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Activator
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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: * Edgar Mueller - initial API and implementation
13: * Martin Fleck - Bug 490708: Add layout provider service
14: ******************************************************************************/
15: package org.eclipse.emf.ecp.view.internal.swt;
16:
17: import org.eclipse.core.runtime.IStatus;
18: import org.eclipse.core.runtime.Plugin;
19: import org.eclipse.core.runtime.Status;
20: import org.eclipse.emf.ecp.ui.view.swt.DebugSWTReportConsumer;
21: import org.eclipse.emf.ecp.ui.view.swt.InvalidGridDescriptionReportConsumer;
22: import org.eclipse.emf.ecp.view.spi.model.util.ViewModelUtil;
23: import org.eclipse.emfforms.spi.common.report.ReportService;
24: import org.eclipse.emfforms.spi.common.report.ReportServiceConsumer;
25: import org.eclipse.emfforms.spi.core.services.editsupport.EMFFormsEditSupport;
26: import org.eclipse.emfforms.spi.swt.core.layout.LayoutProvider;
27: import org.osgi.framework.BundleContext;
28: import org.osgi.framework.ServiceReference;
29: import org.osgi.framework.ServiceRegistration;
30:
31: /**
32: * The activator class controls the plug-in life cycle.
33: */
34: public class Activator extends Plugin {
35:
36: /** The plug-in ID. */
37: public static final String PLUGIN_ID = "org.eclipse.emf.ecp.ui.view.swt"; //$NON-NLS-1$
38:
39: // The shared instance
40: private static Activator plugin;
41:
42: private ServiceRegistration<ReportServiceConsumer> registerDebugConsumerService;
43:
44: private ServiceRegistration<ReportServiceConsumer> registerInvalidGridConsumerService;
45:
46: private ServiceReference<ReportService> reportServiceReference;
47:
48: private ServiceReference<EMFFormsEditSupport> editSupportServiceReference;
49:
50: private ServiceReference<LayoutProvider> layoutServiceReference;
51:
52: /**
53: * The constructor.
54: */
55: public Activator() {
56: }
57:
58: /*
59: * (non-Javadoc)
60: * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
61: */
62: @Override
63: public void start(BundleContext context) throws Exception {
64: super.start(context);
65:• if (ViewModelUtil.isDebugMode()) {
66: registerDebugConsumerService = context.registerService(ReportServiceConsumer.class,
67: new DebugSWTReportConsumer(), null);
68: registerInvalidGridConsumerService = context.registerService(ReportServiceConsumer.class,
69: new InvalidGridDescriptionReportConsumer(), null);
70: }
71: plugin = this;
72: }
73:
74: /*
75: * (non-Javadoc)
76: * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
77: */
78: @Override
79: public void stop(BundleContext context) throws Exception {
80: plugin = null;
81:• if (editSupportServiceReference != null) {
82: context.ungetService(editSupportServiceReference);
83: }
84:• if (reportServiceReference != null) {
85: context.ungetService(reportServiceReference);
86: }
87:• if (registerDebugConsumerService != null) {
88: registerDebugConsumerService.unregister();
89: }
90:• if (registerInvalidGridConsumerService != null) {
91: registerInvalidGridConsumerService.unregister();
92: }
93:• if (layoutServiceReference != null) {
94: context.ungetService(layoutServiceReference);
95: }
96: super.stop(context);
97: }
98:
99: /**
100: * Returns the shared instance.
101: *
102: * @return the shared instance
103: */
104: public static Activator getDefault() {
105: return plugin;
106: }
107:
108: /**
109: * Logs exception.
110: *
111: * @param e
112: * the {@link Exception} to log
113: */
114: public static void log(Exception e) {
115: getDefault().getLog().log(
116: new Status(IStatus.ERROR, Activator.getDefault().getBundle().getSymbolicName(), e
117: .getMessage(), e));
118: }
119:
120: /**
121: * Returns the {@link ReportService}.
122: *
123: * @return the {@link ReportService}
124: */
125: public ReportService getReportService() {
126: final BundleContext bundleContext = getBundle().getBundleContext();
127: reportServiceReference = bundleContext.getServiceReference(ReportService.class);
128: return bundleContext.getService(reportServiceReference);
129: }
130:
131: /**
132: * Returns the {@link EMFFormsEditSupport} service.
133: *
134: * @return The {@link EMFFormsEditSupport}
135: */
136: public EMFFormsEditSupport getEMFFormsEditSupport() {
137: editSupportServiceReference = plugin.getBundle().getBundleContext()
138: .getServiceReference(EMFFormsEditSupport.class);
139:
140: return plugin.getBundle().getBundleContext().getService(editSupportServiceReference);
141: }
142:
143: /**
144: * Returns the {@link LayoutProvider} service.
145: *
146: * @return The {@link LayoutProvider}
147: */
148: public LayoutProvider getLayoutProvider() {
149: layoutServiceReference = plugin.getBundle().getBundleContext()
150: .getServiceReference(LayoutProvider.class);
151: return plugin.getBundle().getBundleContext()
152: .getService(layoutServiceReference);
153: }
154:
155: }
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