2.4/dev/core/src/com/google/gwt/dev/util/DefaultTextOutput.java

/*
 * Copyright 2008 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.dev.util;

import java.io.PrintWriter;
import java.io.StringWriter;

/**
 * Adapts {@link TextOutput} to an internal text buffer.
 */
public class DefaultTextOutput extends AbstractTextOutput {

  private final StringWriter sw = new StringWriter();
  private final PrintWriter out;

  public DefaultTextOutput(boolean compact) {
    super(compact);
    setPrintWriter(out = new PrintWriter(sw));
  }

  @Override
  public String toString() {
    out.flush();
    if (sw != null) {
      return sw.toString();
    } else {
      return super.toString();
    }
  }
}