diff options
Diffstat (limited to 'v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/write/CompositeChildWriter.java')
-rw-r--r-- | v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/write/CompositeChildWriter.java | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/write/CompositeChildWriter.java b/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/write/CompositeChildWriter.java new file mode 100644 index 000000000..fbfeffbdb --- /dev/null +++ b/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/write/CompositeChildWriter.java @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.honeycomb.v3po.translate.impl.write; + +import com.google.common.base.Optional; +import io.fd.honeycomb.v3po.translate.write.ChildWriter; +import io.fd.honeycomb.v3po.translate.write.WriteContext; +import io.fd.honeycomb.v3po.translate.util.RWUtils; +import io.fd.honeycomb.v3po.translate.spi.write.ChildWriterCustomizer; +import java.util.List; +import javax.annotation.Nonnull; +import org.opendaylight.yangtools.yang.binding.Augmentation; +import org.opendaylight.yangtools.yang.binding.ChildOf; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +public class CompositeChildWriter<D extends DataObject> extends AbstractCompositeWriter<D> + implements ChildWriter<D> { + + private final ChildWriterCustomizer<D> customizer; + + public CompositeChildWriter(@Nonnull final Class<D> type, + @Nonnull final List<ChildWriter<? extends ChildOf<D>>> childWriters, + @Nonnull final List<ChildWriter<? extends Augmentation<D>>> augWriters, + @Nonnull final ChildWriterCustomizer<D> customizer) { + super(type, childWriters, augWriters); + this.customizer = customizer; + } + + public CompositeChildWriter(@Nonnull final Class<D> type, + @Nonnull final List<ChildWriter<? extends ChildOf<D>>> childWriters, + @Nonnull final ChildWriterCustomizer<D> customizer) { + this(type, childWriters, RWUtils.<D>emptyAugWriterList(), customizer); + } + + public CompositeChildWriter(@Nonnull final Class<D> type, + @Nonnull final ChildWriterCustomizer<D> customizer) { + this(type, RWUtils.<D>emptyChildWriterList(), RWUtils.<D>emptyAugWriterList(), customizer); + } + + @Override + protected void writeCurrentAttributes(@Nonnull final InstanceIdentifier<D> id, @Nonnull final D data, + @Nonnull final WriteContext ctx) { + customizer.writeCurrentAttributes(id, data, ctx.getContext()); + } + + @Override + protected void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<D> id, @Nonnull final D dataBefore, + @Nonnull WriteContext ctx) { + customizer.deleteCurrentAttributes(id, dataBefore, ctx.getContext()); + } + + @Override + protected void updateCurrentAttributes(@Nonnull final InstanceIdentifier<D> id, @Nonnull final D dataBefore, + @Nonnull final D dataAfter, @Nonnull WriteContext ctx) { + customizer.updateCurrentAttributes(id, dataBefore, dataAfter, ctx.getContext()); + } + + @Override + public void writeChild(@Nonnull final InstanceIdentifier<? extends DataObject> parentId, + @Nonnull final DataObject parentData, @Nonnull WriteContext ctx) { + final InstanceIdentifier<D> currentId = RWUtils.appendTypeToId(parentId, getManagedDataObjectType()); + final Optional<D> currentData = customizer.extract(currentId, parentData); + if(currentData.isPresent()) { + writeCurrent(currentId, currentData.get(), ctx); + } + } + + @Override + public void deleteChild(@Nonnull final InstanceIdentifier<? extends DataObject> parentId, + @Nonnull final DataObject parentData, + @Nonnull final WriteContext ctx) { + final InstanceIdentifier<D> currentId = RWUtils.appendTypeToId(parentId, getManagedDataObjectType()); + final Optional<D> currentData = customizer.extract(currentId, parentData); + if(currentData.isPresent()) { + deleteCurrent(currentId, currentData.get(), ctx); + } + } + + @Override + public void updateChild(@Nonnull final InstanceIdentifier<? extends DataObject> parentId, + @Nonnull final DataObject parentDataBefore, @Nonnull final DataObject parentDataAfter, + @Nonnull final WriteContext ctx) { + final InstanceIdentifier<D> currentId = RWUtils.appendTypeToId(parentId, getManagedDataObjectType()); + final Optional<D> before = customizer.extract(currentId, parentDataBefore); + final Optional<D> after = customizer.extract(currentId, parentDataAfter); + if(before.isPresent() && after.isPresent()) { + updateCurrent(currentId, before.get(), after.get(), ctx); + } + } +} |