P25 Decoder work in progress

src/decode/p25/message/tsbk/GroupChannelGrantExplicit.java

@@ -0,0 +1,72 @@
+package decode.p25.message.tsbk;
+
+import alias.AliasList;
+import bits.BitSetBuffer;
+import decode.p25.reference.DataUnitID;
+
+public abstract class GroupChannelGrantExplicit extends ChannelGrant
+{
+    public static final int[] TRANSMIT_CHANNEL_ID = { 96,97,98,99 };
+    public static final int[] TRANSMIT_CHANNEL_NUMBER = { 100,101,102,103,
+        104,105,106,107,108,109,110,111 };
+    public static final int[] RECEIVE_CHANNEL_ID = { 112,113,114,115 };
+    public static final int[] RECEIVE_CHANNEL_NUMBER = { 116,117,118,119,
+        120,121,122,123,124,125,126,127 };
+    public static final int[] GROUP_ADDRESS = { 128,129,130,131,132,133,134,135,
+        136,137,138,139,140,141,142,143 };
+    
+    public GroupChannelGrantExplicit( BitSetBuffer message, 
+                                   DataUnitID duid,
+                                   AliasList aliasList ) 
+    {
+        super( message, duid, aliasList );
+    }
+
+    public String getMessage()
+    {
+        StringBuilder sb = new StringBuilder();
+        
+        sb.append( super.getMessage() );
+        
+        if( isEmergency() )
+        {
+            sb.append( " EMERGENCY" );
+        }
+        
+        sb.append( " XMIT:" );
+        sb.append( getTransmitChannelID() + "/" + getTransmitChannelNumber() );
+        
+        sb.append( " RCV:" );
+        sb.append( getReceiveChannelID() + "/" + getReceiveChannelNumber() );
+        
+        sb.append( " GRP:" );
+        sb.append( getGroupAddress() );
+        
+        return sb.toString();
+    }
+    
+    public int getTransmitChannelID()
+    {
+        return mMessage.getInt( TRANSMIT_CHANNEL_ID );
+    }
+    
+    public int getTransmitChannelNumber()
+    {
+        return mMessage.getInt( TRANSMIT_CHANNEL_NUMBER );
+    }
+    
+    public int getReceiveChannelID()
+    {
+        return mMessage.getInt( RECEIVE_CHANNEL_ID );
+    }
+    
+    public int getReceiveChannelNumber()
+    {
+        return mMessage.getInt( RECEIVE_CHANNEL_NUMBER );
+    }
+    
+    public String getGroupAddress()
+    {
+        return mMessage.getHex( GROUP_ADDRESS, 4 );
+    }
+}