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Package: ViewModelMarkerHelper$Provider
ViewModelMarkerHelper$Provider
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| ViewModelMarkerHelper.Provider() |
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| bid(IFile) |
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| createMarkerHelper(IFile) |
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| isViewModelResource(IFile) |
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| static {...} |
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Coverage
1: /*******************************************************************************
2: * Copyright (c) 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 - initial API and implementation
13: * Christian W. Damus - bugs 544499, 548592
14: ******************************************************************************/
15: package org.eclipse.emfforms.ide.internal.builder;
16:
17: import org.eclipse.core.resources.IFile;
18: import org.eclipse.core.resources.IWorkspaceRunnable;
19: import org.eclipse.core.resources.ResourcesPlugin;
20: import org.eclipse.core.runtime.CoreException;
21: import org.eclipse.core.runtime.IProgressMonitor;
22: import org.eclipse.emf.common.ui.MarkerHelper;
23: import org.eclipse.emf.common.util.Diagnostic;
24: import org.eclipse.emf.ecp.view.spi.model.util.ViewValidator;
25: import org.eclipse.emfforms.bazaar.Bid;
26: import org.eclipse.emfforms.bazaar.Create;
27: import org.eclipse.emfforms.ide.builder.DefaultMarkerHelper;
28: import org.eclipse.emfforms.ide.builder.MarkerHelperProvider;
29: import org.osgi.service.component.annotations.Component;
30:
31: /**
32: * Specific Marker Helper that directly knows the file.
33: */
34: public class ViewModelMarkerHelper extends DefaultMarkerHelper {
35: private final IFile file;
36:
37: /** identifier of the marker, similar to plugin.xml value. */
38: public static final String MARKER_ID = "org.eclipse.emfforms.ide.builder.ViewModelProblem"; //$NON-NLS-1$
39:
40: @Override
41: protected String getMarkerID() {
42: return MARKER_ID;
43: }
44:
45: /**
46: * Constructor.
47: *
48: * @param file file being validated
49: */
50: ViewModelMarkerHelper(IFile file) {
51: this.file = file;
52: }
53:
54: @Override
55: public void createMarkers(final Diagnostic diagnostic) throws CoreException {
56: ResourcesPlugin.getWorkspace().run(new IWorkspaceRunnable() {
57: @Override
58: public void run(IProgressMonitor monitor) throws CoreException {
59: final int severity = diagnostic.getSeverity();
60: if (severity < Diagnostic.WARNING) {
61: // neither info nor ok markers
62: return;
63: }
64: // no child and severity ok, directly create marker.
65: if (diagnostic.getChildren().isEmpty()) {
66: createMarkers(getFile(diagnostic), diagnostic, null);
67: } else {
68: for (final Diagnostic child : diagnostic.getChildren()) {
69: // retrieve the most relevant child to get the right message: most relevant is a child
70: // diagnostic with the ECP diagnostic specific source and the right severity
71: final Diagnostic relevant = extractRelevantDiagnostic(child);
72: createMarkers(getFile(diagnostic), relevant, diagnostic);
73: }
74: }
75:
76: }
77: },
78: null);
79: }
80:
81: private Diagnostic extractRelevantDiagnostic(Diagnostic parentDiagnostic) {
82: if (parentDiagnostic.getSeverity() == 0 || parentDiagnostic.getChildren().isEmpty()) {
83: return parentDiagnostic;
84: }
85:
86: // try to get the most relevant => the one with highest severity, and the ECP validation source among the
87: // children with highest severity
88: Diagnostic result = parentDiagnostic.getChildren().get(0);
89: int currentHighest = result.getSeverity();
90: for (final Diagnostic child : parentDiagnostic.getChildren()) {
91: if (child.getSeverity() > currentHighest) {
92: currentHighest = child.getSeverity();
93: result = child;
94: } else if (child.getSeverity() == currentHighest
95: && !ViewValidator.DIAGNOSTIC_SOURCE.equals(result.getSource())
96: && ViewValidator.DIAGNOSTIC_SOURCE.equals(child.getSource())) {
97: currentHighest = child.getSeverity();
98: result = child;
99: }
100: }
101: return result;
102: }
103:
104: @Override
105: protected IFile getFile(Object datum) {
106: if (file != null) {
107: return file;
108: }
109: return super.getFile(datum);
110: }
111:
112: //
113: // Nested types
114: //
115:
116: /**
117: * Implementation of the marker helper provider for view model validation.
118: */
119: @Component
120: public static class Provider implements MarkerHelperProvider {
121:
122: /** Standard bid (for view model files). */
123: private static final Double BID = 10.0;
124:
125: /** View model file extension. */
126: private static final String VIEW = "view"; //$NON-NLS-1$
127:
128: /**
129: * Bid on view model files.
130: *
131: * @param file a file
132: * @return a bid, if it is a view model file
133: */
134: @Bid
135: public Double bid(IFile file) {
136:• return isViewModelResource(file) ? BID : null;
137: }
138:
139: /**
140: * Create the view model marker helper.
141: *
142: * @param file a view model file
143: * @return its marker helper
144: */
145: @Create
146: public MarkerHelper createMarkerHelper(IFile file) {
147: return new ViewModelMarkerHelper(file);
148: }
149:
150: private static boolean isViewModelResource(IFile resource) {
151: return VIEW.equals(resource.getFileExtension());
152: }
153:
154: }
155:
156: }