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Posted to commits@mina.apache.org by tr...@apache.org on 2007/07/13 15:15:23 UTC

svn commit: r555981 - in /mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio: SocketIoProcessor.java SocketSessionImpl.java

Author: trustin
Date: Fri Jul 13 06:15:22 2007
New Revision: 555981

URL: http://svn.apache.org/viewvc?view=rev&rev=555981
Log:
Made SocketIoProcessor adjust readBufferSize dynamically

Modified:
    mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketIoProcessor.java
    mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketSessionImpl.java

Modified: mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketIoProcessor.java
URL: http://svn.apache.org/viewvc/mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketIoProcessor.java?view=diff&rev=555981&r1=555980&r2=555981
==============================================================================
--- mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketIoProcessor.java (original)
+++ mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketIoProcessor.java Fri Jul 13 06:15:22 2007
@@ -230,8 +230,6 @@
         SocketChannel ch = session.getChannel();
 
         try {
-            buf.clear();
-
             int readBytes = 0;
             int ret;
 
@@ -248,6 +246,14 @@
             if (readBytes > 0) {
                 session.getFilterChain().fireMessageReceived(session, buf);
                 buf = null;
+                
+                if (readBytes * 2 < session.getReadBufferSize()) {
+                    if (session.getReadBufferSize() > 64) {
+                        session.setReadBufferSize(session.getReadBufferSize() >>> 1);
+                    }
+                } else if (readBytes == session.getReadBufferSize()) {
+                    session.setReadBufferSize(session.getReadBufferSize() << 1);
+                }
             }
             if (ret < 0) {
                 scheduleRemove(session);

Modified: mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketSessionImpl.java
URL: http://svn.apache.org/viewvc/mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketSessionImpl.java?view=diff&rev=555981&r1=555980&r2=555981
==============================================================================
--- mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketSessionImpl.java (original)
+++ mina/trunk/core/src/main/java/org/apache/mina/transport/socket/nio/SocketSessionImpl.java Fri Jul 13 06:15:22 2007
@@ -61,7 +61,7 @@
 
     private SelectionKey key;
 
-    private int readBufferSize;
+    private int readBufferSize = 1024;
 
     /**
      * Creates a new instance.
@@ -183,6 +183,10 @@
     int getReadBufferSize() {
         return readBufferSize;
     }
+    
+    void setReadBufferSize(int readBufferSize) {
+        this.readBufferSize = readBufferSize;
+    }
 
     private class SessionConfigImpl extends BaseIoSessionConfig implements
             SocketSessionConfig {
@@ -327,7 +331,6 @@
                     ch.socket().setReceiveBufferSize(size);
                     // Re-retrieve the effective receive buffer size.
                     size = ch.socket().getReceiveBufferSize();
-                    SocketSessionImpl.this.readBufferSize = size;
                 } catch (SocketException e) {
                     throw new RuntimeIOException(e);
                 }