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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.domain.interop;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import java.net.URLConnection;
import javax.servlet.Servlet;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import org.oasisopen.sca.annotation.Service;
import org.apache.tuscany.sca.node.impl.NodeImpl;
/**
* Some hand crafted HTTP code to help me think about what info is missing
* from the domain ragistry
*
*/
@Service(Domain.class)
public class Domain implements Servlet {
public String getDomainComposite(){
NodeImpl node = (NodeImpl)Tuscany.node;
String domainComposite = node.dumpDomainComposite();
return domainComposite;
}
public String getComponent(){
NodeImpl node = (NodeImpl)Tuscany.node;
String domainComposite = node.dumpDomainComposite();
return domainComposite;
}
public void init(ServletConfig config) throws ServletException {
}
public void service(ServletRequest request, ServletResponse response) throws ServletException, IOException {
HttpServletRequest httpRequest = (HttpServletRequest)request;
ServletOutputStream os = response.getOutputStream();
String pathInfo = httpRequest.getPathInfo();
if (pathInfo == null || pathInfo.length() < 1){
os.print("<html><body><p>URL should include at least a domain name, e.g. http://localhost/sca/mydomain</body></html>");
return;
}
pathInfo = pathInfo.substring(1);
String[] pathElements = pathInfo.split("/");
String domainName = pathElements[0];
String action = "none";
if (pathElements.length == 2){
action = pathElements[1];
}
// Just some hand crafted code to help me visualize resources
os.print("<html><body>");
if ( action.equals("composite")){
String domainComposite = getDomainComposite();
domainComposite = domainComposite.replaceAll("<", "<");
domainComposite = domainComposite.replaceAll(">", ">");
os.print("<html><body><p>" + domainComposite + "</body></html>");
return;
} else {
try {
File domainDir = new File("target/test-classes/" + domainName);
URI domainDirURI = domainDir.toURI();
URI domainResourceURI = domainDirURI.resolve(pathInfo);
os.print("<p/>contributions");
for (File subDir : domainDir.listFiles()){
if (!subDir.isDirectory()){
os.print("<p/><a href=\"" + subDir.toURI().toString() + "\">" + subDir.getName());
}
}
os.print("<p/>nodes");
os.print("<p/><a href=\"" + domainName + "/composite\">domainComposite</a>");
os.print("</body></html>");
return;
} catch (Exception ex){
ex.printStackTrace();
}
}
os.print("<html><body><p>no processing</body></html>");
}
public void destroy() {
}
public ServletConfig getServletConfig() {
return null;
}
public String getServletInfo() {
return null;
}
public void writeResource(ServletOutputStream os, URL url) throws Exception {
URLConnection connection = url.openConnection();
connection.setUseCaches(false);
InputStream is = connection.getInputStream();
int aChar;
while(( aChar = is.read()) != -1){
os.write(aChar);
}
}
}
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