Example: Creating a text log

The following example shows how to create a text-log output from an empty test script.


Procedure

Implement the subclass that inherits the base class LogExtensionAdapter to implement the following methods to get the log result that you want.

public void initLog() 
public void writeLog(ILogMessage message)
public void closeLog() 
Here is an example of text-log output from an empty test script.

July 23, 2007 8:30:12 PM IST :Script Name Script1.java Result :INFO Event SCRIPT START headlind Script start [Script1] 
Property Name =line_number Property Value =1 
Property Name =script_name Property Value =Script1 
Property Name =script_id Property Value =Script1.java

July 23, 2007 8:30:12 PM IST :Script Name Script1.java Result :PASS Event SCRIPT END headlind Script end [Script1] 
Property Name =line_number Property Value =-1 
Property Name =script_name Property Value =Script1 
Property Name =script_id Property Value =Script1.java


Example

The following example shows an implementation of a text-log to get the text-log output that is shown in the previous example:

import java.io.File; 
import java.io.FileOutputStream; 
import java.io.IOException; 
import java.io.PrintWriter; 
import java.util.Vector; 

import com.rational.test.ft.services.ILogMessage; 
import com.rational.test.ft.services.LogException; 
import com.rational.test.ft.services.LogExtensionAdapter; 
import com.rational.test.ft.services.LogMessageProperty; 

public class ExampleLog extends LogExtensionAdapter { 

private String logName=null; 
private String logDirectory=null; 
private PrintWriter out=null; 

public ExampleLog(String logName) { 
 super(logName); 
 this.logName=logName; 
 this.logDirectory=null; 
} 

public ExampleLog() { 
 super(); 
 this.logName=null; 
 this.logDirectory=null; 
} 

/**
* Initialize the stream to write the log.
*/
public void initLog() throws LogException { 
 try{ 
  this.logName=getLogName(); 
  this.logDirectory=getLogDirectory(); 
  File logFile=new File(logDirectory,logName+".txt"); 
  FileOutputStream fos=new FileOutputStream(logFile); 
  out=new PrintWriter(fos); 
 }catch(IOException e) 
 { 
  
 } 
} 

/**
* Write log events/message to the file stream
*/
public void writeLog(ILogMessage message) { 
 Vector properties=message.getProperties(); 
  String result=getResult(message); 
  String event_type=getEventType(message); 
  String headline=getHeadline(message); 
  String timestamp=getTimestamp(); 
  String currentScriptName=getScriptName(message); 
  out.println(timestamp + " :Script Name " + currentScriptName + " Result :" + result + " Event " + event_type + " headlind " + headline ); 
  for(int i=0,size=properties.size();i<size;i++)  { 
  LogMessageProperty property = 
   (LogMessageProperty) properties.elementAt( i ); 
  out.println("Property Name =" + property.getName().toString() + " Property Value =" +property.getValue().toString() ); 
  } 
  out.println(); 
} 

/**
* Close the stream to persist the logs.
*/
public void closeLog() { 
 try{ 
   out.close(); 
 }catch(Exception e) {  
  
 } 
} 

/**
* Return the result from the log message.
*/
private String getResult(ILogMessage message) { 
  String result=null; 
  switch (message.getResult()) 
  { 
   case LOG_FAILURE : result="FAILURE";break; 
   case LOG_PASS : result="PASS";break; 
   case LOG_WARNING : result="WARNING";break; 
   default: result= "INFO"; 
 } 
 return result; 
} 

/** 
* Return string representation of event from the ILogMessage.
*/
private String getEventType(ILogMessage message) { 
  String eventType=null; 
  switch(message.getEvent()) 
  { 
   case EVENT_SCRIPT_START : eventType="SCRIPT START";break; 
   case EVENT_SCRIPT_END : eventType="SCRIPT END";break; 
   case EVENT_VP : eventType="VERIFCATION POINT";break; 
   case EVENT_CALL_SCRIPT : eventType = "CALL_SCRIPT"; break; 
   case EVENT_APPLICATION_START : eventType="APPLICATION START";break; 
   case EVENT_APPLICATION_END : eventType="APPLICATION END";break; 
   case EVENT_TIMER_START : eventType="TIMER START";break; 
   case EVENT_TIMER_END : eventType= "TIMER END" ;break; 
   case EVENT_CONFIGURATION : eventType="CONFIGURATION"; break; 
   default : eventType="GENERAL"; 
 } 
 return eventType; 
} 

/**
* Returns the headline from the ILogMessage.
*/
private String getHeadline(ILogMessage message) { 
  return message.getHeadline(); 
} 

/**
* Return the script name from the ILogMessage.
*/
private String getScriptName(ILogMessage message) { 
  String scriptName=null; 
  Vector properties=message.getProperties(); 
  for(int i=0,size=properties.size();i<size;i++)  { 
   LogMessageProperty property = 
   (LogMessageProperty) properties.elementAt( i ); 
   if(property.getName().equalsIgnoreCase(PROP_SCRIPT_ID)) 
   { 
     scriptName=property.getValue().toString(); 
   } 
  } 
  return scriptName; 
} 
} 

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