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Diffstat (limited to 'samples/interfaces/mapping/src/main/java/io/fd/honeycomb/samples/interfaces/mapping/oper/InterfaceReaderCustomizer.java')
-rw-r--r-- | samples/interfaces/mapping/src/main/java/io/fd/honeycomb/samples/interfaces/mapping/oper/InterfaceReaderCustomizer.java | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/samples/interfaces/mapping/src/main/java/io/fd/honeycomb/samples/interfaces/mapping/oper/InterfaceReaderCustomizer.java b/samples/interfaces/mapping/src/main/java/io/fd/honeycomb/samples/interfaces/mapping/oper/InterfaceReaderCustomizer.java deleted file mode 100644 index 850c1396b..000000000 --- a/samples/interfaces/mapping/src/main/java/io/fd/honeycomb/samples/interfaces/mapping/oper/InterfaceReaderCustomizer.java +++ /dev/null @@ -1,120 +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.samples.interfaces.mapping.oper; - -import io.fd.honeycomb.samples.interfaces.mapping.LowerLayerAccess; -import io.fd.honeycomb.translate.read.ReadContext; -import io.fd.honeycomb.translate.read.ReadFailedException; -import io.fd.honeycomb.translate.spi.read.Initialized; -import io.fd.honeycomb.translate.spi.read.InitializingListReaderCustomizer; -import java.util.List; -import java.util.stream.Collectors; -import javax.annotation.Nonnull; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.InterfaceId; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.Interfaces; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.InterfacesStateBuilder; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.state.Interface; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.state.InterfaceBuilder; -import org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.state.InterfaceKey; -import org.opendaylight.yangtools.concepts.Builder; -import org.opendaylight.yangtools.yang.binding.DataObject; -import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * This is a customizer responsible for reading Interface operational data - */ -public class InterfaceReaderCustomizer implements - InitializingListReaderCustomizer<Interface, InterfaceKey, InterfaceBuilder> { - - private static final Logger LOG = LoggerFactory.getLogger(InterfaceReaderCustomizer.class); - private final LowerLayerAccess access; - - public InterfaceReaderCustomizer(final LowerLayerAccess access) { - this.access = access; - } - - @Nonnull - @Override - public List<InterfaceKey> getAllIds(@Nonnull final InstanceIdentifier<Interface> id, - @Nonnull final ReadContext context) throws ReadFailedException { - // context can be used to access cache (lifetime during a transaction) to store any information for - // subsequent invocations or for other customizers - // context.getModificationCache(); - - // context can also be used to access context data. Context data are stored in a persistent data store - // and usually are additional data required to perform the translation in customizers e.g. if underlying layer - // does not recognize interface-ids as string names, but only indices, the mapping between them can should - // be stored in the context data store - // Note: The context datastore is also YANG drive, so context data must be modeled in YANG prior to using them - // context.getMappingContext(); - - // return some sample IDs - return access.getAllInterfaceNames().stream() - .map(InterfaceId::new) - .map(InterfaceKey::new) - .collect(Collectors.toList()); - } - - @Override - public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<Interface> readData) { - // Just set the result of this customizers read into parent builder - // Builder has to be cast properly - ((InterfacesStateBuilder) builder).setInterface(readData); - } - - @Nonnull - @Override - public InterfaceBuilder getBuilder(@Nonnull final InstanceIdentifier<Interface> id) { - // Just providing empty builder - return new InterfaceBuilder(); - } - - @Override - public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Interface> id, - @Nonnull final InterfaceBuilder builder, @Nonnull final ReadContext ctx) - throws ReadFailedException { - // This is where the actual "read" is happening, read attributes for a specific interface - final InterfaceKey k = id.firstKeyOf(Interface.class); - final String ifcId = k.getInterfaceId().getValue(); - LOG.info("Reading data for interface: {} at {}", ifcId, id); - - // Fill in some random values, this is actually the place where communication with lower layer - // would occur to get the real values - builder.setMtu(access.getMtuForInterface(ifcId)); - builder.setInterfaceId(k.getInterfaceId()); - // Counters container is not set here, instead a dedicated customizer is created for it - // It could be set here, if this customizer + its reader were marked as subtree reader in the ReaderFactory - // However its a good practice to provide a dedicated reader+customizer for every complex node - } - - @Override - public Initialized<org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.Interface> init( - @Nonnull final InstanceIdentifier<Interface> id, - @Nonnull final Interface readValue, - @Nonnull final ReadContext ctx) { - return Initialized.create(InstanceIdentifier.create(Interfaces.class) - .child(org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.Interface.class, - new org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.InterfaceKey( - id.firstKeyOf(Interface.class).getInterfaceId())), - new org.opendaylight.yang.gen.v1.io.fd.honeycomb.samples.interfaces.rev160810.interfaces.InterfaceBuilder() - .setMtu(readValue.getMtu()) - .setInterfaceId(readValue.getInterfaceId()) - .build()); - } -} |