*/
package org.opendaylight.controller.cluster.datastore.persisted;
+import static java.util.Objects.requireNonNull;
+
import com.google.common.annotations.Beta;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.ImmutableList;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
-import java.util.Collections;
-import org.opendaylight.controller.cluster.datastore.node.utils.stream.NormalizedNodeDataInput;
-import org.opendaylight.controller.cluster.datastore.node.utils.stream.NormalizedNodeDataOutput;
-import org.opendaylight.controller.cluster.datastore.node.utils.stream.NormalizedNodeInputOutput;
+import org.eclipse.jdt.annotation.NonNullByDefault;
+import org.opendaylight.yangtools.concepts.Immutable;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
+import org.opendaylight.yangtools.yang.data.api.schema.stream.ReusableStreamReceiver;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNodes;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidates;
import org.opendaylight.yangtools.yang.data.api.schema.tree.ModificationType;
+import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeDataInput;
+import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeDataOutput;
+import org.opendaylight.yangtools.yang.data.codec.binfmt.NormalizedNodeStreamVersion;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
throw new UnsupportedOperationException();
}
- private static DataTreeCandidateNode readModifiedNode(final ModificationType type,
- final NormalizedNodeDataInput in) throws IOException {
-
+ private static DataTreeCandidateNode readModifiedNode(final ModificationType type, final NormalizedNodeDataInput in,
+ final ReusableStreamReceiver receiver) throws IOException {
final PathArgument identifier = in.readPathArgument();
- final Collection<DataTreeCandidateNode> children = readChildren(in);
+ final Collection<DataTreeCandidateNode> children = readChildren(in, receiver);
if (children.isEmpty()) {
LOG.debug("Modified node {} does not have any children, not instantiating it", identifier);
return null;
- } else {
- return ModifiedDataTreeCandidateNode.create(identifier, type, children);
}
+
+ return ModifiedDataTreeCandidateNode.create(identifier, type, children);
}
- private static Collection<DataTreeCandidateNode> readChildren(final NormalizedNodeDataInput in) throws IOException {
+ private static Collection<DataTreeCandidateNode> readChildren(final NormalizedNodeDataInput in,
+ final ReusableStreamReceiver receiver) throws IOException {
final int size = in.readInt();
- if (size != 0) {
- final Collection<DataTreeCandidateNode> ret = new ArrayList<>(size);
- for (int i = 0; i < size; ++i) {
- final DataTreeCandidateNode child = readNode(in);
- if (child != null) {
- ret.add(child);
- }
+ if (size == 0) {
+ return ImmutableList.of();
+ }
+
+ final Collection<DataTreeCandidateNode> ret = new ArrayList<>(size);
+ for (int i = 0; i < size; ++i) {
+ final DataTreeCandidateNode child = readNode(in, receiver);
+ if (child != null) {
+ ret.add(child);
}
- return ret;
- } else {
- return Collections.emptyList();
}
+ return ret;
}
- private static DataTreeCandidateNode readNode(final NormalizedNodeDataInput in) throws IOException {
+ private static DataTreeCandidateNode readNode(final NormalizedNodeDataInput in,
+ final ReusableStreamReceiver receiver) throws IOException {
final byte type = in.readByte();
switch (type) {
case APPEARED:
- return readModifiedNode(ModificationType.APPEARED, in);
+ return readModifiedNode(ModificationType.APPEARED, in, receiver);
case DELETE:
return DeletedDataTreeCandidateNode.create(in.readPathArgument());
case DISAPPEARED:
- return readModifiedNode(ModificationType.DISAPPEARED, in);
+ return readModifiedNode(ModificationType.DISAPPEARED, in, receiver);
case SUBTREE_MODIFIED:
- return readModifiedNode(ModificationType.SUBTREE_MODIFIED, in);
+ return readModifiedNode(ModificationType.SUBTREE_MODIFIED, in, receiver);
case UNMODIFIED:
return null;
case WRITE:
- return DataTreeCandidateNodes.fromNormalizedNode(in.readNormalizedNode());
