Merge pull request hap-java#78 from ccutrer/logging

Logging

README.md

@@ -13,9 +13,9 @@ Usage
 Include HAP-Java in your project using maven:
 ```
 <dependency>
-	<groupId>com.beowulfe.hap</groupId>
+	<groupId>io.github.hap-java</groupId>
 	<artifactId>hap</artifactId>
-	<version>1.1.3</version>
+	<version>1.2.0-SNAPSHOT</version>
 </dependency>
 ```
 

src/main/java/io/github/hapjava/impl/http/impl/BinaryHandler.java

@@ -5,11 +5,9 @@
 import io.netty.buffer.Unpooled;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.ByteToMessageCodec;
-import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.List;
-import org.apache.commons.io.HexDump;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -27,9 +25,9 @@ public BinaryHandler(HomekitClientConnection connection) {
   @Override
   protected void encode(ChannelHandlerContext ctx, ByteBuf msg, ByteBuf out) throws Exception {
     if (started) {
+      debugData("Sending data", msg, ctx);
       byte[] b = new byte[msg.readableBytes()];
       msg.readBytes(b);
-      traceData("Sending data", b, ctx);
       out.writeBytes(connection.encryptResponse(b));
     } else {
       out.writeBytes(msg);
@@ -41,8 +39,9 @@ protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) t
     byte[] b = new byte[in.readableBytes()];
     in.readBytes(b);
     byte[] decrypted = connection.decryptRequest(b);
-    traceData("Received data", decrypted, ctx);
-    out.add(Unpooled.copiedBuffer(decrypted));
+    ByteBuf outBuf = Unpooled.copiedBuffer(decrypted);
+    debugData("Received data", outBuf, ctx);
+    out.add(outBuf);
     started = true;
   }
 
@@ -57,18 +56,12 @@ public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws E
     super.exceptionCaught(ctx, cause);
   }
 
-  private void traceData(String msg, byte[] b, ChannelHandlerContext ctx) throws Exception {
-    if (logger.isTraceEnabled() && b.length > 0) {
-      try (ByteArrayOutputStream stream = new ByteArrayOutputStream()) {
-        HexDump.dump(b, 0, stream, 0);
-        stream.flush();
-        logger.trace(
-            String.format(
-                "%s [%s]:%n%s%n",
-                msg,
-                ctx.channel().remoteAddress().toString(),
-                stream.toString(StandardCharsets.UTF_8.name())));
-      }
+  private void debugData(String msg, ByteBuf b, ChannelHandlerContext ctx) throws Exception {
+    if (logger.isDebugEnabled()) {
+      logger.debug(
+          String.format(
+              "%s [%s]:%n%s",
+              msg, ctx.channel().remoteAddress().toString(), b.toString(StandardCharsets.UTF_8)));
     }
   }
 }