android.gov.nist.javax.sip.parser.PostParseExecutorServices Maven / Gradle / Ivy

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package android.gov.nist.javax.sip.parser;

import android.gov.nist.javax.sip.SipStackImpl;
import android.gov.nist.javax.sip.stack.BlockingQueueDispatchAuditor;

import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

public class PostParseExecutorServices {
	private static ExecutorService postParseExecutor = null;
    
    public static class NamedThreadFactory implements ThreadFactory {
    	static long threadNumber = 0;
		public Thread newThread(Runnable arg0) {
			Thread thread = new Thread(arg0);
			thread.setName("SIP-TCP-Core-PipelineThreadpool-" + threadNumber++%999999999);
			return thread;
		}
    	
    }
 
    public static BlockingQueue staticQueue;
    public static BlockingQueueDispatchAuditor staticQueueAuditor;
    public static void setPostParseExcutorSize(SipStackImpl sipStack, int threads, int queueTimeout){
    	if(postParseExecutor != null) {
    		postParseExecutor.shutdownNow();
    	}
    	if(staticQueueAuditor != null) {
    		try {
    			staticQueueAuditor.stop();
    		} catch (Exception e) {

    		}
    	}
    	if(threads<=0) {
    		postParseExecutor = null;
    	} else {
    		staticQueue = new LinkedBlockingQueue();
    		postParseExecutor = new ThreadPoolExecutor(threads, threads,
    				0, TimeUnit.SECONDS, staticQueue,
    				new NamedThreadFactory());
    		// Contribution for https://github.com/Mobicents/jain-sip/issues/39
    		if(sipStack.getStackCongestionControlTimeout() > 0) {
	    		staticQueueAuditor = new BlockingQueueDispatchAuditor(staticQueue);
	    		staticQueueAuditor.setTimeout(queueTimeout);
	    		staticQueueAuditor.start(2000);
    		}
    	}

    }
    
    public static ExecutorService getPostParseExecutor() {
    	return postParseExecutor;
    }
    public static void shutdownThreadpool() {
    	if(postParseExecutor != null) {
    		postParseExecutor.shutdown();
    		postParseExecutor = null;
        }
    	if(staticQueueAuditor != null) {
    		try {
    			staticQueueAuditor.stop();
    		} catch (Exception e) {

    		}
    	}
    }
}