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StringPredicates2.java
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StringPredicates2.java
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/*
* Copyright (c) 2022 Goldman Sachs and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v. 1.0 which accompany this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*/
package org.eclipse.collections.impl.block.factory;
import org.eclipse.collections.impl.utility.StringIterate;
/**
* The StringPredicates2 class is a factory that produces Predicate2 instances that work with Strings.
*/
public final class StringPredicates2
{
private static final ContainsString CONTAINS_STRING = new ContainsString();
private static final NotContainsString NOT_CONTAINS_STRING = new NotContainsString();
private static final StartsWith STARTS_WITH = new StartsWith();
private static final NotStartsWith NOT_STARTS_WITH = new NotStartsWith();
private static final EndsWith ENDS_WITH = new EndsWith();
private static final NotEndsWith NOT_ENDS_WITH = new NotEndsWith();
private static final EqualsIgnoreCase EQUALS_IGNORE_CASE = new EqualsIgnoreCase();
private static final NotEqualsIgnoreCase NOT_EQUALS_IGNORE_CASE = new NotEqualsIgnoreCase();
private static final MatchesRegex MATCHES_REGEX = new MatchesRegex();
private StringPredicates2()
{
throw new AssertionError("Suppress default constructor for noninstantiability");
}
/**
* Returns true if a String specified on the predicate is contained within a String passed to the accept
* method.
*/
public static Predicates2<String, String> contains()
{
return CONTAINS_STRING;
}
/**
* Returns true if a String specified on the predicate is contained within a String passed to the accept
* method.
*
* @since 5.0
*/
public static Predicates2<String, String> notContains()
{
return NOT_CONTAINS_STRING;
}
/**
* Returns true if a String passed to the accept method starts with the string specified on the predicate.
*/
public static Predicates2<String, String> startsWith()
{
return STARTS_WITH;
}
/**
* Returns false if a String passed to the accept method starts with the string specified on the predicate.
*
* @since 5.0
*/
public static Predicates2<String, String> notStartsWith()
{
return NOT_STARTS_WITH;
}
/**
* Returns true if a String passed to the accept method ends with the string specified on the predicate.
*/
public static Predicates2<String, String> endsWith()
{
return ENDS_WITH;
}
/**
* Returns false if a String passed to the accept method ends with the string specified on the predicate.
*
* @since 5.0
*/
public static Predicates2<String, String> notEndsWith()
{
return NOT_ENDS_WITH;
}
public static Predicates2<String, String> equalsIgnoreCase()
{
return EQUALS_IGNORE_CASE;
}
/**
* @since 5.0
*/
public static Predicates2<String, String> notEqualsIgnoreCase()
{
return NOT_EQUALS_IGNORE_CASE;
}
public static Predicates2<String, String> matches()
{
return MATCHES_REGEX;
}
private static final class ContainsString extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return StringIterate.notEmpty(each) && each.contains(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.contains()";
}
}
private static final class NotContainsString extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return StringIterate.isEmpty(each) || !each.contains(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.notContains()";
}
}
private static final class StartsWith extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each != null && each.startsWith(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.startsWith()";
}
}
private static final class NotStartsWith extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each == null || !each.startsWith(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.notStartsWith()";
}
}
private static final class EndsWith extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each != null && each.endsWith(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.endsWith()";
}
}
private static final class NotEndsWith extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each == null || !each.endsWith(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.notEndsWith()";
}
}
private static final class EqualsIgnoreCase extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each != null && each.equalsIgnoreCase(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.equalsIgnoreCase()";
}
}
private static final class NotEqualsIgnoreCase extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each == null || !each.equalsIgnoreCase(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.notEqualsIgnoreCase()";
}
}
private static final class MatchesRegex extends Predicates2<String, String>
{
private static final long serialVersionUID = 1L;
@Override
public boolean accept(String each, String parameter)
{
return each != null && each.matches(parameter);
}
@Override
public String toString()
{
return "StringPredicates2.matches()";
}
}
}