package org.opendaylight.controller.md.sal.dom.store.impl.tree.data;
+import org.opendaylight.controller.md.sal.dom.store.impl.tree.spi.TreeNode;
import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
import com.google.common.base.Optional;
import com.google.common.primitives.UnsignedLong;
+/**
+ * An implementation of apply operation which fails to do anything,
+ * consistently. An instance of this class is used by the data tree
+ * if it does not have a SchemaContext attached and hence cannot
+ * perform anything meaningful.
+ */
final class AlwaysFailOperation implements ModificationApplyOperation {
-
@Override
- public Optional<StoreMetadataNode> apply(final NodeModification modification,
- final Optional<StoreMetadataNode> storeMeta, final UnsignedLong subtreeVersion) {
+ public Optional<TreeNode> apply(final ModifiedNode modification,
+ final Optional<TreeNode> storeMeta, final UnsignedLong subtreeVersion) {
throw new IllegalStateException("Schema Context is not available.");
}
@Override
- public void checkApplicable(final InstanceIdentifier path,final NodeModification modification, final Optional<StoreMetadataNode> storeMetadata) {
+ public void checkApplicable(final InstanceIdentifier path,final NodeModification modification, final Optional<TreeNode> storeMetadata) {
throw new IllegalStateException("Schema Context is not available.");
}
}
@Override
- public void verifyStructure(final NodeModification modification) throws IllegalArgumentException {
+ public void verifyStructure(final ModifiedNode modification) {
throw new IllegalStateException("Schema Context is not available.");
}
}
\ No newline at end of file