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.namespace.ChildSchemaNodeNamespace;
  23 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.BaseQNameStatementSupport;
  24 import org.opendaylight.yangtools.yang.parser.rfc7950.stmt.EffectiveStatementMixins.EffectiveStatementWithFlags.FlagsBuilder;
  25 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext;
  26 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContext.Mutable;
  27 import org.opendaylight.yangtools.yang.parser.spi.meta.StmtContextUtils;
  28 import org.opendaylight.yangtools.yang.parser.spi.source.StatementSourceReference;
  29
  30 abstract class AbstractContainerStatementSupport
  31         extends BaseQNameStatementSupport<ContainerStatement, ContainerEffectiveStatement> {
  32     AbstractContainerStatementSupport() {
  33         super(YangStmtMapping.CONTAINER);
  34     }
  35
  36     @Override
  37     public final QName parseArgumentValue(final StmtContext<?,?,?> ctx, final String value) {
  38         return StmtContextUtils.parseIdentifier(ctx, value);
  39     }
  40
  41     @Override
  42     public final void onStatementAdded(final Mutable<QName, ContainerStatement, ContainerEffectiveStatement> stmt) {
  43         stmt.coerceParentContext().addToNs(ChildSchemaNodeNamespace.class, stmt.coerceStatementArgument(), stmt);
  44     }
  45
  46     @Override
  47     protected final ContainerStatement createDeclared(final StmtContext<QName, ContainerStatement, ?> ctx,
  48             final ImmutableList<? extends DeclaredStatement<?>> substatements) {
  49         return new RegularContainerStatement(ctx.coerceStatementArgument(), substatements);
  50     }
  51
  52     @Override
  53     protected final ContainerStatement createEmptyDeclared(final StmtContext<QName, ContainerStatement, ?> ctx) {
  54         return new EmptyContainerStatement(ctx.coerceStatementArgument());
  55     }
  56
  57     @Override
  58     protected final ContainerEffectiveStatement createEffective(
  59             final StmtContext<QName, ContainerStatement, ContainerEffectiveStatement> ctx,
  60             final ContainerStatement declared, final ImmutableList<? extends EffectiveStatement<?, ?>> substatements) {
  61
  62         final StatementSourceReference ref = ctx.getStatementSourceReference();
  63         final SchemaPath path = ctx.getSchemaPath().get();
  64         final ContainerSchemaNode original = (ContainerSchemaNode) ctx.getOriginalCtx().map(StmtContext::buildEffective)
  65                 .orElse(null);
  66         final int flags = new FlagsBuilder()
  67                 .setHistory(ctx.getCopyHistory())
  68                 .setStatus(findFirstArgument(substatements, StatusEffectiveStatement.class, Status.CURRENT))
  69                 .setConfiguration(ctx.isConfiguration())
  70                 .setPresence(findFirstStatement(substatements, PresenceEffectiveStatement.class) != null)
  71                 .toFlags();
  72         return new ContainerEffectiveStatementImpl(declared, path, flags, ctx, substatements, original);
  73     }
  74
  75     @Override
  76     protected final ContainerEffectiveStatement createEmptyEffective(
  77             final StmtContext<QName, ContainerStatement, ContainerEffectiveStatement> ctx,
  78             final ContainerStatement declared) {
  79         return createEffective(ctx, declared, ImmutableList.of());
  80     }
  81 }