com.oracle.tools.predicate.Contains Maven / Gradle / Ivy
/*
* File: Contains.java
*
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*
* The contents of this file are subject to the terms and conditions of
* the Common Development and Distribution License 1.0 (the "License").
*
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the License by consulting the LICENSE.txt file
* distributed with this file, or by consulting https://oss.oracle.com/licenses/CDDL
*
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* and limitations under the License.
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* file and include the License file LICENSE.txt.
*
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package com.oracle.tools.predicate;
import java.util.Collection;
/**
* A {@link Predicate} to determine if a value is in a {@link Collection}.
*
* Copyright (c) 2014. All Rights Reserved. Oracle Corporation.
* Oracle is a registered trademark of Oracle Corporation and/or its affiliates.
*
* @param the type of the {@link Predicate} value
*
* @author Brian Oliver
*/
public class Contains extends AbstractPredicate>
{
/**
* The value to locate in the collection
*/
private T value;
/**
* Constructor for a {@link Contains} {@link Predicate}.
*
* @param value the value to locate in the collection
*/
public Contains(T value)
{
this.value = value;
}
@Override
public boolean evaluate(Collection set)
{
return set == null ? false : set.contains(value);
}
@Override
public String toString()
{
return "Contains{" + value + "}";
}
}