P25 work in progress

src/decode/p25/message/tdu/lc/SecondaryControlChannelBroadcast.java

@@ -0,0 +1,159 @@
+package decode.p25.message.tdu.lc;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import decode.p25.message.IdentifierProvider;
+import decode.p25.message.tsbk.osp.control.IdentifierProviderReceiver;
+import decode.p25.message.tsbk.osp.control.SystemService;
+import decode.p25.reference.LinkControlOpcode;
+
+public class SecondaryControlChannelBroadcast extends TDULinkControlMessage
+						implements IdentifierProviderReceiver
+{
+	private final static Logger mLog = 
+			LoggerFactory.getLogger( SecondaryControlChannelBroadcast.class );
+
+	public static final int[] RFSS_ID = { 72,73,74,75,88,89,90,91 };
+	public static final int[] SITE_ID = { 92,93,94,95,96,97,98,99 };
+	public static final int[] IDENTIFIER_A = { 112,113,114,115 };
+	public static final int[] CHANNEL_A = { 116,117,118,119,120,121,122,
+		123,136,137,138,139 };
+	
+	public static final int[] SYSTEM_SERVICE_CLASS_A = { 140,141,142,143,144,
+		145,146,147 };
+	
+	public static final int[] IDENTIFIER_B = { 160,161,162,163 };
+	public static final int[] CHANNEL_B = { 164,165,166,167,168,169,170,
+		171,184,185,186,187 };
+	public static final int[] SYSTEM_SERVICE_CLASS_B = { 188,189,190,191,192,
+		193,194,195 };
+	
+	private IdentifierProvider mIdentifierProviderA;
+	private IdentifierProvider mIdentifierProviderB;
+	
+	public SecondaryControlChannelBroadcast( TDULinkControlMessage source )
+	{
+		super( source );
+	}
+	
+    @Override
+    public String getEventType()
+    {
+        return LinkControlOpcode.SECONDARY_CONTROL_CHANNEL_BROADCAST.getDescription();
+    }
+
+	@Override
+	public String getMessage()
+	{
+		StringBuilder sb = new StringBuilder();
+		
+		sb.append( getMessageStub() );
+		
+		sb.append( " SITE:" + getRFSubsystemID() + "-" + getSiteID() );
+		
+		sb.append( " CHAN A:" + getChannelA() );
+		
+        sb.append( " " + SystemService.toString( getSystemServiceClassA() ) );
+		
+		sb.append( " CHAN B:" + getChannelB() );
+		
+        sb.append( " " + SystemService.toString( getSystemServiceClassB() ) );
+		
+		return sb.toString();
+	}
+	
+	public String getRFSubsystemID()
+	{
+		return mMessage.getHex( RFSS_ID, 2 );
+	}
+	
+	public String getSiteID()
+	{
+		return mMessage.getHex( SITE_ID, 2 );
+	}
+	
+	public int getIdentifierA()
+	{
+		return mMessage.getInt( IDENTIFIER_A );
+	}
+	
+	public int getChannelA()
+	{
+		return mMessage.getInt( CHANNEL_A );
+	}
+	
+	public String getChannelNumberA()
+	{
+		return getIdentifierA() + "-" + getChannelA();
+	}
+	
+	public int getIdentifierB()
+	{
+		return mMessage.getInt( IDENTIFIER_B );
+	}
+	
+	public int getChannelB()
+	{
+		return mMessage.getInt( CHANNEL_B );
+	}
+	
+	public String getChannelNumberB()
+	{
+		return getIdentifierB() + "-" + getChannelB();
+	}
+	
+	public int getSystemServiceClassA()
+	{
+		return mMessage.getInt( SYSTEM_SERVICE_CLASS_A );
+	}
+
+	public int getSystemServiceClassB()
+	{
+		return mMessage.getInt( SYSTEM_SERVICE_CLASS_B );
+	}
+	
+	@Override
+    public void setIdentifierMessage( int identifier, IdentifierProvider message )
+    {
+		if( identifier == getIdentifierA() )
+		{
+			mIdentifierProviderA = message;
+		}
+		if( identifier == getIdentifierB() )
+		{
+			mIdentifierProviderB = message;
+		}
+    }
+
+	@Override
+    public int[] getIdentifiers()
+    {
+		int[] identifiers = new int[ 2 ];
+		
+		identifiers[ 0 ] = getIdentifierA();
+		identifiers[ 1 ] = getIdentifierB();
+		
+		return identifiers;
+    }
+	
+    public long getDownlinkFrequencyA()
+    {
+    	return calculateDownlink( mIdentifierProviderA, getChannelA() );
+    }
+    
+    public long getUplinkFrequencyA()
+    {
+    	return calculateUplink( mIdentifierProviderA, getChannelA() );
+    }
+    
+    public long getDownlinkFrequencyB()
+    {
+    	return calculateDownlink( mIdentifierProviderB, getChannelB() );
+    }
+    
+    public long getUplinkFrequencyB()
+    {
+    	return calculateUplink( mIdentifierProviderB, getChannelB() );
+    }
+}