diff options
Diffstat (limited to 'tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read')
2 files changed, 164 insertions, 0 deletions
diff --git a/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ElementStateCustomizer.java b/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ElementStateCustomizer.java new file mode 100644 index 000000000..8f1c3a79d --- /dev/null +++ b/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ElementStateCustomizer.java @@ -0,0 +1,93 @@ +/* + * 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. + */ + +#macro( ccase $str ) +#foreach( $word in $rootArtifactId.split('-') )$word.substring(0,1).toUpperCase()$word.substring(1)#end +#end +#set( $classNamePrefix = "#ccase( $rootArtifactId )" ) +#macro( dotted $str ) +#foreach( $word in $rootArtifactId.split('-') )$word.#end +#end +#set( $packageName = "#dotted( $rootArtifactId )" ) +package ${package}.read; + +import ${package}.CrudService; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer; +import java.util.List; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${classNamePrefix}StateBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${packageName}params.Element; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${packageName}params.ElementBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${packageName}params.ElementKey; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Reader for {@link Element} list node from our YANG model. + */ +public final class ElementStateCustomizer implements + ListReaderCustomizer<Element, ElementKey, ElementBuilder> { + + private final CrudService<Element> crudService; + + public ElementStateCustomizer(final CrudService<Element> crudService) { + this.crudService = crudService; + } + + @Nonnull + @Override + public List<ElementKey> getAllIds(@Nonnull final InstanceIdentifier<Element> id, @Nonnull final ReadContext context) + throws ReadFailedException { + // perform read operation and extract keys from data + return crudService.readAll() + .stream() + .map(a -> new ElementKey(a.getId())) + .collect(Collectors.toList()); + } + + @Override + public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<Element> readData) { + // merge children data to parent builder + // used by infrastructure to merge data loaded in separated customizers + ((${classNamePrefix}StateBuilder) builder).setElement(readData); + } + + @Nonnull + @Override + public ElementBuilder getBuilder(@Nonnull final InstanceIdentifier<Element> id) { + // return new builder for this data node + return new ElementBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Element> id, + @Nonnull final ElementBuilder builder, + @Nonnull final ReadContext ctx) throws ReadFailedException { + // this stage is used after reading all ids by getAllIds,to read specific details about data + + // perform read of details of data specified by key of Element in id + final Element data = crudService.readSpecific(id); + + // and sets it to builder + builder.setId(data.getId()); + builder.setKey(data.getKey()); + builder.setDescription(data.getDescription()); + } +} diff --git a/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ModuleStateReaderFactory.java b/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ModuleStateReaderFactory.java new file mode 100644 index 000000000..9df03aed2 --- /dev/null +++ b/tools/archetype/src/main/resources/archetype-resources/__rootArtifactId__-impl/src/main/java/read/ModuleStateReaderFactory.java @@ -0,0 +1,71 @@ +/* + * 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. + */ + +#macro( ccase $str ) +#foreach( $word in $rootArtifactId.split('-') )$word.substring(0,1).toUpperCase()$word.substring(1)#end +#end +#set( $classNamePrefix = "#ccase( $rootArtifactId )" ) +#macro( dotted $str ) +#foreach( $word in $rootArtifactId.split('-') )$word.#end +#end +#set( $packageName = "#dotted( $rootArtifactId )" ) +package ${package}.read; + +import static ${package}.ModuleConfiguration.ELEMENT_SERVICE_NAME; + +import com.google.inject.Inject; +import com.google.inject.name.Named; +import ${package}.CrudService; +import io.fd.honeycomb.translate.impl.read.GenericListReader; +import io.fd.honeycomb.translate.read.ReaderFactory; +import io.fd.honeycomb.translate.read.registry.ModifiableReaderRegistryBuilder; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${classNamePrefix}State; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${classNamePrefix}StateBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.${packageName}rev160918.${packageName}params.Element; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +/** + * Factory producing readers for ${rootArtifactId} plugin's data. + */ +public final class ModuleStateReaderFactory implements ReaderFactory { + + public static final InstanceIdentifier<${classNamePrefix}State> ROOT_STATE_CONTAINER_ID = + InstanceIdentifier.create(${classNamePrefix}State.class); + + /** + * Injected crud service to be passed to customizers instantiated in this factory. + */ + @Inject + @Named(ELEMENT_SERVICE_NAME) + private CrudService<Element> crudService; + + @Override + public void init(@Nonnull final ModifiableReaderRegistryBuilder registry) { + + // register reader that only delegate read's to its children + registry.addStructuralReader(ROOT_STATE_CONTAINER_ID, ${classNamePrefix}StateBuilder.class); + + // just adds reader to the structure + // use addAfter/addBefore if you want to add specific order to readers on the same level of tree + // use subtreeAdd if you want to handle multiple nodes in single customizer/subtreeAddAfter/subtreeAddBefore if you also want to add order + // be aware that instance identifier passes to subtreeAdd/subtreeAddAfter/subtreeAddBefore should define subtree, + // therefore it should be relative from handled node down - InstanceIdentifier.create(HandledNode), not parent.child(HandledNode.class) + registry.add( + new GenericListReader<>(ROOT_STATE_CONTAINER_ID.child(Element.class), + new ElementStateCustomizer(crudService))); + } +} |