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AbstractChannel - make chanReqResponseEvents a ConcurrentLinkedQueue, so don't have to have sendChannelRequest() & gotResponse() as synchronized methods. #27

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This commit is contained in:
Shikhar Bhushan
2011-08-29 16:41:27 +01:00
parent 1cec011401
commit 1a2351c5ee
1 changed files with 7 additions and 8 deletions
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15
src/main/java/net/schmizz/sshj/connection/channel/AbstractChannel.java
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@@ -53,8 +53,8 @@ import org.slf4j.LoggerFactory;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.LinkedList;
import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantLock;
@@ -76,7 +76,7 @@ public abstract class AbstractChannel
/** Remote recipient ID */
private int recipient;
private final Queue<Event<ConnectionException>> chanReqResponseEvents = new LinkedList<Event<ConnectionException>>();
private final Queue<Event<ConnectionException>> chanReqResponseEvents = new ConcurrentLinkedQueue<Event<ConnectionException>>();
/* The lock used by to create the open & close events */
private final ReentrantLock lock = new ReentrantLock();
@@ -364,8 +364,8 @@ public abstract class AbstractChannel
stream.receive(buf.array(), buf.rpos(), len);
}
protected synchronized Event<ConnectionException> sendChannelRequest(String reqType, boolean wantReply,
Buffer.PlainBuffer reqSpecific)
protected Event<ConnectionException> sendChannelRequest(String reqType, boolean wantReply,
Buffer.PlainBuffer reqSpecific)
throws TransportException {
log.info("Sending channel request for `{}`", reqType);
trans.write(
@@ -383,7 +383,7 @@ public abstract class AbstractChannel
return responseEvent;
}
private synchronized void gotResponse(boolean success)
private void gotResponse(boolean success)
throws ConnectionException {
final Event<ConnectionException> responseEvent = chanReqResponseEvents.poll();
if (responseEvent != null) {
@@ -392,9 +392,8 @@ public abstract class AbstractChannel
else
responseEvent.deliverError(new ConnectionException("Request failed"));
} else
throw new ConnectionException(
DisconnectReason.PROTOCOL_ERROR,
"Received response to channel request when none was requested");
throw new ConnectionException(DisconnectReason.PROTOCOL_ERROR,
"Received response to channel request when none was requested");
}
private synchronized void gotEOF()