BUG-2560 Canonical write to remote netconf devices

[controller.git] / opendaylight / md-sal / sal-netconf-connector / src / main / java / org / opendaylight / controller / sal / connect / netconf / sal / tx / ReadWriteTx.java

diff --git a/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/tx/ReadWriteTx.java b/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/tx/ReadWriteTx.java
new file mode 100644 (file)
index 0000000..6da1998
--- /dev/null
+++ b/opendaylight/md-sal/sal-netconf-connector/src/main/java/org/opendaylight/controller/sal/connect/netconf/sal/tx/ReadWriteTx.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. 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.sal.connect.netconf.sal.tx;
+
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+
+import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+
+import java.util.concurrent.ExecutionException;
+
+public class ReadWriteTx implements DOMDataReadWriteTransaction {
+
+    private final DOMDataReadTransaction delegateReadTx;
+    private final DOMDataWriteTransaction delegateWriteTx;
+
+    public ReadWriteTx(final DOMDataReadTransaction delegateReadTx, final DOMDataWriteTransaction delegateWriteTx) {
+        this.delegateReadTx = delegateReadTx;
+        this.delegateWriteTx = delegateWriteTx;
+    }
+
+    @Override
+    public boolean cancel() {
+        return delegateWriteTx.cancel();
+    }
+
+    @Override
+    public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+        delegateWriteTx.put(store, path, data);
+    }
+
+    @Override
+    public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
+        delegateWriteTx.merge(store, path, data);
+    }
+
+    @Override
+    public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
+        delegateWriteTx.delete(store, path);
+    }
+
+    @Override
+    public CheckedFuture<Void, TransactionCommitFailedException> submit() {
+        return delegateWriteTx.submit();
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<TransactionStatus>> commit() {
+        return delegateWriteTx.commit();
+    }
+
+    @Override
+    public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(
+            final LogicalDatastoreType store, final YangInstanceIdentifier path) {
+        return delegateReadTx.read(store, path);
+    }
+
+    @Override public CheckedFuture<Boolean, ReadFailedException> exists(
+        final LogicalDatastoreType store,
+        final YangInstanceIdentifier path) {
+        final CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException>
+            data = read(store, path);
+
+        try {
+            return Futures.immediateCheckedFuture(data.get().isPresent());
+        } catch (InterruptedException | ExecutionException e) {
+            return Futures.immediateFailedCheckedFuture(new ReadFailedException("Exists failed",e));
+        }
+    }
+
+    @Override
+    public Object getIdentifier() {
+        return this;
+    }
+}