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/*****************************************************************************
* Copyright (c) 2014, 2015 Christian W. Damus 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:
* Christian W. Damus - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.profile.types.generator.ui.internal.wizards;
import static com.google.common.base.Strings.isNullOrEmpty;
import static org.eclipse.uml2.common.util.UML2Util.getValidJavaIdentifier;
import static org.eclipse.xtext.xbase.lib.StringExtensions.toFirstLower;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.Profile;
import org.eclipse.uml2.uml.Stereotype;
import org.eclipse.uml2.uml.util.UMLUtil;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.google.common.base.Splitter;
import com.google.common.collect.Iterables;
/**
* @author damus
*
*/
class GeneratorParametersBlock {
private static final String IDENTIFIER_PREFIX = "identifierPrefix"; //$NON-NLS-1$
private final GeneratorWizardModel model;
private Text idText;
public GeneratorParametersBlock(GeneratorWizardModel model) {
super();
this.model = model;
}
public void createControl(Composite parent) {
new Label(parent, SWT.NONE).setText("Identifier:");
idText = new Text(parent, SWT.BORDER | SWT.SINGLE);
idText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
idText.setText(getDefaultIdentifier());
model.setIdentifier(getIdentifier());
idText.addModifyListener(new ModifyListener() {
@Override
public void modifyText(ModifyEvent e) {
model.setIdentifier(getIdentifier());
model.validatePage();
}
});
}
private String getIdentifier() {
return idText.getText().trim();
}
void save() {
String identifier = getIdentifier();
if (!getDefaultIdentifier().equals(identifier)) {
// Only a custom default prefix if the user deviated from the default
final String suffix = "." + getDefaultQualifier(); //$NON-NLS-1$
if (identifier.endsWith(suffix)) {
// This looks like a custom prefix
model.getDialogSettings().put(IDENTIFIER_PREFIX, identifier.substring(0, identifier.length() - suffix.length()));
}
}
}
private String getDefaultIdentifier() {
return String.format("%s.%s", getDefaultIdentifierPrefix(), getDefaultQualifier());
}
private String getDefaultQualifier() {
return Joiner.on('.').join(Iterables.transform(Splitter.on(NamedElement.SEPARATOR).split(model.getProfile().getQualifiedName()), new Function<String, String>() {
@Override
public String apply(String input) {
return toFirstLower(getValidJavaIdentifier(input));
}
}));
}
private String getDefaultIdentifierPrefix() {
String result = model.getDialogSettings().get(IDENTIFIER_PREFIX);
Profile profile = model.getProfile();
Stereotype ePackage = profile.getApplicableStereotype(String.format("%s::%s", UMLUtil.PROFILE__ECORE, UMLUtil.STEREOTYPE__E_PACKAGE)); //$NON-NLS-1$
if ((ePackage != null) && profile.isStereotypeApplied(ePackage)) {
String basePackage = (String) profile.getValue(ePackage, UMLUtil.TAG_DEFINITION__BASE_PACKAGE);
if (!isNullOrEmpty(basePackage)) {
result = basePackage;
}
}
if (result == null) {
result = "com.example"; //$NON-NLS-1$
}
return result;
}
}
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