// Copyright 2012 Google Inc. All Rights Reserved.
//
// 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 com.google.collide.client.code.autocomplete.html;
import javax.annotation.Nullable;
/**
* Class that tracks "dirty" state and sends notifications to delegate.
*/
public class DirtyStateTracker {
/**
* Flag that indicates that parsing of this tag is not finished yet.
*/
private boolean dirty;
/**
* Delegate to be notified when object becomes "clean".
*/
private Runnable delegate;
public DirtyStateTracker() {
setDirty(true);
}
public boolean isDirty() {
return dirty;
}
protected void setDirty(boolean dirty) {
this.dirty = dirty;
if (!dirty && delegate != null) {
delegate.run();
}
}
public void setDelegate(@Nullable Runnable delegate) {
this.delegate = delegate;
}
}