/*
* 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.client;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.NativeJavaObject;
import org.mozilla.javascript.RhinoCustomNativeJavaObject;
import org.mozilla.javascript.ScriptableObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Luca Cavanna
*
* Keeps up-to-date the Rhino shell scope while the indexes and types available in the elasticsearch cluster change
*/
public class RhinoClientScopeSynchronizer extends ClientScopeSynchronizer<RhinoClientNativeJavaObject> {
private static final Logger logger = LoggerFactory.getLogger(RhinoClientScopeSynchronizer.class);
RhinoClientScopeSynchronizer(RhinoClientNativeJavaObject shellNativeClient) {
super(shellNativeClient);
}
@Override
protected AbstractClient unwrapShellNativeClient() {
return shellNativeClient.shellClient();
}
@Override
protected void registerIndexAndTypes(InternalIndexClient indexClient, InternalTypeClient... typeClients) {
//We are in a different thread, therefore we cannot rely on the current shell context but we need to create a new one
Context context = Context.enter();
try {
//register index
NativeJavaObject indexNativeJavaObject = new RhinoCustomNativeJavaObject(shellNativeClient.getParentScope(), indexClient, InternalIndexClient.class);
indexNativeJavaObject.setPrototype(context.newObject(shellNativeClient.getParentScope()));
if (typeClients != null) {
//register types
for (InternalTypeClient typeClient : typeClients) {
NativeJavaObject typeNativeJavaObject = new RhinoCustomNativeJavaObject(shellNativeClient.getParentScope(), typeClient, InternalTypeClient.class);
ScriptableObject.putProperty(indexNativeJavaObject, typeClient.typeName(), typeNativeJavaObject);
}
}
logger.trace("Adding index {} to shell native client", indexClient.indexName());
ScriptableObject.putProperty(shellNativeClient, indexClient.indexName(), indexNativeJavaObject);
} finally {
Context.exit();
}
}
@Override
protected void unregisterIndex(Index index) {
shellNativeClient.getPrototype().delete(index.name());
}
}