com.swtxml.util.lang.Filters.java Source code

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Here is the source code for com.swtxml.util.lang.Filters.java

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/*******************************************************************************
 * Copyright (c) 2008 Ralf Ebert
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Ralf Ebert - initial API and implementation
 *******************************************************************************/
package com.swtxml.util.lang;

import org.apache.commons.lang.StringUtils;

/**
 * Common Collection Filters.
 * 
 * @author Ralf Ebert <info@ralfebert.de>
 */
public class Filters {

    public static <A> IFilter<A> and(final Iterable<IFilter<A>> filters) {
        return new IFilter<A>() {
            public boolean match(A obj) {
                for (IFilter<A> filter : filters) {
                    if (!filter.match(obj)) {
                        return false;
                    }
                }
                return true;
            }

            @Override
            public String toString() {
                return "(" + StringUtils.join(filters.iterator(), " and ") + ")";
            }
        };
    }
}