Package: FieldMappingValidator

FieldMappingValidator

name	instruction	branch	complexity	line	method
FieldMappingValidator()	M: 0 C: 3 100%	M: 0 C: 0 100%	M: 0 C: 1 100%	M: 0 C: 1 100%	M: 0 C: 1 100%
getLiteralFieldType(Field)	M: 4 C: 33 89%	M: 2 C: 6 75%	M: 2 C: 3 60%	M: 0 C: 7 100%	M: 0 C: 1 100%
isRawType(Type)	M: 0 C: 7 100%	M: 0 C: 2 100%	M: 0 C: 2 100%	M: 0 C: 1 100%	M: 0 C: 1 100%
isValidIdentifierType(Type)	M: 0 C: 11 100%	M: 1 C: 3 75%	M: 1 C: 2 67%	M: 0 C: 1 100%	M: 0 C: 1 100%
static {...}	M: 0 C: 1 100%	M: 0 C: 0 100%	M: 0 C: 1 100%	M: 0 C: 1 100%	M: 0 C: 1 100%
validateAnnotationPropertyField(Field, OWLAnnotationProperty)	M: 8 C: 15 65%	M: 2 C: 2 50%	M: 2 C: 1 33%	M: 0 C: 5 100%	M: 0 C: 1 100%
validateDataPropertyField(Field, OWLDataProperty)	M: 8 C: 15 65%	M: 2 C: 2 50%	M: 2 C: 1 33%	M: 0 C: 5 100%	M: 0 C: 1 100%
validateIdentifierType(Type)	M: 0 C: 17 100%	M: 0 C: 2 100%	M: 0 C: 2 100%	M: 0 C: 3 100%	M: 0 C: 1 100%
validateLexicalFormField(Field, boolean)	M: 0 C: 13 100%	M: 0 C: 4 100%	M: 0 C: 3 100%	M: 0 C: 3 100%	M: 0 C: 1 100%
validatePropertiesField(Field)	M: 4 C: 56 93%	M: 1 C: 7 88%	M: 1 C: 4 80%	M: 0 C: 11 100%	M: 0 C: 1 100%
validatePropertiesValueType(Type)	M: 12 C: 22 65%	M: 1 C: 3 75%	M: 1 C: 2 67%	M: 1 C: 4 80%	M: 0 C: 1 100%
validateSimpleLiteralField(Field, boolean)	M: 0 C: 13 100%	M: 0 C: 4 100%	M: 0 C: 3 100%	M: 0 C: 3 100%	M: 0 C: 1 100%
validateTypesField(Field)	M: 0 C: 51 100%	M: 0 C: 6 100%	M: 0 C: 4 100%	M: 0 C: 8 100%	M: 0 C: 1 100%

