yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/stmt/rfc6020/effective/TypeDefEffectiveStatementImpl.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.stmt.rfc6020.effective;
   9
  10 import java.util.Collection;
  11 import java.util.Map;
  12 import javax.annotation.Nonnull;
  13 import org.opendaylight.yangtools.yang.common.QName;
  14 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  15 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
  16 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  17 import org.opendaylight.yangtools.yang.model.api.meta.IdentifierNamespace;
  18 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
  19 import org.opendaylight.yangtools.yang.model.api.meta.StatementSource;
  20 import org.opendaylight.yangtools.yang.model.api.stmt.TypeEffectiveStatement;
  21 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
  22 import org.opendaylight.yangtools.yang.model.api.stmt.TypedefEffectiveStatement;
  23 import org.opendaylight.yangtools.yang.model.api.stmt.TypedefStatement;
  24 import org.opendaylight.yangtools.yang.model.util.type.DerivedTypeBuilder;
  25 import org.opendaylight.yangtools.yang.model.util.type.DerivedTypes;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  27 import org.slf4j.Logger;
  28 import org.slf4j.LoggerFactory;
  29
  30 public final class TypeDefEffectiveStatementImpl extends AbstractEffectiveSchemaNode<TypedefStatement> implements
  31         TypedefEffectiveStatement {
  32     private static final Logger LOG = LoggerFactory.getLogger(TypeDefEffectiveStatementImpl.class);
  33     private final TypeDefinition<?> typeDefinition;
  34     private TypeEffectiveStatement<TypeStatement> typeStatement;
  35
  36     public TypeDefEffectiveStatementImpl(final StmtContext<QName, TypedefStatement, ?> ctx) {
  37         super(ctx);
  38
  39         final TypeEffectiveStatement<?> typeEffectiveStmt = firstSubstatementOfType(TypeEffectiveStatement.class);
  40         final DerivedTypeBuilder<?> builder = DerivedTypes.derivedTypeBuilder(typeEffectiveStmt.getTypeDefinition(),
  41             ctx.getSchemaPath().get());
  42         for (EffectiveStatement<?, ?> stmt : effectiveSubstatements()) {
  43             if (stmt instanceof DefaultEffectiveStatementImpl) {
  44                 builder.setDefaultValue(stmt.argument());
  45             } else if (stmt instanceof DescriptionEffectiveStatementImpl) {
  46                 builder.setDescription(((DescriptionEffectiveStatementImpl)stmt).argument());
  47             } else if (stmt instanceof ReferenceEffectiveStatementImpl) {
  48                 builder.setReference(((ReferenceEffectiveStatementImpl)stmt).argument());
  49             } else if (stmt instanceof StatusEffectiveStatementImpl) {
  50                 builder.setStatus(((StatusEffectiveStatementImpl)stmt).argument());
  51             } else if (stmt instanceof UnitsEffectiveStatementImpl) {
  52                 builder.setUnits(((UnitsEffectiveStatementImpl)stmt).argument());
  53             } else if (stmt instanceof UnknownEffectiveStatementImpl) {
  54                 // FIXME: should not directly implement, I think
  55                 builder.addUnknownSchemaNode((UnknownEffectiveStatementImpl)stmt);
  56             } else {
  57                 if (!(stmt instanceof TypeEffectiveStatement)) {
  58                     LOG.debug("Ignoring statement {}", stmt);
  59                 }
  60             }
  61         }
  62
  63         typeDefinition = builder.build();
  64     }
  65
  66     @Nonnull
  67     @Override
  68     public TypeDefinition<?> getTypeDefinition() {
  69         return typeDefinition;
  70     }
  71
  72     public TypeEffectiveStatement<TypeStatement> asTypeEffectiveStatement() {
  73         TypeEffectiveStatement<TypeStatement> ret = typeStatement;
  74         if (ret == null) {
  75             synchronized (this) {
  76                 ret = typeStatement;
  77                 if (ret == null) {
  78                     ret = new ProxyTypeEffectiveStatement();
  79                     typeStatement = ret;
  80                 }
  81             }
  82         }
  83
  84         return ret;
  85     }
  86
  87     private final class ProxyTypeEffectiveStatement implements TypeEffectiveStatement<TypeStatement> {
  88         @Override
  89         public TypeStatement getDeclared() {
  90             return null;
  91         }
  92
  93         @Override
  94         public <K, V, N extends IdentifierNamespace<K, V>> V get(@Nonnull final Class<N> namespace, @Nonnull final K identifier) {
  95             return TypeDefEffectiveStatementImpl.this.get(namespace, identifier);
  96         }
  97
  98         @Override
  99         public <K, V, N extends IdentifierNamespace<K, V>> Map<K, V> getAll(@Nonnull final Class<N> namespace) {
 100             return TypeDefEffectiveStatementImpl.this.getAll(namespace);
 101         }
 102
 103         @Nonnull
 104         @Override
 105         public Collection<? extends EffectiveStatement<?, ?>> effectiveSubstatements() {
 106             // FIXME: this is tricky
 107             throw new UnsupportedOperationException("Not implemented yet");
 108         }
 109
 110         @Nonnull
 111         @Override
 112         public StatementDefinition statementDefinition() {
 113             return YangStmtMapping.TYPE;
 114         }
 115
 116         @Override
 117         public String argument() {
 118             return getQName().getLocalName();
 119         }
 120
 121         @Nonnull
 122         @Override
 123         public StatementSource getStatementSource() {
 124             return StatementSource.CONTEXT;
 125         }
 126
 127         @Nonnull
 128         @Override
 129         public TypeDefinition<?> getTypeDefinition() {
 130             return TypeDefEffectiveStatementImpl.this.getTypeDefinition();
 131         }
 132     }
 133 }