--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/classfile/Descriptor.java Wed May 27 11:27:42 2015 +0530
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,199 +0,0 @@
-/*
- * Copyright (c) 2007, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-
-package com.sun.tools.classfile;
-
-import java.io.IOException;
-
-/**
- * See JVMS, section 4.4.
- *
- * <p><b>This is NOT part of any supported API.
- * If you write code that depends on this, you do so at your own risk.
- * This code and its internal interfaces are subject to change or
- * deletion without notice.</b>
- */
-public class Descriptor {
- public static class InvalidDescriptor extends DescriptorException {
- private static final long serialVersionUID = 1L;
- InvalidDescriptor(String desc) {
- this.desc = desc;
- this.index = -1;
- }
-
- InvalidDescriptor(String desc, int index) {
- this.desc = desc;
- this.index = index;
- }
-
- @Override
- public String getMessage() {
- // i18n
- if (index == -1)
- return "invalid descriptor \"" + desc + "\"";
- else
- return "descriptor is invalid at offset " + index + " in \"" + desc + "\"";
- }
-
- public final String desc;
- public final int index;
-
- }
-
- public Descriptor(ClassReader cr) throws IOException {
- this(cr.readUnsignedShort());
- }
-
- public Descriptor(int index) {
- this.index = index;
-
- }
-
- public String getValue(ConstantPool constant_pool) throws ConstantPoolException {
- return constant_pool.getUTF8Value(index);
- }
-
- public int getParameterCount(ConstantPool constant_pool)
- throws ConstantPoolException, InvalidDescriptor {
- String desc = getValue(constant_pool);
- int end = desc.indexOf(")");
- if (end == -1)
- throw new InvalidDescriptor(desc);
- parse(desc, 0, end + 1);
- return count;
-
- }
-
- public String getParameterTypes(ConstantPool constant_pool)
- throws ConstantPoolException, InvalidDescriptor {
- String desc = getValue(constant_pool);
- int end = desc.indexOf(")");
- if (end == -1)
- throw new InvalidDescriptor(desc);
- return parse(desc, 0, end + 1);
- }
-
- public String getReturnType(ConstantPool constant_pool)
- throws ConstantPoolException, InvalidDescriptor {
- String desc = getValue(constant_pool);
- int end = desc.indexOf(")");
- if (end == -1)
- throw new InvalidDescriptor(desc);
- return parse(desc, end + 1, desc.length());
- }
-
- public String getFieldType(ConstantPool constant_pool)
- throws ConstantPoolException, InvalidDescriptor {
- String desc = getValue(constant_pool);
- return parse(desc, 0, desc.length());
- }
-
- private String parse(String desc, int start, int end)
- throws InvalidDescriptor {
- int p = start;
- StringBuilder sb = new StringBuilder();
- int dims = 0;
- count = 0;
-
- while (p < end) {
- String type;
- char ch;
- switch (ch = desc.charAt(p++)) {
- case '(':
- sb.append('(');
- continue;
-
- case ')':
- sb.append(')');
- continue;
-
- case '[':
- dims++;
- continue;
-
- case 'B':
- type = "byte";
- break;
-
- case 'C':
- type = "char";
- break;
-
- case 'D':
- type = "double";
- break;
-
- case 'F':
- type = "float";
- break;
-
- case 'I':
- type = "int";
- break;
-
- case 'J':
- type = "long";
- break;
-
- case 'L':
- int sep = desc.indexOf(';', p);
- if (sep == -1)
- throw new InvalidDescriptor(desc, p - 1);
- type = desc.substring(p, sep).replace('/', '.');
- p = sep + 1;
- break;
-
- case 'S':
- type = "short";
- break;
-
- case 'Z':
- type = "boolean";
- break;
-
- case 'V':
- type = "void";
- break;
-
- default:
- throw new InvalidDescriptor(desc, p - 1);
- }
-
- if (sb.length() > 1 && sb.charAt(0) == '(')
- sb.append(", ");
- sb.append(type);
- for ( ; dims > 0; dims-- )
- sb.append("[]");
-
- count++;
- }
-
- return sb.toString();
- }
-
- public final int index;
- private int count;
-}