw new NullPointerException ("One of the elements of 'compareStr' was null"); if ((booleanOperation < 0) || (booleanOperation > 3)) throw new IllegalArgumentException (CONTAINS_EX.replace("BOOL", "" + booleanOperation)); int count = (booleanOperation == XOR) ? 0 : cmpStrs.length; int len = srcStr.length(); cmpStrs = cmpStrs.clone(); // Iterate each character in the String, and use it as the start to "regionMatches" for (int i=0; i < len; i++) INNER: // Iterate each of the "compareison strings" - each are passed to "regionMatches" for (int j=0; j < cmpStrs.length; j++) // The Strings in Compare-Str are sometimes set to null, if they are skip them if (cmpStrs[j] != null) if (srcStr.regionMatches(ignoresCase, i, cmpStrs[j], 0, cmpStrs[j].length())) switch (booleanOperation) { case AND : cmpStrs[j]=null; // no need to check for it again if (--count == 0) return true; else continue INNER; // test-all cmpStrs case XOR : cmpStrs[j]=null; // no need to check for it again if (++count > 1) return false; else continue INNER; // test-all cmpStrs case OR : return true; case NAND : return false; } switch(booleanOperation) { case AND : return false; case OR : return false; case XOR : return count == 1; case NAND : return true; } // Already Checked boolean-operation, there is no way to reach this line of code. throw new UnreachableError(); } } |