| /* |
| * 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.attribute; |
| |
| import proguard.classfile.*; |
| import proguard.classfile.visitor.ClassVisitor; |
| |
| /** |
| * Representation of an Local Variable table entry. |
| * |
| * @author Eric Lafortune |
| */ |
| public class LocalVariableTypeInfo implements VisitorAccepter, Comparable |
| { |
| public int u2startPC; |
| public int u2length; |
| public int u2nameIndex; |
| public int u2signatureIndex; |
| public int u2index; |
| |
| /** |
| * An extra field pointing to the Clazz objects referenced in the |
| * type string. This field is typically filled out by the <code>{@link |
| * proguard.classfile.util.ClassReferenceInitializer |
| * ClassReferenceInitializer}</code>. |
| * References to primitive types are ignored. |
| */ |
| public Clazz[] referencedClasses; |
| |
| /** |
| * An extra field in which visitors can store information. |
| */ |
| public Object visitorInfo; |
| |
| |
| /** |
| * Creates an uninitialized LocalVariableTypeInfo. |
| */ |
| public LocalVariableTypeInfo() |
| { |
| } |
| |
| |
| /** |
| * Creates an initialized LocalVariableTypeInfo. |
| */ |
| public LocalVariableTypeInfo(int u2startPC, |
| int u2length, |
| int u2nameIndex, |
| int u2signatureIndex, |
| int u2index) |
| { |
| this.u2startPC = u2startPC; |
| this.u2length = u2length; |
| this.u2nameIndex = u2nameIndex; |
| this.u2signatureIndex = u2signatureIndex; |
| this.u2index = u2index; |
| } |
| |
| |
| /** |
| * Returns the name. |
| */ |
| public String getName(Clazz clazz) |
| { |
| return clazz.getString(u2nameIndex); |
| } |
| |
| |
| /** |
| * Returns the signature. |
| */ |
| public String getSignature(Clazz clazz) |
| { |
| return clazz.getString(u2signatureIndex); |
| } |
| |
| |
| /** |
| * Applies the given visitor to all referenced classes. |
| */ |
| public void referencedClassesAccept(ClassVisitor classVisitor) |
| { |
| if (referencedClasses != null) |
| { |
| for (int index = 0; index < referencedClasses.length; index++) |
| { |
| Clazz referencedClass = referencedClasses[index]; |
| if (referencedClass != null) |
| { |
| referencedClass.accept(classVisitor); |
| } |
| } |
| } |
| } |
| |
| |
| // Implementations for VisitorAccepter. |
| |
| public Object getVisitorInfo() |
| { |
| return visitorInfo; |
| } |
| |
| public void setVisitorInfo(Object visitorInfo) |
| { |
| this.visitorInfo = visitorInfo; |
| } |
| |
| |
| // Implementations for Comparable. |
| |
| public int compareTo(Object object) |
| { |
| LocalVariableTypeInfo other = (LocalVariableTypeInfo)object; |
| |
| return |
| this.u2startPC < other.u2startPC ? -1 : this.u2startPC > other.u2startPC ? 1 : |
| this.u2length < other.u2length ? -1 : this.u2length > other.u2length ? 1 : |
| this.u2index < other.u2index ? -1 : this.u2index > other.u2index ? 1 : |
| this.u2signatureIndex < other.u2signatureIndex ? -1 : this.u2signatureIndex > other.u2signatureIndex ? 1 : |
| this.u2nameIndex < other.u2nameIndex ? -1 : this.u2nameIndex > other.u2nameIndex ? 1 : |
| 0; |
| } |
| } |