| /******************************************************************************* |
| * Copyright (c) 2017, 2018 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IModuleDescription; |
| import org.eclipse.jdt.core.ITypeRoot; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.internal.compiler.env.IModule; |
| import org.eclipse.jdt.internal.compiler.env.IModule.IModuleReference; |
| import org.eclipse.jdt.internal.compiler.env.IModule.IPackageExport; |
| import org.eclipse.jdt.internal.compiler.env.IModule.IService; |
| |
| public interface AbstractModule extends IModuleDescription { |
| |
| /** |
| * Handle for an automatic module. |
| * |
| * <p>Note, that by definition this is mostly a fake, only {@link #getElementName()} provides a useful value.</p> |
| */ |
| static class AutoModule extends NamedMember implements AbstractModule { |
| |
| private boolean nameFromManifest; |
| |
| public AutoModule(JavaElement parent, String name, boolean nameFromManifest) { |
| super(parent, name); |
| this.nameFromManifest = nameFromManifest; |
| } |
| @Override |
| public IJavaElement[] getChildren() throws JavaModelException { |
| return JavaElement.NO_ELEMENTS; // may later answer computed details |
| } |
| @Override |
| public int getFlags() throws JavaModelException { |
| return 0; |
| } |
| public boolean isAutoNameFromManifest() { |
| return this.nameFromManifest; |
| } |
| @Override |
| public char getHandleMementoDelimiter() { |
| return JavaElement.JEM_MODULE; |
| } |
| @Override |
| public ITypeRoot getTypeRoot() { |
| return null; // has no real CompilationUnit nor ClassFile |
| } |
| @Override |
| public IModuleReference[] getRequiredModules() throws JavaModelException { |
| return ModuleDescriptionInfo.NO_REQUIRES; |
| } |
| @Override |
| public void toStringContent(StringBuffer buffer, String lineDelimiter) throws JavaModelException { |
| buffer.append("automatic module "); //$NON-NLS-1$ |
| buffer.append(this.name); |
| } |
| } |
| |
| // "forward declaration" for a method from JavaElement: |
| abstract Object getElementInfo() throws JavaModelException; |
| |
| default IModule getModuleInfo() throws JavaModelException { |
| return (IModule) getElementInfo(); |
| } |
| default IModuleReference[] getRequiredModules() throws JavaModelException { |
| return getModuleInfo().requires(); |
| } |
| default IPackageExport[] getExportedPackages() throws JavaModelException { |
| return getModuleInfo().exports(); |
| } |
| default IService[] getProvidedServices() throws JavaModelException { |
| return getModuleInfo().provides(); |
| } |
| default char[][] getUsedServices() throws JavaModelException { |
| return getModuleInfo().uses(); |
| } |
| default IPackageExport[] getOpenedPackages() throws JavaModelException { |
| return getModuleInfo().opens(); |
| } |
| |
| default String toString(String lineDelimiter) { |
| StringBuffer buffer = new StringBuffer(); |
| try { |
| toStringContent(buffer, lineDelimiter); |
| } catch (JavaModelException e) { |
| // TODO Auto-generated catch block |
| e.printStackTrace(); |
| } |
| return buffer.toString(); |
| } |
| default void toStringContent(StringBuffer buffer, String lineDelimiter) throws JavaModelException { |
| IPackageExport[] exports = getExportedPackages(); |
| IModuleReference[] requires = getRequiredModules(); |
| buffer.append("module "); //$NON-NLS-1$ |
| buffer.append(getElementName()).append(' '); |
| buffer.append('{').append(lineDelimiter); |
| if (exports != null) { |
| for(int i = 0; i < exports.length; i++) { |
| buffer.append("\texports "); //$NON-NLS-1$ |
| buffer.append(exports[i].toString()); |
| buffer.append(lineDelimiter); |
| } |
| } |
| buffer.append(lineDelimiter); |
| if (requires != null) { |
| for(int i = 0; i < requires.length; i++) { |
| buffer.append("\trequires "); //$NON-NLS-1$ |
| if (requires[i].isTransitive()) { |
| buffer.append(" public "); //$NON-NLS-1$ |
| } |
| buffer.append(requires[i].name()); |
| buffer.append(';').append(lineDelimiter); |
| } |
| } |
| buffer.append(lineDelimiter).append('}').toString(); |
| } |
| |
| @Override |
| default int getElementType() { |
| return JAVA_MODULE; |
| } |
| } |