/*
* Copyright 2010 Google 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 com.google.gwt.text.shared.testing;
import com.google.gwt.text.shared.AbstractRenderer;
import com.google.gwt.text.shared.Renderer;
/**
* A no-op String renderer. This is rarely or never the right
* thing to use in production, but it's handy for tests.
*/
public class PassthroughRenderer extends AbstractRenderer<String> {
private static PassthroughRenderer INSTANCE;
/**
* Returns the instance of the no-op renderer.
*/
public static Renderer<String> instance() {
if (INSTANCE == null) {
INSTANCE = new PassthroughRenderer();
}
return INSTANCE;
}
protected PassthroughRenderer() {
}
public String render(String object) {
return object;
}
}