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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.

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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.classfile;

final class ClassFileMethod
{
  ClassFileMethod(String name, short nameIndex, String type, short typeIndex,
      short flags)
  {
    itsName = name;
    itsNameIndex = nameIndex;
    itsType = type;
    itsTypeIndex = typeIndex;
    itsFlags = flags;
  }

  void setCodeAttribute(byte codeAttribute[])
  {
    itsCodeAttribute = codeAttribute;
  }

  int write(byte[] data, int offset)
  {
    offset = ClassFileWriter.putInt16(itsFlags, data, offset);
    offset = ClassFileWriter.putInt16(itsNameIndex, data, offset);
    offset = ClassFileWriter.putInt16(itsTypeIndex, data, offset);
    // Code attribute only
    offset = ClassFileWriter.putInt16(1, data, offset);
    System.arraycopy(itsCodeAttribute, 0, data, offset,
        itsCodeAttribute.length);
    offset += itsCodeAttribute.length;
    return offset;
  }

  int getWriteSize()
  {
    return 2 * 4 + itsCodeAttribute.length;
  }

  String getName()
  {
    return itsName;
  }

  String getType()
  {
    return itsType;
  }

  short getFlags()
  {
    return itsFlags;
  }

  private String itsName;
  private String itsType;
  private short itsNameIndex;
  private short itsTypeIndex;
  private short itsFlags;
  private byte[] itsCodeAttribute;

}