code: package org.omnetpp.eventlog.entry;
  
  import java.io.IOException;
  import java.io.OutputStream;
  import java.util.ArrayList;
  
  import org.omnetpp.eventlog.IChunk;
  public class GateDescriptionEntry extends GateReferenceEntry
  {
      public String name;
      public int index;
      public boolean isOutput;
  
      public GateDescriptionEntry() {
          name = null;
          index = -1;
          isOutput = false;
      }
  
      public GateDescriptionEntry(IChunk chunk, int entryIndex) {
          super(chunk, entryIndex);
          name = null;
          index = -1;
          isOutput = false;
      }
  
      public String getName() { return name; }
      public int getIndex() { return index; }
      public boolean getIsOutput() { return isOutput; }
  
      public void parse(String[] tokens, int numTokens) {
          super.parse(tokens, numTokens);
          name = getStringToken(tokens, numTokens, "n", true, name);
          index = getIntToken(tokens, numTokens, "i", false, index);
          isOutput = getBoolToken(tokens, numTokens, "o", true, isOutput);
      }
  
      public void print(OutputStream stream) {
          try {
              super.print(stream);
              stream.write((" n " + qoute(name)).getBytes());
              if (index != -1)
                  stream.write((" i " + String.valueOf(index)).getBytes());
              stream.write((" o " + (isOutput ? "1" : "0")).getBytes());
              stream.flush();
          }
          catch (IOException e) {
              throw new RuntimeException (e);
          }
      }
  
      public int getClassIndex() { return 60; }
  
      public String getAsString() { return "abstract"; }
  
      public ArrayList<String> getAttributeNames() {
          ArrayList<String> names = new ArrayList<String>();
          names.addAll(super.getAttributeNames());
          names.add("n");
          names.add("i");
          names.add("o");
          return names;
      }
  
      @SuppressWarnings("unused")
      public String getAsString(String attribute) {
          if (false)
              return null;
          else if (attribute.equals("n"))
              return name;
          else if (attribute.equals("i"))
              return String.valueOf(index);
          else if (attribute.equals("o"))
              return String.valueOf(isOutput);
          else
              return super.getAsString(attribute);
  
      }
  
      public String getClassName() { return "GateDescriptionEntry"; }
  }
  
  