| /******************************************************************************* |
| * Copyright (c) 2011 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.equinox.internal.p2.touchpoint.eclipse.actions; |
| |
| import java.io.File; |
| import java.util.Map; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.equinox.internal.p2.touchpoint.eclipse.EclipseTouchpoint; |
| import org.eclipse.equinox.internal.p2.touchpoint.eclipse.Util; |
| import org.eclipse.equinox.internal.provisional.frameworkadmin.LauncherData; |
| import org.eclipse.equinox.internal.provisional.frameworkadmin.Manipulator; |
| import org.eclipse.equinox.p2.engine.spi.ProvisioningAction; |
| import org.eclipse.osgi.util.NLS; |
| |
| /** |
| * Touchpoint action which allows the user to set the -vm parameter in the |
| * eclipse.ini file. |
| * |
| */ |
| public class SetJvmAction extends ProvisioningAction { |
| public static final String ID = "setJvm"; //$NON-NLS-1$ |
| |
| @Override |
| public IStatus execute(Map<String, Object> parameters) { |
| String jvmArg = (String) parameters.get(ActionConstants.PARM_JVM); |
| if (jvmArg == null) |
| return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_JVM, ID)); |
| LauncherData launcherData = ((Manipulator) parameters.get(EclipseTouchpoint.PARM_MANIPULATOR)) |
| .getLauncherData(); |
| File previous = launcherData.getJvm(); |
| File jvm = "null".equals(jvmArg) ? null : new File(jvmArg); //$NON-NLS-1$ |
| // make a backup - even if it is null |
| getMemento().put(ActionConstants.PARM_PREVIOUS_VALUE, previous == null ? null : previous.getPath()); |
| launcherData.setJvm(jvm); |
| return Status.OK_STATUS; |
| } |
| |
| @Override |
| public IStatus undo(Map<String, Object> parameters) { |
| String jvmArg = (String) parameters.get(ActionConstants.PARM_JVM); |
| if (jvmArg == null) |
| return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_JVM, ID)); |
| // make a backup - even if it is null |
| String previous = (String) getMemento().get(ActionConstants.PARM_PREVIOUS_VALUE); |
| LauncherData launcherData = ((Manipulator) parameters.get(EclipseTouchpoint.PARM_MANIPULATOR)) |
| .getLauncherData(); |
| launcherData.setJvm(previous == null ? null : new File(previous)); |
| return Status.OK_STATUS; |
| } |
| |
| } |