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Package: EMFFormsEditSupportImpl
EMFFormsEditSupportImpl
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| EMFFormsEditSupportImpl() |
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| canSetProperty(VDomainModelReference, EObject) |
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| getEnumLiteral(EStructuralFeature, Object) |
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| getImage(VDomainModelReference, EObject, Object) |
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| getText(VDomainModelReference, EObject, Object) |
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| isMultiLine(VDomainModelReference, EObject) |
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| reportMissingPropertyDescriptor(EObject, EStructuralFeature) |
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| setEMFFormsDatabinding(EMFFormsDatabinding) |
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| setEMFFormsLocalizationService(EMFFormsLocalizationService) |
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| setEMFSpecificService(EMFSpecificService) |
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| setReportService(ReportService) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2015 EclipseSource Muenchen GmbH and others.
3: *
4: * All rights reserved. This program and the accompanying materials
5: * are made available under the terms of the Eclipse Public License 2.0
6: * which accompanies this distribution, and is available at
7: * https://www.eclipse.org/legal/epl-2.0/
8: *
9: * SPDX-License-Identifier: EPL-2.0
10: *
11: * Contributors:
12: * Lucas Koehler - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emfforms.internal.core.services.editsupport;
15:
16: import org.eclipse.core.databinding.observable.IObserving;
17: import org.eclipse.core.databinding.observable.value.IObservableValue;
18: import org.eclipse.emf.common.util.Enumerator;
19: import org.eclipse.emf.ecore.EAttribute;
20: import org.eclipse.emf.ecore.EClassifier;
21: import org.eclipse.emf.ecore.EObject;
22: import org.eclipse.emf.ecore.EStructuralFeature;
23: import org.eclipse.emf.ecore.EcorePackage;
24: import org.eclipse.emf.ecp.common.spi.asserts.Assert;
25: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
26: import org.eclipse.emf.edit.provider.IItemLabelProvider;
27: import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
28: import org.eclipse.emfforms.spi.common.BundleResolver;
29: import org.eclipse.emfforms.spi.common.BundleResolverFactory;
30: import org.eclipse.emfforms.spi.common.BundleResolver.NoBundleFoundException;
31: import org.eclipse.emfforms.spi.common.report.AbstractReport;
32: import org.eclipse.emfforms.spi.common.report.ReportService;
33: import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedException;
34: import org.eclipse.emfforms.spi.core.services.databinding.DatabindingFailedReport;
35: import org.eclipse.emfforms.spi.core.services.databinding.EMFFormsDatabinding;
36: import org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport;
37: import org.eclipse.emfforms.spi.core.services.emfspecificservice.EMFSpecificService;
38: import org.eclipse.emfforms.spi.localization.EMFFormsLocalizationService;
39: import org.osgi.framework.Bundle;
40:
41: /**
42: * EMF implementation of {@link EMFFormsEditSupport}.
43: *
44: * @author Lucas Koehler
45: *
46: */
47: public class EMFFormsEditSupportImpl implements EMFFormsEditSupport {
48: private EMFFormsDatabinding emfFormsDatabinding;
49: private EMFSpecificService emfSpecificService;
50: private ReportService reportService;
51: private final BundleResolver bundleResolver = BundleResolverFactory.createBundleResolver();
52: private EMFFormsLocalizationService emfFormsLocalizationService;
53:
54: /**
55: * Sets the {@link EMFFormsLocalizationService} service.
56: *
57: * @param emfFormsLocalizationService The localization service.
58: */
59: protected void setEMFFormsLocalizationService(EMFFormsLocalizationService emfFormsLocalizationService) {
60: this.emfFormsLocalizationService = emfFormsLocalizationService;
61: }
62:
63: /**
64: * Sets the {@link EMFFormsDatabinding} service.
65: *
66: * @param emfFormsDatabinding The databinding service.
67: */
68: protected void setEMFFormsDatabinding(EMFFormsDatabinding emfFormsDatabinding) {
69: this.emfFormsDatabinding = emfFormsDatabinding;
70: }
71:
72: /**
73: * Sets the {@link EMFSpecificService}.
