P25 work in progress

src/decode/p25/message/tsbk/osp/control/AcknowledgeResponse.java

@@ -0,0 +1,121 @@
+package decode.p25.message.tsbk.osp.control;
+
+import alias.AliasList;
+import bits.BitSetBuffer;
+import decode.p25.message.tsbk.TSBKMessage;
+import decode.p25.reference.DataUnitID;
+import decode.p25.reference.Opcode;
+
+public class AcknowledgeResponse extends TSBKMessage
+{
+    public static final int ADDITIONAL_INFORMATION_FLAG = 80;
+    public static final int EXTENDED_ADDRESS_FLAG = 81;
+    public static final int[] SERVICE_TYPE = { 82,83,84,85,86,87 };
+    public static final int[] WACN = { 88,89,90,91,92,93,94,95,96,97,98,99,100,
+        101,102,103,104,105,106,107 };
+    public static final int[] SYSTEM_ID = { 108,109,110,111,112,113,114,115,116,
+        117,118,119 };
+    public static final int[] SOURCE_ADDRESS = { 96,97,98,99,100,101,102,103,
+        104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119 };
+    public static final int[] TARGET_ADDRESS = { 120,121,122,123,124,125,126,
+        127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143 };
+    
+    public AcknowledgeResponse( BitSetBuffer message, 
+                                DataUnitID duid,
+                                AliasList aliasList ) 
+    {
+        super( message, duid, aliasList );
+    }
+
+    @Override
+    public String getEventType()
+    {
+        return Opcode.ACKNOWLEDGE_RESPONSE_FNE.getDescription();
+    }
+    
+    public String getMessage()
+    {
+        StringBuilder sb = new StringBuilder();
+        
+        sb.append( super.getMessage() );
+
+        sb.append( " SVC TYPE: " + getServiceType() );
+        
+        if( hasAdditionalInformation() )
+        {
+            if( hasExtendedAddress() )
+            {
+                sb.append( " WACN: " + getWACN() );
+                sb.append( " SYS ID: " + getSystemID() );
+            }
+            else
+            {
+                sb.append( " SRC: " + getSourceAddress() );
+            }
+        }
+        
+        return sb.toString();
+    }
+    
+    public boolean hasAdditionalInformation()
+    {
+        return mMessage.get( ADDITIONAL_INFORMATION_FLAG );
+    }
+    
+    public boolean hasExtendedAddress()
+    {
+        return mMessage.get( EXTENDED_ADDRESS_FLAG );
+    }
+
+    public String getServiceType()
+    {
+        return mMessage.getHex( SERVICE_TYPE, 2 );
+    }
+    
+    public String getWACN()
+    {
+        if( hasAdditionalInformation() && !hasExtendedAddress() )
+        {
+            return mMessage.getHex( WACN, 5 );
+        }
+        
+        return null;
+    }
+    
+    public String getSystemID()
+    {
+        if( hasAdditionalInformation() && !hasExtendedAddress() )
+        {
+            return mMessage.getHex( SYSTEM_ID, 3 );
+        }
+        
+        return null;
+    }
+    
+    public String getSourceAddress()
+    {
+        if( hasAdditionalInformation() && !hasExtendedAddress() )
+        {
+            return mMessage.getHex( SOURCE_ADDRESS, 6 );
+        }
+        
+        return null;
+    }
+    
+    @Override
+    public String getFromID()
+    {
+        return getSourceAddress();
+    }
+    
+    public String getTargetAddress()
+    {
+        return mMessage.getHex( TARGET_ADDRESS, 6 );
+    }
+
+    @Override
+    public String getToID()
+    {
+        return getTargetAddress();
+    }
+}