yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/must/MustEffectiveStatementImpl.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.must;
   9
  10 import java.util.Optional;
  11 import org.opendaylight.yangtools.yang.model.api.MustDefinition;
  12 import org.opendaylight.yangtools.yang.model.api.RevisionAwareXPath;
  13 import org.opendaylight.yangtools.yang.model.api.stmt.DescriptionEffectiveStatement;
  14 import org.opendaylight.yangtools.yang.model.api.stmt.ErrorAppTagEffectiveStatement;
  15 import org.opendaylight.yangtools.yang.model.api.stmt.ErrorMessageEffectiveStatement;
  16 import org.opendaylight.yangtools.yang.model.api.stmt.MustEffectiveStatement;
  17 import org.opendaylight.yangtools.yang.model.api.stmt.MustStatement;
  18 import org.opendaylight.yangtools.yang.model.api.stmt.ReferenceEffectiveStatement;
  19 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.DeclaredEffectiveStatementBase;
  20 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  21
  22 final class MustEffectiveStatementImpl extends DeclaredEffectiveStatementBase<RevisionAwareXPath, MustStatement>
  23         implements MustDefinition, MustEffectiveStatement {
  24
  25     private final RevisionAwareXPath xpath;
  26     private final String description;
  27     private final String errorAppTag;
  28     private final String errorMessage;
  29     private final String reference;
  30
  31     MustEffectiveStatementImpl(final StmtContext<RevisionAwareXPath, MustStatement, ?> ctx) {
  32         super(ctx);
  33         xpath = ctx.getStatementArgument();
  34         description = findFirstEffectiveSubstatementArgument(DescriptionEffectiveStatement.class).orElse(null);
  35         errorAppTag = findFirstEffectiveSubstatementArgument(ErrorAppTagEffectiveStatement.class).orElse(null);
  36         errorMessage = findFirstEffectiveSubstatementArgument(ErrorMessageEffectiveStatement.class).orElse(null);
  37         reference = findFirstEffectiveSubstatementArgument(ReferenceEffectiveStatement.class).orElse(null);
  38     }
  39
  40     @Override
  41     public RevisionAwareXPath getXpath() {
  42         return xpath;
  43     }
  44
  45     @Override
  46     public Optional<String> getDescription() {
  47         return Optional.ofNullable(description);
  48     }
  49
  50     @Override
  51     public Optional<String> getErrorAppTag() {
  52         return Optional.ofNullable(errorAppTag);
  53     }
  54
  55     @Override
  56     public Optional<String> getErrorMessage() {
  57         return Optional.ofNullable(errorMessage);
  58     }
  59
  60     @Override
  61     public Optional<String> getReference() {
  62         return Optional.ofNullable(reference);
  63     }
  64
  65     @Override
  66     public String toString() {
  67         return xpath.getOriginalString();
  68     }
  69 }