74: *
75: * @param emfSpecificService The {@link EMFSpecificService}
76: */
77: protected void setEMFSpecificService(EMFSpecificService emfSpecificService) {
78: this.emfSpecificService = emfSpecificService;
79: }
80:
81: /**
82: * Sets the {@link ReportService}.
83: *
84: * @param reportService The {@link ReportService}
85: */
86: protected void setReportService(ReportService reportService) {
87: this.reportService = reportService;
88: }
89:
90: /**
91: * {@inheritDoc}
92: *
93: * @see org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport#isMultiLine(org.eclipse.emf.ecp.view.spi.model.VDomainModelReference,
94: * org.eclipse.emf.ecore.EObject)
95: */
96: @Override
97: public boolean isMultiLine(VDomainModelReference domainModelReference, EObject rootObject) {
98: Assert.create(domainModelReference).notNull();
99: Assert.create(rootObject).notNull();
100:
101: IObservableValue observableValue;
102: try {
103: observableValue = emfFormsDatabinding.getObservableValue(domainModelReference,
104: rootObject);
105: } catch (final DatabindingFailedException ex) {
106: reportService.report(new DatabindingFailedReport(ex));
107: return false;
108: }
109: final IObserving observing = (IObserving) observableValue;
110: final EObject value = (EObject) observing.getObserved();
111: final EStructuralFeature structuralFeature = (EStructuralFeature) observableValue.getValueType();
112: observableValue.dispose();
113:
114: final IItemPropertyDescriptor itemPropertyDescriptor = emfSpecificService.getIItemPropertyDescriptor(value,
115: structuralFeature);
116:• if (itemPropertyDescriptor == null) {
117: reportMissingPropertyDescriptor(value, structuralFeature);
118: return false;
119: }
120:
121: return itemPropertyDescriptor.isMultiLine(value);
122: }
123:
124: /**
125: * {@inheritDoc}
126: *
127: * @see org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport#canSetProperty(org.eclipse.emf.ecp.view.spi.model.VDomainModelReference,
128: * org.eclipse.emf.ecore.EObject)
129: */
130: @Override
131: public boolean canSetProperty(VDomainModelReference domainModelReference, EObject rootObject) {
132: Assert.create(domainModelReference).notNull();
133: Assert.create(rootObject).notNull();
134:
135: IObservableValue observableValue;
136: try {
137: observableValue = emfFormsDatabinding.getObservableValue(domainModelReference,
138: rootObject);
139: } catch (final DatabindingFailedException ex) {
140: reportService.report(new DatabindingFailedReport(ex));
141: return false;
142: }
143: final IObserving observing = (IObserving) observableValue;
144: final EObject value = (EObject) observing.getObserved();
145: final EStructuralFeature structuralFeature = (EStructuralFeature) observableValue.getValueType();
146: observableValue.dispose();
147:
148: final IItemPropertyDescriptor itemPropertyDescriptor = emfSpecificService.getIItemPropertyDescriptor(value,
149: structuralFeature);
150:• if (itemPropertyDescriptor == null) {
151: reportMissingPropertyDescriptor(value, structuralFeature);
152: return false;
153: }
154: return itemPropertyDescriptor.canSetProperty(value);
155: }
156:
157: /**
158: * {@inheritDoc}
159: *
160: * @see org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport#getText(org.eclipse.emf.ecp.view.spi.model.VDomainModelReference,
161: * org.eclipse.emf.ecore.EObject, java.lang.Object)
162: */
163: @Override
164: public String getText(VDomainModelReference domainModelReference, EObject rootObject, Object element) {
165: Assert.create(domainModelReference).notNull();
166: Assert.create(rootObject).notNull();
167: Assert.create(element).notNull();
168:
169: IObservableValue observableValue;
170: try {
171: observableValue = emfFormsDatabinding.getObservableValue(domainModelReference,
172: rootObject);
173: } catch (final DatabindingFailedException ex) {
174: reportService.report(new DatabindingFailedReport(ex));
