--- /dev/null
+/*
+ * Copyright (c) 2015 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.netconf.mdsal.connector.ops.get;
+
+import com.google.common.base.Optional;
+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.dom.api.DOMDataReadWriteTransaction;
+import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
+import org.opendaylight.controller.netconf.api.NetconfDocumentedException.ErrorSeverity;
+import org.opendaylight.controller.netconf.api.NetconfDocumentedException.ErrorTag;
+import org.opendaylight.controller.netconf.api.NetconfDocumentedException.ErrorType;
+import org.opendaylight.controller.netconf.mdsal.connector.CurrentSchemaContext;
+import org.opendaylight.controller.netconf.mdsal.connector.TransactionProvider;
+import org.opendaylight.controller.netconf.mdsal.connector.ops.Datastore;
+import org.opendaylight.controller.netconf.util.xml.XmlElement;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+public class GetConfig extends AbstractGet {
+
+ private static final Logger LOG = LoggerFactory.getLogger(GetConfig.class);
+
+ private static final String OPERATION_NAME = "get-config";
+
+ private final TransactionProvider transactionProvider;
+
+ public GetConfig(final String netconfSessionIdForReporting, final CurrentSchemaContext schemaContext, final TransactionProvider transactionProvider) {
+ super(netconfSessionIdForReporting, schemaContext);
+ this.transactionProvider = transactionProvider;
+ }
+
+ @Override
+ protected Element handleWithNoSubsequentOperations(Document document, XmlElement operationElement) throws NetconfDocumentedException {
+ GetConfigExecution getConfigExecution = null;
+ try {
+ getConfigExecution = GetConfigExecution.fromXml(operationElement, OPERATION_NAME);
+
+ } catch (final NetconfDocumentedException e) {
+ LOG.warn("Get request processing failed on session: {}", getNetconfSessionIdForReporting(), e);
+ throw e;
+ }
+
+ final YangInstanceIdentifier dataRoot = ROOT;
+ DOMDataReadWriteTransaction rwTx = getTransaction(getConfigExecution.getDatastore());
+ try {
+ final Optional<NormalizedNode<?, ?>> normalizedNodeOptional = rwTx.read(LogicalDatastoreType.CONFIGURATION, dataRoot).checkedGet();
+ if (getConfigExecution.getDatastore() == Datastore.running) {
+ transactionProvider.abortRunningTransaction(rwTx);
+ rwTx = null;
+ }
+ return (Element) transformNormalizedNode(document, normalizedNodeOptional.get(), dataRoot);
+ } catch (ReadFailedException e) {
+ LOG.warn("Unable to read data: {}", dataRoot, e);
+ throw new IllegalStateException("Unable to read data " + dataRoot, e);
+ }
+ }
+
+ private DOMDataReadWriteTransaction getTransaction(Datastore datastore) throws NetconfDocumentedException{
+ if (datastore == Datastore.candidate) {
+ return transactionProvider.getOrCreateTransaction();
+ } else if (datastore == Datastore.running) {
+ return transactionProvider.createRunningTransaction();
+ }
+ throw new NetconfDocumentedException("Incorrect Datastore: ", ErrorType.protocol, ErrorTag.bad_element, ErrorSeverity.error);
+ }
+
+ @Override
+ protected String getOperationName() {
+ return OPERATION_NAME;
+ }
+
+}