org.pentaho.di.www.StopJobServlet Maven / Gradle / Ivy
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* Pentaho Data Integration
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* Copyright (C) 2002-2018 by Hitachi Vantara : http://www.pentaho.com
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* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with
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package org.pentaho.di.www;
import java.io.IOException;
import java.io.PrintWriter;
import java.net.URLEncoder;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.owasp.encoder.Encode;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.util.Utils;
import org.pentaho.di.core.xml.XMLHandler;
import org.pentaho.di.i18n.BaseMessages;
import org.pentaho.di.job.Job;
public class StopJobServlet extends BaseHttpServlet implements CartePluginInterface {
private static Class PKG = StopJobServlet.class; // for i18n purposes, needed by Translator2!!
private static final long serialVersionUID = 3634806745372015720L;
public static final String CONTEXT_PATH = "/kettle/stopJob";
public StopJobServlet() {
}
public StopJobServlet( JobMap jobMap ) {
super( jobMap );
}
/**
/kettle/stopJob
GET
Stops job execution on Carte server.
Example Request:
GET /kettle/stopJob/?name=dummy_job&xml=Y
Parameters
name
description
type
name
Name of the job to be stopped.
query
xml
Boolean flag which sets the output format required. Use Y to receive XML response.
boolean, optional
id
Carte job ID of the job to be stopped. This parameter is optional when xml=Y is used.
query, optional
Response Body
text:
HTML
media types:
text/xml, text/html
Response XML or HTML containing operation result. When using xml=Y result field indicates whether
operation was successful (OK) or not (ERROR).
Example Response:
OK
Job [dummy_job] stop requested.
Status Codes
code
description
200
Request was processed.
500
Internal server error occurs during request processing.
*/
public void doGet( HttpServletRequest request, HttpServletResponse response ) throws ServletException,
IOException {
if ( isJettyMode() && !request.getContextPath().startsWith( CONTEXT_PATH ) ) {
return;
}
if ( log.isDebug() ) {
logDebug( BaseMessages.getString( PKG, "StopJobServlet.log.StopJobRequested" ) );
}
String jobName = request.getParameter( "name" );
String id = request.getParameter( "id" );
boolean useXML = "Y".equalsIgnoreCase( request.getParameter( "xml" ) );
PrintWriter out = response.getWriter();
try {
if ( useXML ) {
response.setContentType( "text/xml" );
response.setCharacterEncoding( Const.XML_ENCODING );
out.print( XMLHandler.getXMLHeader( Const.XML_ENCODING ) );
} else {
response.setContentType( "text/html;charset=UTF-8" );
out.println( "" );
out.println( "" );
out.println( "Stop job " );
out.println( "" );
out.println( "" );
out.println( "" );
out.println( "" );
}
// ID is optional...
//
Job job;
CarteObjectEntry entry;
if ( Utils.isEmpty( id ) ) {
// get the first job that matches...
//
entry = getJobMap().getFirstCarteObjectEntry( jobName );
if ( entry == null ) {
job = null;
} else {
id = entry.getId();
job = getJobMap().getJob( entry );
}
} else {
// Take the ID into account!
//
entry = new CarteObjectEntry( jobName, id );
job = getJobMap().getJob( entry );
}
if ( job != null ) {
job.stopAll();
String message = BaseMessages.getString( PKG, "JobStatusServlet.Log.JobStopRequested", jobName );
if ( useXML ) {
out.println( new WebResult( WebResult.STRING_OK, message ).getXML() );
} else {
out.println( "" + Encode.forHtml( message ) + "
" );
out.println( ""
+ BaseMessages.getString( PKG, "JobStatusServlet.BackToJobStatusPage" ) + "" );
}
} else {
String message = BaseMessages.getString( PKG, "StopJobServlet.Log.CoundNotFindJob", jobName );
if ( useXML ) {
out.println( new WebResult( WebResult.STRING_ERROR, message ).getXML() );
} else {
out.println( "
" + Encode.forHtml( message ) + "
" );
out.println( ""
+ BaseMessages.getString( PKG, "TransStatusServlet.BackToStatusPage" ) + "" );
response.setStatus( HttpServletResponse.SC_BAD_REQUEST );
}
}
} catch ( Exception ex ) {
if ( useXML ) {
out.println( new WebResult( WebResult.STRING_ERROR, Const.getStackTracker( ex ) ).getXML() );
} else {
out.println( "
" );
out.println( "
" );
out.println( Encode.forHtml( Const.getStackTracker( ex ) ) );
out.println( "" );
response.setStatus( HttpServletResponse.SC_BAD_REQUEST );
}
}
if ( !useXML ) {
out.println( "" );
out.println( "" );
out.println( "" );
}
}
public String toString() {
return "Stop job";
}
public String getService() {
return CONTEXT_PATH + " (" + toString() + ")";
}
public String getContextPath() {
return CONTEXT_PATH;
}
}