Package: BeanValidationProvider

BeanValidationProvider

name	instruction	branch	complexity	line	method
BeanValidationProvider()	M: 5 C: 0 0%	M: 0 C: 0 100%	M: 1 C: 0 0%	M: 2 C: 0 0%	M: 1 C: 0 0%
BeanValidationProvider(InputStream[])	M: 0 C: 6 100%	M: 0 C: 0 100%	M: 0 C: 1 100%	M: 0 C: 3 100%	M: 0 C: 1 100%
instantiateValidator(InputStream[])	M: 3 C: 58 95%	M: 0 C: 4 100%	M: 0 C: 3 100%	M: 1 C: 15 94%	M: 0 C: 1 100%
readExtensionPoints()	M: 46 C: 6 12%	M: 3 C: 1 25%	M: 2 C: 1 33%	M: 12 C: 4 25%	M: 0 C: 1 100%
validate(EObject)	M: 0 C: 79 100%	M: 0 C: 4 100%	M: 0 C: 3 100%	M: 0 C: 19 100%	M: 0 C: 1 100%

Coverage

1: /*******************************************************************************
2: * Copyright (c) 2011-2014 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: * Eugen Neufeld - initial API and implementation
13: ******************************************************************************/
14: package org.eclipse.emf.ecp.view.validation.bean;
15:
16: import java.io.IOException;
17: import java.io.InputStream;
18: import java.util.ArrayList;
19: import java.util.Arrays;
20: import java.util.Collection;
21: import java.util.Collections;
22: import java.util.Iterator;
23: import java.util.List;
24: import java.util.Set;
25:
26: import javax.validation.Configuration;
27: import javax.validation.ConstraintViolation;
28: import javax.validation.MessageInterpolator;
29: import javax.validation.Path.Node;
30: import javax.validation.Validation;
31: import javax.validation.Validator;
32: import javax.validation.ValidatorContext;
33: import javax.validation.ValidatorFactory;
34:
35: import org.eclipse.core.runtime.IConfigurationElement;
36: import org.eclipse.core.runtime.IExtensionRegistry;
37: import org.eclipse.core.runtime.Platform;
38: import org.eclipse.emf.common.util.BasicDiagnostic;
39: import org.eclipse.emf.common.util.Diagnostic;
40: import org.eclipse.emf.ecore.EObject;
41: import org.eclipse.emf.ecore.EStructuralFeature;
42: import org.eclipse.emf.ecp.view.internal.validation.bean.Activator;
43: import org.eclipse.emf.ecp.view.spi.validation.ValidationProvider;
44: import org.osgi.framework.Bundle;
45:
46: // TODO refactor to implement org.eclipse.emfforms.common.spi.validation.Validator instead
47: public abstract class BeanValidationProvider implements ValidationProvider {
48:
49:         private ValidatorContext validatorContext;
50:
51:         public BeanValidationProvider() {
52:                 this(new InputStream[0]);
53:         }
54:
55:         public BeanValidationProvider(InputStream... inputStreams) {
56:                 instantiateValidator(inputStreams);
57:         }
58:
59:         private void instantiateValidator(InputStream[] inputStreams) {
60:                 Configuration<?> configure = Validation.byDefaultProvider().configure();
61:                 final List<InputStream> allInputStreams = new ArrayList<InputStream>(
62:                         Arrays.asList(inputStreams));
63:                 allInputStreams.addAll(readExtensionPoints());
64:•                for (final InputStream is : allInputStreams) {
65:                         configure = configure.addMapping(is);
66:                 }
67:                 final ValidatorFactory validatorFactory = configure.buildValidatorFactory();
68:                 final MessageInterpolator interpolator = getMessageInterpolator(validatorFactory
69:                         .getMessageInterpolator());
70:                 validatorContext = validatorFactory.usingContext().messageInterpolator(
71:                         interpolator);
72:•                for (final InputStream is : allInputStreams) {
73:                         try {
74:                                 is.close();
75:                         } catch (final IOException e) {
76:                                 Activator.log(e);
77:                         }
78:                 }
79:         }
80:
81:         private Collection<InputStream> readExtensionPoints() {
82:                 final IExtensionRegistry extensionRegistry = Platform
83:                         .getExtensionRegistry();
84:•                if (extensionRegistry == null) {
85:                         return Collections.emptyList();
86:                 }
87:                 final List<InputStream> inputStreams = new ArrayList<InputStream>();
88:                 final IConfigurationElement[] controls = extensionRegistry
89:                         .getConfigurationElementsFor("org.eclipse.emf.ecp.view.validation.bean.violations"); //$NON-NLS-1$
90:•                for (final IConfigurationElement e : controls) {
91:                         try {
92:                                 final String xmlViolationPath = e.getAttribute("xml"); //$NON-NLS-1$
93:                                 final Bundle bundle = Platform.getBundle(e.getContributor()
94:                                         .getName());
95:                                 inputStreams.add(bundle.getResource(xmlViolationPath)
96:                                         .openStream());
97:                         } catch (final IOException e1) {
98:                                 Activator.log(e1);
99:                         }
100:                 }
101:                 return inputStreams;
102:         }
103:
104:         @Override
105:         public List<Diagnostic> validate(EObject eObject) {
106:                 final Validator validator = validatorContext.getValidator();
107:                 final List<Diagnostic> diagnostics = new ArrayList<Diagnostic>();
108:                 final Set<ConstraintViolation<EObject>> validationResult = validator
109:                         .validate(eObject);
110:•                for (final ConstraintViolation<EObject> violation : validationResult) {
111:                         Node lastNode = null;
112:                         final Iterator<Node> pathIterator = violation.getPropertyPath()
113:                                 .iterator();
114:•                        while (pathIterator.hasNext()) {
115:                                 lastNode = pathIterator.next();
116:                         }
117:                         final EObject leafBean = (EObject) violation.getLeafBean();
118:                         final EStructuralFeature eStructuralFeature = leafBean.eClass()
119:                                 .getEStructuralFeature(lastNode.getName());
120:                         final int severity = getSeverity(violation);
121:                         final BasicDiagnostic diagnostic = new BasicDiagnostic(severity,
122:                                 "Bean Validation", 0, violation.getMessage(), new Object[] { //$NON-NLS-1$
123:                                         violation.getLeafBean(), eStructuralFeature });
124:                         diagnostics.add(diagnostic);
125:                 }
126:                 return diagnostics;
127:         }
128:
129:         protected abstract MessageInterpolator getMessageInterpolator(
130:                 MessageInterpolator messageInterpolator);
131:
132:         protected abstract int getSeverity(ConstraintViolation<EObject> violation);
133:
134: }