Java tutorial
/******************************************************************************* * Copyright (c) 2012 Zend Technologies Ltd. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html *******************************************************************************/ package org.zend.php.zendserver.monitor.internal.ui; import java.io.IOException; import java.lang.reflect.InvocationTargetException; import java.text.MessageFormat; import java.util.List; import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpMethodBase; import org.apache.commons.httpclient.NameValuePair; import org.apache.commons.httpclient.methods.GetMethod; import org.apache.commons.httpclient.methods.PostMethod; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Status; import org.eclipse.core.runtime.jobs.Job; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.operation.IRunnableWithProgress; import org.eclipse.swt.widgets.Display; import org.zend.core.notifications.NotificationManager; import org.zend.sdklib.monitor.IZendIssue; import org.zend.webapi.core.WebApiException; import org.zend.webapi.core.connection.data.Event; import org.zend.webapi.core.connection.data.EventsGroupDetails; import org.zend.webapi.core.connection.data.Parameter; import org.zend.webapi.core.connection.data.ParameterList; import org.zend.webapi.core.connection.data.SuperGlobals; import org.zend.webapi.internal.core.connection.exception.InvalidResponseException; /** * Recreate and execute HTTP request based on provided request parameters. * * @author Wojciech Galanciak, 2012 * */ public class RequestGeneratorJob extends Job { private IZendIssue zendIssue; public RequestGeneratorJob(IZendIssue zendIssue) { super(Messages.RequestGeneratorJob_RepeatTaskTitle); this.zendIssue = zendIssue; } @Override protected IStatus run(IProgressMonitor monitor) { NotificationManager.registerProgress(Messages.RequestGeneratorJob_NotificationTitle, Messages.RequestGeneratorJob_RepeatTaskTitle, new IRunnableWithProgress() { public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException { monitor.beginTask(Messages.RequestGeneratorJob_RepeatTaskTitle, IProgressMonitor.UNKNOWN); final int result = generate(); switch (result) { case 200: NotificationManager.registerInfo(Messages.RequestGeneratorJob_MessageTitle, MessageFormat.format(Messages.RequestGeneratorJob_MessageBody, result), 3000); break; case -1: NotificationManager.registerInfo(Messages.RequestGeneratorJob_MessageTitle, Messages.RequestGeneratorJob_RepeatFailedMessage, 3000); default: break; } monitor.done(); } }, false); return Status.OK_STATUS; } /** * Create and execute HTTP request based on provided issue. * * @param zendIssue * @return HTTP response code * @throws IOException */ private int generate() { String url = zendIssue.getIssue().getGeneralDetails().getUrl(); List<EventsGroupDetails> groups = null; try { groups = zendIssue.getGroupDetails(); } catch (InvalidResponseException e) { showMessage(Messages.RequestGeneratorJob_RepeatActionTitle, Messages.RequestGeneratorJob_RepeatActionNotSupportedMessage); return -1; } catch (WebApiException e) { showMessage(Messages.RequestGeneratorJob_RepeatActionTitle, Messages.RequestGeneratorJob_RepeatActionFailedMessage); return -1; } if (groups != null && groups.size() > 0) { HttpClient client = new HttpClient(); HttpMethodBase method = null; Event event = groups.get(0).getEvent(); SuperGlobals globals = event.getSuperGlobals(); if (globals != null) { ParameterList params = globals.getPost(); if (params != null) { List<Parameter> parameters = params.getParameters(); if (parameters != null && parameters.size() > 0) { method = createPostRequest(url, parameters); } } params = globals.getGet(); if (params != null) { if (method != null) { setGetParams(method, params); } else { method = createGetRequest(url, params); } } params = globals.getCookie(); if (method != null && params != null) { setCookies(method, params); } } if (method != null) { int statusCode = -1; try { statusCode = client.executeMethod(method); } catch (IOException e) { Activator.log(e); } finally { method.releaseConnection(); } return statusCode; } } return -1; } private HttpMethodBase createGetRequest(String url, ParameterList paramsList) { GetMethod method = new GetMethod(url); setGetParams(method, paramsList); return method; } private HttpMethodBase createPostRequest(String url, List<Parameter> parameters) { PostMethod method = new PostMethod(url); NameValuePair[] query = new NameValuePair[parameters.size()]; for (int i = 0; i < query.length; i++) { Parameter param = parameters.get(i); method.addParameter(param.getName(), param.getValue()); } return method; } private void setGetParams(HttpMethodBase method, ParameterList paramsList) { List<Parameter> params = paramsList.getParameters(); if (params != null) { NameValuePair[] query = new NameValuePair[params.size()]; for (int i = 0; i < query.length; i++) { Parameter param = params.get(i); query[i] = new NameValuePair(param.getName(), param.getValue()); } method.setQueryString(query); } } private HttpMethodBase setCookies(HttpMethodBase method, ParameterList paramsList) { List<Parameter> params = paramsList.getParameters(); if (params != null) { StringBuilder builder = new StringBuilder(); for (Parameter parameter : params) { builder.append(parameter.getName()); builder.append("="); //$NON-NLS-1$ builder.append(parameter.getValue()); builder.append(";"); //$NON-NLS-1$ } String value = builder.toString(); if (value.length() > 0) { value = value.substring(0, value.length() - 1); method.setRequestHeader("Cookie", value); //$NON-NLS-1$ } } return method; } private void showMessage(final String title, final String message) { Display.getDefault().asyncExec(new Runnable() { public void run() { MessageDialog.openInformation(org.zend.core.notifications.Activator.getDefault().getParent(), title, message); } }); } }