YANGTOOLS-706: Split up base utility classes into rfc6020.util
[yangtools.git] / yang / yang-parser-impl / src / main / java / org / opendaylight / yangtools / yang / parser / rfc7950 / stmt / type / DecimalTypeEffectiveStatementImpl.java
1 /*
2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.yangtools.yang.parser.rfc7950.stmt.type;
9
10 import java.math.BigDecimal;
11 import javax.annotation.Nonnull;
12 import org.opendaylight.yangtools.yang.model.api.UnknownSchemaNode;
13 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
14 import org.opendaylight.yangtools.yang.model.api.stmt.FractionDigitsEffectiveStatement;
15 import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
16 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
17 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
18 import org.opendaylight.yangtools.yang.model.util.type.RangeRestrictedTypeBuilder;
19 import org.opendaylight.yangtools.yang.model.util.type.RestrictedTypes;
20 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.DeclaredEffectiveStatementBase;
21 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.range.RangeEffectiveStatementImpl;
22 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
23 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
24 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
25
26 final class DecimalTypeEffectiveStatementImpl extends DeclaredEffectiveStatementBase<String, TypeStatement>
27         implements TypeEffectiveStatement<TypeStatement> {
28     private final DecimalTypeDefinition typeDefinition;
29
30     DecimalTypeEffectiveStatementImpl(
31             final StmtContext<String, TypeStatement, EffectiveStatement<String, TypeStatement>> ctx,
32             final DecimalTypeDefinition baseType) {
33         super(ctx);
34
35         final RangeRestrictedTypeBuilder<DecimalTypeDefinition, BigDecimal> builder =
36                 RestrictedTypes.newDecima64Builder(baseType, TypeUtils.typeEffectiveSchemaPath(ctx));
37
38         for (EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
39             if (stmt instanceof RangeEffectiveStatementImpl) {
40                 final RangeEffectiveStatementImpl range = (RangeEffectiveStatementImpl) stmt;
41                 builder.setRangeConstraint(range, range.argument());
42             }
43             if (stmt instanceof FractionDigitsEffectiveStatement) {
44                 final Integer digits = ((FractionDigitsEffectiveStatement)stmt).argument();
45                 SourceException.throwIf(baseType.getFractionDigits() != digits, ctx.getStatementSourceReference(),
46                     "Cannot override fraction-digits from base type %s to %s", baseType, digits);
47             }
48             if (stmt instanceof UnknownSchemaNode) {
49                 builder.addUnknownSchemaNode((UnknownSchemaNode)stmt);
50             }
51         }
52
53         typeDefinition = builder.build();
54     }
55
56     @Nonnull
57     @Override
58     public DecimalTypeDefinition getTypeDefinition() {
59         return typeDefinition;
60     }
61 }