public void processMethodMapping(
      String className,
      int firstLineNumber,
      int lastLineNumber,
      String methodReturnType,
      String methodName,
      String methodArguments,
      String newMethodName) {
    // Original class name -> obfuscated method names.
    Map methodMap = (Map) classMethodMap.get(className);
    if (methodMap == null) {
      methodMap = new HashMap();
      classMethodMap.put(className, methodMap);
    }

    // Obfuscated method name -> methods.
    Set methodSet = (Set) methodMap.get(newMethodName);
    if (methodSet == null) {
      methodSet = new LinkedHashSet();
      methodMap.put(newMethodName, methodSet);
    }

    // Add the method information.
    methodSet.add(
        new MethodInfo(
            firstLineNumber, lastLineNumber, methodReturnType, methodArguments, methodName));
  }
  /**
   * Finds the original field name(s), appending the first one to the out line, and any additional
   * alternatives to the extra lines.
   */
  private void originalFieldName(
      String className,
      String obfuscatedFieldName,
      String type,
      StringBuffer outLine,
      List extraOutLines) {
    int extraIndent = -1;

    // Class name -> obfuscated field names.
    Map fieldMap = (Map) classFieldMap.get(className);
    if (fieldMap != null) {
      // Obfuscated field names -> fields.
      Set fieldSet = (Set) fieldMap.get(obfuscatedFieldName);
      if (fieldSet != null) {
        // Find all matching fields.
        Iterator fieldInfoIterator = fieldSet.iterator();
        while (fieldInfoIterator.hasNext()) {
          FieldInfo fieldInfo = (FieldInfo) fieldInfoIterator.next();
          if (fieldInfo.matches(type)) {
            // Is this the first matching field?
            if (extraIndent < 0) {
              extraIndent = outLine.length();

              // Append the first original name.
              if (verbose) {
                outLine.append(fieldInfo.type).append(' ');
              }
              outLine.append(fieldInfo.originalName);
            } else {
              // Create an additional line with the proper
              // indentation.
              StringBuffer extraBuffer = new StringBuffer();
              for (int counter = 0; counter < extraIndent; counter++) {
                extraBuffer.append(' ');
              }

              // Append the alternative name.
              if (verbose) {
                extraBuffer.append(fieldInfo.type).append(' ');
              }
              extraBuffer.append(fieldInfo.originalName);

              // Store the additional line.
              extraOutLines.add(extraBuffer);
            }
          }
        }
      }
    }

    // Just append the obfuscated name if we haven't found any matching
    // fields.
    if (extraIndent < 0) {
      outLine.append(obfuscatedFieldName);
    }
  }
  public void processFieldMapping(
      String className, String fieldType, String fieldName, String newFieldName) {
    // Original class name -> obfuscated field names.
    Map fieldMap = (Map) classFieldMap.get(className);
    if (fieldMap == null) {
      fieldMap = new HashMap();
      classFieldMap.put(className, fieldMap);
    }

    // Obfuscated field name -> fields.
    Set fieldSet = (Set) fieldMap.get(newFieldName);
    if (fieldSet == null) {
      fieldSet = new LinkedHashSet();
      fieldMap.put(newFieldName, fieldSet);
    }

    // Add the field information.
    fieldSet.add(new FieldInfo(fieldType, fieldName));
  }
  /**
   * Finds the original method name(s), appending the first one to the out line, and any additional
   * alternatives to the extra lines.
   */
  private void originalMethodName(
      String className,
      String obfuscatedMethodName,
      int lineNumber,
      String type,
      String arguments,
      StringBuffer outLine,
      List extraOutLines) {
    int extraIndent = -1;

    // Class name -> obfuscated method names.
    Map methodMap = (Map) classMethodMap.get(className);
    if (methodMap != null) {
      // Obfuscated method names -> methods.
      Set methodSet = (Set) methodMap.get(obfuscatedMethodName);
      if (methodSet != null) {
        // Find all matching methods.
        Iterator methodInfoIterator = methodSet.iterator();
        while (methodInfoIterator.hasNext()) {
          MethodInfo methodInfo = (MethodInfo) methodInfoIterator.next();
          if (methodInfo.matches(lineNumber, type, arguments)) {
            // Is this the first matching method?
            if (extraIndent < 0) {
              extraIndent = outLine.length();

              // Append the first original name.
              if (verbose) {
                outLine.append(methodInfo.type).append(' ');
              }
              outLine.append(methodInfo.originalName);
              if (verbose) {
                outLine.append('(').append(methodInfo.arguments).append(')');
              }
            } else {
              // Create an additional line with the proper
              // indentation.
              StringBuffer extraBuffer = new StringBuffer();
              for (int counter = 0; counter < extraIndent; counter++) {
                extraBuffer.append(' ');
              }

              // Append the alternative name.
              if (verbose) {
                extraBuffer.append(methodInfo.type).append(' ');
              }
              extraBuffer.append(methodInfo.originalName);
              if (verbose) {
                extraBuffer.append('(').append(methodInfo.arguments).append(')');
              }

              // Store the additional line.
              extraOutLines.add(extraBuffer);
            }
          }
        }
      }
    }

    // Just append the obfuscated name if we haven't found any matching
    // methods.
    if (extraIndent < 0) {
      outLine.append(obfuscatedMethodName);
    }
  }