| /******************************************************************************* |
| * Copyright (c) 2017 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.aspectj.org.eclipse.jdt.internal.core.util; |
| |
| import org.aspectj.org.eclipse.jdt.core.compiler.CharOperation; |
| import org.aspectj.org.eclipse.jdt.core.util.ClassFormatException; |
| import org.aspectj.org.eclipse.jdt.core.util.IConstantPool; |
| import org.aspectj.org.eclipse.jdt.core.util.IConstantPoolConstant; |
| import org.aspectj.org.eclipse.jdt.core.util.IConstantPoolEntry; |
| import org.aspectj.org.eclipse.jdt.core.util.IConstantPoolEntry3; |
| import org.aspectj.org.eclipse.jdt.core.util.IPackageVisibilityInfo; |
| |
| public class PackageVisibilityInfo extends ClassFileStruct implements IPackageVisibilityInfo { |
| |
| private int index; |
| private char[] packageName; |
| private int flags; |
| private int targetsCount; |
| private int[] targetModuleIndices; |
| private char[][] targetModuleNames; |
| |
| public PackageVisibilityInfo(byte[] classFileBytes, IConstantPool constantPool, int offset) throws ClassFormatException { |
| int readOffset = 0; |
| this.index = u2At(classFileBytes, readOffset, offset); |
| readOffset += 2; |
| IConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(this.index); |
| if (constantPoolEntry.getKind() != IConstantPoolConstant.CONSTANT_Package) { |
| throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY); |
| } |
| char[] tmp = ((IConstantPoolEntry3) constantPoolEntry).getPackageName(); |
| this.packageName = tmp != null ? tmp : CharOperation.NO_CHAR; |
| |
| this.flags = u2At(classFileBytes, readOffset, offset); |
| readOffset += 2; |
| this.targetsCount = u2At(classFileBytes, readOffset, offset); |
| readOffset += 2; |
| |
| if (this.targetsCount != 0) { |
| this.targetModuleIndices = new int[this.targetsCount]; |
| this.targetModuleNames = new char[this.targetsCount][]; |
| for (int i = 0; i < this.targetsCount; i++) { |
| this.targetModuleIndices[i] = u2At(classFileBytes, readOffset, offset); |
| readOffset += 2; |
| constantPoolEntry = constantPool.decodeEntry(this.targetModuleIndices[i]); |
| if (constantPoolEntry.getKind() != IConstantPoolConstant.CONSTANT_Module) { |
| throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY); |
| } |
| tmp = ((IConstantPoolEntry3) constantPoolEntry).getModuleName(); |
| this.targetModuleNames[i] = tmp != null ? tmp : CharOperation.NO_CHAR; |
| } |
| } else { |
| this.targetModuleIndices = new int[0]; |
| this.targetModuleNames = CharOperation.NO_CHAR_CHAR; |
| } |
| } |
| @Override |
| public int getIndex() { |
| return this.index; |
| } |
| |
| @Override |
| public char[] getPackageName() { |
| return this.packageName; |
| } |
| |
| @Override |
| public int getFlags() { |
| return this.flags; |
| } |
| |
| @Override |
| public int getTargetsCount() { |
| return this.targetsCount; |
| } |
| |
| @Override |
| public int[] getTargetModuleIndices() { |
| return this.targetModuleIndices; |
| } |
| |
| @Override |
| public char[][] getTargetModuleNames() { |
| return this.targetModuleNames; |
| } |
| } |