yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/position/PositionStatementSupport.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies, s.r.o. 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.position;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import org.opendaylight.yangtools.yang.common.Uint32;
  12 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  13 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  14 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  15 import org.opendaylight.yangtools.yang.model.api.stmt.PositionEffectiveStatement;
  16 import org.opendaylight.yangtools.yang.model.api.stmt.PositionStatement;
  17 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseInternedStatementSupport;
  18 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  19 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  20 import org.opendaylight.yangtools.yang.parser.spi.source.SourceException;
  21
  22 public final class PositionStatementSupport
  23         extends BaseInternedStatementSupport<Uint32, PositionStatement, PositionEffectiveStatement> {
  24     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
  25         YangStmtMapping.POSITION).build();
  26     private static final PositionStatementSupport INSTANCE = new PositionStatementSupport();
  27
  28     private PositionStatementSupport() {
  29         super(YangStmtMapping.POSITION);
  30     }
  31
  32     public static PositionStatementSupport getInstance() {
  33         return INSTANCE;
  34     }
  35
  36     @Override
  37     public Uint32 parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  38         try {
  39             return Uint32.valueOf(value).intern();
  40         } catch (IllegalArgumentException e) {
  41             throw new SourceException(ctx.sourceReference(), e, "Bit position value %s is not valid integer", value);
  42         }
  43     }
  44
  45     @Override
  46     protected SubstatementValidator getSubstatementValidator() {
  47         return SUBSTATEMENT_VALIDATOR;
  48     }
  49
  50     @Override
  51     protected PositionStatement createDeclared(final Uint32 argument,
  52             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  53         return new RegularPositionStatement(argument, substatements);
  54     }
  55
  56     @Override
  57     protected PositionStatement createEmptyDeclared(final Uint32 argument) {
  58         return new EmptyPositionStatement(argument);
  59     }
  60
  61     @Override
  62     protected PositionEffectiveStatement createEffective(final PositionStatement declared,
  63             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  64         return new RegularPositionEffectiveStatement(declared, substatements);
  65     }
  66
  67     @Override
  68     protected PositionEffectiveStatement createEmptyEffective(final PositionStatement declared) {
  69         return new EmptyPositionEffectiveStatement(declared);
  70     }
  71 }