| /******************************************************************************* |
| * 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.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.IModuleMainClassAttribute; |
| |
| /** |
| * Default implementation of IModuleMainClassAttribute |
| */ |
| public class ModuleMainClassAttribute extends ClassFileAttribute implements IModuleMainClassAttribute { |
| |
| private final int mainClassIndex; |
| private final char[] mainClassName; |
| |
| /** |
| * Constructor for ModuleMainClassAttribute. |
| * @param classFileBytes |
| * @param constantPool |
| * @param offset |
| * @throws ClassFormatException |
| */ |
| public ModuleMainClassAttribute( byte[] classFileBytes, IConstantPool constantPool, int offset) throws ClassFormatException { |
| super(classFileBytes, constantPool, offset); |
| int readOffset = 6; |
| this.mainClassIndex = u2At(classFileBytes, readOffset, offset); |
| IConstantPoolEntry constantPoolEntry = constantPool.decodeEntry(this.mainClassIndex); |
| if (constantPoolEntry.getKind() != IConstantPoolConstant.CONSTANT_Class) { |
| throw new ClassFormatException(ClassFormatException.INVALID_CONSTANT_POOL_ENTRY); |
| } |
| this.mainClassName = constantPoolEntry.getClassInfoName(); |
| } |
| |
| @Override |
| public int getMainClassIndex() { |
| return this.mainClassIndex; |
| } |
| |
| @Override |
| public char[] getMainClassName() { |
| return this.mainClassName; |
| } |
| } |