2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective;
10 import com.google.common.base.Optional;
11 import com.google.common.collect.ImmutableList;
12 import java.util.ArrayList;
13 import java.util.Collections;
14 import java.util.List;
15 import org.opendaylight.yangtools.yang.common.QName;
16 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
17 import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
18 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
19 import org.opendaylight.yangtools.yang.model.api.stmt.TypeDefinitionAware;
20 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
21 import org.opendaylight.yangtools.yang.model.api.stmt.TypedefEffectiveStatement;
22 import org.opendaylight.yangtools.yang.model.api.stmt.TypedefStatement;
23 import org.opendaylight.yangtools.yang.model.api.type.LengthConstraint;
24 import org.opendaylight.yangtools.yang.model.api.type.PatternConstraint;
25 import org.opendaylight.yangtools.yang.model.api.type.RangeConstraint;
26 import org.opendaylight.yangtools.yang.model.util.ExtendedType;
27 import org.opendaylight.yangtools.yang.model.util.ExtendedType.Builder;
28 import org.opendaylight.yangtools.yang.parser.spi.TypeNamespace;
29 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
30 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
31 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
32 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.Utils;
33 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.type.Decimal64SpecificationEffectiveStatementImpl;
34 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.type.LengthEffectiveStatementImpl;
35 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.type.PatternEffectiveStatementImpl;
36 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.type.RangeEffectiveStatementImpl;
38 public final class TypeDefEffectiveStatementImpl extends AbstractEffectiveSchemaNode<TypedefStatement> implements
39 TypeDefinition<TypeDefinition<?>>, TypedefEffectiveStatement {
40 private final TypeDefinition<?> baseType;
41 private final String defaultValue;
42 private final String units;
43 private final List<RangeConstraint> ranges;
44 private final List<LengthConstraint> lengths;
45 private final List<PatternConstraint> patterns;
46 private final Integer fractionDigits;
47 private ExtendedType extendedType = null;
49 public TypeDefEffectiveStatementImpl(final StmtContext<QName, TypedefStatement, ?> ctx) {
51 baseType = parseBaseTypeFromCtx(ctx);
53 UnitsEffectiveStatementImpl unitsStmt = firstEffective(UnitsEffectiveStatementImpl.class);
54 this.units = (unitsStmt == null) ? null : unitsStmt.argument();
55 DefaultEffectiveStatementImpl defaultStmt = firstEffective(DefaultEffectiveStatementImpl.class);
56 this.defaultValue = (defaultStmt == null) ? null : defaultStmt.argument();
58 EffectiveStatementBase<?, ?> typeEffectiveStmt = firstSubstatementOfType(TypeDefinition.class,
59 EffectiveStatementBase.class);
60 ranges = initRanges(typeEffectiveStmt);
61 lengths = initLengths(typeEffectiveStmt);
62 patterns = initPatterns(typeEffectiveStmt);
64 // due to compatibility problems with original yang parser
65 // :FIXME try to find out better solution
66 if (typeEffectiveStmt.argument().equals(TypeUtils.DECIMAL64) && ranges.isEmpty()) {
67 fractionDigits = null;
69 fractionDigits = initFractionDigits(typeEffectiveStmt);
73 private TypeDefinition<?> parseBaseTypeFromCtx(final StmtContext<QName, TypedefStatement, ?> ctx) {
75 TypeDefinition<?> baseTypeInit;
77 QName baseTypeQName = Utils.qNameFromArgument(ctx,
78 StmtContextUtils.firstAttributeOf(ctx.declaredSubstatements(), TypeStatement.class));
80 if (TypeUtils.isYangBuiltInTypeString(baseTypeQName.getLocalName())) {
