Rename ChannelBufferTools to BcdUtil

7 files changed, 66 insertions, 73 deletions

diff --git a/src/org/traccar/helper/ChannelBufferTools.java b/src/org/traccar/helper/BcdUtil.java
index ad2369bed..a248daf22 100644
--- a/src/org/traccar/helper/ChannelBufferTools.java
+++ b/src/org/traccar/helper/BcdUtil.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2012 Anton Tananaev (anton.tananaev@gmail.com)
+ * Copyright 2012 - 2016 Anton Tananaev (anton.tananaev@gmail.com)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,19 +17,15 @@ package org.traccar.helper;
 
 import org.jboss.netty.buffer.ChannelBuffer;
 
-public final class ChannelBufferTools {
+public final class BcdUtil {
 
-    private ChannelBufferTools() {
+    private BcdUtil() {
     }
 
-    /**
-     * Convert hex to integer (length in hex digits)
-     */
-    public static int readHexInteger(ChannelBuffer buf, int length) {
-
+    public static int readInteger(ChannelBuffer buf, int digits) {
         int result = 0;
 
-        for (int i = 0; i < length / 2; i++) {
+        for (int i = 0; i < digits / 2; i++) {
             int b = buf.readUnsignedByte();
             result *= 10;
             result += b >>> 4;
@@ -37,7 +33,7 @@ public final class ChannelBufferTools {
             result += b & 0x0f;
         }
 
-        if (length % 2 != 0) {
+        if (digits % 2 != 0) {
             int b = buf.getUnsignedByte(buf.readerIndex());
             result *= 10;
             result += b >>> 4;
@@ -46,9 +42,6 @@ public final class ChannelBufferTools {
         return result;
     }
 
-    /**
-     * Read BCD coded coordinate (first byte has sign bit)
-     */
     public static double readCoordinate(ChannelBuffer buf) {
         int b1 = buf.readUnsignedByte();
         int b2 = buf.readUnsignedByte();
diff --git a/src/org/traccar/protocol/GatorProtocolDecoder.java b/src/org/traccar/protocol/GatorProtocolDecoder.java
index 22b3ebc3a..e28da82ba 100644
--- a/src/org/traccar/protocol/GatorProtocolDecoder.java
+++ b/src/org/traccar/protocol/GatorProtocolDecoder.java
@@ -19,7 +19,7 @@ import java.net.SocketAddress;
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.UnitsConverter;
 import org.traccar.model.Event;
@@ -80,18 +80,18 @@ public class GatorProtocolDecoder extends BaseProtocolDecoder {
             position.setDeviceId(getDeviceId());
 
             DateBuilder dateBuilder = new DateBuilder()
-                    .setYear(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setSecond(ChannelBufferTools.readHexInteger(buf, 2));
+                    .setYear(BcdUtil.readInteger(buf, 2))
+                    .setMonth(BcdUtil.readInteger(buf, 2))
+                    .setDay(BcdUtil.readInteger(buf, 2))
+                    .setHour(BcdUtil.readInteger(buf, 2))
+                    .setMinute(BcdUtil.readInteger(buf, 2))
+                    .setSecond(BcdUtil.readInteger(buf, 2));
             position.setTime(dateBuilder.getDate());
 
-            position.setLatitude(ChannelBufferTools.readCoordinate(buf));
-            position.setLongitude(ChannelBufferTools.readCoordinate(buf));
-            position.setSpeed(UnitsConverter.knotsFromKph(ChannelBufferTools.readHexInteger(buf, 4)));
-            position.setCourse(ChannelBufferTools.readHexInteger(buf, 4));
+            position.setLatitude(BcdUtil.readCoordinate(buf));
+            position.setLongitude(BcdUtil.readCoordinate(buf));
+            position.setSpeed(UnitsConverter.knotsFromKph(BcdUtil.readInteger(buf, 4)));
+            position.setCourse(BcdUtil.readInteger(buf, 4));
 
             int flags = buf.readUnsignedByte();
             position.setValid((flags & 0x80) != 0);
diff --git a/src/org/traccar/protocol/H02ProtocolDecoder.java b/src/org/traccar/protocol/H02ProtocolDecoder.java
index c4ba6ffa3..b316d8016 100644
--- a/src/org/traccar/protocol/H02ProtocolDecoder.java
+++ b/src/org/traccar/protocol/H02ProtocolDecoder.java
@@ -22,8 +22,8 @@ import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.BitUtil;
-import org.traccar.helper.ChannelBufferTools;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
@@ -38,7 +38,7 @@ public class H02ProtocolDecoder extends BaseProtocolDecoder {
 
     private static double readCoordinate(ChannelBuffer buf, boolean lon) {
 
-        int degrees = ChannelBufferTools.readHexInteger(buf, 2);
+        int degrees = BcdUtil.readInteger(buf, 2);
         if (lon) {
             degrees = degrees * 10 + (buf.getUnsignedByte(buf.readerIndex()) >> 4);
         }
@@ -53,7 +53,7 @@ public class H02ProtocolDecoder extends BaseProtocolDecoder {
             length = 5;
         }
 
