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ProGuardCORE is a free library to read, analyze, modify, and write Java class files.
There is a newer version: 9.1.6
/*
 * ProGuardCORE -- library to process Java bytecode.
 *
 * Copyright (c) 2002-2020 Guardsquare NV
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package proguard.classfile;

/**
 * Access flags for classes, fields, methods, parameters, and modules.
 *
 * @author Eric Lafortune
 */
public class AccessConstants {
  public static final int PUBLIC = 0x0001;
  public static final int PRIVATE = 0x0002;
  public static final int PROTECTED = 0x0004;
  public static final int STATIC = 0x0008;
  public static final int FINAL = 0x0010;
  public static final int SUPER = 0x0020;
  public static final int SYNCHRONIZED = 0x0020;
  public static final int VOLATILE = 0x0040;
  public static final int TRANSIENT = 0x0080;
  public static final int BRIDGE = 0x0040;
  public static final int VARARGS = 0x0080;
  public static final int NATIVE = 0x0100;
  public static final int INTERFACE = 0x0200;
  public static final int ABSTRACT = 0x0400;
  public static final int STRICT = 0x0800;
  public static final int SYNTHETIC = 0x1000;
  public static final int ANNOTATION = 0x2000;
  public static final int ENUM = 0x4000;
  public static final int MANDATED = 0x8000;
  public static final int MODULE = 0x8000;
  public static final int OPEN = 0x0020;
  public static final int TRANSITIVE = 0x0020;
  public static final int STATIC_PHASE = 0x0040;

  // Custom flags introduced by ProGuard.
  public static final int RENAMED =
      0x00010000; // Marks whether a class or class member has been renamed.
  public static final int REMOVED_METHODS =
      0x00020000; // Marks whether a class has (at least one) methods removed.
  public static final int REMOVED_FIELDS =
      0x00040000; // Marks whether a class has (at least one) fields removed.

  public static final int VALID_FLAGS_CLASS =
      PUBLIC | FINAL | SUPER | INTERFACE | ABSTRACT | SYNTHETIC | ANNOTATION | MODULE | ENUM;
  public static final int VALID_FLAGS_FIELD =
      PUBLIC | PRIVATE | PROTECTED | STATIC | FINAL | VOLATILE | TRANSIENT | SYNTHETIC | ENUM;
  public static final int VALID_FLAGS_METHOD =
      PUBLIC
          | PRIVATE
          | PROTECTED
          | STATIC
          | FINAL
          | SYNCHRONIZED
          | BRIDGE
          | VARARGS
          | NATIVE
          | ABSTRACT
          | STRICT
          | SYNTHETIC;
  public static final int VALID_FLAGS_PARAMETER = FINAL | SYNTHETIC | MANDATED;
  public static final int VALID_FLAGS_MODULE = OPEN | SYNTHETIC | MANDATED;
  public static final int VALID_FLAGS_REQUIRES = TRANSITIVE | STATIC_PHASE | SYNTHETIC | MANDATED;
  public static final int VALID_FLAGS_EXPORTS = SYNTHETIC | MANDATED;
  public static final int VALID_FLAGS_OPENS = SYNTHETIC | MANDATED;
}