81 baseTypeInit = TypeUtils.getYangPrimitiveTypeFromString(baseTypeQName.getLocalName());
82 if (baseTypeInit == null) {
83 baseTypeInit = firstSubstatementOfType(TypeDefinition.class);
85 // due to compatibility problems with original yang parser
86 // :FIXME try to find out better solution
87 if (baseTypeInit instanceof Decimal64SpecificationEffectiveStatementImpl) {
88 Decimal64SpecificationEffectiveStatementImpl decimal64 = (Decimal64SpecificationEffectiveStatementImpl) baseTypeInit;
89 if (decimal64.isExtended()) {
90 baseTypeInit = decimal64.getBaseType();
95 StmtContext<?, TypedefStatement, TypedefEffectiveStatement> baseTypeCtx = ctx
96 .getParentContext().getFromNamespace(TypeNamespace.class, baseTypeQName);
97 baseTypeInit = (TypeDefEffectiveStatementImpl) baseTypeCtx.buildEffective();
103 private static Integer initFractionDigits(final EffectiveStatementBase<?, ?> typeEffectiveStmt) {
104 final FractionDigitsEffectiveStatementImpl fractionDigitsEffStmt = typeEffectiveStmt
105 .firstEffective(FractionDigitsEffectiveStatementImpl.class);
106 return fractionDigitsEffStmt != null ? fractionDigitsEffStmt.argument() : null;
109 private static List<RangeConstraint> initRanges(final EffectiveStatementBase<?, ?> typeEffectiveStmt) {
110 final RangeEffectiveStatementImpl rangeConstraints = typeEffectiveStmt
111 .firstEffective(RangeEffectiveStatementImpl.class);
112 return rangeConstraints != null ? rangeConstraints.argument() : Collections.<RangeConstraint> emptyList();
115 private static List<LengthConstraint> initLengths(final EffectiveStatementBase<?, ?> typeEffectiveStmt) {
116 final LengthEffectiveStatementImpl lengthConstraints = typeEffectiveStmt
117 .firstEffective(LengthEffectiveStatementImpl.class);
118 return lengthConstraints != null ? lengthConstraints.argument() : Collections.<LengthConstraint> emptyList();
121 private static List<PatternConstraint> initPatterns(final EffectiveStatementBase<?, ?> typeEffectiveStmt) {
122 final List<PatternConstraint> patternConstraints = new ArrayList<>();
124 for (final EffectiveStatement<?, ?> effectiveStatement : typeEffectiveStmt.effectiveSubstatements()) {
125 if (effectiveStatement instanceof PatternEffectiveStatementImpl) {
126 final PatternConstraint pattern = ((PatternEffectiveStatementImpl) effectiveStatement).argument();
127 if (pattern != null) {
128 patternConstraints.add(pattern);
133 return ImmutableList.copyOf(patternConstraints);
137 public TypeDefinition<?> getBaseType() {
142 public String getUnits() {
147 public Object getDefaultValue() {
152 public List<UnknownSchemaNode> getUnknownSchemaNodes() {
153 return Collections.emptyList();
156 public List<RangeConstraint> getRangeConstraints() {
160 public List<LengthConstraint> getLengthConstraints() {
164 public List<PatternConstraint> getPatternConstraints() {
168 public Integer getFractionDigits() {
169 return fractionDigits;
173 public TypeDefinition<?> getTypeDefinition() {
174 if (extendedType != null) {
178 Builder extendedTypeBuilder;
179 if (baseType instanceof TypeDefinitionAware) {
180 TypeDefinitionAware typeDefBaseType = (TypeDefinitionAware) baseType;
181 extendedTypeBuilder = ExtendedType.builder(getQName(), typeDefBaseType.getTypeDefinition(),
182 Optional.fromNullable(getDescription()), Optional.fromNullable(getReference()), getPath());
184 extendedTypeBuilder = ExtendedType.builder(getQName(), baseType, Optional.fromNullable(getDescription()),
185 Optional.fromNullable(getReference()), getPath());
188 extendedTypeBuilder.defaultValue(defaultValue);
189 extendedTypeBuilder.units(units);
191 extendedTypeBuilder.fractionDigits(fractionDigits);
192 extendedTypeBuilder.ranges(ranges);
193 extendedTypeBuilder.lengths(lengths);
194 extendedTypeBuilder.patterns(patterns);
196 extendedType = extendedTypeBuilder.build();