ActiveIO - 1.0

Clover coverage report - ActiveIO - 1.0

Coverage timestamp: Fri Apr 22 2005 14:27:22 PDT

FRAMES NO FRAMES

file stats:	LOC:	71		Methods:	5
	NCLOC:	39		Classes:	1

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Source file

Conditionals

Statements

Methods

TOTAL

WriteBufferedAsynchChannel.java

50%

60%

57.7%

 /**
  *
  * Copyright 2004 Hiram Chirino
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
  *  You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  *  Unless required by applicable law or agreed to in writing, software
  *  distributed under the License is distributed on an "AS IS" BASIS,
  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
 package org.activeio.filter;
 
 import java.io.IOException;
 
 import org.activeio.AsynchChannel;
 import org.activeio.FilterAsynchChannel;
 import org.activeio.Packet;
 import org.activeio.packet.ByteArrayPacket;
 
 /**
  */
 public class WriteBufferedAsynchChannel extends FilterAsynchChannel {
 
     private static final int DEFAULT_BUFFER_SIZE = 1024*64;
     private final Packet buffer;
     private final boolean enableDirectWrites;
     
     public WriteBufferedAsynchChannel(AsynchChannel channel) {
         this(channel, new ByteArrayPacket(new byte[DEFAULT_BUFFER_SIZE]));
     }
     
     public WriteBufferedAsynchChannel(AsynchChannel channel, Packet buffer) {
         this(channel, buffer, true);
     }
 
     public WriteBufferedAsynchChannel(AsynchChannel channel, Packet buffer, boolean enableDirectWrites) {
         super(channel);
         this.buffer = buffer;
         this.enableDirectWrites = enableDirectWrites;
     }
 
     public void write(Packet packet) throws IOException {
         
         while( packet.hasRemaining() ) {
             packet.read(buffer);
             if( !buffer.hasRemaining() ) {
                 flush();
                 
                 // Should we just direct write the rest?
                 if( enableDirectWrites && packet.remaining() > buffer.capacity()) {
                     getNext().write(packet);
                     return;
                 }
             }
         }
         
     }
     
     public void flush() throws IOException {
         buffer.flip();
         getNext().write(buffer);
         buffer.clear();
     }    
 }
 

1		/**
2		*
3		* Copyright 2004 Hiram Chirino
4		*
5		* Licensed under the Apache License, Version 2.0 (the "License");
6		* you may not use this file except in compliance with the License.
7		* You may obtain a copy of the License at
8		*
9		* http://www.apache.org/licenses/LICENSE-2.0
10		*
11		* Unless required by applicable law or agreed to in writing, software
12		* distributed under the License is distributed on an "AS IS" BASIS,
13		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14		* See the License for the specific language governing permissions and
15		* limitations under the License.
16		*/
17		package org.activeio.filter;
18
19		import java.io.IOException;
20
21		import org.activeio.AsynchChannel;
22		import org.activeio.FilterAsynchChannel;
23		import org.activeio.Packet;
24		import org.activeio.packet.ByteArrayPacket;
25
26		/**
27		*/
28		public class WriteBufferedAsynchChannel extends FilterAsynchChannel {
29
30		private static final int DEFAULT_BUFFER_SIZE = 1024*64;
31		private final Packet buffer;
32		private final boolean enableDirectWrites;
33
34	0	public WriteBufferedAsynchChannel(AsynchChannel channel) {
35	0	this(channel, new ByteArrayPacket(new byte[DEFAULT_BUFFER_SIZE]));
36		}
37
38	0	public WriteBufferedAsynchChannel(AsynchChannel channel, Packet buffer) {
39	0	this(channel, buffer, true);
40		}
41
42	16	public WriteBufferedAsynchChannel(AsynchChannel channel, Packet buffer, boolean enableDirectWrites) {
43	16	super(channel);
44	16	this.buffer = buffer;
45	16	this.enableDirectWrites = enableDirectWrites;
46		}
47
48	2004	public void write(Packet packet) throws IOException {
49
50	2004	while( packet.hasRemaining() ) {
51	2004	packet.read(buffer);
52	2004	if( !buffer.hasRemaining() ) {
53	0	flush();
54
55		// Should we just direct write the rest?
56	0	if( enableDirectWrites && packet.remaining() > buffer.capacity()) {
57	0	getNext().write(packet);
58	0	return;
59		}
60		}
61		}
62
63		}
64
65	2004	public void flush() throws IOException {
66	2004	buffer.flip();
67	2004	getNext().write(buffer);
68	2004	buffer.clear();
69		}
70		}
71