diff options
Diffstat (limited to 'third_party/java/proguard/proguard5.3.3/src/proguard/classfile/attribute/preverification/UninitializedType.java')
-rw-r--r-- | third_party/java/proguard/proguard5.3.3/src/proguard/classfile/attribute/preverification/UninitializedType.java | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/third_party/java/proguard/proguard5.3.3/src/proguard/classfile/attribute/preverification/UninitializedType.java b/third_party/java/proguard/proguard5.3.3/src/proguard/classfile/attribute/preverification/UninitializedType.java new file mode 100644 index 0000000000..ad44e05c7c --- /dev/null +++ b/third_party/java/proguard/proguard5.3.3/src/proguard/classfile/attribute/preverification/UninitializedType.java @@ -0,0 +1,106 @@ +/* + * ProGuard -- shrinking, optimization, obfuscation, and preverification + * of Java bytecode. + * + * Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare + * + * 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.preverification; + +import proguard.classfile.*; +import proguard.classfile.attribute.CodeAttribute; +import proguard.classfile.attribute.preverification.visitor.VerificationTypeVisitor; + +/** + * This VerificationType represents a Uninitialized type. + * + * @author Eric Lafortune + */ +public class UninitializedType extends VerificationType +{ + public int u2newInstructionOffset; + + + /** + * Creates an uninitialized UninitializedType. + */ + public UninitializedType() + { + } + + + /** + * Creates an UninitializedType pointing to the given 'new' instruction. + */ + public UninitializedType(int u2newInstructionOffset) + { + this.u2newInstructionOffset = u2newInstructionOffset; + } + + + // Implementations for VerificationType. + + public int getTag() + { + return UNINITIALIZED_TYPE; + } + + + public void accept(Clazz clazz, Method method, CodeAttribute codeAttribute, int instructionOffset, VerificationTypeVisitor verificationTypeVisitor) + { + verificationTypeVisitor.visitUninitializedType(clazz, method, codeAttribute, instructionOffset, this); + } + + + public void stackAccept(Clazz clazz, Method method, CodeAttribute codeAttribute, int instructionOffset, int stackIndex, VerificationTypeVisitor verificationTypeVisitor) + { + verificationTypeVisitor.visitStackUninitializedType(clazz, method, codeAttribute, instructionOffset, stackIndex, this); + } + + + public void variablesAccept(Clazz clazz, Method method, CodeAttribute codeAttribute, int instructionOffset, int variableIndex, VerificationTypeVisitor verificationTypeVisitor) + { + verificationTypeVisitor.visitVariablesUninitializedType(clazz, method, codeAttribute, instructionOffset, variableIndex, this); + } + + + // Implementations for Object. + + public boolean equals(Object object) + { + if (!super.equals(object)) + { + return false; + } + + UninitializedType other = (UninitializedType)object; + + return this.u2newInstructionOffset == other.u2newInstructionOffset; + } + + + public int hashCode() + { + return super.hashCode() ^ + u2newInstructionOffset; + } + + + public String toString() + { + return "u:" + u2newInstructionOffset; + } +} |