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/*****************************************************************************
* Copyright (c) 2017 Ericsson Communications.
*
* 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:
* Ericsson Communications - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.activity.helper;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.gef.GraphicalEditPart;
import org.eclipse.papyrus.infra.gmfdiag.common.editpolicies.IMaskManagedLabelEditPolicy;
import org.eclipse.papyrus.uml.diagram.activity.edit.parts.ActivityPartitionNameEditPart;
import org.eclipse.papyrus.uml.diagram.common.helper.StereotypedElementLabelHelper;
import org.eclipse.papyrus.uml.internationalization.utils.utils.UMLLabelInternationalization;
import org.eclipse.papyrus.uml.tools.utils.UMLUtil;
import org.eclipse.uml2.uml.ActivityPartition;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.NamedElement;
/**
* @since 3.0
*/
public class ActivityPartitionLabelHelper extends StereotypedElementLabelHelper {
public static final String SHOW_REPRESENT_NAME = "representsName"; //$NON-NLS-1$
public static final String SHOW_REPRESENT_SELECTOR = "representsSelector"; //$NON-NLS-1$
public static final String SHOW_REPRESENT_TYPE = "representsType"; //$NON-NLS-1$
public static final String SHOW_UNDEFINED_TYPE = "undefinedType"; //$NON-NLS-1$
public static final String SHOW_ACTIVITY_PARTITION_NAME = "activitypartitionName"; //$NON-NLS-1$
public static final Collection<String> DEFAULT_LABEL_DISPLAY = Arrays.asList(SHOW_REPRESENT_NAME, SHOW_REPRESENT_SELECTOR, SHOW_REPRESENT_TYPE);
private static final String UNNAMED = "<Unnamed>"; //$NON-NLS-1$
/**
* singleton instance
*/
private static ActivityPartitionLabelHelper labelHelper;
/**
* Returns the singleton instance of this class
*
* @return the singleton instance.
*/
public static ActivityPartitionLabelHelper getInstance() {
if (labelHelper == null) {
labelHelper = new ActivityPartitionLabelHelper();
}
return labelHelper;
}
/** Map for masks */
protected final Map<String, String> masks = new HashMap<String, String>();
/**
* Creates a new Operation label helper.
*/
protected ActivityPartitionLabelHelper() {
// initialize the map
masks.put(SHOW_REPRESENT_NAME, "Show represent name");
masks.put(SHOW_REPRESENT_SELECTOR, "Show represent selector");
masks.put(SHOW_REPRESENT_TYPE, "Show represent type");
masks.put(SHOW_UNDEFINED_TYPE, "Always show undefined type");
masks.put(SHOW_ACTIVITY_PARTITION_NAME, "Always show activity partition name");
}
/**
* Returns the map of masks used to display
*
* @return the map of masks used to display
*/
public Map<String, String> getMasks() {
return masks;
}
/**
* {@inheritDoc}
*/
@Override
public ActivityPartition getUMLElement(GraphicalEditPart editPart) {
return (ActivityPartition) UMLUtil.resolveUMLElement(editPart);
}
@Override
protected String elementLabel(GraphicalEditPart editPart) {
GraphicalEditPart graphicalEditPart = editPart;
if (editPart instanceof ActivityPartitionNameEditPart) {
graphicalEditPart = (GraphicalEditPart) editPart.getParent();
}
Collection<String> displayValue = DEFAULT_LABEL_DISPLAY;
IMaskManagedLabelEditPolicy policy = (IMaskManagedLabelEditPolicy) editPart.getEditPolicy(IMaskManagedLabelEditPolicy.MASK_MANAGED_LABEL_EDIT_POLICY);
if (policy != null) {
displayValue = policy.getCurrentDisplayValue();
}
return getCustomLabel(getUMLElement(graphicalEditPart), displayValue);
}
private String getCustomLabel(ActivityPartition activitypartition, Collection<String> displayValue) {
StringBuilder sb = new StringBuilder();
appendName(activitypartition, displayValue, sb);
return sb.toString();
}
protected void appendName(ActivityPartition activitypartition, Collection<String> displayValue, StringBuilder sb) {
Element represents = activitypartition.getRepresents();
String activitypartitionName = UMLLabelInternationalization.getInstance().getLabel(activitypartition);
if (represents instanceof NamedElement) {
activitypartitionName = ((NamedElement) represents).getName() ;
}
appendString(sb, activitypartitionName, UNNAMED);
return;
}
private void appendString(StringBuilder sb, String str, String defaultValue) {
if (str != null) {
sb.append(str);
} else {
sb.append(defaultValue);
}
}
}
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