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ActiveMQ example source code file (DNSEntry.java)
The ActiveMQ DNSEntry.java source code/** * Copyright 2003-2005 Arthur van Hoff, Rick Blair * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.activemq.jmdns; import java.util.logging.Logger; /** * DNS entry with a name, type, and class. This is the base * class for questions and records. * * @version %I%, %G% * @author Arthur van Hoff, Pierre Frisch, Rick Blair */ class DNSEntry { private static Logger logger = Logger.getLogger(DNSEntry.class.toString()); String key; String name; int type; int clazz; boolean unique; /** * Create an entry. */ DNSEntry(String name, int type, int clazz) { this.key = name.toLowerCase(); this.name = name; this.type = type; this.clazz = clazz & DNSConstants.CLASS_MASK; this.unique = (clazz & DNSConstants.CLASS_UNIQUE) != 0; } /** * Check if two entries have exactly the same name, type, and class. */ public boolean equals(Object obj) { if (obj instanceof DNSEntry) { DNSEntry other = (DNSEntry) obj; return name.equals(other.name) && type == other.type && clazz == other.clazz; } return false; } public String getName() { return name; } public int getType() { return type; } /** * Overriden, to return a value which is consistent with the value returned * by equals(Object). */ public int hashCode() { return name.hashCode() + type + clazz; } /** * Get a string given a clazz. */ static String getClazz(int clazz) { switch (clazz & DNSConstants.CLASS_MASK) { case DNSConstants.CLASS_IN: return "in"; case DNSConstants.CLASS_CS: return "cs"; case DNSConstants.CLASS_CH: return "ch"; case DNSConstants.CLASS_HS: return "hs"; case DNSConstants.CLASS_NONE: return "none"; case DNSConstants.CLASS_ANY: return "any"; default: return "?"; } } /** * Get a string given a type. */ static String getType(int type) { switch (type) { case DNSConstants.TYPE_A: return "a"; case DNSConstants.TYPE_AAAA: return "aaaa"; case DNSConstants.TYPE_NS: return "ns"; case DNSConstants.TYPE_MD: return "md"; case DNSConstants.TYPE_MF: return "mf"; case DNSConstants.TYPE_CNAME: return "cname"; case DNSConstants.TYPE_SOA: return "soa"; case DNSConstants.TYPE_MB: return "mb"; case DNSConstants.TYPE_MG: return "mg"; case DNSConstants.TYPE_MR: return "mr"; case DNSConstants.TYPE_NULL: return "null"; case DNSConstants.TYPE_WKS: return "wks"; case DNSConstants.TYPE_PTR: return "ptr"; case DNSConstants.TYPE_HINFO: return "hinfo"; case DNSConstants.TYPE_MINFO: return "minfo"; case DNSConstants.TYPE_MX: return "mx"; case DNSConstants.TYPE_TXT: return "txt"; case DNSConstants.TYPE_SRV: return "srv"; case DNSConstants.TYPE_ANY: return "any"; default: return "?"; } } public String toString(String hdr, String other) { return hdr + "[" + getType(type) + "," + getClazz(clazz) + (unique ? "-unique," : ",") + name + ((other != null) ? "," + other + "]" : "]"); } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ DNSEntry.java source code file: |
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