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-rw-r--r--infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegator.java96
-rw-r--r--infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java38
-rw-r--r--infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/WriteTransaction.java8
3 files changed, 107 insertions, 35 deletions
diff --git a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegator.java b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegator.java
index 92c4b393c..b9246f3c4 100644
--- a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegator.java
+++ b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegator.java
@@ -18,6 +18,8 @@ package io.fd.honeycomb.data.impl;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.util.concurrent.Futures.immediateCheckedFuture;
+import static io.fd.honeycomb.data.impl.ModifiableDataTreeDelegator.DataTreeWriteContextFactory.DataTreeWriteContext;
+import static io.fd.honeycomb.data.impl.ModifiableDataTreeManager.DataTreeContextFactory.DataTreeContext;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Optional;
@@ -28,6 +30,7 @@ import io.fd.honeycomb.data.DataModification;
import io.fd.honeycomb.data.ReadableDataManager;
import io.fd.honeycomb.translate.MappingContext;
import io.fd.honeycomb.translate.TranslationException;
+import io.fd.honeycomb.translate.ValidationFailedException;
import io.fd.honeycomb.translate.util.RWUtils;
import io.fd.honeycomb.translate.util.TransactionMappingContext;
import io.fd.honeycomb.translate.util.write.TransactionWriteContext;
@@ -35,6 +38,7 @@ import io.fd.honeycomb.translate.write.DataObjectUpdate;
import io.fd.honeycomb.translate.write.WriteContext;
import io.fd.honeycomb.translate.write.registry.UpdateFailedException;
import io.fd.honeycomb.translate.write.registry.WriterRegistry;
+import io.fd.honeycomb.translate.write.registry.WriterRegistry.DataObjectUpdates;
import java.util.List;
import java.util.Map;
import java.util.Set;
@@ -83,7 +87,7 @@ public final class ModifiableDataTreeDelegator extends ModifiableDataTreeManager
@Nonnull final SchemaContext schema,
@Nonnull final WriterRegistry writerRegistry,
@Nonnull final DataBroker contextBroker) {
- super(dataTree);
+ super(dataTree, new DataTreeWriteContextFactory());
this.contextBroker = checkNotNull(contextBroker, "contextBroker should not be null");
this.serializer = checkNotNull(serializer, "serializer should not be null");
this.writerRegistry = checkNotNull(writerRegistry, "writerRegistry should not be null");
@@ -109,28 +113,50 @@ public final class ModifiableDataTreeDelegator extends ModifiableDataTreeManager
this.untouchedModification = untouchedModification;
}
- /**
- * Pass the changes to underlying writer layer.
- * Transform from BI to BA.
- * Revert(Write data before to subtrees that have been successfully modified before failure) in case of failure.
- */
@Override
- protected void processCandidate(final DataTreeCandidate candidate)
- throws TranslationException {
+ protected void validateCandidate(final DataTreeContext dataTreeContext) throws ValidationFailedException {
+ final DataObjectUpdates baUpdates =
+ getUpdates((DataTreeWriteContextFactory.DataTreeWriteContext) dataTreeContext);
+ LOG.debug("ModifiableDataTreeDelegator.validateCandidate() extracted updates={}", baUpdates);
- final DataTreeCandidateNode rootNode = candidate.getRootNode();
- final YangInstanceIdentifier rootPath = candidate.getRootPath();
- LOG.trace("ConfigDataTree.modify() rootPath={}, rootNode={}, dataBefore={}, dataAfter={}",
- rootPath, rootNode, rootNode.getDataBefore(), rootNode.getDataAfter());
+ try (final WriteContext ctx = getTransactionWriteContext()) {
+ writerRegistry.validateModifications(baUpdates, ctx);
+ }
+ }
- final ModificationDiff modificationDiff = new ModificationDiff.ModificationDiffBuilder()
+ private DataObjectUpdates getUpdates(final DataTreeWriteContext dataTreeContext) {
+ DataObjectUpdates updates = dataTreeContext.getUpdates();
+ if (updates != null) {
+ return updates;
+ } else {
+ final DataTreeCandidate candidate = dataTreeContext.getCandidate();
+ final DataTreeCandidateNode rootNode = candidate.getRootNode();
+ final YangInstanceIdentifier rootPath = candidate.getRootPath();
+ LOG.trace("ConfigDataTree.getUpdates() rootPath={}, rootNode={}, dataBefore={}, dataAfter={}",
+ rootPath, rootNode, rootNode.getDataBefore(), rootNode.getDataAfter());
+
+ final ModificationDiff modificationDiff = new ModificationDiff.ModificationDiffBuilder()
.setCtx(schema).build(rootNode);
- LOG.debug("ConfigDataTree.modify() diff: {}", modificationDiff);
+ LOG.debug("ConfigDataTree.getUpdates() diff: {}", modificationDiff);
- // Distinguish between updates (create + update) and deletes
- final WriterRegistry.DataObjectUpdates baUpdates =
- toBindingAware(writerRegistry, modificationDiff.getUpdates());
- LOG.debug("ConfigDataTree.modify() extracted updates={}", baUpdates);
+ // Distinguish between updates (create + update) and deletes
+ updates = toBindingAware(writerRegistry, modificationDiff.getUpdates());
+ dataTreeContext.setUpdates(updates);
+ return updates;
+ }
+ }
+
+ /**
+ * Pass the changes to underlying writer layer. Transform from BI to BA. Revert(Write data before to subtrees
+ * that have been successfully modified before failure) in case of failure.
