/**
* Copyright 2010 JBoss Inc
*
* Licensed 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.drools.concurrent;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.drools.WorkingMemory;
public class AssertObjects
implements
Command,
Future {
private Object object;
private volatile List results;
private Exception e;
public AssertObjects() {
}
public AssertObjects(final Object object) {
this.object = object;
}
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
object = in.readObject();
results = (List)in.readObject();
e = (Exception)in.readObject();
}
public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(object);
out.writeObject(results);
out.writeObject(e);
}
public void execute(final WorkingMemory workingMemory) {
try {
if ( this.object instanceof Object[] ) {
final Object[] objects = (Object[]) this.object;
this.results = new ArrayList( objects.length );
for ( int i = 0; i < objects.length; i++ ) {
this.results.add( workingMemory.insert( objects[i] ) );
}
} else if ( this.object instanceof Iterable<?> ) {
final List list = (List) this.object;
this.results = new ArrayList( list.size() );
for ( final Iterator it = list.iterator(); it.hasNext(); ) {
this.results.add( workingMemory.insert( it.next() ) );
}
}
} catch ( Exception e ) {
this.e = e;
}
}
public Object getObject() {
return this.results;
}
public boolean isDone() {
return this.results != null;
}
public boolean exceptionThrown() {
return e != null;
}
public Exception getException() {
return this.e;
}
}