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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.tuscany.sca.binding.comet.runtime.javascript;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.SequenceInputStream;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
/**
* Class serving the calls performed to retrieve the Javascript toolkit.
*/
@Path("/")
@Produces("text/javascript")
public class JavascriptResource {
/**
* Dependencies for the Tuscany Comet Javascript API.
*/
private static final String[] DEPENDENCIES = {"/jquery.atmosphere.js", "/jquery.json-2.2.min.js",
"/cometComponentContext.js"};
/**
* Method called when the Javascript toolkit is requested.
*
* @return InputStream containing the Javascript code.
*/
@GET
public InputStream getJavascript() {
InputStream stream = null;
// add dependencies in the specified order
for (final String dependency : JavascriptResource.DEPENDENCIES) {
if (stream == null) {
stream = this.getClass().getResourceAsStream(dependency);
} else {
stream = new SequenceInputStream(stream, this.getClass().getResourceAsStream(dependency));
}
}
// add generated proxies
final String generatedJs = JavascriptGenerator.getJavascript().toString() + "\n}";
return new SequenceInputStream(stream, new ByteArrayInputStream(generatedJs.getBytes()));
}
}
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