yang/yang-parser-rfc7950/src/main/java/org/opendaylight/yangtools/yang/parser/rfc7950/stmt/container/AbstractContainerStatementSupport.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.yang.parser.rfc7950.stmt.container;
   9
  10 import com.google.common.collect.ImmutableList;
  11 import org.opendaylight.yangtools.yang.common.QName;
  12 import org.opendaylight.yangtools.yang.model.api.ContainerSchemaNode;
  13 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
  14 import org.opendaylight.yangtools.yang.model.api.Status;
  15 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
  16 import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
  17 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
  18 import org.opendaylight.yangtools.yang.model.api.stmt.ContainerEffectiveStatement;
  19 import org.opendaylight.yangtools.yang.model.api.stmt.ContainerStatement;
  20 import org.opendaylight.yangtools.yang.model.api.stmt.PresenceEffectiveStatement;
  21 import org.opendaylight.yangtools.yang.model.api.stmt.StatusEffectiveStatement;
  22 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseSchemaTreeStatementSupport;
  23 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.EffectiveStatementWithFlags.FlagsBuilder;
  24 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  25
  26 abstract class AbstractContainerStatementSupport
  27         extends BaseSchemaTreeStatementSupport<ContainerStatement, ContainerEffectiveStatement> {
  28     AbstractContainerStatementSupport() {
  29         super(YangStmtMapping.CONTAINER);
  30     }
  31
  32     @Override
  33     protected final ContainerStatement createDeclared(final StmtContext<QName, ContainerStatement, ?> ctx,
  34             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  35         return new RegularContainerStatement(ctx.coerceStatementArgument(), substatements);
  36     }
  37
  38     @Override
  39     protected final ContainerStatement createEmptyDeclared(final StmtContext<QName, ContainerStatement, ?> ctx) {
  40         return new EmptyContainerStatement(ctx.coerceStatementArgument());
  41     }
  42
  43     @Override
  44     protected final ContainerEffectiveStatement createEffective(
  45             final StmtContext<QName, ContainerStatement, ContainerEffectiveStatement> ctx,
  46             final ContainerStatement declared, final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  47
  48         final SchemaPath path = ctx.getSchemaPath().get();
  49         final ContainerSchemaNode original = (ContainerSchemaNode) ctx.getOriginalCtx().map(StmtContext::buildEffective)
  50                 .orElse(null);
  51         final int flags = new FlagsBuilder()
  52                 .setHistory(ctx.getCopyHistory())
  53                 .setStatus(findFirstArgument(substatements, StatusEffectiveStatement.class, Status.CURRENT))
  54                 .setConfiguration(ctx.isConfiguration())
  55                 .setPresence(findFirstStatement(substatements, PresenceEffectiveStatement.class) != null)
  56                 .toFlags();
  57         return new ContainerEffectiveStatementImpl(declared, path, flags, ctx, substatements, original);
  58     }
  59
  60     @Override
  61     protected final ContainerEffectiveStatement createEmptyEffective(
  62             final StmtContext<QName, ContainerStatement, ContainerEffectiveStatement> ctx,
  63             final ContainerStatement declared) {
  64         return createEffective(ctx, declared, ImmutableList.of());
  65     }
  66 }