| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program 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 for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.classfile; |
| |
| |
| import proguard.classfile.attribute.Attribute; |
| import proguard.classfile.attribute.visitor.AttributeVisitor; |
| import proguard.classfile.visitor.MemberVisitor; |
| |
| /** |
| * Representation of a field or method from a program class. |
| * |
| * @author Eric Lafortune |
| */ |
| public abstract class ProgramMember implements Member |
| { |
| public int u2accessFlags; |
| public int u2nameIndex; |
| public int u2descriptorIndex; |
| public int u2attributesCount; |
| public Attribute[] attributes; |
| |
| /** |
| * An extra field in which visitors can store information. |
| */ |
| public Object visitorInfo; |
| |
| |
| /** |
| * Creates an uninitialized ProgramMember. |
| */ |
| protected ProgramMember() |
| { |
| } |
| |
| |
| /** |
| * Creates an initialized ProgramMember. |
| */ |
| protected ProgramMember(int u2accessFlags, |
| int u2nameIndex, |
| int u2descriptorIndex, |
| int u2attributesCount, |
| Attribute[] attributes) |
| { |
| this.u2accessFlags = u2accessFlags; |
| this.u2nameIndex = u2nameIndex; |
| this.u2descriptorIndex = u2descriptorIndex; |
| this.u2attributesCount = u2attributesCount; |
| this.attributes = attributes; |
| } |
| |
| |
| /** |
| * Returns the (first) attribute with the given name. |
| */ |
| private Attribute getAttribute(Clazz clazz, String name) |
| { |
| for (int index = 0; index < u2attributesCount; index++) |
| { |
| Attribute attribute = attributes[index]; |
| if (attribute.getAttributeName(clazz).equals(name)) |
| { |
| return attribute; |
| } |
| } |
| |
| return null; |
| } |
| |
| |
| /** |
| * Accepts the given member info visitor. |
| */ |
| public abstract void accept(ProgramClass programClass, |
| MemberVisitor memberVisitor); |
| |
| |
| |
| /** |
| * Lets the given attribute info visitor visit all the attributes of |
| * this member info. |
| */ |
| public abstract void attributesAccept(ProgramClass programClass, |
| AttributeVisitor attributeVisitor); |
| |
| |
| // Implementations for Member. |
| |
| public int getAccessFlags() |
| { |
| return u2accessFlags; |
| } |
| |
| public String getName(Clazz clazz) |
| { |
| return clazz.getString(u2nameIndex); |
| } |
| |
| public String getDescriptor(Clazz clazz) |
| { |
| return clazz.getString(u2descriptorIndex); |
| } |
| |
| public void accept(Clazz clazz, MemberVisitor memberVisitor) |
| { |
| accept((ProgramClass)clazz, memberVisitor); |
| } |
| |
| |
| // Implementations for VisitorAccepter. |
| |
| public Object getVisitorInfo() |
| { |
| return visitorInfo; |
| } |
| |
| public void setVisitorInfo(Object visitorInfo) |
| { |
| this.visitorInfo = visitorInfo; |
| } |
| } |