/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2006-2007 Sun Microsystems, Inc.
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*/
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package org.opends.dsml.protocol;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.tools.LDAPConnection;
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import org.opends.server.tools.LDAPConnectionOptions;
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import org.opends.server.util.Base64;
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import org.w3c.dom.Document;
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.xml.bind.JAXBContext;
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import javax.xml.bind.JAXBElement;
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import javax.xml.bind.Marshaller;
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import javax.xml.bind.Unmarshaller;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.soap.*;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.Enumeration;
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import java.util.Iterator;
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import java.util.List;
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import java.util.StringTokenizer;
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import java.util.concurrent.atomic.AtomicInteger;
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/**
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* This class provides the entry point for the DSML request.
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* It parses the SOAP request, calls the appropriate class
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* which performs the LDAP operation, and returns the response
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* as a DSML response.
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*/
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public class DSMLServlet extends HttpServlet {
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private static final String PKG_NAME = "org.opends.dsml.protocol";
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private static final String PORT = "ldap.port";
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private static final String HOST = "ldap.host";
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private static final long serialVersionUID = -3748022009593442973L;
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private Unmarshaller unmarshaller;
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private Marshaller marshaller;
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private ObjectFactory objFactory;
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private MessageFactory messageFactory;
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private DocumentBuilder db;
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private String hostName;
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private Integer port;
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/**
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* This method will be called by the Servlet Container when
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* this servlet is being placed into service.
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*
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* @param config - the <CODE>ServletConfig</CODE> object that
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* contains configutation information for this servlet.
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* @throws ServletException If an error occurs during processing.
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*/
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public void init(ServletConfig config) throws ServletException {
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try {
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hostName = config.getServletContext().getInitParameter(HOST);
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port = new Integer(config.getServletContext().getInitParameter(PORT));
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JAXBContext jaxbContext = JAXBContext.newInstance(PKG_NAME);
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unmarshaller = jaxbContext.createUnmarshaller();
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marshaller = jaxbContext.createMarshaller();
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marshaller.setProperty("com.sun.xml.bind.namespacePrefixMapper",
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new NamespacePrefixMapperImpl());
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objFactory = new ObjectFactory();
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messageFactory = MessageFactory.newInstance();
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DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
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dbf.setNamespaceAware(true);
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db = dbf.newDocumentBuilder();
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DirectoryServer.bootstrapClient();
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} catch (Exception je) {
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je.printStackTrace();
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throw new ServletException(je.getMessage());
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}
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}
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/**
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* The HTTP GET operation.
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*
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* @param req Information about the request received from the client.
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* @param res Information about the response to send to the client.
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* @throws ServletException If an error occurs during servlet processing.
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* @throws IOException If an error occurs while interacting with the client.
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*/
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public void doGet(HttpServletRequest req, HttpServletResponse res)
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throws ServletException, IOException {
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super.doGet(req, res);
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}
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/**
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* The HTTP POST operation. This servlet expects a SOAP message
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* with a DSML request payload.
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*
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* @param req Information about the request received from the client.
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* @param res Information about the response to send to the client.
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* @throws ServletException If an error occurs during servlet processing.
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* @throws IOException If an error occurs while interacting with the client.
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*/
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public void doPost(HttpServletRequest req, HttpServletResponse res)
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throws ServletException, IOException {
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SOAPMessage reply;
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LDAPConnectionOptions connOptions = new LDAPConnectionOptions();
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LDAPConnection connection = null;
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try {
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MimeHeaders mimeHeaders = new MimeHeaders();
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Enumeration en = req.getHeaderNames();
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String bindDN = "";
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String bindPassword = "";
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while (en.hasMoreElements()) {
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String headerName = (String) en.nextElement();
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String headerVal = req.getHeader(headerName);
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if (headerName.equalsIgnoreCase("authorization")) {
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if (headerVal.startsWith("Basic ")) {
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String authorization = headerVal.substring(6).trim();
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// Decode and parse the authorization credentials
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String unencoded =
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new String(Base64.decode(authorization));
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int colon = unencoded.indexOf(':');
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if (colon < 0)
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continue;
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bindDN = unencoded.substring(0, colon).trim();
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bindPassword = unencoded.substring(colon + 1);
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}
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}
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StringTokenizer tk = new StringTokenizer(headerVal, ",");
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while (tk.hasMoreTokens()) {
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mimeHeaders.addHeader(headerName, tk.nextToken().trim());
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}
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}
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SOAPMessage message =
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messageFactory.createMessage(mimeHeaders, req.getInputStream());
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message.writeTo(System.out);
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Document doc = db.newDocument();
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SOAPBody body = message.getSOAPBody();
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Iterator it = body.getChildElements();
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while (it.hasNext()) {
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Object obj = it.next();
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if (!(obj instanceof SOAPElement)) {
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continue;
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}
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SOAPElement se = (SOAPElement) obj;
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JAXBElement<BatchRequest> batchRequestElement =
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unmarshaller.unmarshal(se, BatchRequest.class);
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BatchRequest batchRequest = batchRequestElement.getValue();
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BatchResponse batchResponse = objFactory.createBatchResponse();
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List<JAXBElement<?>> batchResponses = batchResponse.getBatchResponses();
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List<DsmlMessage> list = batchRequest.getBatchRequests();
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for (DsmlMessage nextElement : list) {
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if (nextElement instanceof SearchRequest) {
