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package org.apache.jetspeed.manager; |
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import java.io.CharArrayWriter; |
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import java.io.File; |
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import java.io.IOException; |
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import java.io.PrintWriter; |
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import java.util.Iterator; |
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import java.util.List; |
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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 org.apache.commons.fileupload.DiskFileUpload; |
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import org.apache.commons.fileupload.FileItem; |
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import org.apache.commons.fileupload.FileUpload; |
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import org.apache.jetspeed.Jetspeed; |
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import org.apache.jetspeed.components.portletregistry.PortletRegistry; |
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import org.apache.jetspeed.components.portletregistry.RegistryException; |
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import org.apache.jetspeed.deployment.DeploymentManager; |
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import org.apache.jetspeed.deployment.DeploymentStatus; |
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import org.apache.jetspeed.factory.PortletFactory; |
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import org.apache.jetspeed.om.common.portlet.MutablePortletApplication; |
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import org.apache.jetspeed.om.common.portlet.PortletApplication; |
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import org.apache.jetspeed.tools.pamanager.servletcontainer.ApplicationServerManager; |
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import org.apache.jetspeed.tools.pamanager.servletcontainer.ApplicationServerManagerResult; |
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public class ManagerServlet extends HttpServlet |
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{ |
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private static int OK = 0; |
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private static int ERROR_NO_DATA = 1; |
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private static int ERROR_UNKNOWN_COMMAND = 2; |
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private static int ERROR_UNKNOWN_PA = 3; |
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private static int ERROR_INVALID = 4; |
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private static int ERROR_UNSUPPORTED = 5; |
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private static int ERROR_UNAVAILABLE = 6; |
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private static int ERROR_SERVER = 7; |
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private static int ERROR_UNEXPECTED = 8; |
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private static int ERROR_IGNORED = 9; |
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private ApplicationServerManager asm; |
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private PortletRegistry registry; |
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private PortletFactory portletFactory; |
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private DeploymentManager dm; |
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public void init() throws ServletException |
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{ |
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super.init(); |
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asm = (ApplicationServerManager) Jetspeed.getComponentManager().getComponent(ApplicationServerManager.class); |
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registry = (PortletRegistry) Jetspeed.getComponentManager().getComponent(PortletRegistry.class); |
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portletFactory = (PortletFactory) Jetspeed.getComponentManager().getComponent("portletFactory"); |
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dm = (DeploymentManager) Jetspeed.getComponentManager().getComponent("deploymentManager"); |
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} |
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public void destroy() |
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{ |
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super.destroy(); |
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} |
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protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
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{ |
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process(request, response, false); |
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} |
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException |
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{ |
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process(request, response, true); |
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} |
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protected void process(HttpServletRequest request, HttpServletResponse response, boolean posted) |
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throws ServletException, IOException |
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{ |
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response.setContentType("text/plain; charset=utf-8"); |
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CharArrayWriter buffer = new CharArrayWriter(); |
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PrintWriter writer = new PrintWriter(buffer); |
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String command = request.getPathInfo(); |
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int result = OK; |
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if (command == null) |
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{ |
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result = OK; |
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} |
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else if (command.equals("/list")) |
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{ |
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result = list(writer); |
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} |
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else if (command.equals("/start")) |
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{ |
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result = start(writer, request.getParameter("pa")); |
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} |
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else if (command.equals("/stop")) |
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{ |
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result = stop(writer, request.getParameter("pa")); |
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} |
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else if (command.equals("/undeploy")) |
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{ |
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result = undeploy(writer, request.getParameter("pa")); |
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} |
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else if (command.equals("/unregister")) |
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{ |
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result = unregister(writer, request.getParameter("pa")); |
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} |
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else if (command.equals("/deploy")) |
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{ |
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if (posted) |
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{ |
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result = deploy(writer, request); |
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} |
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else |
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{ |
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writer.println("Error: /deploy is only available through POST"); |
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result = ERROR_INVALID; |
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} |
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} |
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else |
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{ |
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writer.println("Error: Unknown command " + command); |
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result = ERROR_UNKNOWN_COMMAND; |
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} |
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writer.flush(); |
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writer.close(); |
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writer = response.getWriter(); |
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if (result == OK) |
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{ |
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writer.println("OK"); |
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} |
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else |
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{ |
