/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* 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.workbench.services.verifier.api.client.maps;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.drools.workbench.services.verifier.api.client.Callback;
import org.drools.workbench.services.verifier.api.client.index.keys.IndexKey;
import org.drools.workbench.services.verifier.api.client.index.keys.Key;
import org.drools.workbench.services.verifier.api.client.index.keys.UUIDKey;
import org.drools.workbench.services.verifier.api.client.index.keys.Value;
import org.drools.workbench.services.verifier.api.client.index.matchers.FromMatcher;
import org.drools.workbench.services.verifier.api.client.index.select.Select;
import org.drools.workbench.services.verifier.api.client.maps.util.HasIndex;
import org.drools.workbench.services.verifier.api.client.maps.util.HasKeys;
public class IndexedKeyTreeMap<T extends HasIndex & HasKeys>
extends KeyTreeMap<T> {
public IndexedKeyTreeMap( final KeyDefinition... keyIDs ) {
super( keyIDs );
}
public void put( final T object,
final int index ) {
final ArrayList<Key> keys = new ArrayList<>();
for ( final Key additionalKey : object.keys() ) {
keys.add( additionalKey );
}
doForAll( index,
new Callback<T>() {
@Override
public void callback( final T t ) {
t.setIndex( t.getIndex() + 1 );
}
} );
object.setIndex( index );
super.put( object );
}
private void doForAll( final int index,
final Callback<T> callback ) {
final MultiMap<Value, T, List<T>> map = get( IndexKey.INDEX_ID );
final Collection<T> all = new Select<T>( map,
new FromMatcher( IndexKey.INDEX_ID,
index,
true ) ).all();
for ( final T t : all ) {
callback.callback( t );
}
}
@Override
protected T remove( final UUIDKey uuidKey ) {
final T remove = super.remove( uuidKey );
doForAll( remove.getIndex(),
new Callback<T>() {
@Override
public void callback( final T t ) {
t.setIndex( t.getIndex() - 1 );
}
} );
return remove;
}
@Override
public void put( final T object ) {
put( object,
resolveMapByKeyId( IndexKey.INDEX_ID ).size() );
}
}