diff options
Diffstat (limited to 'lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/write/LocatorSetCustomizer.java')
-rwxr-xr-x | lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/write/LocatorSetCustomizer.java | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/write/LocatorSetCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/write/LocatorSetCustomizer.java new file mode 100755 index 000000000..f929193a8 --- /dev/null +++ b/lisp/lisp2vpp/src/main/java/io/fd/hc2vpp/lisp/translate/write/LocatorSetCustomizer.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.hc2vpp.lisp.translate.write; + +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; +import static java.nio.charset.StandardCharsets.UTF_8; + +import io.fd.hc2vpp.lisp.translate.read.trait.LocatorSetReader; +import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer; +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.LispAddDelLocatorSet; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.List; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.locator.sets.grouping.locator.sets.LocatorSet; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.locator.sets.grouping.locator.sets.LocatorSetKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.locator.sets.grouping.locator.sets.locator.set.Interface; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + + +/** + * Customizer for {@link LocatorSet} entity. + * + * @see LocatorSet + */ +public class LocatorSetCustomizer extends FutureJVppCustomizer + implements ListWriterCustomizer<LocatorSet, LocatorSetKey>, ByteDataTranslator, + LocatorSetReader { + + private final NamingContext locatorSetContext; + + public LocatorSetCustomizer(@Nonnull final FutureJVppCore futureJvpp, + @Nonnull final NamingContext locatorSetContext) { + super(futureJvpp); + this.locatorSetContext = checkNotNull(locatorSetContext, "Locator set context cannot be null"); + } + + @Override + public void writeCurrentAttributes(@Nonnull InstanceIdentifier<LocatorSet> id, + @Nonnull LocatorSet dataAfter, + @Nonnull WriteContext writeContext) throws WriteFailedException { + checkState(isNonEmptyLocatorSet(writeContext.readAfter(id).get()), + "Creating empty locator-sets is not allowed"); + final String locatorSetName = dataAfter.getName(); + checkState(!locatorSetContext.containsIndex(locatorSetName, writeContext.getMappingContext()), + "Locator set with name %s already defined", locatorSetName); + + final int locatorSetIndex = addDelLocatorSetAndReply(true, dataAfter.getName(), id); + locatorSetContext.addName(locatorSetIndex, locatorSetName, writeContext.getMappingContext()); + } + + private boolean isNonEmptyLocatorSet(final LocatorSet locatorSet) { + final List<Interface> locators = locatorSet.getInterface(); + return locators != null && !locators.isEmpty(); + } + + @Override + public void updateCurrentAttributes(@Nonnull InstanceIdentifier<LocatorSet> id, + @Nonnull LocatorSet dataBefore, + @Nonnull LocatorSet dataAfter, + @Nonnull WriteContext writeContext) throws WriteFailedException { + throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, + new UnsupportedOperationException("Operation not supported")); + } + + @Override + public void deleteCurrentAttributes(@Nonnull InstanceIdentifier<LocatorSet> id, + @Nonnull LocatorSet dataBefore, + @Nonnull WriteContext writeContext) throws WriteFailedException { + final String locatorSetName = dataBefore.getName(); + addDelLocatorSetAndReply(false, dataBefore.getName(), id); + //removes mapping after successful delete + locatorSetContext.removeName(locatorSetName, writeContext.getMappingContext()); + } + + private int addDelLocatorSetAndReply(final boolean add, final String name, final InstanceIdentifier<LocatorSet> id) + throws WriteFailedException { + + LispAddDelLocatorSet addDelSet = new LispAddDelLocatorSet(); + + addDelSet.isAdd = booleanToByte(add); + addDelSet.locatorSetName = name.getBytes(UTF_8); + + return getReplyForWrite(getFutureJVpp().lispAddDelLocatorSet(addDelSet).toCompletableFuture(), id).lsIndex; + } +} |