+/*
+ * Copyright (c) 2020 PANTHEON.tech, s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.cluster.datastore;
+
+import static java.util.Objects.requireNonNull;
+
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+/**
+ * A TransactionOperation to apply a specific modification. Subclasses provide type capture of required data, so that
+ * we instantiate AbstractModification subclasses for the bare minimum time required.
+ */
+abstract class TransactionModificationOperation extends TransactionOperation {
+ private abstract static class AbstractDataOperation extends TransactionModificationOperation {
+ private final NormalizedNode<?, ?> data;
+
+ AbstractDataOperation(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ super(path);
+ this.data = requireNonNull(data);
+ }
+
+ final NormalizedNode<?, ?> data() {
+ return data;
+ }
+ }
+
+ static final class DeleteOperation extends TransactionModificationOperation {
+ DeleteOperation(final YangInstanceIdentifier path) {
+ super(path);
+ }
+
+ @Override
+ protected void invoke(final TransactionContext transactionContext, final Boolean havePermit) {
+ transactionContext.executeDelete(path(), havePermit);
+ }
+ }
+
+ static final class MergeOperation extends AbstractDataOperation {
+ MergeOperation(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ super(path, data);
+ }
+
+ @Override
+ protected void invoke(final TransactionContext transactionContext, final Boolean havePermit) {
+ transactionContext.executeMerge(path(), data(), havePermit);
+ }
+ }
+
+ static final class WriteOperation extends AbstractDataOperation {
+ WriteOperation(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+ super(path, data);
+ }
+
+ @Override
+ protected void invoke(final TransactionContext transactionContext, final Boolean havePermit) {
+ transactionContext.executeWrite(path(), data(), havePermit);
+ }
+ }
+
+ private final YangInstanceIdentifier path;
+
+ TransactionModificationOperation(final YangInstanceIdentifier path) {
+ this.path = requireNonNull(path);
+ }
+
+ final YangInstanceIdentifier path() {
+ return path;
+ }
+}
Code Review / controller.git / commitdiff