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- /* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2017 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" and
- * "Apache BCEL" must not be used to endorse or promote products
- * derived from this software without prior written permission. For
- * written permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * "Apache BCEL", nor may "Apache" appear in their name, without
- * prior written permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- package org.aspectj.apache.bcel.classfile;
-
- import java.io.DataInputStream;
- import java.io.DataOutputStream;
- import java.io.IOException;
-
- import org.aspectj.apache.bcel.Constants;
-
- /**
- * Indicates all the packages of a module that are exported or opened by the module attribute.
- * http://cr.openjdk.java.net/~mr/jigsaw/spec/java-se-9-jvms-diffs.pdf 4.7.26
- *
- * @author Andy Clement
- */
- public final class ModulePackages extends Attribute {
-
- private static int[] NO_PACKAGES = new int[0];
- private int[] packageIndices;
-
- public ModulePackages(ModulePackages c) {
- this(c.getNameIndex(), c.getLength(), c.getPackageIndices(), c.getConstantPool());
- }
-
- public ModulePackages(int nameIndex, int length, int[] packageIndices, ConstantPool cp) {
- super(Constants.ATTR_MODULE_PACKAGES, nameIndex, length, cp);
- setPackageIndices(packageIndices);
- }
-
- ModulePackages(int nameIndex, int length, DataInputStream stream, ConstantPool cp) throws IOException {
- this(nameIndex, length, (int[]) null, cp);
- int packageIndicesCount = stream.readUnsignedShort();
- packageIndices = new int[packageIndicesCount];
- for (int i = 0; i < packageIndicesCount; i++) {
- packageIndices[i] = stream.readUnsignedShort();
- }
- }
-
- @Override
- public void accept(ClassVisitor v) {
- v.visitModulePackages(this);
- }
-
- @Override
- public final void dump(DataOutputStream stream) throws IOException {
- super.dump(stream);
- stream.writeShort(packageIndices.length);
- for (int packageIndex : packageIndices) {
- stream.writeShort(packageIndex);
- }
- }
-
- public final int[] getPackageIndices() {
- return packageIndices;
- }
-
- public final void setPackageIndices(int[] packageIndices) {
- if (packageIndices == null) {
- this.packageIndices = NO_PACKAGES;
- } else {
- this.packageIndices = packageIndices;
- }
- }
-
- @Override
- public final String toString() {
- StringBuilder buf = new StringBuilder();
- for (int packageIndex : packageIndices) {
- buf.append(cpool.getPackageName(packageIndex) + "\n");
- }
- return buf.toString();
- }
-
- }
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