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 final List<Filter> filters; 039 040 /** 041 * Generic constructor. 042 */ 043 public CompoundFilter(Filter... filters) { 044 this(Arrays.asList(filters)); 045 } 046 047 /** 048 * Generic constructor. 049 */ 050 public CompoundFilter(List<Filter> filters) { 051 if (filters == null) { 052 this.filters = new ArrayList<>(); 053 } else { 054 this.filters = filters; 055 } 056 } 057 058 @Override 059 public boolean accept(DocumentModel docModel) { 060 for (Filter filter : filters) { 061 if (!filter.accept(docModel)) { 062 return false; 063 } 064 } 065 return true; 066 } 067 068}