001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * troger 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.core.api.impl; 023 024import java.util.ArrayList; 025import java.util.Arrays; 026import java.util.List; 027 028import org.nuxeo.ecm.core.api.DocumentModel; 029import org.nuxeo.ecm.core.api.Filter; 030 031/** 032 * A filter based on a list of others filters. To accept a document, all the registered filters must accept it. 033 * 034 * @author <a href="mailto:troger@nuxeo.com">Thomas Roger</a> 035 */ 036public class CompoundFilter implements Filter { 037 038 private static final long serialVersionUID = 5755619357049775017L; 039 040 private final List<Filter> filters; 041 042 /** 043 * Generic constructor. 044 * 045 * @param filters 046 */ 047 public CompoundFilter(Filter... filters) { 048 this(Arrays.asList(filters)); 049 } 050 051 /** 052 * Generic constructor. 053 * 054 * @param filters 055 */ 056 public CompoundFilter(List<Filter> filters) { 057 if (filters == null) { 058 this.filters = new ArrayList<Filter>(); 059 } else { 060 this.filters = filters; 061 } 062 } 063 064 @Override 065 public boolean accept(DocumentModel docModel) { 066 for (Filter filter : filters) { 067 if (!filter.accept(docModel)) { 068 return false; 069 } 070 } 071 return true; 072 } 073 074}