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writer.println("FAIL - CODE: " + result); |
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} |
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writer.print(buffer.toString()); |
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writer.flush(); |
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writer.close(); |
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} |
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protected int list(Prclass="keyword">intWriter writer) |
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{ |
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writer.println("Listed Portlet Applications"); |
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Iterator iter = registry.getPortletApplications().iterator(); |
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PortletApplication pa; |
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while (iter.hasNext()) |
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{ |
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pa = (PortletApplication) iter.next(); |
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writer.println(pa.getId() + ":" + pa.getName() + ":" + pa.getWebApplicationDefinition().getContextRoot() |
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+ ":" + (portletFactory.isPortletApplicationRegistered(pa) ? "ACTIVE" : "INACTIVE")); |
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} |
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return OK; |
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} |
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protected int start(Prclass="keyword">intWriter writer, String paName) |
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{ |
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PortletApplication pa = null; |
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if (paName != null) |
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{ |
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pa = registry.getPortletApplication(paName); |
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} |
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if (pa == null) |
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{ |
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writer.println("Error: Unknown Portlet Application " + paName); |
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return ERROR_UNKNOWN_PA; |
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} |
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if (portletFactory.isPortletApplicationRegistered(pa)) |
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{ |
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writer.println("Warning: Portlet Application " + paName + " already started"); |
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return OK; |
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} |
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else if (pa.getApplicationType() == MutablePortletApplication.LOCAL) |
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{ |
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writer.println("Error: Starting LOCAL Portlet Application " + paName + " not supported"); |
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return ERROR_UNSUPPORTED; |
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} |
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else if (!asm.isConnected()) |
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{ |
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writer.println("Error: Not connected to the server"); |
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return ERROR_UNAVAILABLE; |
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} |
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else |
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{ |
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try |
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{ |
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ApplicationServerManagerResult result = asm.start(pa.getWebApplicationDefinition().getContextRoot()); |
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if (result.isOk()) |
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{ |
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writer.println("Portlet Application " + paName + " started"); |
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writer.println(result.getResponse()); |
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return OK; |
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} |
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else |
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{ |
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writer.println("Error: Portlet Application " + paName + " could not be started"); |
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writer.println(result.getResponse()); |
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return ERROR_SERVER; |
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} |
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} |
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catch (Exception e) |
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{ |
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writer.println("Error: Failed to start Portlet Application " + paName + ": " + e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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} |
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} |
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protected int stop(Prclass="keyword">intWriter writer, String paName) |
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{ |
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PortletApplication pa = null; |
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if (paName != null) |
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pa = registry.getPortletApplication(paName); |
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} |
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if (pa == null) |
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{ |
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writer.println("Error: Unknown Portlet Application " + paName); |
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return ERROR_UNKNOWN_PA; |
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} |
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if (!portletFactory.isPortletApplicationRegistered(pa)) |
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{ |
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writer.println("Portlet Application " + paName + " already stopped"); |
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return OK; |
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} |
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else if (pa.getApplicationType() == MutablePortletApplication.LOCAL) |
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{ |
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writer.println("Error: Stopping LOCAL Portlet Application " + paName + " not supported"); |
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return ERROR_UNSUPPORTED; |
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} |
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else if (!asm.isConnected()) |
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{ |
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writer.println("Error: Not connected to the server"); |
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return ERROR_UNAVAILABLE; |
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} |
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else |
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{ |
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try |
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{ |
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ApplicationServerManagerResult result = asm.stop(pa.getWebApplicationDefinition().getContextRoot()); |
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if (result.isOk()) |
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{ |
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writer.println("Portlet Application " + paName + " stopped"); |
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writer.println(result.getResponse()); |
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return OK; |
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} |
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else |
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{ |
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writer.println("Error: Portlet Application " + paName + " could not be stopped"); |
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writer.println(result.getResponse()); |
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return ERROR_SERVER; |
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} |
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} |
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catch (Exception e) |
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{ |
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writer.println("Error: Failed to stop Portlet Application " + paName + ": " + e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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} |
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} |
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protected int undeploy(Prclass="keyword">intWriter writer, String paName) |
