jdk8-mips64-public/langtools: src/share/classes/com/sun/tools/classfile/AccessFlags.java@998b10c43157 (annotated)

src/share/classes/com/sun/tools/classfile/AccessFlags.java@998b10c43157 (annotated)

src/share/classes/com/sun/tools/classfile/AccessFlags.java

Tue, 24 Dec 2013 09:17:37 -0800

author: ksrini
date: Tue, 24 Dec 2013 09:17:37 -0800
changeset 2227: 998b10c43157
parent 1565: d04960f05593
child 2525: 2eb010b6cb22
permissions: -rw-r--r--

8029230: Update copyright year to match last edit in jdk8 langtools repository for 2013
Reviewed-by: ksrini
Contributed-by: steve.sides@oracle.com

 /*
  * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 package com.sun.tools.classfile;
 import java.io.IOException;
 import java.util.LinkedHashSet;
 import java.util.Set;
 /**
  * See JVMS, sections 4.2, 4.6, 4.7.
  *
  *  <p><b>This is NOT part of any supported API.
  *  If you write code that depends on this, you do so at your own risk.
  *  This code and its internal interfaces are subject to change or
  *  deletion without notice.</b>
  */
 public class AccessFlags {
     public static final int ACC_PUBLIC        = 0x0001; // class, inner, field, method
     public static final int ACC_PRIVATE       = 0x0002; //        inner, field, method
     public static final int ACC_PROTECTED     = 0x0004; //        inner, field, method
     public static final int ACC_STATIC        = 0x0008; //        inner, field, method
     public static final int ACC_FINAL         = 0x0010; // class, inner, field, method
     public static final int ACC_SUPER         = 0x0020; // class
     public static final int ACC_SYNCHRONIZED  = 0x0020; //                      method
     public static final int ACC_VOLATILE      = 0x0040; //               field
     public static final int ACC_BRIDGE        = 0x0040; //                      method
     public static final int ACC_TRANSIENT     = 0x0080; //               field
     public static final int ACC_VARARGS       = 0x0080; //                      method
     public static final int ACC_NATIVE        = 0x0100; //                      method
     public static final int ACC_INTERFACE     = 0x0200; // class, inner
     public static final int ACC_ABSTRACT      = 0x0400; // class, inner,        method
     public static final int ACC_STRICT        = 0x0800; //                      method
     public static final int ACC_SYNTHETIC     = 0x1000; // class, inner, field, method
     public static final int ACC_ANNOTATION    = 0x2000; // class, inner
     public static final int ACC_ENUM          = 0x4000; // class, inner, field
     public static final int ACC_MANDATED      = 0x8000; // class, inner, field, method
     public static enum Kind { Class, InnerClass, Field, Method};
     AccessFlags(ClassReader cr) throws IOException {
         this(cr.readUnsignedShort());
     }
     public AccessFlags(int flags) {
         this.flags = flags;
     }
     public AccessFlags ignore(int mask) {
         return new AccessFlags(flags & ~mask);
     }
     public boolean is(int mask) {
         return (flags & mask) != 0;
     }
     public int byteLength() {
         return 2;
     }
     private static final int[] classModifiers = {
         ACC_PUBLIC, ACC_FINAL, ACC_ABSTRACT
     };
     private static final int[] classFlags = {
         ACC_PUBLIC, ACC_FINAL, ACC_SUPER, ACC_INTERFACE, ACC_ABSTRACT,
         ACC_SYNTHETIC, ACC_ANNOTATION, ACC_ENUM
     };
     public Set<String> getClassModifiers() {
         int f = ((flags & ACC_INTERFACE) != 0 ? flags & ~ACC_ABSTRACT : flags);
         return getModifiers(f, classModifiers, Kind.Class);
     }
     public Set<String> getClassFlags() {
         return getFlags(classFlags, Kind.Class);
     }
     private static final int[] innerClassModifiers = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL,
         ACC_ABSTRACT
     };
     private static final int[] innerClassFlags = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL, ACC_SUPER,
         ACC_INTERFACE, ACC_ABSTRACT, ACC_SYNTHETIC, ACC_ANNOTATION, ACC_ENUM
     };
     public Set<String> getInnerClassModifiers() {
         int f = ((flags & ACC_INTERFACE) != 0 ? flags & ~ACC_ABSTRACT : flags);
         return getModifiers(f, innerClassModifiers, Kind.InnerClass);
     }
     public Set<String> getInnerClassFlags() {
         return getFlags(innerClassFlags, Kind.InnerClass);
     }
     private static final int[] fieldModifiers = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL,
