--- a/jdk/test/sun/reflect/CallerSensitive/MethodFinder.java Wed May 08 14:10:53 2013 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,201 +0,0 @@
-/*
- * Copyright (c) 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.
- *
- * 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.
- */
-
-import java.util.*;
-import com.sun.tools.classfile.*;
-import static com.sun.tools.classfile.ConstantPool.*;
-import com.sun.tools.classfile.Instruction.TypeKind;
-
-/**
- * MethodFinder utility class to find references to the given methods.
- */
-public abstract class MethodFinder {
- final List<String> methods;
- public MethodFinder(String... methods) {
- this.methods = Arrays.asList(methods);
- }
-
- /**
- * A callback method will be invoked when a method referencing
- * any of the lookup methods.
- *
- * @param cf ClassFile
- * @param m Method
- * @param refs Set of constant pool indices that reference the methods
- * matching the given lookup method names
- */
- public abstract void referenceFound(ClassFile cf, Method m, Set<Integer> refs)
- throws ConstantPoolException;
-
- public String parse(ClassFile cf) throws ConstantPoolException {
- List<Integer> cprefs = new ArrayList<Integer>();
- int index = 1;
- for (ConstantPool.CPInfo cpInfo : cf.constant_pool.entries()) {
- if (cpInfo.accept(cpVisitor, null)) {
- cprefs.add(index);
- }
- index += cpInfo.size();
- }
-
- if (!cprefs.isEmpty()) {
- for (Method m : cf.methods) {
- Set<Integer> refs = new HashSet<Integer>();
- Code_attribute c_attr = (Code_attribute) m.attributes.get(Attribute.Code);
- if (c_attr != null) {
- for (Instruction instr : c_attr.getInstructions()) {
- int idx = instr.accept(codeVisitor, cprefs);
- if (idx > 0) {
- refs.add(idx);
- }
- }
- }
- if (refs.size() > 0) {
- referenceFound(cf, m, refs);
- }
- }
- }
- return cprefs.isEmpty() ? "" : cf.getName();
- }
-
- private ConstantPool.Visitor<Boolean,Void> cpVisitor =
- new ConstantPool.Visitor<Boolean,Void>()
- {
- private boolean matches(CPRefInfo info) {
- try {
- CONSTANT_NameAndType_info nat = info.getNameAndTypeInfo();
- return matches(info.getClassName(), nat.getName(), nat.getType());
- } catch (ConstantPoolException ex) {
- return false;
- }
- }
-
- private boolean matches(String cn, String name, String type) {
- return methods.contains(cn + "." + name);
- }
-
- public Boolean visitClass(CONSTANT_Class_info info, Void p) {
- return false;
- }
-
- public Boolean visitInterfaceMethodref(CONSTANT_InterfaceMethodref_info info, Void p) {
- return matches(info);
- }
-
- public Boolean visitMethodref(CONSTANT_Methodref_info info, Void p) {
- return matches(info);
- }
-
- public Boolean visitDouble(CONSTANT_Double_info info, Void p) {
- return false;
- }
-
- public Boolean visitFieldref(CONSTANT_Fieldref_info info, Void p) {
- return false;
- }
-
- public Boolean visitFloat(CONSTANT_Float_info info, Void p) {
- return false;
- }
-
- public Boolean visitInteger(CONSTANT_Integer_info info, Void p) {
- return false;
- }
-
- public Boolean visitInvokeDynamic(CONSTANT_InvokeDynamic_info info, Void p) {
- return false;
- }
-
- public Boolean visitLong(CONSTANT_Long_info info, Void p) {
- return false;
- }
-
- public Boolean visitNameAndType(CONSTANT_NameAndType_info info, Void p) {
- return false;
- }
-
- public Boolean visitMethodHandle(CONSTANT_MethodHandle_info info, Void p) {
- return false;
- }
-
- public Boolean visitMethodType(CONSTANT_MethodType_info info, Void p) {
- return false;
- }
-
- public Boolean visitString(CONSTANT_String_info info, Void p) {
- return false;
- }
-
- public Boolean visitUtf8(CONSTANT_Utf8_info info, Void p) {
- return false;
- }
- };
-
- private Instruction.KindVisitor<Integer, List<Integer>> codeVisitor =
- new Instruction.KindVisitor<Integer, List<Integer>>()
- {
- public Integer visitNoOperands(Instruction instr, List<Integer> p) {
- return 0;
- }
-
- public Integer visitArrayType(Instruction instr, TypeKind kind, List<Integer> p) {
- return 0;
- }
-
- public Integer visitBranch(Instruction instr, int offset, List<Integer> p) {
- return 0;
- }
-
- public Integer visitConstantPoolRef(Instruction instr, int index, List<Integer> p) {
- return p.contains(index) ? index : 0;
- }
-
- public Integer visitConstantPoolRefAndValue(Instruction instr, int index, int value, List<Integer> p) {
- return p.contains(index) ? index : 0;
- }
-
- public Integer visitLocal(Instruction instr, int index, List<Integer> p) {
- return 0;
- }
-
- public Integer visitLocalAndValue(Instruction instr, int index, int value, List<Integer> p) {
- return 0;
- }
-
- public Integer visitLookupSwitch(Instruction instr, int default_, int npairs, int[] matches, int[] offsets, List<Integer> p) {
- return 0;
- }
-
- public Integer visitTableSwitch(Instruction instr, int default_, int low, int high, int[] offsets, List<Integer> p) {
- return 0;
- }
-
- public Integer visitValue(Instruction instr, int value, List<Integer> p) {
- return 0;
- }
-
- public Integer visitUnknown(Instruction instr, List<Integer> p) {
- return 0;
- }
- };
-}
-