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// Process the search request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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SearchRequest sr = (SearchRequest) nextElement;
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DSMLSearchOperation ds = new DSMLSearchOperation(connection);
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SearchResponse searchResponse = ds.doSearch(objFactory, sr);
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JAXBElement<SearchResponse> searchResponseEl =
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objFactory.createBatchResponseSearchResponse(searchResponse);
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batchResponses.add(searchResponseEl);
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} else if (nextElement instanceof AddRequest) {
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// Process the add request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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AddRequest ar = (AddRequest) nextElement;
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DSMLAddOperation addOp = new DSMLAddOperation(connection);
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LDAPResult addResponse = addOp.doOperation(objFactory, ar);
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JAXBElement<LDAPResult> addResponseEl =
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objFactory.createBatchResponseAddResponse(addResponse);
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batchResponses.add(addResponseEl);
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} else if (nextElement instanceof AbandonRequest) {
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// Process the abandon request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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AbandonRequest ar = (AbandonRequest) nextElement;
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DSMLAbandonOperation ao = new DSMLAbandonOperation(connection);
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LDAPResult abandonResponse = ao.doOperation(objFactory, ar);
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} else if (nextElement instanceof ExtendedRequest) {
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// Process the extended request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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ExtendedRequest er = (ExtendedRequest) nextElement;
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DSMLExtendedOperation eo = new DSMLExtendedOperation(connection);
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ExtendedResponse extendedResponse = eo.doOperation(objFactory, er);
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JAXBElement<ExtendedResponse> extendedResponseEl =
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objFactory.createBatchResponseExtendedResponse(extendedResponse);
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batchResponses.add(extendedResponseEl);
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} else if (nextElement instanceof DelRequest) {
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// Process the delete request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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DelRequest dr = (DelRequest) nextElement;
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DSMLDeleteOperation delOp = new DSMLDeleteOperation(connection);
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LDAPResult delResponse = delOp.doOperation(objFactory, dr);
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JAXBElement<LDAPResult> delResponseEl =
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objFactory.createBatchResponseDelResponse(delResponse);
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batchResponses.add(delResponseEl);
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} else if (nextElement instanceof CompareRequest) {
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// Process the compare request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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CompareRequest cr = (CompareRequest) nextElement;
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DSMLCompareOperation compareOp =
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new DSMLCompareOperation(connection);
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LDAPResult compareResponse = compareOp.doOperation(objFactory, cr);
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JAXBElement<LDAPResult> compareResponseEl =
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objFactory.createBatchResponseCompareResponse(compareResponse);
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batchResponses.add(compareResponseEl);
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} else if (nextElement instanceof ModifyDNRequest) {
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// Process the Modify DN request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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ModifyDNRequest mr = (ModifyDNRequest) nextElement;
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DSMLModifyDNOperation moddnOp =
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new DSMLModifyDNOperation(connection);
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LDAPResult moddnResponse = moddnOp.doOperation(objFactory, mr);
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JAXBElement<LDAPResult> moddnResponseEl =
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objFactory.createBatchResponseModDNResponse(moddnResponse);
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batchResponses.add(moddnResponseEl);
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} else if (nextElement instanceof ModifyRequest) {
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// Process the Modify request.
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connection = new LDAPConnection(hostName, port, connOptions);
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connection.connectToHost(bindDN, bindPassword);
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ModifyRequest modr = (ModifyRequest) nextElement;
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DSMLModifyOperation modOp = new DSMLModifyOperation(connection);
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LDAPResult modResponse = modOp.doOperation(objFactory, modr);
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JAXBElement<LDAPResult> modResponseEl =
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objFactory.createBatchResponseModifyResponse(modResponse);
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batchResponses.add(modResponseEl);
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} else {
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String msg = "Invalid DSML request:" + nextElement;
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throw new IOException(msg);
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}
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}
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JAXBElement<BatchResponse> batchResponseElement =
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objFactory.createBatchResponse(batchResponse);
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marshaller.marshal(batchResponseElement, System.out);
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marshaller.marshal(batchResponseElement, doc);
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}
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// Send the DSML response back to the client.
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reply = messageFactory.createMessage();
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sendResponse(doc, false, reply, res, null);
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} catch (Exception se) {
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se.printStackTrace();
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// send SOAP fault
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try {
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reply = messageFactory.createMessage();
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sendResponse(null, true, reply, res, se);
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} catch (Exception e) {
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}
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} finally {
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if (connection != null) {
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connection.close(new AtomicInteger(1));
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}
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}
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}
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/**
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* Send a response back to the client. This could be either a SOAP fault
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* or a correct DSML response.
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*
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* @param doc The document to include in the response.
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* @param error Indicates whether an error occurred.
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* @param reply The reply to send to the client.
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* @param res Information about the HTTP response to the client.
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* @param e Information about any exception that was thrown.
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* @throws IOException If an error occurs while interacting with the client.
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* @throws SOAPException If an encoding or decoding error occurs.
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*/
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private void sendResponse(Document doc, boolean error, SOAPMessage reply,
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HttpServletResponse res, Exception e)
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throws IOException, SOAPException {
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SOAPHeader header = reply.getSOAPHeader();
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header.detachNode();
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SOAPBody replyBody = reply.getSOAPBody();
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res.setHeader("Content-Type", "text/xml");
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if (error) {
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SOAPFault fault = replyBody.addFault();
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Name faultName = SOAPFactory.newInstance().createName("Server",
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"", SOAPConstants.URI_NS_SOAP_ENVELOPE);
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fault.setFaultCode(faultName);
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fault.setFaultString("Server Error: " + e.getMessage());
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// FIXME - Set correct fault actor
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fault.setFaultActor("http://localhost:8080");
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} else {
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SOAPElement bodyElement = replyBody.addDocument(doc);
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}
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reply.saveChanges();
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OutputStream os = res.getOutputStream();
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reply.writeTo(os);
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os.flush();
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}
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}
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