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Posted to jmeter-dev@jakarta.apache.org by se...@apache.org on 2003/11/17 01:52:14 UTC

cvs commit: jakarta-jmeter/src/protocol/java/org/apache/jmeter/protocol/java/sampler BSFSampler.java

sebb        2003/11/16 16:52:14

  Added:       src/protocol/java/org/apache/jmeter/protocol/java/control/gui
                        BSFSamplerGui.java
               src/protocol/java/org/apache/jmeter/protocol/java/sampler
                        BSFSampler.java
  Log:
  Alpha version of BSF sampler
  
  Revision  Changes    Path
  1.1                  jakarta-jmeter/src/protocol/java/org/apache/jmeter/protocol/java/control/gui/BSFSamplerGui.java
  
  Index: BSFSamplerGui.java
  ===================================================================
  package org.apache.jmeter.protocol.java.control.gui;
  
  import java.awt.BorderLayout;
  
  import javax.swing.Box;
  import javax.swing.JLabel;
  import javax.swing.JPanel;
  import javax.swing.JScrollPane; 
  import javax.swing.JTextArea;
  import javax.swing.JTextField;
  
  import org.apache.jmeter.protocol.java.sampler.BSFSampler;
  import org.apache.jmeter.samplers.gui.AbstractSamplerGui;
  import org.apache.jmeter.testelement.TestElement;
  import org.apache.jmeter.util.JMeterUtils;
  
  /**
   * @author    sebb AT apache DOT org 
   * @version   $Revision: 1.1 $ $Date: 2003/11/17 00:52:14 $
   */
  public class BSFSamplerGui extends AbstractSamplerGui
  {
  	private JTextArea scriptField;
  	private JTextField langField;// Language TODO should this be a drop-down list?
  	private JTextField filename;// script file name (if present)
  	private JTextField parameters;// parameters to pass to script file (or script)
  
      public BSFSamplerGui()
      {
          init();
      }
  
      public void configure(TestElement element)
      {
  		super.configure(element);
      	scriptField.setText(element.getProperty(BSFSampler.SCRIPT).toString());
  		langField.setText(element.getProperty(BSFSampler.LANGUAGE).toString());
      }
  
      public TestElement createTestElement()
      {
          BSFSampler sampler = new BSFSampler();
          modifyTestElement(sampler);
          return sampler;
      }
  
      /**
       * Modifies a given TestElement to mirror the data in the gui components.
       * @see org.apache.jmeter.gui.JMeterGUIComponent#modifyTestElement(TestElement)
       */
      public void modifyTestElement(TestElement te)
      {
          te.clear();
          this.configureTestElement(te);
  		te.setProperty(BSFSampler.FILENAME,filename.getText());
  		te.setProperty(BSFSampler.LANGUAGE,langField.getText());
  		te.setProperty(BSFSampler.PARAMETERS,parameters.getText());
  		te.setProperty(BSFSampler.SCRIPT, scriptField.getText());
      }
  
      public String getStaticLabel()
      {
          return JMeterUtils.getResString("bsf_sampler_title") + " (ALPHA CODE)";
      }
  
      private void init()
      { 
          setLayout(new BorderLayout(0, 5));
          setBorder(makeBorder());
  
  		Box box = Box.createVerticalBox();
  		box.add(makeTitlePanel());
  		box.add(createLanguagePanel());
  		box.add(createFilenamePanel());
  		box.add(createParameterPanel());
  		add(box,BorderLayout.NORTH);
  
  		JPanel panel = createScriptPanel();
  		add(panel, BorderLayout.CENTER);
  		// Don't let the input field shrink too much
  		add(
  			Box.createVerticalStrut(panel.getPreferredSize().height),
  			BorderLayout.WEST);
      }
  
  	private JPanel createParameterPanel()
  	{
  		JLabel label = new JLabel(JMeterUtils.getResString("bsf_script_parameters"));
  
  		parameters = new JTextField(10);
  		parameters.setName(BSFSampler.PARAMETERS);
  		label.setLabelFor(parameters);
  
  		JPanel parameterPanel = new JPanel(new BorderLayout(5,0));
  		parameterPanel.add(label,BorderLayout.WEST);
  		parameterPanel.add(parameters, BorderLayout.CENTER);
  		return parameterPanel;
  	}
  
  
  	private JPanel createFilenamePanel()//TODO ought to be a FileChooser ...
  	{
  		JLabel label = new JLabel(JMeterUtils.getResString("bsf_script_file"));
  		
  		filename = new JTextField(10);
  		filename.setName(BSFSampler.FILENAME);
  		label.setLabelFor(filename);
  
  		JPanel filenamePanel = new JPanel(new BorderLayout(5, 0));
  		filenamePanel.add(label, BorderLayout.WEST);
  		filenamePanel.add(filename, BorderLayout.CENTER);
  		return filenamePanel;
  	}
  
  	private JPanel createLanguagePanel()
  	{
  		JLabel label = new JLabel(JMeterUtils.getResString("bsf_script_language"));
  
  		langField = new JTextField(10);
  		langField.setName(BSFSampler.LANGUAGE);
  		label.setLabelFor(langField);
  
