yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/effective/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
   9 package org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.type;
  10
  11 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  12 import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
  13 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
  14 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
  15 import org.opendaylight.yangtools.yang.model.util.type.RangeRestrictedTypeBuilder;
  16 import org.opendaylight.yangtools.yang.model.util.type.RestrictedTypes;
  17 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  18 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
  19 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.DeclaredEffectiveStatementBase;
  20 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.FractionDigitsEffectiveStatementImpl;
  21 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.UnknownEffectiveStatementImpl;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 public final class DecimalTypeEffectiveStatementImpl extends DeclaredEffectiveStatementBase<String, TypeStatement>
  26         implements TypeEffectiveStatement<TypeStatement> {
  27     private static final Logger LOG = LoggerFactory.getLogger(Decimal64SpecificationEffectiveStatementImpl.class);
  28     private final DecimalTypeDefinition typeDefinition;
  29
  30     public DecimalTypeEffectiveStatementImpl(
  31             final StmtContext<String, TypeStatement, EffectiveStatement<String, TypeStatement>> ctx,
  32             final DecimalTypeDefinition baseType) {
  33         super(ctx);
  34
  35         final RangeRestrictedTypeBuilder<DecimalTypeDefinition> builder =
  36                 RestrictedTypes.newDecima64Builder(baseType, TypeUtils.typeEffectiveSchemaPath(ctx));
  37
  38         for (EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
  39             if (stmt instanceof RangeEffectiveStatementImpl) {
  40                 builder.setRangeAlternatives(((RangeEffectiveStatementImpl)stmt).argument());
  41             }
  42             if (stmt instanceof UnknownEffectiveStatementImpl) {
  43                 builder.addUnknownSchemaNode((UnknownEffectiveStatementImpl)stmt);
  44             }
  45             if (stmt instanceof FractionDigitsEffectiveStatementImpl) {
  46                 final Integer digits = ((FractionDigitsEffectiveStatementImpl)stmt).argument();
  47
  48                 if (!baseType.getFractionDigits().equals(digits)) {
  49                     LOG.warn("Ignoring attempt to override fraction-digits to {} at {}, base type is {}", digits,
  50                         ctx.getStatementSourceReference(), baseType);
  51
  52                     // FIXME: promote to a full error once our models are fixed
  53                     // throw new SourceException(String.format("Cannot override fraction-digits from base type %s",
  54                     // baseType), ctx.getStatementSourceReference());
  55                 }
  56             }
  57         }
  58
  59         typeDefinition = builder.build();
  60     }
  61
  62     @Override
  63     public DecimalTypeDefinition getTypeDefinition() {
  64         return typeDefinition;
  65     }
  66 }