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-rw-r--r--src/org/traccar/protocol/H02FrameDecoder.java16
-rw-r--r--src/org/traccar/protocol/H02Protocol.java2
-rw-r--r--test/org/traccar/protocol/H02FrameDecoderTest.java6
3 files changed, 19 insertions, 5 deletions
diff --git a/src/org/traccar/protocol/H02FrameDecoder.java b/src/org/traccar/protocol/H02FrameDecoder.java
index feba8033d..2a005e760 100644
--- a/src/org/traccar/protocol/H02FrameDecoder.java
+++ b/src/org/traccar/protocol/H02FrameDecoder.java
@@ -22,6 +22,9 @@ import org.jboss.netty.handler.codec.frame.FrameDecoder;
public class H02FrameDecoder extends FrameDecoder {
+ private static final int MESSAGE_SHORT = 32;
+ private static final int MESSAGE_LONG = 45;
+
private int messageLength;
public H02FrameDecoder(int messageLength) {
@@ -49,10 +52,17 @@ public class H02FrameDecoder extends FrameDecoder {
return buf.readBytes(index + 1 - buf.readerIndex());
}
- } else if (marker == '$' && buf.readableBytes() >= messageLength) {
+ } else if (marker == '$') {
- // Return binary message
- return buf.readBytes(messageLength);
+ if (messageLength > 0 && buf.readableBytes() >= messageLength) {
+ return buf.readBytes(messageLength);
+ } else if (buf.readableBytes() >= MESSAGE_SHORT) {
+ if (buf.getUnsignedByte(buf.readerIndex() + MESSAGE_SHORT - 1) == 0) {
+ return buf.readBytes(MESSAGE_SHORT);
+ } else if (buf.readableBytes() >= MESSAGE_LONG) {
+ return buf.readBytes(MESSAGE_LONG);
+ }
+ }
}
diff --git a/src/org/traccar/protocol/H02Protocol.java b/src/org/traccar/protocol/H02Protocol.java
index 06ac2a6fa..089721aed 100644
--- a/src/org/traccar/protocol/H02Protocol.java
+++ b/src/org/traccar/protocol/H02Protocol.java
@@ -43,7 +43,7 @@ public class H02Protocol extends BaseProtocol {
serverList.add(new TrackerServer(new ServerBootstrap(), getName()) {
@Override
protected void addSpecificHandlers(ChannelPipeline pipeline) {
- int messageLength = Context.getConfig().getInteger(getName() + ".messageLength", 32);
+ int messageLength = Context.getConfig().getInteger(getName() + ".messageLength");
pipeline.addLast("frameDecoder", new H02FrameDecoder(messageLength));
pipeline.addLast("stringEncoder", new StringEncoder());
pipeline.addLast("objectEncoder", new H02ProtocolEncoder());
diff --git a/test/org/traccar/protocol/H02FrameDecoderTest.java b/test/org/traccar/protocol/H02FrameDecoderTest.java
index a8417341a..3e12bb446 100644
--- a/test/org/traccar/protocol/H02FrameDecoderTest.java
+++ b/test/org/traccar/protocol/H02FrameDecoderTest.java
@@ -9,7 +9,11 @@ public class H02FrameDecoderTest extends ProtocolTest {
@Test
public void testDecode() throws Exception {
- H02FrameDecoder decoder = new H02FrameDecoder(32);
+ H02FrameDecoder decoder = new H02FrameDecoder(0);
+
+ Assert.assertEquals(
+ binary("24410600082621532131081504419390060740418306000000fffffbfdff0015060000002c02dc0c000000001f"),
+ decoder.decode(null, null, binary("24410600082621532131081504419390060740418306000000fffffbfdff0015060000002c02dc0c000000001f")));
Assert.assertEquals(
binary("2a48512c3335333538383036303031353536382c56312c3139333530352c412c3830392e303031302c532c333435342e383939372c572c302e30302c302e30302c3239313031332c65666666666266662c3030303264342c3030303030622c3030353338352c3030353261612c323523"),