  		JPanel langPanel = new JPanel(new BorderLayout(5,0));
  		langPanel.add(label,BorderLayout.WEST);
  		langPanel.add(langField, BorderLayout.CENTER);
  		return langPanel;
  	}
  
  
  
  	private JPanel createScriptPanel()
  	{
  		scriptField = new JTextArea();
  		scriptField.setRows(4);
  		scriptField.setLineWrap(true);
  		scriptField.setWrapStyleWord(true);
  
  		JLabel label = new JLabel(JMeterUtils.getResString("bsf_script"));
  		label.setLabelFor(scriptField);
  
  		JPanel panel = new JPanel(new BorderLayout());
  		panel.add(label, BorderLayout.NORTH);
  		panel.add(new JScrollPane(scriptField), BorderLayout.CENTER);
  		return panel;
  	}
  }
  
  
  
  1.1                  jakarta-jmeter/src/protocol/java/org/apache/jmeter/protocol/java/sampler/BSFSampler.java
  
  Index: BSFSampler.java
  ===================================================================
  package org.apache.jmeter.protocol.java.sampler;
  
  import org.apache.bsf.*;
  import org.apache.jmeter.samplers.AbstractSampler;
  import org.apache.jmeter.samplers.Entry;
  import org.apache.jmeter.samplers.SampleResult;
  import org.apache.jorphan.logging.LoggingManager;
  import org.apache.log.Logger;
  
  /**
   * A sampler which understands BSF
   *
   * @author sebb AT apache DOT org
   * @version    $Revision: 1.1 $ Updated on: $Date: 2003/11/17 00:52:14 $
   */
  public class BSFSampler extends AbstractSampler
  {
  
      protected static Logger log = LoggingManager.getLoggerForClass();
  
      public static final String FILENAME   = "BSFSampler.filename"; //$NON-NLS-1$
  	public static final String SCRIPT     = "BSFSampler.query"; //$NON-NLS-1$
  	public static final String LANGUAGE   = "BSFSampler.language"; //$NON-NLS-1$
  	public static final String PARAMETERS = "BSFSampler.parameters"; //$NON-NLS-1$
  
  	private BSFManager mgr;
  	private BSFEngine bsfEngine;
  	
  	public BSFSampler()
  	{
  		try {
  			// register beanshell with the BSF framework
  			BSFManager.registerScriptingEngine("beanshell",
  			 "bsh.util.BeanShellBSFEngine", new String [] { "bsh"} );
  		} catch (NoClassDefFoundError e){
  		}
  	     
  	   //TODO: register other scripting languages ...
  
  	}
      
  	public String getFilename()
  	{
  		return getPropertyAsString(FILENAME);
  	}
  	public void setFilename(String newFilename)
  	{
  		this.setProperty(FILENAME, newFilename);
  	}
  	public String getScript()
  	{
  		return this.getPropertyAsString(SCRIPT);
  	}
  	public void setScript(String newScript)
  	{
  		this.setProperty(SCRIPT, newScript);
  	}
  	public String getParameters()
  	{
  		return this.getPropertyAsString(PARAMETERS);
  	}
  	public void setParameters(String newScript)
  	{
  		this.setProperty(PARAMETERS, newScript);
  	}
  	public String getScriptLanguage()
  	{
  		return this.getPropertyAsString(LANGUAGE);
  	}
  	public void setScriptLanguage(String lang)
  	{
  		this.setProperty(LANGUAGE,lang);
  	}
  
      /**
       * Returns a formatted string label describing this sampler
       *
       * @return a formatted string label describing this sampler
       */
  
      public String getLabel()
      {
          return getName();
      }
  
  
      public SampleResult sample(Entry e)// Entry tends to be ignored ...
      {
      	log.info(getLabel()+" "+getFilename());
          SampleResult res = new SampleResult();
          boolean isSuccessful = false;
          res.setSampleLabel(getLabel());
          long start = System.currentTimeMillis();
          try
          {
          	String request=getScript();
  			res.setSamplerData(request);
  
  			mgr.registerBean("Label",getLabel());
  			mgr.registerBean("Name",getFilename());
  
  			bsfEngine = mgr.loadScriptingEngine(getScriptLanguage());
  
  			Object bsfOut = bsfEngine.eval("Sampler",0,0,request);
  
  	        res.setResponseData(bsfOut.toString().getBytes());
  	        res.setDataType(SampleResult.TEXT);
  	        res.setResponseCode("200");//TODO set from script
  	        res.setResponseMessage("OK");//TODO set from script
  	        isSuccessful = true;//TODO set from script
          }
  		catch (NoClassDefFoundError ex)
  		{
  			log.warn("",ex);
  			res.setResponseCode("500");
  			res.setResponseMessage(ex.toString());
  		}
          catch (Exception ex)
          {
          	log.warn("",ex);
  			res.setResponseCode("500");
              res.setResponseMessage(ex.toString());
          }
  
          // Calculate response time
          long end = System.currentTimeMillis();
          res.setTime(end - start);
  
          // Set if we were successful or not
          res.setSuccessful(isSuccessful);
  
          return res;
      }
  }
  
  
  

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