il.ac.bgu.cs.bp.bpjs.bprogramio.StreamObjectStub Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright 2017 michael.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package il.ac.bgu.cs.bp.bpjs.bprogramio;
/**
* Placeholders to put in the application stream. Used to break connections from the
* javascript serialized context to the Java context.
*
*
* @author michael
*/
public class StreamObjectStub implements java.io.Serializable {
public static final StreamObjectStub BP_PROXY = new StreamObjectStub("bp-proxy");
private final String name;
public StreamObjectStub(String name) {
this.name = name;
}
@Override
public String toString() {
return "[Stub: " + name + "]";
}
@Override
public boolean equals(Object obj) {
if ( obj == null ) return false;
if ( obj == this ) return true;
if ( ! (obj instanceof StreamObjectStub) ) return false;
return ((StreamObjectStub)obj).name.equals(name);
}
@Override
public int hashCode() {
return name.hashCode();
}
private Object readResolve() {
if ( name.equals(BP_PROXY.name) ) return BP_PROXY;
return this;
}
}