/*
 * 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.resources.rg;

import com.google.gwt.core.client.GWT;
import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JClassType;
import com.google.gwt.core.ext.typeinfo.JMethod;
import com.google.gwt.resources.ext.AbstractResourceGenerator;
import com.google.gwt.resources.ext.ResourceContext;
import com.google.gwt.resources.ext.SupportsGeneratorResultCaching;

/**
 * This is a special case of ResourceGenerator that handles nested bundles.
 */
public final class BundleResourceGenerator extends AbstractResourceGenerator 
    implements SupportsGeneratorResultCaching {

  @Override
  public String createAssignment(TreeLogger logger, ResourceContext context,
      JMethod method) throws UnableToCompleteException {
    JClassType gwtType = context.getGeneratorContext().getTypeOracle().findType(
        GWT.class.getName());
    assert gwtType != null;

    return gwtType.getQualifiedSourceName() + ".create("
        + method.getReturnType().getQualifiedSourceName() + ".class)";
  }
}