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/*******************************************************************************
* 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.util.*;
import org.eclipse.core.runtime.*;
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.ConfigData;
import org.eclipse.equinox.internal.provisional.frameworkadmin.Manipulator;
import org.eclipse.equinox.p2.engine.spi.ProvisioningAction;
import org.eclipse.osgi.util.NLS;
public class AddProgramPropertyAction extends ProvisioningAction {
public static final String ID = "addProgramProperty"; //$NON-NLS-1$
// treat the given string as a comma-separated list and parse and
// convert it to a real list
protected static List<String> convertToList(String value) {
List<String> result = new ArrayList<>();
for (StringTokenizer tokenizer = new StringTokenizer(value, ","); tokenizer.hasMoreTokens();) //$NON-NLS-1$
result.add(tokenizer.nextToken());
return result;
}
// convert the given list to a comma-separated string
protected static String convertToString(List<String> list) {
StringBuffer buffer = new StringBuffer();
for (Iterator<String> iter = list.iterator(); iter.hasNext();) {
buffer.append(iter.next());
if (iter.hasNext())
buffer.append(',');
}
return buffer.toString();
}
public IStatus execute(Map<String, Object> parameters) {
Manipulator manipulator = (Manipulator) parameters.get(EclipseTouchpoint.PARM_MANIPULATOR);
String propName = (String) parameters.get(ActionConstants.PARM_PROP_NAME);
if (propName == null)
return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_PROP_NAME, ID));
String propValue = (String) parameters.get(ActionConstants.PARM_PROP_VALUE);
if (propValue == null)
return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_PROP_VALUE, ID));
if (propValue != null && propValue.equals(ActionConstants.PARM_AT_ARTIFACT)) {
try {
propValue = Util.resolveArtifactParam(parameters);
} catch (CoreException e) {
return e.getStatus();
}
}
// if there was no value previously, then just set our key/value pair and
// return.
// otherwise we have to merge.
ConfigData data = manipulator.getConfigData();
String previous = data.getProperty(propName);
// make a backup - even if it is null
getMemento().put(ActionConstants.PARM_PREVIOUS_VALUE, previous);
// assume the value is a comma-separated list and just add ourselves to the end
if (previous != null)
propValue = previous + ',' + propValue;
data.setProperty(propName, propValue);
return Status.OK_STATUS;
}
public IStatus undo(Map<String, Object> parameters) {
Manipulator manipulator = (Manipulator) parameters.get(EclipseTouchpoint.PARM_MANIPULATOR);
String propName = (String) parameters.get(ActionConstants.PARM_PROP_NAME);
if (propName == null)
return Util.createError(NLS.bind(Messages.parameter_not_set, ActionConstants.PARM_PROP_NAME, ID));
String previous = (String) getMemento().get(ActionConstants.PARM_PREVIOUS_VALUE);
manipulator.getConfigData().setProperty(propName, previous);
return Status.OK_STATUS;
}
}
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