yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/feature/FeatureStatementSupport.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.feature;
   9
  10 import org.opendaylight.yangtools.yang.common.QName;
  11 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  12 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  13 import org.opendaylight.yangtools.yang.model.api.stmt.FeatureStatement;
  14 import org.opendaylight.yangtools.yang.parser.spi.FeatureNamespace;
  15 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractQNameStatementSupport;
  16 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  17 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
  18 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
  19 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  20
  21 public final class FeatureStatementSupport
  22         extends AbstractQNameStatementSupport<FeatureStatement, EffectiveStatement<QName, FeatureStatement>> {
  23     private static final SubstatementValidator SUBSTATEMENT_VALIDATOR = SubstatementValidator.builder(
  24         YangStmtMapping.FEATURE)
  25         .addOptional(YangStmtMapping.DESCRIPTION)
  26         .addAny(YangStmtMapping.IF_FEATURE)
  27         .addOptional(YangStmtMapping.STATUS)
  28         .addOptional(YangStmtMapping.REFERENCE)
  29         .build();
  30     private static final FeatureStatementSupport INSTANCE = new FeatureStatementSupport();
  31
  32     private FeatureStatementSupport() {
  33         super(YangStmtMapping.FEATURE);
  34     }
  35
  36     public static FeatureStatementSupport getInstance() {
  37         return INSTANCE;
  38     }
  39
  40     @Override
  41     public QName parseArgumentValue(final StmtContext<?, ?, ?> ctx, final String value) {
  42         return StmtContextUtils.parseIdentifier(ctx, value);
  43     }
  44
  45     @Override
  46     public void onFullDefinitionDeclared(final Mutable<QName, FeatureStatement,
  47             EffectiveStatement<QName, FeatureStatement>> stmt) {
  48         super.onFullDefinitionDeclared(stmt);
  49         stmt.addContext(FeatureNamespace.class, stmt.coerceStatementArgument(), stmt);
  50     }
  51
  52     @Override
  53     public FeatureStatement createDeclared(final StmtContext<QName, FeatureStatement, ?> ctx) {
  54         return new FeatureStatementImpl(ctx);
  55     }
  56
  57     @Override
  58     public EffectiveStatement<QName, FeatureStatement> createEffective(
  59             final StmtContext<QName, FeatureStatement, EffectiveStatement<QName, FeatureStatement>> ctx) {
  60         return new FeatureEffectiveStatementImpl(ctx);
  61     }
  62
  63     @Override
  64     protected SubstatementValidator getSubstatementValidator() {
  65         return SUBSTATEMENT_VALIDATOR;
  66     }
  67 }