         ACC_VOLATILE, ACC_TRANSIENT
     };
     private static final int[] fieldFlags = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL,
         ACC_VOLATILE, ACC_TRANSIENT, ACC_SYNTHETIC, ACC_ENUM
     };
     public Set<String> getFieldModifiers() {
         return getModifiers(fieldModifiers, Kind.Field);
     }
     public Set<String> getFieldFlags() {
         return getFlags(fieldFlags, Kind.Field);
     }
     private static final int[] methodModifiers = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL,
         ACC_SYNCHRONIZED, ACC_NATIVE, ACC_ABSTRACT, ACC_STRICT
     };
     private static final int[] methodFlags = {
         ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL,
         ACC_SYNCHRONIZED, ACC_BRIDGE, ACC_VARARGS, ACC_NATIVE, ACC_ABSTRACT,
         ACC_STRICT, ACC_SYNTHETIC
     };
     public Set<String> getMethodModifiers() {
         return getModifiers(methodModifiers, Kind.Method);
     }
     public Set<String> getMethodFlags() {
         return getFlags(methodFlags, Kind.Method);
     }
     private Set<String> getModifiers(int[] modifierFlags, Kind t) {
         return getModifiers(flags, modifierFlags, t);
     }
     private static Set<String> getModifiers(int flags, int[] modifierFlags, Kind t) {
         Set<String> s = new LinkedHashSet<String>();
         for (int m: modifierFlags) {
             if ((flags & m) != 0)
                 s.add(flagToModifier(m, t));
         }
         return s;
     }
     private Set<String> getFlags(int[] expectedFlags, Kind t) {
         Set<String> s = new LinkedHashSet<String>();
         int f = flags;
         for (int e: expectedFlags) {
             if ((f & e) != 0) {
                 s.add(flagToName(e, t));
                 f = f & ~e;
             }
         }
         while (f != 0) {
             int bit = Integer.highestOneBit(f);
             s.add("0x" + Integer.toHexString(bit));
             f = f & ~bit;
         }
         return s;
     }
     private static String flagToModifier(int flag, Kind t) {
         switch (flag) {
             case ACC_PUBLIC:
                 return "public";
             case ACC_PRIVATE:
                 return "private";
             case ACC_PROTECTED:
                 return "protected";
             case ACC_STATIC:
                 return "static";
             case ACC_FINAL:
                 return "final";
             case ACC_SYNCHRONIZED:
                 return "synchronized";
             case 0x80:
                 return (t == Kind.Field ? "transient" : null);
             case ACC_VOLATILE:
                 return "volatile";
             case ACC_NATIVE:
                 return "native";
             case ACC_ABSTRACT:
                 return "abstract";
             case ACC_STRICT:
                 return "strictfp";
             case ACC_MANDATED:
                 return "mandated";
             default:
                 return null;
         }
     }
     private static String flagToName(int flag, Kind t) {
         switch (flag) {
         case ACC_PUBLIC:
             return "ACC_PUBLIC";
         case ACC_PRIVATE:
             return "ACC_PRIVATE";
         case ACC_PROTECTED:
             return "ACC_PROTECTED";
         case ACC_STATIC:
             return "ACC_STATIC";
         case ACC_FINAL:
             return "ACC_FINAL";
         case 0x20:
             return (t == Kind.Class ? "ACC_SUPER" : "ACC_SYNCHRONIZED");
         case 0x40:
             return (t == Kind.Field ? "ACC_VOLATILE" : "ACC_BRIDGE");
         case 0x80:
             return (t == Kind.Field ? "ACC_TRANSIENT" : "ACC_VARARGS");
         case ACC_NATIVE:
             return "ACC_NATIVE";
         case ACC_INTERFACE:
             return "ACC_INTERFACE";
         case ACC_ABSTRACT:
             return "ACC_ABSTRACT";
         case ACC_STRICT:
             return "ACC_STRICT";
         case ACC_SYNTHETIC:
             return "ACC_SYNTHETIC";
         case ACC_ANNOTATION:
             return "ACC_ANNOTATION";
         case ACC_ENUM:
             return "ACC_ENUM";
         case ACC_MANDATED:
             return "ACC_MANDATED";
         default:
             return null;
         }
     }
     public final int flags;
 }

Mercurial > jdk8-mips64-public > langtools / annotate

src/share/classes/com/sun/tools/classfile/AccessFlags.java@998b10c43157 (annotated)

src/share/classes/com/sun/tools/classfile/AccessFlags.java