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 javax.annotation.Nonnull;
  12 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  13 import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
  14 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
  15 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
  16 import org.opendaylight.yangtools.yang.model.util.type.RangeRestrictedTypeBuilder;
  17 import org.opendaylight.yangtools.yang.model.util.type.RestrictedTypes;
  18 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  19 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
  20 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.DeclaredEffectiveStatementBase;
  21 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.FractionDigitsEffectiveStatementImpl;
  22 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.effective.UnknownEffectiveStatementImpl;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 public final class DecimalTypeEffectiveStatementImpl extends DeclaredEffectiveStatementBase<String, TypeStatement>
  27         implements TypeEffectiveStatement<TypeStatement> {
  28     private static final Logger LOG = LoggerFactory.getLogger(Decimal64SpecificationEffectiveStatementImpl.class);
  29     private final DecimalTypeDefinition typeDefinition;
  30
  31     public DecimalTypeEffectiveStatementImpl(
  32             final StmtContext<String, TypeStatement, EffectiveStatement<String, TypeStatement>> ctx,
  33             final DecimalTypeDefinition baseType) {
  34         super(ctx);
  35
  36         final RangeRestrictedTypeBuilder<DecimalTypeDefinition> builder =
  37                 RestrictedTypes.newDecima64Builder(baseType, TypeUtils.typeEffectiveSchemaPath(ctx));
  38
  39         for (EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
  40             if (stmt instanceof RangeEffectiveStatementImpl) {
  41                 final RangeEffectiveStatementImpl range = (RangeEffectiveStatementImpl) stmt;
  42                 builder.setRangeConstraint(range, range.argument());
  43             }
  44             if (stmt instanceof UnknownEffectiveStatementImpl) {
  45                 builder.addUnknownSchemaNode((UnknownEffectiveStatementImpl)stmt);
  46             }
  47             if (stmt instanceof FractionDigitsEffectiveStatementImpl) {
  48                 final Integer digits = ((FractionDigitsEffectiveStatementImpl)stmt).argument();
  49
  50                 if (!baseType.getFractionDigits().equals(digits)) {
  51                     LOG.warn("Ignoring attempt to override fraction-digits to {} at {}, base type is {}", digits,
  52                         ctx.getStatementSourceReference(), baseType);
  53
  54                     // FIXME: promote to a full error once our models are fixed
  55                     // throw new SourceException(String.format("Cannot override fraction-digits from base type %s",
  56                     // baseType), ctx.getStatementSourceReference());
  57                 }
  58             }
  59         }
  60
  61         typeDefinition = builder.build();
  62     }
  63
  64     @Nonnull
  65     @Override
  66     public DecimalTypeDefinition getTypeDefinition() {
  67         return typeDefinition;
  68     }
  69 }