| /* |
| * Copyright (c) 2015, 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 Jigsaw. |
| * |
| * <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 Module_attribute extends Attribute { |
| public static final int ACC_PUBLIC = 0x20; |
| public static final int ACC_SYNTHETIC = 0x1000; |
| public static final int ACC_MANDATED = 0x8000; |
| |
| Module_attribute(ClassReader cr, int name_index, int length) throws IOException { |
| super(name_index, length); |
| requires_count = cr.readUnsignedShort(); |
| requires = new RequiresEntry[requires_count]; |
| for (int i = 0; i < requires_count; i++) |
| requires[i] = new RequiresEntry(cr); |
| exports_count = cr.readUnsignedShort(); |
| exports = new ExportsEntry[exports_count]; |
| for (int i = 0; i < exports_count; i++) |
| exports[i] = new ExportsEntry(cr); |
| uses_count = cr.readUnsignedShort(); |
| uses_index = new int[uses_count]; |
| for (int i = 0; i < uses_count; i++) |
| uses_index[i] = cr.readUnsignedShort(); |
| provides_count = cr.readUnsignedShort(); |
| provides = new ProvidesEntry[provides_count]; |
| for (int i = 0; i < provides_count; i++) |
| provides[i] = new ProvidesEntry(cr); |
| } |
| |
| public Module_attribute(int name_index, |
| RequiresEntry[] requires, |
| ExportsEntry[] exports, |
| int[] uses, |
| ProvidesEntry[] provides) { |
| super(name_index, 2); |
| requires_count = requires.length; |
| this.requires = requires; |
| exports_count = exports.length; |
| this.exports = exports; |
| uses_count = uses.length; |
| this.uses_index = uses; |
| provides_count = provides.length; |
| this.provides = provides; |
| |
| } |
| |
| public String getUses(int index, ConstantPool constant_pool) throws ConstantPoolException { |
| int i = uses_index[index]; |
| return constant_pool.getClassInfo(i).getName(); |
| } |
| |
| @Override |
| public <R, D> R accept(Visitor<R, D> visitor, D data) { |
| return visitor.visitModule(this, data); |
| } |
| |
| public final int requires_count; |
| public final RequiresEntry[] requires; |
| public final int exports_count; |
| public final ExportsEntry[] exports; |
| public final int uses_count; |
| public final int[] uses_index; |
| public final int provides_count; |
| public final ProvidesEntry[] provides; |
| |
| public static class RequiresEntry { |
| RequiresEntry(ClassReader cr) throws IOException { |
| requires_index = cr.readUnsignedShort(); |
| requires_flags = cr.readUnsignedShort(); |
| } |
| |
| public RequiresEntry(int index, int flags) { |
| this.requires_index = index; |
| this.requires_flags = flags; |
| } |
| |
| public String getRequires(ConstantPool constant_pool) throws ConstantPoolException { |
| return constant_pool.getUTF8Value(requires_index); |
| } |
| |
| public static final int length = 4; |
| |
| public final int requires_index; |
| public final int requires_flags; |
| } |
| |
| public static class ExportsEntry { |
| ExportsEntry(ClassReader cr) throws IOException { |
| exports_index = cr.readUnsignedShort(); |
| exports_to_count = cr.readUnsignedShort(); |
| exports_to_index = new int[exports_to_count]; |
| for (int i = 0; i < exports_to_count; i++) |
| exports_to_index[i] = cr.readUnsignedShort(); |
| } |
| |
| public ExportsEntry(int index, int[] to) { |
| this.exports_index = index; |
| this.exports_to_count = to.length; |
| this.exports_to_index = to; |
| } |
| |
| public int length() { |
| return 4 + 2 * exports_to_index.length; |
| } |
| |
| public final int exports_index; |
| public final int exports_to_count; |
| public final int[] exports_to_index; |
| } |
| |
| public static class ProvidesEntry { |
| ProvidesEntry(ClassReader cr) throws IOException { |
| provides_index = cr.readUnsignedShort(); |
| with_index = cr.readUnsignedShort(); |
| } |
| |
| public ProvidesEntry(int provides, int with) { |
| this.provides_index = provides; |
| this.with_index = with; |
| } |
| |
| public static final int length = 4; |
| |
| public final int provides_index; |
| public final int with_index; |
| } |
| } |