001/** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.apache.activemq.filter; 019 020import org.apache.activemq.command.ActiveMQDestination; 021 022 023/** 024 * Matches messages which contain wildcards like "A.B.*.*" 025 * 026 * 027 */ 028public class WildcardDestinationFilter extends DestinationFilter { 029 030 private String[] prefixes; 031 private byte destinationType; 032 033 /** 034 * An array of paths containing * characters 035 * 036 * @param prefixes 037 */ 038 public WildcardDestinationFilter(String[] prefixes, byte destinationType) { 039 this.prefixes = new String[prefixes.length]; 040 for (int i = 0; i < prefixes.length; i++) { 041 String prefix = prefixes[i]; 042 if (!prefix.equals("*")) { 043 this.prefixes[i] = prefix; 044 } 045 } 046 this.destinationType = destinationType; 047 } 048 049 public boolean matches(ActiveMQDestination destination) { 050 if (destination.getDestinationType() != destinationType) return false; 051 String[] path = DestinationPath.getDestinationPaths(destination); 052 int length = prefixes.length; 053 if (path.length == length) { 054 for (int i = 0; i < length; i++) { 055 String prefix = prefixes[i]; 056 if (prefix != null && !prefix.equals(path[i])) { 057 return false; 058 } 059 } 060 return true; 061 } 062 return false; 063 } 064 065 066 public String getText() { 067 return DestinationPath.toString(prefixes); 068 } 069 070 public String toString() { 071 return super.toString() + "[destination: " + getText() + "]"; 072 } 073 074 public boolean isWildcard() { 075 return true; 076 } 077}