yang/rfc6536-parser-support/src/main/java/org/opendaylight/yangtools/rfc6536/parser/DefaultDenyWriteStatementSupport.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.rfc6536.parser;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import org.eclipse.jdt.annotation.NonNull;
  12 import org.opendaylight.yangtools.concepts.Immutable;
  13 import org.opendaylight.yangtools.rfc6536.model.api.DefaultDenyWriteEffectiveStatement;
  14 import org.opendaylight.yangtools.rfc6536.model.api.DefaultDenyWriteSchemaNode;
  15 import org.opendaylight.yangtools.rfc6536.model.api.DefaultDenyWriteStatement;
  16 import org.opendaylight.yangtools.rfc6536.model.api.NACMStatements;
  17 import org.opendaylight.yangtools.yang.common.Empty;
  18 import org.opendaylight.yangtools.yang.common.QName;
  19 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  20 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  21 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  22 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
  23 import org.opendaylight.yangtools.yang.model.spi.meta.AbstractDeclaredStatement.WithoutArgument.WithSubstatements;
  24 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.UnknownEffectiveStatementBase;
  25 import org.opendaylight.yangtools.yang.parser.spi.meta.AbstractEmptyStatementSupport;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.EffectiveStmtCtx.Current;
  27 import org.opendaylight.yangtools.yang.parser.spi.meta.SchemaPathSupport;
  28 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  29 import org.opendaylight.yangtools.yang.parser.spi.meta.SubstatementValidator;
  30
  31 public final class DefaultDenyWriteStatementSupport
  32         extends AbstractEmptyStatementSupport<DefaultDenyWriteStatement, DefaultDenyWriteEffectiveStatement> {
  33     private static final class Declared extends WithSubstatements implements DefaultDenyWriteStatement {
  34         static final @NonNull Declared EMPTY = new Declared(ImmutableList.of());
  35
  36         Declared(final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  37             super(substatements);
  38         }
  39     }
  40
  41     private static final class Effective extends UnknownEffectiveStatementBase<Empty, DefaultDenyWriteStatement>
  42             implements DefaultDenyWriteEffectiveStatement, DefaultDenyWriteSchemaNode {
  43         private final @NonNull Immutable path;
  44
  45         Effective(final Current<Empty, DefaultDenyWriteStatement> stmt,
  46                 final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  47             super(stmt, substatements);
  48             path = SchemaPathSupport.toEffectivePath(stmt.getEffectiveParent().getSchemaPath()
  49                     .createChild(stmt.publicDefinition().getStatementName()));
  50         }
  51
  52         @Override
  53         public QName getQName() {
  54             return SchemaPathSupport.extractQName(path);
  55         }
  56
  57         @Override
  58         @Deprecated
  59         public SchemaPath getPath() {
  60             return SchemaPathSupport.extractPath(this, path);
  61         }
  62
  63         @Override
  64         public DefaultDenyWriteEffectiveStatement asEffectiveStatement() {
  65             return this;
  66         }
  67     }
  68
  69     private static final DefaultDenyWriteStatementSupport INSTANCE =
  70             new DefaultDenyWriteStatementSupport(NACMStatements.DEFAULT_DENY_WRITE);
  71
  72     private final SubstatementValidator validator;
  73
  74     DefaultDenyWriteStatementSupport(final StatementDefinition definition) {
  75         super(definition, StatementPolicy.contextIndependent());
  76         this.validator = SubstatementValidator.builder(definition).build();
  77     }
  78
  79     public static DefaultDenyWriteStatementSupport getInstance() {
  80         return INSTANCE;
  81     }
  82
  83     @Override
  84     protected SubstatementValidator getSubstatementValidator() {
  85         return validator;
  86     }
  87
  88     @Override
  89     protected DefaultDenyWriteStatement createDeclared(final StmtContext<Empty, DefaultDenyWriteStatement, ?> ctx,
  90             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  91         return new Declared(substatements);
  92     }
  93
  94     @Override
  95     protected DefaultDenyWriteStatement createEmptyDeclared(
  96             final StmtContext<Empty, DefaultDenyWriteStatement, ?> ctx) {
  97         return Declared.EMPTY;
  98     }
  99
 100     @Override
 101     protected DefaultDenyWriteEffectiveStatement createEffective(final Current<Empty, DefaultDenyWriteStatement> stmt,
 102             final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
 103         return new Effective(stmt, substatements);
 104     }
 105 }