components/visual-panels/core/src/java/util/com/oracle/solaris/vp/util/misc/predicate/AndPredicate.java
author Dan Labrecque <dan.labrecque@oracle.com>
Thu, 24 May 2012 04:16:47 -0400
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/*
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 * CDDL HEADER START
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 *
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 * The contents of this file are subject to the terms of the
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 * Common Development and Distribution License (the "License").
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 * You may not use this file except in compliance with the License.
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 *
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 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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 * or http://www.opensolaris.org/os/licensing.
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 * See the License for the specific language governing permissions
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 * and limitations under the License.
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 *
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 * When distributing Covered Code, include this CDDL HEADER in each
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 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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 * If applicable, add the following below this CDDL HEADER, with the
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 * fields enclosed by brackets "[]" replaced with your own identifying
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 * information: Portions Copyright [yyyy] [name of copyright owner]
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 *
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 * CDDL HEADER END
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 */
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/*
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 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
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 */
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package com.oracle.solaris.vp.util.misc.predicate;
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import java.util.*;
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/**
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 * A predicate that ANDs a number of wrapped of predicates.
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 */
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public class AndPredicate<T> implements Predicate<T> {
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    //
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    // Instance data
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    //
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    private Predicate<T>[] predicates;
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    //
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    // Constructors
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    //
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    /**
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     * Constructs a AndPredicate.
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     *
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     * @param	    predicates
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     *		    the predicates to AND together
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     */
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    public AndPredicate(Predicate<T>... predicates) {
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	this.predicates = predicates;
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    }
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    //
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    // Predicate methods
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    //
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    /**
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     * Returns {@code false} if any of the wrapped predicates returns {@code
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     * false}, {@code true} otherwise.
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     */
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    @Override
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    public boolean test(T o) {
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	for (Predicate<T> predicate : predicates) {
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	    if (!predicate.test(o)) {
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		return false;
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	    }
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	}
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	return true;
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    }
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}