+ */
+ @Override
+ protected void processCandidate(final DataTreeContext dataTreeContext) throws TranslationException {
+ final DataTreeWriteContextFactory.DataTreeWriteContext dataTreeWriteContext =
+ (DataTreeWriteContextFactory.DataTreeWriteContext) dataTreeContext;
+
+ final DataObjectUpdates baUpdates = dataTreeWriteContext.getUpdates();
+ LOG.debug("ModifiableDataTreeDelegator.processCandidate() extracted updates={}", baUpdates);
final WriteContext ctx = getTransactionWriteContext();
final MappingContext mappingContext = ctx.getMappingContext();
@@ -297,6 +323,40 @@ public final class ModifiableDataTreeDelegator extends ModifiableDataTreeManager
return dataObject;
}
+ static final class DataTreeWriteContextFactory implements ModifiableDataTreeManager.DataTreeContextFactory {
+ @Nonnull
+ @Override
+ public DataTreeWriteContext create(@Nonnull final DataTreeCandidate candidate) {
+ return new DataTreeWriteContext(candidate);
+ }
+
+ /**
+ * Implementation of {@link DataTreeContext} that, in addition to {@link DataTreeCandidate}, stores also
+ * {@DataObjectUpdates}. The {@link DataObjectUpdates} are shared by the validation and translation process.
+ */
+ static final class DataTreeWriteContext implements DataTreeContext {
+ private final DataTreeCandidate candidate;
+ private DataObjectUpdates updates;
+
+ DataTreeWriteContext(@Nonnull final DataTreeCandidate candidate) {
+ this.candidate = candidate;
+ }
+
+ @Nonnull
+ @Override
+ public DataTreeCandidate getCandidate() {
+ return candidate;
+ }
+
+ public void setUpdates(@Nonnull final DataObjectUpdates updates) {
+ this.updates = updates;
+ }
+
+ DataObjectUpdates getUpdates() {
+ return updates;
+ }
+ }
+ }
}
diff --git a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java
index aa5b3e5cf..acaa6e5ee 100644
--- a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java
+++ b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java
@@ -19,6 +19,7 @@ package io.fd.honeycomb.data.impl;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import static com.google.common.util.concurrent.Futures.immediateCheckedFuture;
+import static io.fd.honeycomb.data.impl.ModifiableDataTreeManager.DataTreeContextFactory.DataTreeContext;
import com.google.common.base.Optional;
import com.google.common.util.concurrent.CheckedFuture;
@@ -50,9 +51,16 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
private static final Logger LOG = LoggerFactory.getLogger(ModifiableDataTreeManager.class);
private final DataTree dataTree;
+ private final DataTreeContextFactory contextFactory;
public ModifiableDataTreeManager(@Nonnull final DataTree dataTree) {
+ this(dataTree, candidate -> (() -> candidate));
+ }
+
+ public ModifiableDataTreeManager(@Nonnull final DataTree dataTree,
+ @Nonnull final DataTreeContextFactory contextFactory) {
this.dataTree = checkNotNull(dataTree, "dataTree should not be null");
+ this.contextFactory = contextFactory;
}
@Override
@@ -102,13 +110,13 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
@Override
public final void commit() throws TranslationException {
- final DataTreeCandidate candidate = prepareCandidate(modification);
- validateCandidate(candidate);
- processCandidate(candidate);
- dataTree.commit(candidate);
+ final DataTreeContext candidateContext = prepareCandidateContext(modification);
+ validateCandidate(candidateContext);
+ processCandidate(candidateContext);
+ dataTree.commit(candidateContext.getCandidate());
}
- private DataTreeCandidate prepareCandidate(final DataTreeModification dataTreeModification)
+ private DataTreeContext prepareCandidateContext(final DataTreeModification dataTreeModification)
throws ValidationFailedException {
// Seal the modification (required to perform validate)
dataTreeModification.ready();
@@ -120,14 +128,14 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
throw new ValidationFailedException(e);
}
- return dataTree.prepare(dataTreeModification);
+ return contextFactory.create(dataTree.prepare(dataTreeModification));
}
- protected void validateCandidate(final DataTreeCandidate candidate) throws ValidationFailedException {
+ protected void validateCandidate(final DataTreeContext dataTreeContext) throws ValidationFailedException {
// NOOP
}
- protected void processCandidate(final DataTreeCandidate candidate) throws TranslationException {
+ protected void processCandidate(final DataTreeContext dataTreeContext) throws TranslationException {
// NOOP
}
@@ -141,7 +149,7 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
checkState(cursor != null, "DataTreeModificationCursor for root path should not be null");
modification.applyToCursor(cursor);
// Then validate it.
- validateCandidate(prepareCandidate(modificationCopy));
+ validateCandidate(prepareCandidateContext(modificationCopy));
}
@Override
@@ -155,4 +163,16 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
) + '}';
}
}
+
+ interface DataTreeContextFactory {
+ DataTreeContext create(final DataTreeCandidate candidate);
+
+ /**
+ * Stores DataTreeCandidate. Implementation may also store additional data to optimize validation
+ * and translation process.
+ */
+ interface DataTreeContext {
+ DataTreeCandidate getCandidate();
+ }
+ }
}
diff --git a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/WriteTransaction.java b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/WriteTransaction.java
index 8e7dca07b..cd47c65db 100644
--- a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/WriteTransaction.java
+++ b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/WriteTransaction.java
@@ -125,14 +125,6 @@ final class WriteTransaction implements DOMDataWriteTransaction {
try {
status = SUBMITED;
- // Validate first to catch any issues before attempting commit
- if (configModification != null) {
- configModification.validate();
- }
- if (operationalModification != null) {
- operationalModification.validate();
- }
-
if(configModification != null) {
configModification.commit();
}