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Package: ControlGenerator
ControlGenerator
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| addControls(EClass, VElement, Set) |
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| addControls(EClass, VElement, Set, boolean) |
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| createFeatureSegment(String) |
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| createLegacyDmr(EStructuralFeature, List) |
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| createSegmentDmr(EStructuralFeature, List) |
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| generateAllControls(VView) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2019 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: * EclipseSource Muenchen - initial API and implementation
13: * Lucas Koehler - Extend for segment tooling
14: *
15: *******************************************************************************/
16: package org.eclipse.emf.ecp.view.internal.editor.handler;
17:
18: import java.io.IOException;
19: import java.util.Collections;
20: import java.util.HashMap;
21: import java.util.LinkedHashSet;
22: import java.util.List;
23: import java.util.Map;
24: import java.util.Set;
25:
26: import org.eclipse.core.runtime.IStatus;
27: import org.eclipse.core.runtime.Status;
28: import org.eclipse.emf.common.util.URI;
29: import org.eclipse.emf.ecore.EClass;
30: import org.eclipse.emf.ecore.EReference;
31: import org.eclipse.emf.ecore.EStructuralFeature;
32: import org.eclipse.emf.ecore.resource.Resource;
33: import org.eclipse.emf.ecore.resource.ResourceSet;
34: import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
35: import org.eclipse.emf.ecore.util.EcoreUtil;
36: import org.eclipse.emf.ecore.xmi.XMLResource;
37: import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;
38: import org.eclipse.emf.ecp.view.internal.editor.controls.Activator;
39: import org.eclipse.emf.ecp.view.spi.editor.controls.Helper;
40: import org.eclipse.emf.ecp.view.spi.model.VContainer;
41: import org.eclipse.emf.ecp.view.spi.model.VControl;
42: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
43: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReferenceSegment;
44: import org.eclipse.emf.ecp.view.spi.model.VElement;
45: import org.eclipse.emf.ecp.view.spi.model.VFeatureDomainModelReferenceSegment;
46: import org.eclipse.emf.ecp.view.spi.model.VFeaturePathDomainModelReference;
47: import org.eclipse.emf.ecp.view.spi.model.VView;
48: import org.eclipse.emf.ecp.view.spi.model.VViewFactory;
49: import org.eclipse.emfforms.spi.ide.view.segments.ToolingModeUtil;
50:
51: /** Generates and sets a list of controls to a {@link VView}. */
52: public final class ControlGenerator {
53:
54: private ControlGenerator() {
55:
56: }
57:
58: /**
59: * Create controls and set them to the view.
60: *
61: * @param rootClass the rootClass for identifying the path
62: * @param compositeToFill the {@link VElement} to fill , must be of type {@link VView} or {@link VContainer}
63: * @param features the list of features to create
64: */
65: public static void addControls(EClass rootClass, VElement compositeToFill, Set<EStructuralFeature> features) {
66: addControls(rootClass, compositeToFill, features, ToolingModeUtil.isSegmentToolingEnabled());
67: }
68:
69: /**
70: * Create controls and set them to the view.
71: *
72: * @param rootClass the rootClass for identifying the path
73: * @param compositeToFill the {@link VElement} to fill , must be of type {@link VView} or {@link VContainer}
74: * @param features the list of features to create
75: * @param segmentTooling <code>true</code> if segment based DMRs should be generated
76: */
77: static void addControls(EClass rootClass, VElement compositeToFill, Set<EStructuralFeature> features,
78: boolean segmentTooling) {
79:• if (!VContainer.class.isInstance(compositeToFill) && !VView.class.isInstance(compositeToFill)) {
80: return;
81: }
82: final Map<EClass, EReference> childParentReferenceMap = new HashMap<EClass, EReference>();
83: Helper.getReferenceMap(rootClass, childParentReferenceMap);
84:
85:• for (final EStructuralFeature feature : features) {
86: final VControl control = VViewFactory.eINSTANCE.createControl();
87: control.setName("Control " + feature.getName()); //$NON-NLS-1$
88: control.setReadonly(false);
89:
90: final List<EReference> bottomUpPath = Helper.getReferencePath(rootClass,
91: feature.getEContainingClass(), childParentReferenceMap);
92: // How to create the dmr depends on the tooling mode (legacy or segments)
93:• final VDomainModelReference modelReference = segmentTooling
94: ? createSegmentDmr(feature, bottomUpPath)
95: : createLegacyDmr(feature, bottomUpPath);
96:
97: control.setDomainModelReference(modelReference);
98:
99: // add to the composite
100:• if (VContainer.class.isInstance(compositeToFill)) {
101: ((VContainer) compositeToFill).getChildren().add(control);
102:• } else if (VView.class.isInstance(compositeToFill)) {
103: ((VView) compositeToFill).getChildren().add(control);
104: }
105: }
106: }
107:
108: private static VDomainModelReference createLegacyDmr(EStructuralFeature domainFeature,
109: List<EReference> bottomUpPath) {
110: final VFeaturePathDomainModelReference dmr = VViewFactory.eINSTANCE.createFeaturePathDomainModelReference();
111: dmr.getDomainModelEReferencePath().addAll(bottomUpPath);
112: dmr.setDomainModelEFeature(domainFeature);
113: return dmr;
114: }
115:
116: private static VDomainModelReference createSegmentDmr(EStructuralFeature domainFeature,
117: List<EReference> bottomUpPath) {
118: final VDomainModelReference dmr = VViewFactory.eINSTANCE.createDomainModelReference();
119: bottomUpPath.stream()
120: .map(EReference::getName)
121: .map(ControlGenerator::createFeatureSegment)
122: .forEach(dmr.getSegments()::add);
123: dmr.getSegments().add(createFeatureSegment(domainFeature.getName()));
124: return dmr;
125: }
126:
127: private static VDomainModelReferenceSegment createFeatureSegment(String featureName) {
128: final VFeatureDomainModelReferenceSegment segment = VViewFactory.eINSTANCE
129: .createFeatureDomainModelReferenceSegment();
130: segment.setDomainModelFeature(featureName);
131: return segment;
132: }
133:
134: /**
135: * Create all the controls and set them to the given view.
136: *
137: * @param view the view for which the controls are created for
138: */
139: public static void generateAllControls(final VView view) {
140: // load resource
141: final URI uri = EcoreUtil.getURI(view);
142: final Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
143: final Map<String, Object> m = reg.getExtensionToFactoryMap();
144: m.put("*", new XMIResourceFactoryImpl()); //$NON-NLS-1$
145:
146: final ResourceSet resSet = new ResourceSetImpl();
147: final Resource resource = resSet.getResource(uri, true);
148: try {
149: resource.load(null);
150: } catch (final IOException e) {
151: Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.getMessage(), e));
152: }
153: // resolve the proxies
154: int rsSize = resSet.getResources().size();
155: EcoreUtil.resolveAll(resSet);
156:• while (rsSize != resSet.getResources().size()) {
157: EcoreUtil.resolveAll(resSet);
158: rsSize = resSet.getResources().size();
159: }
160: final VView vview = (VView) resource.getContents().get(0);
161:
162: final EClass rootEClass = vview.getRootEClass();
163: final Set<EStructuralFeature> mySet = new LinkedHashSet<EStructuralFeature>(
164: rootEClass.getEAllStructuralFeatures());
165: addControls(rootEClass, (VView) resource.getContents().get(0), mySet);
166: try {
167: resource.save(Collections.singletonMap(XMLResource.OPTION_ENCODING, "UTF-8")); //$NON-NLS-1$
168: } catch (final IOException e) {
169: Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.getMessage(), e));
170: }
171: }
172: }