175: return ex.getMessage();
176: }
177: final IObserving observing = (IObserving) observableValue;
178: final EObject value = (EObject) observing.getObserved();
179: final EStructuralFeature structuralFeature = (EStructuralFeature) observableValue.getValueType();
180: observableValue.dispose();
181:
182:• if (EAttribute.class.isInstance(structuralFeature)
183:• && EcorePackage.eINSTANCE.getEEnum().isInstance(EAttribute.class.cast(structuralFeature).getEType())) {
184: final String result = getEnumLiteral(structuralFeature, element);
185:• if (result != null) {
186: return result;
187: }
188: }
189:
190: final IItemPropertyDescriptor itemPropertyDescriptor = emfSpecificService.getIItemPropertyDescriptor(value,
191: structuralFeature);
192:• if (itemPropertyDescriptor == null) {
193: reportMissingPropertyDescriptor(value, structuralFeature);
194: return null;
195: }
196: final IItemLabelProvider labelProvider = itemPropertyDescriptor.getLabelProvider(rootObject);
197:
198: return labelProvider.getText(element);
199: }
200:
201: private static final String LITERAL_NAME = "_UI_%1$s_%2$s_literal"; //$NON-NLS-1$
202:
203: private String getEnumLiteral(EStructuralFeature feature, Object element) {
204: final EClassifier featureType = feature.getEType();
205: final String enumName = getEnumName(element);
206: Bundle bundle;
207: try {
208: bundle = bundleResolver.getEditBundle(featureType);
209: final String key = String.format(LITERAL_NAME, featureType.getName(), enumName);
210: return emfFormsLocalizationService.getString(bundle, key);
211: } catch (final NoBundleFoundException ex) {
212: // do nothing - see bug 467498
213: }
214: return null;
215: }
216:
217: private String getEnumName(Object element) {
218:• if (Enumerator.class.isInstance(element)) {
219: return Enumerator.class.cast(element).getName();
220: }
221:• if (Enum.class.isInstance(element)) {
222: return Enum.class.cast(element).name();
223: }
224: return element.toString();
225: }
226:
227: /**
228: * {@inheritDoc}
229: *
230: * @see org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport#getImage(org.eclipse.emf.ecp.view.spi.model.VDomainModelReference,
231: * org.eclipse.emf.ecore.EObject, java.lang.Object)
232: */
233: @Override
234: public Object getImage(VDomainModelReference domainModelReference, EObject rootObject, Object element) {
235: Assert.create(domainModelReference).notNull();
236: Assert.create(rootObject).notNull();
237: // Assert.create(element).notNull();
238:
239: IObservableValue observableValue;
240: try {
241: observableValue = emfFormsDatabinding.getObservableValue(domainModelReference,
242: rootObject);
243: } catch (final DatabindingFailedException ex) {
244: reportService.report(new DatabindingFailedReport(ex));
245: return ex.getMessage();
246: }
247: final IObserving observing = (IObserving) observableValue;
248: final EObject value = (EObject) observing.getObserved();
249: final EStructuralFeature structuralFeature = (EStructuralFeature) observableValue.getValueType();
250: observableValue.dispose();
251:
252: final IItemPropertyDescriptor itemPropertyDescriptor = emfSpecificService.getIItemPropertyDescriptor(value,
253: structuralFeature);
254:• if (itemPropertyDescriptor == null) {
255: reportMissingPropertyDescriptor(value, structuralFeature);
256: return null;
257: }
258: final IItemLabelProvider labelProvider = itemPropertyDescriptor.getLabelProvider(rootObject);
259:
260: return labelProvider.getImage(element);
261: }
262:
263: private void reportMissingPropertyDescriptor(final EObject value, final EStructuralFeature structuralFeature) {
264: reportService
265: .report(new AbstractReport(
266: String
267: .format(
268: "No IItemPropertyDescriptor for feature %2$s in EClass %1$s found.", value.eClass().getName(), //$NON-NLS-1$
269: structuralFeature.getName())));
270: }
271: }