/*
* [The "BSD licence"]
* Copyright (c) 2010 Ben Gruver (JesusFreke)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.jf.dexlib.Util;
import java.util.HashMap;
public enum AccessFlags
{
PUBLIC(0x1, "public", true, true, true),
PRIVATE(0x2, "private", true, true, true),
PROTECTED(0x4, "protected", true, true, true),
STATIC(0x8, "static", true, true, true),
FINAL(0x10, "final", true, true, true),
SYNCHRONIZED(0x20, "synchronized", false, true, false),
VOLATILE(0x40, "volatile", false, false, true),
BRIDGE(0x40, "bridge", false, true, false),
TRANSIENT(0x80, "transient", false, false, true),
VARARGS(0x80, "varargs", false, true, false),
NATIVE(0x100, "native", false, true, false),
INTERFACE(0x200, "interface", true, false, false),
ABSTRACT(0x400, "abstract", true, true, false),
STRICTFP(0x800, "strictfp", false, true, false),
SYNTHETIC(0x1000, "synthetic", true, true, true),
ANNOTATION(0x2000, "annotation", true, false, false),
ENUM(0x4000, "enum", true, false, true),
CONSTRUCTOR(0x10000, "constructor", false, true, false),
DECLARED_SYNCHRONIZED(0x20000, "declared-synchronized", false, true, false);
private int value;
private String accessFlagName;
private boolean validForClass;
private boolean validForMethod;
private boolean validForField;
//cache the array of all AccessFlags, because .values() allocates a new array for every call
private final static AccessFlags[] allFlags;
private static HashMap<String, AccessFlags> accessFlagsByName;
static {
allFlags = AccessFlags.values();
accessFlagsByName = new HashMap<String, AccessFlags>();
for (AccessFlags accessFlag: allFlags) {
accessFlagsByName.put(accessFlag.accessFlagName, accessFlag);
}
}
private AccessFlags(int value, String accessFlagName, boolean validForClass, boolean validForMethod,
boolean validForField) {
this.value = value;
this.accessFlagName = accessFlagName;
this.validForClass = validForClass;
this.validForMethod = validForMethod;
this.validForField = validForField;
}
public static AccessFlags[] getAccessFlagsForClass(int accessFlagValue) {
int size = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForClass && (accessFlagValue & accessFlag.value) != 0) {
size++;
}
}
AccessFlags[] accessFlags = new AccessFlags[size];
int accessFlagsPosition = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForClass && (accessFlagValue & accessFlag.value) != 0) {
accessFlags[accessFlagsPosition++] = accessFlag;
}
}
return accessFlags;
}
private static String formatAccessFlags(AccessFlags[] accessFlags) {
int size = 0;
for (AccessFlags accessFlag: accessFlags) {
size += accessFlag.toString().length() + 1;
}
StringBuilder sb = new StringBuilder(size);
for (AccessFlags accessFlag: accessFlags) {
sb.append(accessFlag.toString());
sb.append(" ");
}
if (accessFlags.length > 0) {
sb.delete(sb.length() - 1, sb.length());
}
return sb.toString();
}
public static String formatAccessFlagsForClass(int accessFlagValue) {
return formatAccessFlags(getAccessFlagsForClass(accessFlagValue));
}
public static AccessFlags[] getAccessFlagsForMethod(int accessFlagValue) {
int size = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForMethod && (accessFlagValue & accessFlag.value) != 0) {
size++;
}
}
AccessFlags[] accessFlags = new AccessFlags[size];
int accessFlagsPosition = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForMethod && (accessFlagValue & accessFlag.value) != 0) {
accessFlags[accessFlagsPosition++] = accessFlag;
}
}
return accessFlags;
}
public static String formatAccessFlagsForMethod(int accessFlagValue) {
return formatAccessFlags(getAccessFlagsForMethod(accessFlagValue));
}
public static AccessFlags[] getAccessFlagsForField(int accessFlagValue) {
int size = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForField && (accessFlagValue & accessFlag.value) != 0) {
size++;
}
}
AccessFlags[] accessFlags = new AccessFlags[size];
int accessFlagsPosition = 0;
for (AccessFlags accessFlag: allFlags) {
if (accessFlag.validForField && (accessFlagValue & accessFlag.value) != 0) {
accessFlags[accessFlagsPosition++] = accessFlag;
}
}
return accessFlags;
}
public static String formatAccessFlagsForField(int accessFlagValue) {
return formatAccessFlags(getAccessFlagsForField(accessFlagValue));
}
public static AccessFlags getAccessFlag(String accessFlag) {
return accessFlagsByName.get(accessFlag);
}
public int getValue() {
return value;
}
public String toString() {
return accessFlagName;
}
}