/* ====================================================================
* Limited Evaluation License:
*
* This software is open source, but licensed. The license with this package
* is an evaluation license, which may not be used for productive systems. If
* you want a full license, please contact us.
*
* The exclusive owner of this work is the OpenRate project.
* This work, including all associated documents and components
* is Copyright of the OpenRate project 2006-2015.
*
* The following restrictions apply unless they are expressly relaxed in a
* contractual agreement between the license holder or one of its officially
* assigned agents and you or your organisation:
*
* 1) This work may not be disclosed, either in full or in part, in any form
* electronic or physical, to any third party. This includes both in the
* form of source code and compiled modules.
* 2) This work contains trade secrets in the form of architecture, algorithms
* methods and technologies. These trade secrets may not be disclosed to
* third parties in any form, either directly or in summary or paraphrased
* form, nor may these trade secrets be used to construct products of a
* similar or competing nature either by you or third parties.
* 3) This work may not be included in full or in part in any application.
* 4) You may not remove or alter any proprietary legends or notices contained
* in or on this work.
* 5) This software may not be reverse-engineered or otherwise decompiled, if
* you received this work in a compiled form.
* 6) This work is licensed, not sold. Possession of this software does not
* imply or grant any right to you.
* 7) You agree to disclose any changes to this work to the copyright holder
* and that the copyright holder may include any such changes at its own
* discretion into the work
* 8) You agree not to derive other works from the trade secrets in this work,
* and that any such derivation may make you liable to pay damages to the
* copyright holder
* 9) You agree to use this software exclusively for evaluation purposes, and
* that you shall not use this software to derive commercial profit or
* support your business or personal activities.
*
* This software is provided "as is" and any expressed or impled warranties,
* including, but not limited to, the impled warranties of merchantability
* and fitness for a particular purpose are disclaimed. In no event shall
* The OpenRate Project or its officially assigned agents be liable to any
* direct, indirect, incidental, special, exemplary, or consequential damages
* (including but not limited to, procurement of substitute goods or services;
* Loss of use, data, or profits; or any business interruption) however caused
* and on theory of liability, whether in contract, strict liability, or tort
* (including negligence or otherwise) arising in any way out of the use of
* this software, even if advised of the possibility of such damage.
* This software contains portions by The Apache Software Foundation, Robert
* Half International.
* ====================================================================
*/
package OpenRate.process;
import OpenRate.exception.InitializationException;
import OpenRate.exception.ProcessingException;
import OpenRate.record.IRecord;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.LinkedList;
/**
* Logger for process states
*
* @author TGDSPIA1
*/
public class ProcessStateLogger extends AbstractPlugIn implements Runnable
{
private LinkedList<Object> logQueue;
private boolean isClientAvailable = false;
// -----------------------------------------------------------------------------
// ------------------ Start of inherited Plug In functions ---------------------
// -----------------------------------------------------------------------------
/**
* Initialise the module. Called during pipeline creation to initialise:
* - Configuration properties that are defined in the properties file.
* - The references to any cache objects that are used in the processing
* - The symbolic name of the module
*
* @param PipelineName The name of the pipeline this module is in
* @param ModuleName The name of this module in the pipeline
* @throws OpenRate.exception.InitializationException
*/
@Override
public void init(String PipelineName, String ModuleName)
throws InitializationException
{
logQueue = new LinkedList<>();
SocketOutputThread thread = new SocketOutputThread();
thread.start();
// Do the inherited work, e.g. setting the symbolic name etc
super.init(PipelineName,ModuleName);
// Get the cache object reference
// CacheObjectName = PropertyUtils.getPropertyUtils().getPluginPropertyValue(PipelineName,
// ModuleName,"DataCache");
}
/**
* This is called when the synthetic Header record is encountered, and has the
* meaning that the stream is starting.
*/
@Override
public IRecord procHeader(IRecord r)
{
return r;
}
/**
* This is called when the synthetic trailer record is encountered, and has the
* meaning that the stream is now finished.
*/
@Override
public IRecord procTrailer(IRecord r)
{
return r;
}
// -----------------------------------------------------------------------------
// ----------------------- Start of utility functions --------------------------
// -----------------------------------------------------------------------------
/**
*
* @param data
* @throws ProcessingException
*/
protected void logData(Object data) throws ProcessingException
{
if(isClientAvailable){
synchronized(this){
// System.out.println(" adding to Queue"+logQueue.size());
logQueue.add(data);
// System.out.println(" added to Queue"+logQueue.size());
}
}
}
@Override
public IRecord procValidRecord(IRecord r) throws ProcessingException
{
if(r.getCurrentStateObject() != null)
{
logData(r.getCurrentStateObject());
}
return r;
}
@Override
public IRecord procErrorRecord(IRecord r) throws ProcessingException
{
return r;
}
private class SocketOutputThread extends Thread {
private ServerSocket serverSocket;
private Socket clientSocket;
public SocketOutputThread() {
super("SocketOutputThread-" + new java.util.Date());
try {
serverSocket = new ServerSocket(8208);
} catch (IOException ex) {
ex.printStackTrace();
}
}
@Override
public void run() {
DataOutputStream out;
while (!isInterrupted()) {
try{
isClientAvailable = false;
clientSocket = serverSocket.accept();
isClientAvailable = true;
out = new DataOutputStream(clientSocket.getOutputStream());
// get a task to run
Object dataToLog;
try {
dataToLog = getLogData();
while (dataToLog != null) {
System.out.println(dataToLog);
out.writeUTF(dataToLog.toString()+"\r\n");
out.flush();
dataToLog = getLogData();
}
} catch (InterruptedException ex) {
ex.printStackTrace();
}
}catch(Exception e){
e.printStackTrace();
}
}
}
protected Object getLogData() throws InterruptedException {
while (logQueue.size() == 0) {
SocketOutputThread.sleep(500);
}
return logQueue.removeFirst();
}
}
}