yang/yang-parser-rfc7950/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
  25 final class DecimalTypeEffectiveStatementImpl extends DeclaredEffectiveStatementBase<String, TypeStatement>
  26         implements TypeEffectiveStatement<TypeStatement> {
  27     private final DecimalTypeDefinition typeDefinition;
  28
  29     DecimalTypeEffectiveStatementImpl(
  30             final StmtContext<String, TypeStatement, EffectiveStatement<String, TypeStatement>> ctx,
  31             final DecimalTypeDefinition baseType) {
  32         super(ctx);
  33
  34         final RangeRestrictedTypeBuilder<DecimalTypeDefinition, BigDecimal> builder =
  35                 RestrictedTypes.newDecima64Builder(baseType, AbstractTypeStatementSupport.typeEffectiveSchemaPath(ctx));
  36
  37         for (EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
  38             if (stmt instanceof RangeEffectiveStatementImpl) {
  39                 final RangeEffectiveStatementImpl range = (RangeEffectiveStatementImpl) stmt;
  40                 builder.setRangeConstraint(range, range.argument());
  41             }
  42             if (stmt instanceof FractionDigitsEffectiveStatement) {
  43                 final Integer digits = ((FractionDigitsEffectiveStatement)stmt).argument();
  44                 SourceException.throwIf(baseType.getFractionDigits() != digits, ctx.getStatementSourceReference(),
  45                     "Cannot override fraction-digits from base type %s to %s", baseType, digits);
  46             }
  47             if (stmt instanceof UnknownSchemaNode) {
  48                 builder.addUnknownSchemaNode((UnknownSchemaNode)stmt);
  49             }
  50         }
  51
  52         typeDefinition = builder.build();
  53     }
  54
  55     @Nonnull
  56     @Override
  57     public DecimalTypeDefinition getTypeDefinition() {
  58         return typeDefinition;
  59     }
  60 }