-        result = result * 10 + ChannelBufferTools.readHexInteger(buf, length) * 0.0001;
+        result = result * 10 + BcdUtil.readInteger(buf, length) * 0.0001;
 
         result /= 60;
         result += degrees;
@@ -83,12 +83,12 @@ public class H02ProtocolDecoder extends BaseProtocolDecoder {
         position.setDeviceId(getDeviceId());
 
         DateBuilder dateBuilder = new DateBuilder()
-                .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                .setSecond(ChannelBufferTools.readHexInteger(buf, 2))
-                .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                .setYear(ChannelBufferTools.readHexInteger(buf, 2));
+                .setHour(BcdUtil.readInteger(buf, 2))
+                .setMinute(BcdUtil.readInteger(buf, 2))
+                .setSecond(BcdUtil.readInteger(buf, 2))
+                .setDay(BcdUtil.readInteger(buf, 2))
+                .setMonth(BcdUtil.readInteger(buf, 2))
+                .setYear(BcdUtil.readInteger(buf, 2));
         position.setTime(dateBuilder.getDate());
 
         double latitude = readCoordinate(buf, false);
@@ -107,8 +107,8 @@ public class H02ProtocolDecoder extends BaseProtocolDecoder {
         position.setLatitude(latitude);
         position.setLongitude(longitude);
 
-        position.setSpeed(ChannelBufferTools.readHexInteger(buf, 3));
-        position.setCourse((buf.readUnsignedByte() & 0x0f) * 100.0 + ChannelBufferTools.readHexInteger(buf, 2));
+        position.setSpeed(BcdUtil.readInteger(buf, 3));
+        position.setCourse((buf.readUnsignedByte() & 0x0f) * 100.0 + BcdUtil.readInteger(buf, 2));
 
         processStatus(position, buf.readUnsignedInt());
         return position;
diff --git a/src/org/traccar/protocol/HuabaoProtocolDecoder.java b/src/org/traccar/protocol/HuabaoProtocolDecoder.java
index a9a4741fc..6ed490c1a 100644
--- a/src/org/traccar/protocol/HuabaoProtocolDecoder.java
+++ b/src/org/traccar/protocol/HuabaoProtocolDecoder.java
@@ -19,8 +19,8 @@ import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.BitUtil;
-import org.traccar.helper.ChannelBufferTools;
 import org.traccar.helper.Checksum;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.UnitsConverter;
@@ -132,12 +132,12 @@ public class HuabaoProtocolDecoder extends BaseProtocolDecoder {
             position.setCourse(buf.readUnsignedShort());
 
             DateBuilder dateBuilder = new DateBuilder(TimeZone.getTimeZone("GMT+8"))
-                    .setYear(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setSecond(ChannelBufferTools.readHexInteger(buf, 2));
+                    .setYear(BcdUtil.readInteger(buf, 2))
+                    .setMonth(BcdUtil.readInteger(buf, 2))
+                    .setDay(BcdUtil.readInteger(buf, 2))
+                    .setHour(BcdUtil.readInteger(buf, 2))
+                    .setMinute(BcdUtil.readInteger(buf, 2))
+                    .setSecond(BcdUtil.readInteger(buf, 2));
             position.setTime(dateBuilder.getDate());
 
             // additional information
diff --git a/src/org/traccar/protocol/Jt600ProtocolDecoder.java b/src/org/traccar/protocol/Jt600ProtocolDecoder.java
index 7c6ab8a4d..3cd6aedb7 100644
--- a/src/org/traccar/protocol/Jt600ProtocolDecoder.java
+++ b/src/org/traccar/protocol/Jt600ProtocolDecoder.java
@@ -22,7 +22,7 @@ import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.Parser;
 import org.traccar.helper.PatternBuilder;
@@ -55,21 +55,21 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder {
         }
         position.setDeviceId(getDeviceId());
 
-        int version = ChannelBufferTools.readHexInteger(buf, 1);
+        int version = BcdUtil.readInteger(buf, 1);
         buf.readUnsignedByte(); // type
         buf.readBytes(2); // length
 
         DateBuilder dateBuilder = new DateBuilder()
-                .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                .setYear(ChannelBufferTools.readHexInteger(buf, 2))
-                .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                .setSecond(ChannelBufferTools.readHexInteger(buf, 2));
+                .setDay(BcdUtil.readInteger(buf, 2))
+                .setMonth(BcdUtil.readInteger(buf, 2))
+                .setYear(BcdUtil.readInteger(buf, 2))
+                .setHour(BcdUtil.readInteger(buf, 2))
+                .setMinute(BcdUtil.readInteger(buf, 2))
+                .setSecond(BcdUtil.readInteger(buf, 2));
         position.setTime(dateBuilder.getDate());
 
