il.ac.bgu.cs.bp.bpjs.bprogramio.BThreadSyncSnapshotOutputStream 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;
import il.ac.bgu.cs.bp.bpjs.execution.jsproxy.BProgramJsProxy;
import il.ac.bgu.cs.bp.bpjs.model.BThreadSyncSnapshot;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import org.mozilla.javascript.Scriptable;
import org.mozilla.javascript.serialize.ScriptableOutputStream;
/**
* Output stream for {@link BThreadSyncSnapshot} objects. Creates stubs for objects that can link back to the java
* context, such as the {@code XJsProxy} classes.
*
* @author michael
*/
public class BThreadSyncSnapshotOutputStream extends ScriptableOutputStream {
private final List stubs = new ArrayList<>();
@SuppressWarnings("OverridableMethodCallInConstructor")
public BThreadSyncSnapshotOutputStream(OutputStream out, Scriptable scope) throws IOException {
super(out, scope);
}
@Override
protected Object replaceObject(Object obj) throws IOException {
if ( obj instanceof BProgramJsProxy ) {
stubs.add(StreamObjectStub.BP_PROXY);
return StreamObjectStub.BP_PROXY;
} else {
return obj;
}
}
public List getStubs() {
return stubs;
}
}