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Package: AndConditionService
AndConditionService
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| AndConditionService() |
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| activate(BundleContext) |
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| deactivate(BundleContext) |
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| evaluate(AndCondition, EObject) |
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| evaluateChangedValues(AndCondition, EObject, Map) |
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| getConditionServiceManager() |
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| getConditionSettings(AndCondition, EObject) |
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| getConditionType() |
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| getDomainModelReferences(AndCondition) |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 2011-2016 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: * Alexandra Buzila - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emf.ecp.view.internal.rule;
15:
16: import java.util.HashSet;
17: import java.util.LinkedHashSet;
18: import java.util.Map;
19: import java.util.Set;
20:
21: import org.eclipse.emf.ecore.EClass;
22: import org.eclipse.emf.ecore.EObject;
23: import org.eclipse.emf.ecore.EStructuralFeature.Setting;
24: import org.eclipse.emf.ecp.common.spi.UniqueSetting;
25: import org.eclipse.emf.ecp.view.spi.model.VDomainModelReference;
26: import org.eclipse.emf.ecp.view.spi.rule.ConditionService;
27: import org.eclipse.emf.ecp.view.spi.rule.model.AndCondition;
28: import org.eclipse.emf.ecp.view.spi.rule.model.Condition;
29: import org.eclipse.emf.ecp.view.spi.rule.model.RulePackage;
30: import org.osgi.framework.BundleContext;
31: import org.osgi.framework.ServiceReference;
32: import org.osgi.service.component.annotations.Activate;
33: import org.osgi.service.component.annotations.Component;
34: import org.osgi.service.component.annotations.Deactivate;
35:
36: /** {@link ConditionService} for conditions of type {@link AndCondition}. */
37: @Component
38: public class AndConditionService implements ConditionService<AndCondition> {
39:
40: private BundleContext bundleContext;
41: private ServiceReference<ConditionServiceManager> conditionServiceManagerReference;
42: private ConditionServiceManager conditionServiceManager;
43:
44: @Override
45: public EClass getConditionType() {
46: return RulePackage.eINSTANCE.getAndCondition();
47: }
48:
49: @Override
50: public Set<UniqueSetting> getConditionSettings(AndCondition condition, EObject domainModel) {
51: final Set<UniqueSetting> registeredSettings = new LinkedHashSet<UniqueSetting>();
52: final ConditionServiceManager conditionService = getConditionServiceManager();
53:• for (final Condition cond : condition.getConditions()) {
54: registeredSettings.addAll(conditionService.getConditionSettings(cond, domainModel));
55: }
56: return registeredSettings;
57: }
58:
59: @Override
60: public boolean evaluate(AndCondition condition, EObject domainModel) {
61:• if (condition == null) {
62: return false;
63: }
64: return condition.evaluate(domainModel);
65: }
66:
67: @Override
68: public boolean evaluateChangedValues(AndCondition condition, EObject domainModel,
69: Map<Setting, Object> possibleNewValues) {
70:• if (condition == null) {
71: return false;
72: }
73: return condition.evaluateChangedValues(domainModel, possibleNewValues);
74: }
75:
76: @Override
77: public Set<VDomainModelReference> getDomainModelReferences(AndCondition condition) {
78: final Set<VDomainModelReference> references = new HashSet<VDomainModelReference>();
79: final ConditionServiceManager conditionService = getConditionServiceManager();
80:• for (final Condition cond : condition.getConditions()) {
81: references.addAll(conditionService.getDomainModelReferences(cond));
82: }
83: return references;
84: }
85:
86: /**
87: * Called by the framework when the component gets activated.
88: *
89: * @param bundleContext The {@link BundleContext}
90: */
91: @Activate
92: protected void activate(BundleContext bundleContext) {
93: this.bundleContext = bundleContext;
94: }
95:
96: /**
97: * Called by the framework when the component gets deactivated.
98: *
99: * @param bundleContext The {@link BundleContext}
100: */
101: @Deactivate
102: protected void deactivate(BundleContext bundleContext) {
103:• if (conditionServiceManagerReference != null) {
104: bundleContext.ungetService(conditionServiceManagerReference);
105: conditionServiceManager = null;
106: }
107: }
108:
109: private ConditionServiceManager getConditionServiceManager() {
110:• if (conditionServiceManager == null) {
111: conditionServiceManagerReference = bundleContext
112: .getServiceReference(ConditionServiceManager.class);
113:• if (conditionServiceManagerReference == null) {
114: throw new IllegalStateException("No ConditionServiceManager available!"); //$NON-NLS-1$
115: }
116: conditionServiceManager = bundleContext.getService(conditionServiceManagerReference);
117: }
118: return conditionServiceManager;
119: }
120:
121: }