diff options
Diffstat (limited to 'infra/translate-impl/src/main/java/io/fd/honeycomb/translate/impl/read/GenericInitListReader.java')
-rw-r--r-- | infra/translate-impl/src/main/java/io/fd/honeycomb/translate/impl/read/GenericInitListReader.java | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/infra/translate-impl/src/main/java/io/fd/honeycomb/translate/impl/read/GenericInitListReader.java b/infra/translate-impl/src/main/java/io/fd/honeycomb/translate/impl/read/GenericInitListReader.java new file mode 100644 index 000000000..cabf31633 --- /dev/null +++ b/infra/translate-impl/src/main/java/io/fd/honeycomb/translate/impl/read/GenericInitListReader.java @@ -0,0 +1,82 @@ +/* + * 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.translate.impl.read; + +import static io.fd.honeycomb.translate.impl.read.GenericInitReader.writeInit; + +import com.google.common.base.Optional; +import io.fd.honeycomb.translate.read.InitFailedException; +import io.fd.honeycomb.translate.read.InitListReader; +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 io.fd.honeycomb.translate.util.RWUtils; +import javax.annotation.Nonnull; +import org.opendaylight.controller.md.sal.binding.api.DataBroker; +import org.opendaylight.yangtools.concepts.Builder; +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; + +public final class GenericInitListReader<O extends DataObject & Identifiable<K>, K extends Identifier<O>, B extends Builder<O>> + extends GenericListReader<O, K, B> + implements InitListReader<O, K, B> { + + private static final Logger LOG = LoggerFactory.getLogger(GenericInitListReader.class); + + public GenericInitListReader(@Nonnull final InstanceIdentifier<O> id, + @Nonnull final InitializingListReaderCustomizer<O, K, B> customizer) { + super(id, customizer); + } + + @Override + public void init(final DataBroker broker, final InstanceIdentifier<O> id, final ReadContext ctx) + throws InitFailedException { + LOG.debug("{}: Initializing current: {}", this, id); + + try { + for (K k : getAllIds(id, ctx)) { + initSingle(broker, RWUtils.replaceLastInId(id, RWUtils.getCurrentIdItem(id, k)), ctx); + } + } catch (ReadFailedException e) { + LOG.warn("{}: Failed to initialize current, unable to read: {}", this, id, e); + throw new InitFailedException(e.getFailedId(), e); + } + } + + private void initSingle(final DataBroker broker, final InstanceIdentifier<O> id, final ReadContext ctx) + throws InitFailedException { + LOG.debug("{}: Initializing current: {}", this, id); + + try { + final Optional<O> operational = readCurrent(id, ctx); + if (operational.isPresent()) { + final Initialized<? extends DataObject> init = + ((InitializingListReaderCustomizer<O, K, B>) customizer).init(id, operational.get(), ctx); + LOG.debug("{}: Writing init config : {} at: {}", GenericInitListReader.this, init.getData(), init.getId()); + writeInit(broker, init); + } + } catch (ReadFailedException e) { + LOG.warn("{}: Failed to initialize current, unable to read: {}", this, id, e); + throw new InitFailedException(e.getFailedId(), e); + } + } +} |