diff options
Diffstat (limited to 'v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/read/CompositeListReader.java')
-rw-r--r-- | v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/read/CompositeListReader.java | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/read/CompositeListReader.java b/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/read/CompositeListReader.java deleted file mode 100644 index 7c438f669..000000000 --- a/v3po/translate-impl/src/main/java/io/fd/honeycomb/v3po/translate/impl/read/CompositeListReader.java +++ /dev/null @@ -1,157 +0,0 @@ -/* - * 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.read; - -import static com.google.common.base.Preconditions.checkArgument; - -import com.google.common.annotations.Beta; -import com.google.common.base.Optional; -import io.fd.honeycomb.v3po.translate.impl.TraversalType; -import io.fd.honeycomb.v3po.translate.read.ReadFailedException; -import io.fd.honeycomb.v3po.translate.util.RWUtils; -import io.fd.honeycomb.v3po.translate.read.ChildReader; -import io.fd.honeycomb.v3po.translate.read.ListReader; -import io.fd.honeycomb.v3po.translate.read.ReadContext; -import io.fd.honeycomb.v3po.translate.spi.read.ListReaderCustomizer; -import java.util.ArrayList; -import java.util.List; -import javax.annotation.Nonnull; -import javax.annotation.concurrent.ThreadSafe; -import org.opendaylight.yangtools.concepts.Builder; -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.Identifiable; -import org.opendaylight.yangtools.yang.binding.Identifier; -import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * Composite implementation of {@link ChildReader} able to place the read result into parent builder object intended - * for list node type. - * - * This reader checks if the IDs are wildcarded in which case it performs read of all list entries. In case the ID has a - * key, it reads only the specified value. - */ -@Beta -@ThreadSafe -public final class CompositeListReader<C extends DataObject & Identifiable<K>, K extends Identifier<C>, B extends Builder<C>> - extends AbstractCompositeReader<C, B> implements ChildReader<C>, ListReader<C, K> { - - private static final Logger LOG = LoggerFactory.getLogger(CompositeListReader.class); - - private final ListReaderCustomizer<C, K, B> customizer; - - /** - * Create new {@link CompositeListReader} - * - * @param managedDataObjectType Class object for managed data type. Must come from a list node type. - * @param childReaders Child nodes(container, list) readers - * @param augReaders Child augmentations readers - * @param customizer Customizer instance to customize this generic reader - */ - public CompositeListReader(@Nonnull final Class<C> managedDataObjectType, - @Nonnull final List<ChildReader<? extends ChildOf<C>>> childReaders, - @Nonnull final List<ChildReader<? extends Augmentation<C>>> augReaders, - @Nonnull final ListReaderCustomizer<C, K, B> customizer) { - this(managedDataObjectType, childReaders, augReaders, customizer, TraversalType.PREORDER); - } - - /** - * Create new {@link CompositeListReader} - * - * @param managedDataObjectType Class object for managed data type. Must come from a list node type. - * @param childReaders Child nodes(container, list) readers - * @param augReaders Child augmentations readers - * @param customizer Customizer instance to customize this generic reader - * @param traversalType Type of traversal to use in the tree of readers - */ - public CompositeListReader(@Nonnull final Class<C> managedDataObjectType, - @Nonnull final List<ChildReader<? extends ChildOf<C>>> childReaders, - @Nonnull final List<ChildReader<? extends Augmentation<C>>> augReaders, - @Nonnull final ListReaderCustomizer<C, K, B> customizer, - @Nonnull final TraversalType traversalType) { - super(managedDataObjectType, childReaders, augReaders, traversalType); - this.customizer = customizer; - } - - /** - * @see {@link CompositeListReader#CompositeListReader(Class, List, List, ListReaderCustomizer)} - */ - public CompositeListReader(@Nonnull final Class<C> managedDataObjectType, - @Nonnull final List<ChildReader<? extends ChildOf<C>>> childReaders, - @Nonnull final ListReaderCustomizer<C, K, B> customizer) { - this(managedDataObjectType, childReaders, RWUtils.<C>emptyAugReaderList(), customizer); - } - - /** - * @see {@link CompositeListReader#CompositeListReader(Class, List, List, ListReaderCustomizer)} - */ - public CompositeListReader(@Nonnull final Class<C> managedDataObjectType, - @Nonnull final ListReaderCustomizer<C, K, B> customizer) { - this(managedDataObjectType, RWUtils.<C>emptyChildReaderList(), RWUtils.<C>emptyAugReaderList(), - customizer); - } - - @Override - public void read(@Nonnull final InstanceIdentifier<? extends DataObject> id, - @Nonnull final Builder<? extends DataObject> parentBuilder, - @Nonnull final ReadContext ctx) throws ReadFailedException { - // Create ID pointing to current node - final InstanceIdentifier<C> currentId = RWUtils.appendTypeToId(id, getManagedDataObjectType()); - // Read all, since current ID is definitely wildcarded - final List<C> ifcs = readList(currentId, ctx); - customizer.merge(parentBuilder, ifcs); - } - - @Override - @Nonnull - public List<C> readList(@Nonnull final InstanceIdentifier<C> id, - @Nonnull final ReadContext ctx) throws ReadFailedException { - LOG.trace("{}: Reading all list entries", this); - final List<K> allIds = customizer.getAllIds(id, ctx); - LOG.debug("{}: Reading list entries for: {}", this, allIds); - - final ArrayList<C> allEntries = new ArrayList<>(allIds.size()); - for (K key : allIds) { - final InstanceIdentifier.IdentifiableItem<C, K> currentBdItem = - RWUtils.getCurrentIdItem(id, key); - final InstanceIdentifier<C> keyedId = RWUtils.replaceLastInId(id, currentBdItem); - final Optional<C> read = readCurrent(keyedId, ctx); - if(read.isPresent()) { - final DataObject singleItem = read.get(); - checkArgument(getManagedDataObjectType().getTargetType().isAssignableFrom(singleItem.getClass())); - allEntries.add(getManagedDataObjectType().getTargetType().cast(singleItem)); - } - } - return allEntries; - } - - @Override - protected void readCurrentAttributes(@Nonnull final InstanceIdentifier<C> id, @Nonnull final B builder, - @Nonnull final ReadContext ctx) - throws ReadFailedException { - customizer.readCurrentAttributes(id, builder, ctx); - } - - @Override - protected B getBuilder(@Nonnull final InstanceIdentifier<C> id) { - return customizer.getBuilder(id); - } - -} |