![[Jenkins]](/ecp/static/e8bbdb94/images/svgs/logo.svg){kind=logo}
Package: MappingDmrSegmentGenerator
MappingDmrSegmentGenerator
| name | instruction | branch | complexity | line | method | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MappingDmrSegmentGenerator() |
|
|
|
|
|
||||||||||||||||||||
| generateSegments(VDomainModelReference) |
|
|
|
|
|
||||||||||||||||||||
| getEMFFormsSegmentGenerator() |
|
|
|
|
|
||||||||||||||||||||
| isApplicable(VDomainModelReference) |
|
|
|
|
|
||||||||||||||||||||
| reportFailure(String, VDomainModelReference) |
|
|
|
|
|
||||||||||||||||||||
| setEMFFormsSegmentGenerator(EMFFormsSegmentGenerator) |
|
|
|
|
|
||||||||||||||||||||
| setReportService(ReportService) |
|
|
|
|
|
||||||||||||||||||||
Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2018 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.segments.mapping;
15:
16: import java.util.Collections;
17: import java.util.LinkedList;
18: import java.util.List;
19:
20: import org.eclipse.core.runtime.IStatus;
21: import org.eclipse.emf.ecore.EReference;
22: import org.eclipse.emf.ecp.common.spi.asserts.Assert;
23: import org.eclipse.emf.ecp.view.spi.mappingdmr.model.VMappingDomainModelReference;
24: import org.eclipse.emf.ecp.view.spi.mappingdmr.model.VMappingdmrPackage;
25: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
26: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReferenceSegment;
27: import org.eclipse.emf.ecp.view.spi.model.VFeatureDomainModelReferenceSegment;
28: import org.eclipse.emf.ecp.view.spi.model.VViewFactory;
29: import org.eclipse.emfforms.spi.common.report.AbstractReport;
30: import org.eclipse.emfforms.spi.common.report.ReportService;
31: import org.eclipse.emfforms.spi.core.services.segments.DmrSegmentGenerator;
32: import org.eclipse.emfforms.spi.core.services.segments.EMFFormsSegmentGenerator;
33: import org.eclipse.emfforms.spi.view.mappingsegment.model.VMappingDomainModelReferenceSegment;
34: import org.eclipse.emfforms.spi.view.mappingsegment.model.VMappingsegmentFactory;
35: import org.osgi.framework.BundleContext;
36: import org.osgi.framework.FrameworkUtil;
37: import org.osgi.framework.ServiceReference;
38: import org.osgi.service.component.annotations.Component;
39: import org.osgi.service.component.annotations.Reference;
40:
41: /**
42: * {@link DmrSegmentGenerator} that generates {@link VDomainModelReferenceSegment segments} for a
43: * {@link VMappingDomainModelReference}.
44: *
45: * @author Lucas Koehler
46: *
47: */
48: @Component(name = "MappingDmrSegmentGenerator")
49: public class MappingDmrSegmentGenerator implements DmrSegmentGenerator {
50:
51: private EMFFormsSegmentGenerator emfFormsSegmentGenerator;
52: private ReportService reportService;
53:
54: /**
55: * Sets the {@link ReportService}.
56: *
57: * @param reportService The {@link ReportService}
58: */
59: @Reference(unbind = "-")
60: void setReportService(ReportService reportService) {
61: this.reportService = reportService;
62: }
63:
64: @Override
65: public double isApplicable(VDomainModelReference reference) {
66: Assert.create(reference).notNull();
67:• if (reference.eClass() == VMappingdmrPackage.Literals.MAPPING_DOMAIN_MODEL_REFERENCE) {
68: return 5d;
69: }
70: return NOT_APPLICABLE;
71: }
72:
73: @Override
74: public List<VDomainModelReferenceSegment> generateSegments(VDomainModelReference reference) {
75: Assert.create(reference).notNull();
76:• if (reference.eClass() != VMappingdmrPackage.Literals.MAPPING_DOMAIN_MODEL_REFERENCE) {
77: throw new IllegalArgumentException(
78: String.format("The given DMR was no mapping domain model reference. The DMR was: %s", reference)); //$NON-NLS-1$
79: }
80:
81: final VMappingDomainModelReference mappingDmr = (VMappingDomainModelReference) reference;
82: final List<VDomainModelReferenceSegment> result = new LinkedList<>();
83:
84: // Create segments for reference path
85:• for (final EReference eReference : mappingDmr.getDomainModelEReferencePath()) {
86: final VFeatureDomainModelReferenceSegment segment = VViewFactory.eINSTANCE
87: .createFeatureDomainModelReferenceSegment();
88: segment.setDomainModelFeature(eReference.getName());
89: result.add(segment);
90: }
91: // Create segment for the domain model e feature
92:• if (mappingDmr.getDomainModelEFeature() != null) {
93: final VMappingDomainModelReferenceSegment mappingSegment = VMappingsegmentFactory.eINSTANCE
94: .createMappingDomainModelReferenceSegment();
95: mappingSegment.setDomainModelFeature(mappingDmr.getDomainModelEFeature().getName());
96: mappingSegment.setMappedClass(mappingDmr.getMappedClass());
97: result.add(mappingSegment);
98: } else {
99: reportFailure("its domain model e feature is null", mappingDmr); //$NON-NLS-1$
100: return Collections.emptyList();
101: }
102:
103: // Get the segments for the target dmr and add them to the result
104: final List<VDomainModelReferenceSegment> targetSegments = getEMFFormsSegmentGenerator()
105: .generateSegments(mappingDmr.getDomainModelReference());
106:• if (targetSegments.isEmpty()) {
107: reportFailure("no target segments could be generated", mappingDmr); //$NON-NLS-1$
108: return Collections.emptyList();
109: }
110: result.addAll(targetSegments);
111:
112: return result;
113: }
114:
115: private void reportFailure(String reason, VDomainModelReference mappingDmr) {
116: final StringBuilder sb = new StringBuilder();
117: sb.append("Could not generate segments for the mapping dmr because "); //$NON-NLS-1$
118: sb.append(reason);
119: sb.append(". The mapping DMR was: %s"); //$NON-NLS-1$
120: reportService.report(new AbstractReport(String.format(sb.toString(), mappingDmr), IStatus.WARNING));
121: }
122:
123: // Manually get the EMFFormsSegmentGenerator to avoid a circular dependency
124: private EMFFormsSegmentGenerator getEMFFormsSegmentGenerator() {
125:• if (emfFormsSegmentGenerator == null) {
126: final BundleContext bundleContext = FrameworkUtil.getBundle(MappingDmrSegmentGenerator.class)
127: .getBundleContext();
128: final ServiceReference<EMFFormsSegmentGenerator> serviceReference = bundleContext
129: .getServiceReference(EMFFormsSegmentGenerator.class);
130: emfFormsSegmentGenerator = bundleContext.getService(serviceReference);
131: }
132: return emfFormsSegmentGenerator;
133: }
134:
135: /**
136: * Sets the {@link EMFFormsSegmentGenerator}.
137: * <p>
138: * Package protected because this method should only be used for testing
139: *
140: * @param generator The {@link EMFFormsSegmentGenerator}
141: */
142: void setEMFFormsSegmentGenerator(EMFFormsSegmentGenerator generator) {
143: emfFormsSegmentGenerator = generator;
144: }
145: }