Coverage

1: /**
2: * Copyright (C) 2020 Czech Technical University in Prague
3: *
4: * This program is free software: you can redistribute it and/or modify it under
5: * the terms of the GNU General Public License as published by the Free Software
6: * Foundation, either version 3 of the License, or (at your option) any
7: * later version.
8: *
9: * This program is distributed in the hope that it will be useful, but WITHOUT
10: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11: * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
12: * details. You should have received a copy of the GNU General Public License
13: * along with this program. If not, see <http://www.gnu.org/licenses/>.
14: */
15: package cz.cvut.kbss.jopa.model.metamodel;
16:
17: import cz.cvut.kbss.jopa.exception.InvalidFieldMappingException;
18: import cz.cvut.kbss.jopa.model.annotations.OWLAnnotationProperty;
19: import cz.cvut.kbss.jopa.model.annotations.OWLDataProperty;
20: import cz.cvut.kbss.jopa.utils.IdentifierTransformer;
21:
22: import java.lang.reflect.Field;
23: import java.lang.reflect.ParameterizedType;
24: import java.lang.reflect.Type;
25: import java.util.List;
26: import java.util.Map;
27: import java.util.Set;
28: import java.util.SortedSet;
29:
30: import static cz.cvut.kbss.jopa.utils.Constants.SUPPORTED_IDENTIFIER_TYPES;
31:
32: /**
33: * Verifies that a field's mapping metadata and declaration are valid.
34: */
35: class FieldMappingValidator {
36:
37: void validatePropertiesField(Field field) {
38:• assert field != null;
39:• if (!Map.class.isAssignableFrom(field.getType())) {
40: throw new InvalidFieldMappingException(
41: "Expected @Properties field to be a map, but it is a " + field.getType());
42: }
43:• if (isRawType(field.getGenericType())) {
44: throw new InvalidFieldMappingException("@Properties field cannot be a raw map.");
45: }
46: final PropertiesParametersResolver parametersResolver = new PropertiesParametersResolver(field);
47:• if (!isValidIdentifierType(parametersResolver.getKeyType())) {
48: throw new InvalidFieldMappingException(
49: "@Properties key type is not a valid identifier type. Expected one of " +
50: SUPPORTED_IDENTIFIER_TYPES);
51: }
52: validatePropertiesValueType(parametersResolver.getValueType());
53: }
54:
55: private static boolean isRawType(Type type) {
56:• return !(type instanceof ParameterizedType);
57: }
58:
59: private static void validatePropertiesValueType(Type type) {
60:• if (isRawType(type)) {
61: throw new InvalidFieldMappingException(
62: "Expected a java.util.Set as value parameter of the @Properties map, but got " + type);
63: }
64:• if (!((ParameterizedType) type).getRawType().equals(Set.class)) {
65: throw new InvalidFieldMappingException(
66: "Expected a java.util.Set as value parameter of the @Properties map, but got " + type);
67: }
68: }
69:
70: void validateTypesField(Field field) {
71:• if (!Set.class.isAssignableFrom(field.getType())) {
72: throw new InvalidFieldMappingException("Expected @Types field to be a set, but it is a " + field.getType());
73: }
74:• if (isRawType(field.getGenericType())) {
75: throw new InvalidFieldMappingException("@Types field cannot be a raw set.");
76: }
77: final ParameterizedType typeSpec = (ParameterizedType) field.getGenericType();
78:• if (!isValidIdentifierType(typeSpec.getActualTypeArguments()[0])) {
79: throw new InvalidFieldMappingException(
80: "@Types field value is not a valid identifier type. Expected one of " + SUPPORTED_IDENTIFIER_TYPES);
81: }
82: }
83:
84: void validateIdentifierType(Type type) {
85:• if (!isValidIdentifierType(type)) {
86: throw new InvalidFieldMappingException(type + " is not a valid identifier type.");
87: }
88: }
89:
90: boolean isValidIdentifierType(Type type) {
91:• return type instanceof Class && IdentifierTransformer.isValidIdentifierType((Class<?>) type);
92: }
93:
94: void validateAnnotationPropertyField(Field field, OWLAnnotationProperty config) {
95:• assert field != null;
96:• assert config != null;
97: validateLexicalFormField(field, config.lexicalForm());
98: validateSimpleLiteralField(field, config.simpleLiteral());
99: }
100:
101: void validateDataPropertyField(Field field, OWLDataProperty config) {
102:• assert field != null;
103:• assert config != null;
104: validateLexicalFormField(field, config.lexicalForm());
105: validateSimpleLiteralField(field, config.simpleLiteral());
106: }
107:
108: private static void validateLexicalFormField(Field field, boolean lexicalForm) {
109:• if (lexicalForm && !String.class.isAssignableFrom(getLiteralFieldType(field))) {
110: throw new InvalidFieldMappingException("lexicalForm mapping can be used only on fields of type String.");
111: }
112: }
113:
114: private static void validateSimpleLiteralField(Field field, boolean simpleLiteral) {
115:• if (simpleLiteral && !String.class.isAssignableFrom(getLiteralFieldType(field))) {
116: throw new InvalidFieldMappingException("simpleLiteral mapping can be used only on fields of type String.");
117: }
118: }
119:
120: private static Class<?> getLiteralFieldType(Field field) {
121: final Class<?> fieldType = field.getType();
122:• if (List.class.isAssignableFrom(fieldType) || Set.class.isAssignableFrom(fieldType) ||
123:• SortedSet.class.isAssignableFrom(fieldType)) {
124: final ParameterizedType typeSpec = (ParameterizedType) field.getGenericType();
125:• assert typeSpec.getActualTypeArguments().length == 1;
126: return (Class<?>) typeSpec.getActualTypeArguments()[0];
127: }
128: return fieldType;
129: }
130: }