yang/yang-parser-impl/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/type/BuiltinTypeStatement.java

   1 /*
   2  * Copyright (c) 2016 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.type;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.collect.ImmutableList;
  13 import com.google.common.collect.ImmutableMap;
  14 import com.google.common.collect.ImmutableMap.Builder;
  15 import java.util.Collection;
  16 import java.util.Map;
  17 import javax.annotation.Nonnull;
  18 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  19 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  20 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
  21 import org.opendaylight.yangtools.yang.model.api.meta.StatementSource;
  22 import org.opendaylight.yangtools.yang.model.api.stmt.TypeStatement;
  23 import org.opendaylight.yangtools.yang.parser.stmt.rfc6020.TypeUtils;
  24
  25 final class BuiltinTypeStatement implements TypeStatement {
  26     private static final Map<String, BuiltinTypeStatement> BUILTINS;
  27
  28     static {
  29         final Builder<String, BuiltinTypeStatement> builder = ImmutableMap.builder();
  30         putBuiltin(builder, TypeUtils.BINARY);
  31         putBuiltin(builder, TypeUtils.BOOLEAN);
  32         putBuiltin(builder, TypeUtils.EMPTY);
  33         putBuiltin(builder, TypeUtils.INSTANCE_IDENTIFIER);
  34         putBuiltin(builder, TypeUtils.INT8);
  35         putBuiltin(builder, TypeUtils.INT16);
  36         putBuiltin(builder, TypeUtils.INT32);
  37         putBuiltin(builder, TypeUtils.INT64);
  38         putBuiltin(builder, TypeUtils.STRING);
  39         putBuiltin(builder, TypeUtils.UINT8);
  40         putBuiltin(builder, TypeUtils.UINT16);
  41         putBuiltin(builder, TypeUtils.UINT32);
  42         putBuiltin(builder, TypeUtils.UINT64);
  43         BUILTINS = builder.build();
  44     }
  45
  46     private static void putBuiltin(final Builder<String, BuiltinTypeStatement> builder, final String argument) {
  47         builder.put(argument, new BuiltinTypeStatement(argument));
  48     }
  49
  50     private final String argument;
  51
  52     private BuiltinTypeStatement(final String argument) {
  53         this.argument = requireNonNull(argument);
  54     }
  55
  56     static TypeStatement maybeReplace(final TypeStatementImpl orig) {
  57         if (orig.declaredSubstatements().isEmpty() && orig.getStatementSource() == StatementSource.DECLARATION
  58                 && orig.statementDefinition() == YangStmtMapping.TYPE) {
  59             final BuiltinTypeStatement builtin = BUILTINS.get(orig.argument());
  60             if (builtin != null) {
  61                 return builtin;
  62             }
  63         }
  64
  65         return orig;
  66     }
  67
  68     @Override
  69     public String argument() {
  70         return argument;
  71     }
  72
  73     @Override
  74     public String rawArgument() {
  75         return argument;
  76     }
  77
  78     @Nonnull
  79     @Override
  80     public Collection<? extends DeclaredStatement<?>> declaredSubstatements() {
  81         return ImmutableList.of();
  82     }
  83
  84     @Nonnull
  85     @Override
  86     public StatementDefinition statementDefinition() {
  87         return YangStmtMapping.TYPE;
  88     }
  89
  90     @Nonnull
  91     @Override
  92     public String getName() {
  93         return argument;
  94     }
  95
  96     @Nonnull
  97     @Override
  98     public StatementSource getStatementSource() {
  99         return StatementSource.DECLARATION;
 100     }
 101 }