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{ |
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int stopResult = stop(writer, paName); |
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if (stopResult != OK) |
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{ |
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return stopResult; |
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} |
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else if (!asm.isConnected()) |
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{ |
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writer.println("Error: Not connected to the server"); |
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return ERROR_UNAVAILABLE; |
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} |
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PortletApplication pa = registry.getPortletApplication(paName); |
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try |
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{ |
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ApplicationServerManagerResult result = asm.undeploy(pa.getWebApplicationDefinition().getContextRoot()); |
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if (result.isOk()) |
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{ |
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writer.println("Portlet Application " + paName + " undeployed"); |
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writer.println(result.getResponse()); |
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return OK; |
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} |
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else |
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{ |
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writer.println("Error: Portlet Application " + paName + " could not be undeployed"); |
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writer.println(result.getResponse()); |
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return ERROR_SERVER; |
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} |
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} |
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catch (Exception e) |
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{ |
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writer.println("Error: Failed to undeploy Portlet Application " + paName + ": " + e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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} |
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protected int unregister(Prclass="keyword">intWriter writer, String paName) |
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{ |
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int result = stop(writer, paName); |
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if (result != OK) |
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{ |
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return result; |
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} |
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PortletApplication pa = registry.getPortletApplication(paName); |
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try |
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{ |
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registry.removeApplication(pa); |
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writer.println("Portlet Application " + paName + " unregistered"); |
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return OK; |
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} |
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catch (RegistryException e) |
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{ |
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writer.println("Error: Failed to unregister Portlet Application " + paName + ": " + e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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} |
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protected int deploy(Prclass="keyword">intWriter writer, HttpServletRequest request) |
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{ |
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if ( !FileUpload.isMultipartContent(request) ) |
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{ |
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writer.println("Error: No file multipart content provided"); |
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return ERROR_NO_DATA; |
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} |
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File tempDir = null; |
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File tempFile = null; |
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try |
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{ |
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DiskFileUpload upload = new DiskFileUpload(); |
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tempDir = File.createTempFile("upload", null); |
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tempDir.deleteOnExit(); |
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tempDir.delete(); |
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tempDir.mkdirs(); |
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tempDir.deleteOnExit(); |
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List items = upload.parseRequest(request,0,-1L,tempDir.getAbsolutePath()); |
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Iterator iter = items.iterator(); |
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while ( iter.hasNext() ) |
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{ |
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FileItem item = (FileItem)iter.next(); |
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if (!item.isFormField()) |
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{ |
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String fileName = item.getName(); |
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tempFile = new File(tempDir, fileName ); |
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tempFile.deleteOnExit(); |
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item.write(tempFile); |
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try |
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{ |
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DeploymentStatus status = dm.deploy(tempFile); |
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if ( status.getStatus() == DeploymentStatus.STATUS_OKAY ) |
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{ |
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writer.println("Deployed " + fileName); |
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return OK; |
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} |
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else if ( status.getStatus() == DeploymentStatus.STATUS_EVAL ) |
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{ |
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writer.println("Error: Unrecognized file "+ fileName); |
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return ERROR_IGNORED; |
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} |
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else |
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{ |
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writer.println("Error: Failed to deploy file "+ fileName); |
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return ERROR_IGNORED; |
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} |
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} |
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catch (Throwable e) |
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{ |
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writer.println("Error: Failed to deploy file " + fileName + ": " + e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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} |
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} |
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|
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} |
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catch (Throwable e) |
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{ |
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writer.println("Error: Failed to process uploaded data: "+e.getMessage()); |
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e.printStackTrace(writer); |
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return ERROR_UNEXPECTED; |
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} |
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finally |
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{ |
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if (tempFile != null) |
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{ |
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tempFile.delete(); |
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} |
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if (tempDir != null) |
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{ |
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tempDir.delete(); |
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} |
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} |
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return OK; |
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} |
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} |