-        double latitude = convertCoordinate(ChannelBufferTools.readHexInteger(buf, 8));
-        double longitude = convertCoordinate(ChannelBufferTools.readHexInteger(buf, 9));
+        double latitude = convertCoordinate(BcdUtil.readInteger(buf, 8));
+        double longitude = convertCoordinate(BcdUtil.readInteger(buf, 9));
 
         byte flags = buf.readByte();
         position.setValid((flags & 0x1) == 0x1);
@@ -82,7 +82,7 @@ public class Jt600ProtocolDecoder extends BaseProtocolDecoder {
         }
         position.setLongitude(longitude);
 
-        position.setSpeed(ChannelBufferTools.readHexInteger(buf, 2));
+        position.setSpeed(BcdUtil.readInteger(buf, 2));
         position.setCourse(buf.readUnsignedByte() * 2.0);
 
         if (version == 1) {
diff --git a/src/org/traccar/protocol/KhdProtocolDecoder.java b/src/org/traccar/protocol/KhdProtocolDecoder.java
index c1ebb1bf4..07db78c94 100644
--- a/src/org/traccar/protocol/KhdProtocolDecoder.java
+++ b/src/org/traccar/protocol/KhdProtocolDecoder.java
@@ -20,7 +20,7 @@ import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
-import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.Checksum;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.UnitsConverter;
@@ -79,18 +79,18 @@ public class KhdProtocolDecoder extends BaseProtocolDecoder {
             position.setDeviceId(getDeviceId());
 
             DateBuilder dateBuilder = new DateBuilder()
-                    .setYear(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setSecond(ChannelBufferTools.readHexInteger(buf, 2));
+                    .setYear(BcdUtil.readInteger(buf, 2))
+                    .setMonth(BcdUtil.readInteger(buf, 2))
+                    .setDay(BcdUtil.readInteger(buf, 2))
+                    .setHour(BcdUtil.readInteger(buf, 2))
+                    .setMinute(BcdUtil.readInteger(buf, 2))
+                    .setSecond(BcdUtil.readInteger(buf, 2));
             position.setTime(dateBuilder.getDate());
 
-            position.setLatitude(ChannelBufferTools.readCoordinate(buf));
-            position.setLongitude(ChannelBufferTools.readCoordinate(buf));
-            position.setSpeed(UnitsConverter.knotsFromKph(ChannelBufferTools.readHexInteger(buf, 4)));
-            position.setCourse(ChannelBufferTools.readHexInteger(buf, 4));
+            position.setLatitude(BcdUtil.readCoordinate(buf));
+            position.setLongitude(BcdUtil.readCoordinate(buf));
+            position.setSpeed(UnitsConverter.knotsFromKph(BcdUtil.readInteger(buf, 4)));
+            position.setCourse(BcdUtil.readInteger(buf, 4));
 
             int flags = buf.readUnsignedByte();
             position.setValid((flags & 0x80) != 0);
diff --git a/src/org/traccar/protocol/T800xProtocolDecoder.java b/src/org/traccar/protocol/T800xProtocolDecoder.java
index 83d815e0f..c5dc103b1 100644
--- a/src/org/traccar/protocol/T800xProtocolDecoder.java
+++ b/src/org/traccar/protocol/T800xProtocolDecoder.java
@@ -19,8 +19,8 @@ import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.traccar.BaseProtocolDecoder;
+import org.traccar.helper.BcdUtil;
 import org.traccar.helper.BitUtil;
-import org.traccar.helper.ChannelBufferTools;
 import org.traccar.helper.DateBuilder;
 import org.traccar.helper.UnitsConverter;
 import org.traccar.model.Event;
@@ -114,19 +114,19 @@ public class T800xProtocolDecoder extends BaseProtocolDecoder {
 
             position.set(Event.KEY_ODOMETER, buf.readUnsignedInt());
 
-            int battery = ChannelBufferTools.readHexInteger(buf, 2);
+            int battery = BcdUtil.readInteger(buf, 2);
             if (battery == 0) {
                 battery = 100;
             }
             position.set(Event.KEY_BATTERY, battery);
 
             DateBuilder dateBuilder = new DateBuilder()
-                    .setYear(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMonth(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setDay(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setHour(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setMinute(ChannelBufferTools.readHexInteger(buf, 2))
-                    .setSecond(ChannelBufferTools.readHexInteger(buf, 2));
+                    .setYear(BcdUtil.readInteger(buf, 2))
+                    .setMonth(BcdUtil.readInteger(buf, 2))
+                    .setDay(BcdUtil.readInteger(buf, 2))
+                    .setHour(BcdUtil.readInteger(buf, 2))
+                    .setMinute(BcdUtil.readInteger(buf, 2))
+                    .setSecond(BcdUtil.readInteger(buf, 2));
 
             if (BitUtil.check(locationStatus, 6)) {
 
@@ -136,7 +136,7 @@ public class T800xProtocolDecoder extends BaseProtocolDecoder {
                 position.setLongitude(readSwappedFloat(buf));
                 position.setLatitude(readSwappedFloat(buf));
                 position.setSpeed(UnitsConverter.knotsFromKph(
-                        ChannelBufferTools.readHexInteger(buf, 4) * 0.1));
+                        BcdUtil.readInteger(buf, 4) * 0.1));
                 position.setCourse(buf.readUnsignedShort());
 
             } else {