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-rw-r--r--infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/ModifiableDataTreeManager.java69
-rw-r--r--infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegatorTest.java10
-rw-r--r--infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/WriteTransactionTest.java4
3 files changed, 59 insertions, 24 deletions
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 f16172fa5..aa5b3e5cf 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
@@ -17,12 +17,14 @@
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 com.google.common.base.Optional;
import com.google.common.util.concurrent.CheckedFuture;
import io.fd.honeycomb.data.DataModification;
import io.fd.honeycomb.data.ModifiableDataManager;
+import io.fd.honeycomb.translate.ValidationFailedException;
import io.fd.honeycomb.translate.TranslationException;
import javax.annotation.Nonnull;
import org.apache.commons.lang3.builder.RecursiveToStringStyle;
@@ -30,9 +32,12 @@ import org.apache.commons.lang3.builder.ReflectionToStringBuilder;
import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.CursorAwareDataTreeModification;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModificationCursor;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -61,11 +66,12 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
}
protected class ConfigSnapshot implements DataModification {
+ private final DataTreeSnapshot snapshot;
private final DataTreeModification modification;
- private boolean validated = false;
ConfigSnapshot() {
- this.modification = dataTree.takeSnapshot().newModification();
+ this.snapshot = dataTree.takeSnapshot();
+ this.modification = snapshot.newModification();
}
@Override
@@ -95,39 +101,58 @@ public class ModifiableDataTreeManager implements ModifiableDataManager {
}
@Override
- public final void commit() throws DataValidationFailedException, TranslationException {
- if(!validated) {
- validate();
- }
- final DataTreeCandidate candidate = dataTree.prepare(modification);
+ public final void commit() throws TranslationException {
+ final DataTreeCandidate candidate = prepareCandidate(modification);
+ validateCandidate(candidate);
processCandidate(candidate);
dataTree.commit(candidate);
}
+ private DataTreeCandidate prepareCandidate(final DataTreeModification dataTreeModification)
+ throws ValidationFailedException {
+ // Seal the modification (required to perform validate)
+ dataTreeModification.ready();
+
+ // Check if modification can be applied to data tree
+ try {
+ dataTree.validate(dataTreeModification);
+ } catch (DataValidationFailedException e) {
+ throw new ValidationFailedException(e);
+ }
+
+ return dataTree.prepare(dataTreeModification);
+ }
+
+ protected void validateCandidate(final DataTreeCandidate candidate) throws ValidationFailedException {
+ // NOOP
+ }
+
protected void processCandidate(final DataTreeCandidate candidate) throws TranslationException {
// NOOP
}
@Override
- public final void validate() throws DataValidationFailedException {
- modification.ready();
- dataTree.validate(modification);
- validated = true;
+ public final void validate() throws ValidationFailedException {
+ // Modification requires to be sealed before validation.
+ // Sealed modification cannot be altered, so create copy.
+ final CursorAwareDataTreeModification modificationCopy =
+ (CursorAwareDataTreeModification) snapshot.newModification();
+ final DataTreeModificationCursor cursor = modificationCopy.createCursor(dataTree.getRootPath());
+ checkState(cursor != null, "DataTreeModificationCursor for root path should not be null");
+ modification.applyToCursor(cursor);
+ // Then validate it.
+ validateCandidate(prepareCandidate(modificationCopy));
}
@Override
public String toString() {
- return "ConfigSnapshot{" +
- "modification=" +
- ReflectionToStringBuilder.toString(
- modification,
- RecursiveToStringStyle.MULTI_LINE_STYLE,
- false,
- false
- ) + ", validated=" + validated + '}';
+ return "ConfigSnapshot{modification="
+ + ReflectionToStringBuilder.toString(
+ modification,
+ RecursiveToStringStyle.MULTI_LINE_STYLE,
+ false,
+ false
+ ) + '}';
}
}
}
-
-
-
diff --git a/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegatorTest.java b/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegatorTest.java
index 3065a94ff..ef9d3d6d2 100644
--- a/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegatorTest.java
+++ b/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/ModifiableDataTreeDelegatorTest.java
@@ -68,6 +68,16 @@ public class ModifiableDataTreeDelegatorTest extends ModifiableDataTreeDelegator
}
@Test
+ public void testValidateTwice() throws Exception {
+ final MapNode nestedList = getNestedList("listEntry", "listValue");
+
+ final DataModification dataModification = configDataTree.newModification();
+ dataModification.write(NESTED_LIST_ID, nestedList);
+ dataModification.validate();
+ dataModification.validate();
+ }
+
+ @Test
public void testCommitSuccessful() throws Exception {
final MapNode nestedList = getNestedList("listEntry", "listValue");
diff --git a/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/WriteTransactionTest.java b/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/WriteTransactionTest.java
index 1dab5524d..89ecef2f3 100644
--- a/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/WriteTransactionTest.java
+++ b/infra/data-impl/src/test/java/io/fd/honeycomb/data/impl/WriteTransactionTest.java
@@ -27,6 +27,7 @@ import static org.mockito.MockitoAnnotations.initMocks;
import com.google.common.util.concurrent.CheckedFuture;
import io.fd.honeycomb.data.DataModification;
+import io.fd.honeycomb.translate.ValidationFailedException;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
@@ -34,7 +35,6 @@ import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
public class WriteTransactionTest {
@@ -104,7 +104,7 @@ public class WriteTransactionTest {
@Test
public void testSubmitFailed() throws Exception {
- doThrow(mock(DataValidationFailedException.class)).when(configSnapshot).commit();
+ doThrow(mock(ValidationFailedException.class)).when(configSnapshot).commit();
final CheckedFuture<Void, TransactionCommitFailedException> future = writeTx.submit();
try {
future.get();