package module.decode.p25.message.ldu.lc; import module.decode.p25.message.ldu.LDU1Message; import module.decode.p25.reference.LinkControlOpcode; import org.slf4j.Logger; import org.slf4j.LoggerFactory; public class UnitToUnitVoiceChannelUser extends LDU1Message { private final static Logger mLog = LoggerFactory.getLogger( UnitToUnitVoiceChannelUser.class ); /* Service Options */ public static final int EMERGENCY_FLAG = 376; public static final int ENCRYPTED_CHANNEL_FLAG = 377; public static final int DUPLEX_MODE = 382; public static final int SESSION_MODE = 383; public static final int[] TARGET_ADDRESS = { 536,537,538,539,540,541,546, 547,548,549,550,551,556,557,558,559,560,561,566,567,568,569,570,571 }; public static final int[] SOURCE_ADDRESS = { 720,721,722,723,724,725,730, 731,732,733,734,735,740,741,742,743,744,745,750,751,752,753,754,755 }; public UnitToUnitVoiceChannelUser( LDU1Message message ) { super( message ); } @Override public String getEventType() { return LinkControlOpcode.UNIT_TO_UNIT_VOICE_CHANNEL_USER.getDescription(); } @Override public String getMessage() { StringBuilder sb = new StringBuilder(); sb.append( getMessageStub() ); if( isEmergency() ) { sb.append( " EMERGENCY" ); } if( isEncryptedChannel() ) { sb.append( " ENCRYPTED CHANNEL" ); } sb.append( " FROM:" + getSourceAddress() ); sb.append( " TO:" + getTargetAddress() ); return sb.toString(); } public boolean isEmergency() { return mMessage.get( EMERGENCY_FLAG ); } public boolean isEncryptedChannel() { return mMessage.get( ENCRYPTED_CHANNEL_FLAG ); } public DuplexMode getDuplexMode() { return mMessage.get( DUPLEX_MODE ) ? DuplexMode.FULL : DuplexMode.HALF; } public SessionMode getSessionMode() { return mMessage.get( SESSION_MODE ) ? SessionMode.CIRCUIT : SessionMode.PACKET; } public String getTargetAddress() { return mMessage.getHex( TARGET_ADDRESS, 6 ); } public String getSourceAddress() { return mMessage.getHex( SOURCE_ADDRESS, 6 ); } }