content: /*
   * 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 io.airlift.bytecode;
  
  import com.google.common.collect.ImmutableList;
  
  import java.util.EnumSet;
  
  import static java.util.Locale.ENGLISH;
  import static org.objectweb.asm.Opcodes.ACC_ABSTRACT;
  import static org.objectweb.asm.Opcodes.ACC_ANNOTATION;
  import static org.objectweb.asm.Opcodes.ACC_BRIDGE;
  import static org.objectweb.asm.Opcodes.ACC_ENUM;
  import static org.objectweb.asm.Opcodes.ACC_FINAL;
  import static org.objectweb.asm.Opcodes.ACC_INTERFACE;
  import static org.objectweb.asm.Opcodes.ACC_NATIVE;
  import static org.objectweb.asm.Opcodes.ACC_PRIVATE;
  import static org.objectweb.asm.Opcodes.ACC_PROTECTED;
  import static org.objectweb.asm.Opcodes.ACC_PUBLIC;
  import static org.objectweb.asm.Opcodes.ACC_STATIC;
  import static org.objectweb.asm.Opcodes.ACC_STRICT;
  import static org.objectweb.asm.Opcodes.ACC_SUPER;
  import static org.objectweb.asm.Opcodes.ACC_SYNCHRONIZED;
  import static org.objectweb.asm.Opcodes.ACC_SYNTHETIC;
  import static org.objectweb.asm.Opcodes.ACC_TRANSIENT;
  import static org.objectweb.asm.Opcodes.ACC_VARARGS;
  import static org.objectweb.asm.Opcodes.ACC_VOLATILE;
  
  public enum Access
  {
      PUBLIC(ACC_PUBLIC),
      PRIVATE(ACC_PRIVATE),
      PROTECTED(ACC_PROTECTED),
      STATIC(ACC_STATIC),
      FINAL(ACC_FINAL),
      SUPER(ACC_SUPER),
      SYNCHRONIZED(ACC_SYNCHRONIZED),
      VOLATILE(ACC_VOLATILE),
      BRIDGE(ACC_BRIDGE),
      VARARGS(ACC_VARARGS),
      TRANSIENT(ACC_TRANSIENT),
      NATIVE(ACC_NATIVE),
      INTERFACE(ACC_INTERFACE),
      ABSTRACT(ACC_ABSTRACT),
      STRICT(ACC_STRICT),
      SYNTHETIC(ACC_SYNTHETIC),
      ANNOTATION(ACC_ANNOTATION),
      ENUM(ACC_ENUM);
  
      private final int modifier;
  
      Access(int modifier)
      {
          this.modifier = modifier;
      }
  
      public int getModifier()
      {
          return modifier;
      }
  
      @Override
      public String toString()
      {
          return name().toLowerCase(ENGLISH);
      }
  
      public static EnumSet<Access> a(Access... access)
      {
          return EnumSet.copyOf(ImmutableList.copyOf(access));
      }
  
      public static int toAccessModifier(Iterable<Access> accesses)
      {
          int modifier = 0;
          for (Access access : accesses) {
              modifier += access.getModifier();
          }
          return modifier;
      }
  }
  