| /******************************************************************************* |
| * Copyright (c) 2006, 2015 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.eclipse.jdt.internal.launching.environments; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.jdt.core.IAccessRule; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.internal.launching.LaunchingPlugin; |
| import org.eclipse.jdt.launching.IVMInstall; |
| import org.eclipse.jdt.launching.LibraryLocation; |
| import org.eclipse.jdt.launching.environments.IAccessRuleParticipant; |
| import org.eclipse.jdt.launching.environments.IExecutionEnvironment; |
| |
| /** |
| * Proxy to an access rule participant for an execution environment. |
| * |
| * @since 3.3 |
| */ |
| class AccessRuleParticipant implements IAccessRuleParticipant { |
| |
| private IConfigurationElement fElement; |
| |
| private IAccessRuleParticipant fDelegate; |
| |
| /** |
| * Constructs a proxy to a rule participant contributed with the |
| * given configuration element. The element may be an |
| * <code>executionEnvironment</code> element or a <code>ruleParticipant</code> |
| * extension. |
| * |
| * @param element the configuration element |
| */ |
| AccessRuleParticipant(IConfigurationElement element) { |
| fElement = element; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.launching.environments.IAccessRuleParticipant#getAccessRules(org.eclipse.jdt.launching.environments.IExecutionEnvironment, org.eclipse.jdt.launching.IVMInstall, org.eclipse.jdt.launching.LibraryLocation[], org.eclipse.jdt.core.IJavaProject) |
| */ |
| @Override |
| public IAccessRule[][] getAccessRules(IExecutionEnvironment environment, IVMInstall vm, LibraryLocation[] libraries, IJavaProject project) { |
| try { |
| return getDelegate().getAccessRules(environment, vm, libraries, project); |
| } catch (CoreException e) { |
| LaunchingPlugin.log(e.getStatus()); |
| } |
| IAccessRule[][] rules = new IAccessRule[libraries.length][]; |
| for (int i = 0; i < rules.length; i++) { |
| rules[i] = new IAccessRule[0]; |
| } |
| return rules; |
| } |
| |
| private IAccessRuleParticipant getDelegate() throws CoreException { |
| if (fDelegate == null) { |
| if (fElement.getName().equals(EnvironmentsManager.ENVIRONMENT_ELEMENT)) { |
| fDelegate = (IAccessRuleParticipant) fElement.createExecutableExtension(EnvironmentsManager.RULE_PARTICIPANT_ELEMENT); |
| } else { |
| fDelegate = (IAccessRuleParticipant) fElement.createExecutableExtension("class"); //$NON-NLS-1$ |
| } |
| } |
| return fDelegate; |
| } |
| |
| /** |
| * Returns the id of this participant. |
| * |
| * @return participant id |
| */ |
| String getId() { |
| if (fElement.getName().equals(EnvironmentsManager.ENVIRONMENT_ELEMENT)) { |
| return fElement.getAttribute(EnvironmentsManager.RULE_PARTICIPANT_ELEMENT); |
| } |
| return fElement.getAttribute("id"); //$NON-NLS-1$ |
| } |
| |
| private String getDelegateClassName() { |
| if (fElement.getName().equals(EnvironmentsManager.ENVIRONMENT_ELEMENT)) { |
| return fElement.getAttribute(EnvironmentsManager.RULE_PARTICIPANT_ELEMENT); |
| } |
| return fElement.getAttribute("class"); //$NON-NLS-1$ |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#equals(java.lang.Object) |
| */ |
| @Override |
| public boolean equals(Object obj) { |
| if (obj instanceof AccessRuleParticipant) { |
| AccessRuleParticipant participant = (AccessRuleParticipant) obj; |
| return participant.getDelegateClassName().equals(getDelegateClassName()); |
| } |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#hashCode() |
| */ |
| @Override |
| public int hashCode() { |
| return getDelegateClassName().hashCode(); |
| } |
| |
| /* (non-Javadoc) |
| * @see java.lang.Object#toString() |
| */ |
| @Override |
| public String toString() { |
| return getDelegateClassName(); |
| } |
| } |