Beispiel #1
0
 public void processMessage(Message message, Direction direction) throws IOException {
   if (TC.isDebugEnabled()) {
     StringBuilder dump = new StringBuilder();
     for (TLV tlv : message) {
       dump.append("== ");
       dump.append(tlv.getType().toString());
       dump.append(" ==\n");
       byte[] value = tlv.toByteArray();
       hexDump(dump, value, value.length);
     }
     Tr.debug(
         TC,
         "[{0}] messageType={1}, direction={2}\n{3}",
         new Object[] {label, message.getType(), direction, dump});
   }
 }
Beispiel #2
0
public class LogInterceptor implements Interceptor {
  private static final TraceComponent TC =
      Tr.register(LogInterceptor.class, Constants.TRACE_GROUP, Messages.class.getName());

  private final String label;

  public LogInterceptor(String label) {
    this.label = label;
  }

  public void processMessage(Message message, Direction direction) throws IOException {
    if (TC.isDebugEnabled()) {
      StringBuilder dump = new StringBuilder();
      for (TLV tlv : message) {
        dump.append("== ");
        dump.append(tlv.getType().toString());
        dump.append(" ==\n");
        byte[] value = tlv.toByteArray();
        hexDump(dump, value, value.length);
      }
      Tr.debug(
          TC,
          "[{0}] messageType={1}, direction={2}\n{3}",
          new Object[] {label, message.getType(), direction, dump});
    }
  }

  private static void hexDump(StringBuilder buffer, byte[] data, int length) {
    for (int start = 0; start < length; start += 16) {
      for (int i = 0; i < 16; i++) {
        if (i == 8) {
          buffer.append(' ');
        }
        int index = start + i;
        if (index < length) {
          String hex = Integer.toHexString(data[start + i] & 0xFF);
          if (hex.length() == 1) {
            buffer.append('0');
          }
          buffer.append(hex);
        } else {
          buffer.append("  ");
        }
        buffer.append(' ');
      }
      buffer.append(" |");
      for (int i = 0; i < 16; i++) {
        int index = start + i;
        if (index < length) {
          int b = data[index] & 0xFF;
          if (32 <= b && b < 128) {
            buffer.append((char) b);
          } else {
            buffer.append('.');
          }
        } else {
          buffer.append(' ');
        }
      }
      buffer.append('|');
      buffer.append('\n');
    }
  }
}