Examples with DataTreeSnapshot org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot used on opensource projects

Example 16 with DataTreeSnapshot

use of org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot in project yangtools by opendaylight.

the class ConcurrentTreeModificationTest method mergeWriteFooBar1stLevelEmptyTreeTest.

@Test
public void mergeWriteFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
    final DataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
    final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
    final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
    modificationTree1.merge(TestModel.TEST_PATH, createFooTestContainerNode());
    modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
    modificationTree1.ready();
    modificationTree2.ready();
    inMemoryDataTree.validate(modificationTree1);
    final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
    inMemoryDataTree.commit(prepare1);
    try {
        inMemoryDataTree.validate(modificationTree2);
        fail("Exception should have been thrown.");
        final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
        inMemoryDataTree.commit(prepare2);
    } catch (final ConflictingModificationAppliedException ex) {
        LOG.debug("ConflictingModificationAppliedException - was thrown as expected", ex);
    }
    final DataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
    assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
    assertFalse(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH).isPresent());
}

Example 17 with DataTreeSnapshot

use of org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot in project yangtools by opendaylight.

the class ConcurrentTreeModificationTest method deleteWriteFooBar1stLevelEmptyContainerTest.

@Test
public void deleteWriteFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
    final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
    initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
    initialDataTreeModification.ready();
    inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
    final DataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
    final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
    final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
    modificationTree1.delete(TestModel.TEST_PATH);
    modificationTree2.write(TestModel.TEST_PATH, createBarTestContainerNode());
    modificationTree1.ready();
    modificationTree2.ready();
    inMemoryDataTree.validate(modificationTree1);
    final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
    inMemoryDataTree.commit(prepare1);
    try {
        inMemoryDataTree.validate(modificationTree2);
        fail("Exception should have been thrown.");
        final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
        inMemoryDataTree.commit(prepare2);
    } catch (final ConflictingModificationAppliedException ex) {
        LOG.debug("ConflictingModificationAppliedException was thrown as expected", ex);
    }
    final DataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
    assertFalse(snapshotAfterCommits.readNode(TestModel.TEST_PATH).isPresent());
}

Example 18 with DataTreeSnapshot

use of org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot in project yangtools by opendaylight.

the class ConcurrentTreeModificationTest method writeMergeFooBar1stLevelEmptyTreeTest.

@Test
public void writeMergeFooBar1stLevelEmptyTreeTest() throws DataValidationFailedException {
    final DataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
    final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
    final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
    modificationTree1.write(TestModel.TEST_PATH, createFooTestContainerNode());
    modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
    modificationTree1.ready();
    modificationTree2.ready();
    inMemoryDataTree.validate(modificationTree1);
    final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
    inMemoryDataTree.commit(prepare1);
    inMemoryDataTree.validate(modificationTree2);
    final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
    inMemoryDataTree.commit(prepare2);
    final DataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
    assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_1_PATH), MapEntryNode.class);
    assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}

Example 19 with DataTreeSnapshot

use of org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot in project yangtools by opendaylight.

the class ConcurrentTreeModificationTest method deleteMergeFooBar1stLevelEmptyContainerTest.

@Test
public void deleteMergeFooBar1stLevelEmptyContainerTest() throws DataValidationFailedException {
    final DataTreeModification initialDataTreeModification = inMemoryDataTree.takeSnapshot().newModification();
    initialDataTreeModification.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
    initialDataTreeModification.ready();
    inMemoryDataTree.commit(inMemoryDataTree.prepare(initialDataTreeModification));
    final DataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
    final DataTreeModification modificationTree1 = initialDataTreeSnapshot.newModification();
    final DataTreeModification modificationTree2 = initialDataTreeSnapshot.newModification();
    modificationTree1.delete(TestModel.TEST_PATH);
    modificationTree2.merge(TestModel.TEST_PATH, createBarTestContainerNode());
    modificationTree1.ready();
    modificationTree2.ready();
    inMemoryDataTree.validate(modificationTree1);
    final DataTreeCandidate prepare1 = inMemoryDataTree.prepare(modificationTree1);
    inMemoryDataTree.commit(prepare1);
    inMemoryDataTree.validate(modificationTree2);
    final DataTreeCandidate prepare2 = inMemoryDataTree.prepare(modificationTree2);
    inMemoryDataTree.commit(prepare2);
    final DataTreeSnapshot snapshotAfterCommits = inMemoryDataTree.takeSnapshot();
    assertPresentAndType(snapshotAfterCommits.readNode(OUTER_LIST_2_PATH), MapEntryNode.class);
}

Example 20 with DataTreeSnapshot

use of org.opendaylight.yangtools.yang.data.tree.api.DataTreeSnapshot in project yangtools by opendaylight.

the class ListConstraintsValidation method prepare.

@Before
public void prepare() throws DataValidationFailedException {
    inMemoryDataTree = new InMemoryDataTreeFactory().create(DataTreeConfiguration.DEFAULT_OPERATIONAL, schemaContext);
    final DataTreeSnapshot initialDataTreeSnapshot = inMemoryDataTree.takeSnapshot();
    final DataTreeModification modificationTree = initialDataTreeSnapshot.newModification();
    modificationTree.write(MASTER_CONTAINER_PATH, ImmutableNodes.containerNode(MASTER_CONTAINER_QNAME));
    modificationTree.ready();
    inMemoryDataTree.commit(inMemoryDataTree.prepare(modificationTree));
}