/*
* 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.vinci.transport.vns.service;
import java.util.Hashtable;
import org.apache.vinci.transport.Frame;
import org.apache.vinci.transport.VinciFrame;
public class ServiceAlias implements ServiceInterface {
protected String name, target;
public ServiceAlias(String name, String target) {
this.name = name;
this.target = target;
}
public Frame toFrame() {
Frame F = new VinciFrame(); // hack around the fact that Frame is an abstract class
F.fadd("NAME", name);
F.fadd("TARGET", target);
return F;
}
public String toXML() {
return toXML(0);
}
public String toXML(int offset) {
StringBuffer indent = new StringBuffer(offset);
while (offset > 0) {
indent.append(' ');
offset --;
}
StringBuffer result = new StringBuffer(50);
result = result.append(indent).append("<SERVICE>\n");
result = result.append(indent).append(" <NAME>").append(name).append("</NAME>\n");
result = result.append(indent).append(" <TARGET>").append(target).append("</TARGET>\n");
result = result.append(indent).append("</SERVICE>\n");
return result.toString();
}
public static boolean isAlias(Object o) {
return (o instanceof ServiceAlias);
}
public Object toService(Hashtable H) {
if (H.get("TARGET") != null)
return new ServiceAlias((String) H.get("NAME"), (String) H.get("TARGET"));
else
return new Service(H);
}
public Object getAttr(String name) {
name = name.toLowerCase().trim();
if (name.equals("name"))
return name;
if (name.equals("target"))
return target;
return null;
}
}