yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/codec/TypeDefinitionAwareCodec.java

   1 /*
   2  * Copyright (c) 2013 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.data.impl.codec;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import java.util.Optional;
  13 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
  14 import org.opendaylight.yangtools.yang.model.api.type.BinaryTypeDefinition;
  15 import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition;
  16 import org.opendaylight.yangtools.yang.model.api.type.BooleanTypeDefinition;
  17 import org.opendaylight.yangtools.yang.model.api.type.DecimalTypeDefinition;
  18 import org.opendaylight.yangtools.yang.model.api.type.EmptyTypeDefinition;
  19 import org.opendaylight.yangtools.yang.model.api.type.EnumTypeDefinition;
  20 import org.opendaylight.yangtools.yang.model.api.type.Int16TypeDefinition;
  21 import org.opendaylight.yangtools.yang.model.api.type.Int32TypeDefinition;
  22 import org.opendaylight.yangtools.yang.model.api.type.Int64TypeDefinition;
  23 import org.opendaylight.yangtools.yang.model.api.type.Int8TypeDefinition;
  24 import org.opendaylight.yangtools.yang.model.api.type.StringTypeDefinition;
  25 import org.opendaylight.yangtools.yang.model.api.type.Uint16TypeDefinition;
  26 import org.opendaylight.yangtools.yang.model.api.type.Uint32TypeDefinition;
  27 import org.opendaylight.yangtools.yang.model.api.type.Uint64TypeDefinition;
  28 import org.opendaylight.yangtools.yang.model.api.type.Uint8TypeDefinition;
  29 import org.opendaylight.yangtools.yang.model.api.type.UnionTypeDefinition;
  30
  31 public abstract class TypeDefinitionAwareCodec<J, T extends TypeDefinition<T>> implements DataStringCodec<J> {
  32     private final Class<J> inputClass;
  33     private final T typeDefinition;
  34
  35     protected TypeDefinitionAwareCodec(final Optional<T> typeDefinition, final Class<J> outputClass) {
  36         this.typeDefinition = typeDefinition.orElse(null);
  37         this.inputClass = requireNonNull(outputClass);
  38     }
  39
  40     @Override
  41     public Class<J> getInputClass() {
  42         return inputClass;
  43     }
  44
  45     public Optional<T> getTypeDefinition() {
  46         return Optional.ofNullable(typeDefinition);
  47     }
  48
  49     @SuppressWarnings("unchecked")
  50     public static TypeDefinitionAwareCodec<Object, ?> from(final TypeDefinition<?> typeDefinition) {
  51         return (TypeDefinitionAwareCodec<Object, ?>) fromType(typeDefinition);
  52     }
  53
  54     public static TypeDefinitionAwareCodec<?, ?> fromType(final TypeDefinition<?> typeDefinition) {
  55         final TypeDefinitionAwareCodec<?, ?> codec;
  56
  57         if (typeDefinition instanceof BinaryTypeDefinition) {
  58             codec = BinaryStringCodec.from((BinaryTypeDefinition)typeDefinition);
  59         } else if (typeDefinition instanceof BitsTypeDefinition) {
  60             codec = BitsStringCodec.from((BitsTypeDefinition)typeDefinition);
  61         } else if (typeDefinition instanceof BooleanTypeDefinition) {
  62             codec = BooleanStringCodec.from((BooleanTypeDefinition)typeDefinition);
  63         } else if (typeDefinition instanceof DecimalTypeDefinition) {
  64             codec = DecimalStringCodec.from((DecimalTypeDefinition)typeDefinition);
  65         } else if (typeDefinition instanceof EmptyTypeDefinition) {
  66             codec = EmptyStringCodec.INSTANCE;
  67         } else if (typeDefinition instanceof EnumTypeDefinition) {
  68             codec = EnumStringCodec.from((EnumTypeDefinition)typeDefinition);
  69         } else if (typeDefinition instanceof Int8TypeDefinition) {
  70             codec = AbstractIntegerStringCodec.from((Int8TypeDefinition) typeDefinition);
  71         } else if (typeDefinition instanceof Int16TypeDefinition) {
  72             codec = AbstractIntegerStringCodec.from((Int16TypeDefinition) typeDefinition);
  73         } else if (typeDefinition instanceof Int32TypeDefinition) {
  74             codec = AbstractIntegerStringCodec.from((Int32TypeDefinition) typeDefinition);
  75         } else if (typeDefinition instanceof Int64TypeDefinition) {
  76             codec = AbstractIntegerStringCodec.from((Int64TypeDefinition) typeDefinition);
  77         } else if (typeDefinition instanceof StringTypeDefinition) {
  78             codec = StringStringCodec.from((StringTypeDefinition)typeDefinition);
  79         } else if (typeDefinition instanceof UnionTypeDefinition) {
  80             codec = UnionStringCodec.from((UnionTypeDefinition)typeDefinition);
  81         } else if (typeDefinition instanceof Uint8TypeDefinition) {
  82             codec = AbstractIntegerStringCodec.from((Uint8TypeDefinition) typeDefinition);
  83         } else if (typeDefinition instanceof Uint16TypeDefinition) {
  84             codec = AbstractIntegerStringCodec.from((Uint16TypeDefinition) typeDefinition);
  85         } else if (typeDefinition instanceof Uint32TypeDefinition) {
  86             codec = AbstractIntegerStringCodec.from((Uint32TypeDefinition) typeDefinition);
  87         } else if (typeDefinition instanceof Uint64TypeDefinition) {
  88             codec = AbstractIntegerStringCodec.from((Uint64TypeDefinition) typeDefinition);
  89         } else {
  90             codec = null;
  91         }
  92         return codec;
  93     }
  94 }