Top Description Fields Constructors Methods

org.jparsec.pattern

public final Class CharPredicates

Class Inheritance

extends Object

java.lang.Object
org.jparsec.pattern.CharPredicates

Imports

org.jparsec.internal.util.Strings

Provides common CharPredicate implementations.

Author: Ben Yu

Field Summary

Modifier and Type	Field and Description
public static final CharPredicate	ALWAYS A `CharPredicate` that always returns true.
public static final CharPredicate	IS_ALPHA A `CharPredicate` that returns true if the character is an alpha character.
public static final CharPredicate	IS_ALPHA_ A `CharPredicate` that returns true if it is an alpha character or the underscore character `_`.
public static final CharPredicate	IS_ALPHA_NUMERIC A `CharPredicate` that returns true if it is an alphanumeric character, or an underscore character.
public static final CharPredicate	IS_ALPHA_NUMERIC_ A `CharPredicate` that returns true if it is an alphanumeric character, or an underscore character.
public static final CharPredicate	IS_DIGIT A `CharPredicate` that returns true if the character is a digit.
public static final CharPredicate	IS_HEX_DIGIT A `CharPredicate` that returns true if the character is a digit or within the range of `[a-f]` or `[A-F]`.
public static final CharPredicate	IS_LETTER A `CharPredicate` that returns true if `Character#isLetter(char)` returns true.
public static final CharPredicate	IS_LOWER_CASE A `CharPredicate` that returns true if `Character#isLowerCase(char)` returns true.
public static final CharPredicate	IS_UPPER_CASE A `CharPredicate` that returns true if `Character#isUpperCase(char)` returns true.
public static final CharPredicate	IS_WHITESPACE A `CharPredicate` that returns true if `Character#isWhitespace(char)` returns true.
public static final CharPredicate	NEVER A `CharPredicate` that always returns false.

Constructor Summary

Access	Constructor and Description
private	CharPredicates()

Method Summary

Modifier and Type	Method and Description
public static CharPredicate	among(final String chars) A `CharPredicate` that returns true if the character is equal to any character in `chars`.
public static CharPredicate	and(final CharPredicate predicate1, final CharPredicate predicate2) A `CharPredicate` that returns true if both `predicate1` and `predicate2` evaluates to true.
public static CharPredicate	and(final CharPredicate... predicates) A `CharPredicate` that returns true if all `CharPredicate` in `predicates` evaluate to true.
public static CharPredicate	isChar(final char c) A `CharPredicate` that returns true if the character is equal to `c`.
public static CharPredicate	not(final CharPredicate predicate) A `CharPredicate` that returns true if `predicate` evaluates to false.
public static CharPredicate	notAmong(final String chars) A `CharPredicate` that returns true if the character is not equal to any character in `chars`.
public static CharPredicate	notChar(final char c) A `CharPredicate` that returns true if the character is not equal to `c`.
public static CharPredicate	notRange(final char a, final char b) A `CharPredicate` that returns true if the character is not within the range of `[a, b]`.
public static CharPredicate	or(final CharPredicate predicate1, final CharPredicate predicate2) A `CharPredicate` that returns true if either `predicate1` or `predicate2` evaluates to true.
public static CharPredicate	or(final CharPredicate... predicates) A `CharPredicate` that returns true if any `CharPredicate` in `predicates` evaluates to true.
public static CharPredicate	range(final char a, final char b) A `CharPredicate` that returns true if the character is within the range of `[a, b]`.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

ALWAYS	back to summary
public static final CharPredicate ALWAYS A `CharPredicate` that always returns true.

IS_ALPHA	back to summary
public static final CharPredicate IS_ALPHA A `CharPredicate` that returns true if the character is an alpha character.

IS_ALPHA_	back to summary
public static final CharPredicate IS_ALPHA_ A `CharPredicate` that returns true if it is an alpha character or the underscore character `_`.

IS_ALPHA_NUMERIC	back to summary
public static final CharPredicate IS_ALPHA_NUMERIC A `CharPredicate` that returns true if it is an alphanumeric character, or an underscore character.

IS_ALPHA_NUMERIC_	back to summary
public static final CharPredicate IS_ALPHA_NUMERIC_ A `CharPredicate` that returns true if it is an alphanumeric character, or an underscore character.

IS_DIGIT	back to summary
public static final CharPredicate IS_DIGIT A `CharPredicate` that returns true if the character is a digit.

IS_HEX_DIGIT	back to summary
public static final CharPredicate IS_HEX_DIGIT A `CharPredicate` that returns true if the character is a digit or within the range of `[a-f]` or `[A-F]`.

IS_LETTER	back to summary
public static final CharPredicate IS_LETTER A `CharPredicate` that returns true if `Character#isLetter(char)` returns true.

IS_LOWER_CASE	back to summary
public static final CharPredicate IS_LOWER_CASE A `CharPredicate` that returns true if `Character#isLowerCase(char)` returns true.

IS_UPPER_CASE	back to summary
public static final CharPredicate IS_UPPER_CASE A `CharPredicate` that returns true if `Character#isUpperCase(char)` returns true.

IS_WHITESPACE	back to summary
public static final CharPredicate IS_WHITESPACE A `CharPredicate` that returns true if `Character#isWhitespace(char)` returns true.

NEVER	back to summary
public static final CharPredicate NEVER A `CharPredicate` that always returns false.

Constructor Detail

CharPredicates	back to summary
private CharPredicates()

Method Detail

among	back to summary
public static CharPredicate among(final String chars) A `CharPredicate` that returns true if the character is equal to any character in `chars`.

and	back to summary
public static CharPredicate and(final CharPredicate predicate1, final CharPredicate predicate2) A `CharPredicate` that returns true if both `predicate1` and `predicate2` evaluates to true.

and	back to summary
public static CharPredicate and(final CharPredicate... predicates) A `CharPredicate` that returns true if all `CharPredicate` in `predicates` evaluate to true.

isChar	back to summary
public static CharPredicate isChar(final char c) A `CharPredicate` that returns true if the character is equal to `c`.

not	back to summary
public static CharPredicate not(final CharPredicate predicate) A `CharPredicate` that returns true if `predicate` evaluates to false.

notAmong	back to summary
public static CharPredicate notAmong(final String chars) A `CharPredicate` that returns true if the character is not equal to any character in `chars`.

notChar	back to summary
public static CharPredicate notChar(final char c) A `CharPredicate` that returns true if the character is not equal to `c`.

notRange	back to summary
public static CharPredicate notRange(final char a, final char b) A `CharPredicate` that returns true if the character is not within the range of `[a, b]`.

or	back to summary
public static CharPredicate or(final CharPredicate predicate1, final CharPredicate predicate2) A `CharPredicate` that returns true if either `predicate1` or `predicate2` evaluates to true.

or	back to summary
public static CharPredicate or(final CharPredicate... predicates) A `CharPredicate` that returns true if any `CharPredicate` in `predicates` evaluates to true.

range	back to summary
public static CharPredicate range(final char a, final char b) A `CharPredicate` that returns true if the character is within the range of `[a, b]`.