RhinoShellScope.java

/*
 * Licensed to Luca Cavanna (the "Author") under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Elastic Search licenses this
 * file to you 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.elasticsearch.shell;

import org.elasticsearch.common.inject.Inject;
import org.mozilla.javascript.RhinoCustomNativeJavaClass;
import org.mozilla.javascript.RhinoCustomNativeJavaObject;
import org.mozilla.javascript.ScriptableObject;

/**
 * Rhino implementation of the shell scope that wraps the {@link RhinoShellTopLevel}
 * and contains all the objects needed in the shell context
 *
 * @author Luca Cavanna
 */
public class RhinoShellScope extends ShellScope<RhinoShellTopLevel> {
    /**
     * Creates a RhinoShellScope given the Rhino top-level object
     * @param scope the rhino scope
     */
    @Inject
    RhinoShellScope(RhinoShellTopLevel scope, ResourceRegistry resourceRegistry) {
        super(scope, resourceRegistry);
    }

    @Override
    public <T> void registerJavaObject(String name, T javaObject) {
        //pretty ugly but works, good enough for now ;)
        RhinoCustomNativeJavaObject rhinoCustomNativeJavaObject;
        if (javaObject instanceof RhinoCustomNativeJavaObject) {
            rhinoCustomNativeJavaObject = (RhinoCustomNativeJavaObject)javaObject;
        } else {
            rhinoCustomNativeJavaObject = new RhinoCustomNativeJavaObject(get(), javaObject, javaObject.getClass());
        }
        ScriptableObject.putProperty(get(), name, rhinoCustomNativeJavaObject);
    }

    @Override
    public void registerJavaClass(Class<?> clazz) {
        ScriptableObject.putProperty(get(), clazz.getSimpleName(), new RhinoCustomNativeJavaClass(get(), clazz));
    }
}