+ return DataTreeCandidateNodes.written(in.readNormalizedNode(receiver));
default:
throw new IllegalArgumentException("Unhandled node type " + type);
}
}
- public static DataTreeCandidate readDataTreeCandidate(final DataInput in) throws IOException {
- final NormalizedNodeDataInput reader = NormalizedNodeInputOutput.newDataInput(in);
+ @NonNullByDefault
+ public static final class DataTreeCandidateWithVersion implements Immutable {
+ private final DataTreeCandidate candidate;
+ private final NormalizedNodeStreamVersion version;
+
+ public DataTreeCandidateWithVersion(final DataTreeCandidate candidate,
+ final NormalizedNodeStreamVersion version) {
+ this.candidate = requireNonNull(candidate);
+ this.version = requireNonNull(version);
+ }
+
+ public DataTreeCandidate getCandidate() {
+ return candidate;
+ }
+
+ public NormalizedNodeStreamVersion getVersion() {
+ return version;
+ }
+ }
+
+ public static DataTreeCandidateWithVersion readDataTreeCandidate(final DataInput in,
+ final ReusableStreamReceiver receiver) throws IOException {
+ final NormalizedNodeDataInput reader = NormalizedNodeDataInput.newDataInput(in);
final YangInstanceIdentifier rootPath = reader.readYangInstanceIdentifier();
final byte type = reader.readByte();
final DataTreeCandidateNode rootNode;
switch (type) {
case APPEARED:
- rootNode = ModifiedDataTreeCandidateNode.create(ModificationType.APPEARED, readChildren(reader));
+ rootNode = ModifiedDataTreeCandidateNode.create(ModificationType.APPEARED,
+ readChildren(reader, receiver));
break;
case DELETE:
rootNode = DeletedDataTreeCandidateNode.create();
break;
case DISAPPEARED:
- rootNode = ModifiedDataTreeCandidateNode.create(ModificationType.DISAPPEARED, readChildren(reader));
+ rootNode = ModifiedDataTreeCandidateNode.create(ModificationType.DISAPPEARED,
+ readChildren(reader, receiver));
break;
case SUBTREE_MODIFIED:
rootNode = ModifiedDataTreeCandidateNode.create(ModificationType.SUBTREE_MODIFIED,
- readChildren(reader));
+ readChildren(reader, receiver));
break;
case WRITE:
- rootNode = DataTreeCandidateNodes.fromNormalizedNode(reader.readNormalizedNode());
+ rootNode = DataTreeCandidateNodes.written(reader.readNormalizedNode(receiver));
break;
case UNMODIFIED:
rootNode = AbstractDataTreeCandidateNode.createUnmodified();
throw new IllegalArgumentException("Unhandled node type " + type);
}
- return DataTreeCandidates.newDataTreeCandidate(rootPath, rootNode);
+ return new DataTreeCandidateWithVersion(DataTreeCandidates.newDataTreeCandidate(rootPath, rootNode),
+ reader.getVersion());
}
-
private static void writeChildren(final NormalizedNodeDataOutput out,
final Collection<DataTreeCandidateNode> children) throws IOException {
out.writeInt(children.size());
out.writeByte(UNMODIFIED);
break;
default:
- throw new IllegalArgumentException("Unhandled node type " + node.getModificationType());
+ throwUnhandledNodeType(node);
}
}
- public static void writeDataTreeCandidate(final DataOutput out, DataTreeCandidate candidate) throws IOException {
- try (NormalizedNodeDataOutput writer = NormalizedNodeInputOutput.newDataOutput(out)) {
+ @VisibleForTesting
+ public static void writeDataTreeCandidate(final DataOutput out, final PayloadVersion version,
+ final DataTreeCandidate candidate) throws IOException {
+ try (NormalizedNodeDataOutput writer = version.getStreamVersion().newDataOutput(out)) {
writer.writeYangInstanceIdentifier(candidate.getRootPath());
final DataTreeCandidateNode node = candidate.getRootNode();
writer.writeNormalizedNode(node.getDataAfter().get());
break;
default:
- throw new IllegalArgumentException("Unhandled node type " + node.getModificationType());
+ throwUnhandledNodeType(node);
}
}
}
+
+ public static void writeDataTreeCandidate(final DataOutput out, final DataTreeCandidate candidate)
+ throws IOException {
+ writeDataTreeCandidate(out, PayloadVersion.current(), candidate);
+ }
+
+ private static void throwUnhandledNodeType(final DataTreeCandidateNode node) {
+ throw new IllegalArgumentException("Unhandled node type " + node.getModificationType());
+ }
}
Code Review / controller.git / blobdiff