Bug 6947 / Bug 6948 - implement point and insert query params
[netconf.git] / restconf / sal-rest-connector / src / main / java / org / opendaylight / restconf / restful / services / impl / RestconfDataServiceImpl.java
index cb17434392c1870ce602082d4719e8366a671abf..bb42fbb9d55cf60e2c7a47cebe057a742c16f776 100644 (file)
@@ -11,6 +11,8 @@ import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.List;
+import java.util.Map.Entry;
 import java.util.TimeZone;
 import javax.annotation.Nonnull;
 import javax.ws.rs.core.Response;
@@ -24,6 +26,7 @@ import org.opendaylight.netconf.sal.restconf.impl.PATCHContext;
 import org.opendaylight.netconf.sal.restconf.impl.PATCHStatusContext;
 import org.opendaylight.netconf.sal.restconf.impl.RestconfDocumentedException;
 import org.opendaylight.netconf.sal.restconf.impl.RestconfError;
+import org.opendaylight.netconf.sal.restconf.impl.WriterParameters;
 import org.opendaylight.restconf.RestConnectorProvider;
 import org.opendaylight.restconf.common.references.SchemaContextRef;
 import org.opendaylight.restconf.handlers.DOMMountPointServiceHandler;
@@ -62,16 +65,21 @@ public class RestconfDataServiceImpl implements RestconfDataService {
         this.mountPointServiceHandler = mountPointServiceHandler;
     }
 
+    @Override
+    public Response readData(final UriInfo uriInfo) {
+        return readData(null, uriInfo);
+    }
+
     @Override
     public Response readData(final String identifier, final UriInfo uriInfo) {
-        Preconditions.checkNotNull(identifier);
         final SchemaContextRef schemaContextRef = new SchemaContextRef(this.schemaContextHandler.get());
-
         final InstanceIdentifierContext<?> instanceIdentifier = ParserIdentifier.toInstanceIdentifier(
                 identifier, schemaContextRef.get(), Optional.of(this.mountPointServiceHandler.get()));
-        final DOMMountPoint mountPoint = instanceIdentifier.getMountPoint();
-        final String value = uriInfo.getQueryParameters().getFirst(RestconfDataServiceConstant.CONTENT);
 
+        final WriterParameters parameters = ReadDataTransactionUtil.parseUriParameters(
+                instanceIdentifier, uriInfo);
+
+        final DOMMountPoint mountPoint = instanceIdentifier.getMountPoint();
         final DOMTransactionChain transactionChain;
         if (mountPoint == null) {
             transactionChain = this.transactionChainHandler.get();
@@ -79,9 +87,9 @@ public class RestconfDataServiceImpl implements RestconfDataService {
             transactionChain = transactionChainOfMountPoint(mountPoint);
         }
 
-        final TransactionVarsWrapper transactionNode = new TransactionVarsWrapper(instanceIdentifier, mountPoint,
-                transactionChain);
-        final NormalizedNode<?, ?> node = ReadDataTransactionUtil.readData(value, transactionNode);
+        final TransactionVarsWrapper transactionNode = new TransactionVarsWrapper(
+                instanceIdentifier, mountPoint, transactionChain);
+        final NormalizedNode<?, ?> node = ReadDataTransactionUtil.readData(parameters.getContent(), transactionNode);
         if (node == null) {
             throw new RestconfDocumentedException(
                     "Request could not be completed because the relevant data model content does not exist",
@@ -94,19 +102,56 @@ public class RestconfDataServiceImpl implements RestconfDataService {
                 + node.getNodeType().getLocalName() + '"';
         final Response resp;
 
-        if ((value == null) || value.contains(RestconfDataServiceConstant.ReadData.CONFIG)) {
-            resp = Response.status(200).entity(new NormalizedNodeContext(instanceIdentifier, node)).header("ETag", etag)
-                    .header("Last-Modified", dateFormatGmt.format(new Date())).build();
+        if ((parameters.getContent().equals(RestconfDataServiceConstant.ReadData.ALL))
+                    || parameters.getContent().equals(RestconfDataServiceConstant.ReadData.CONFIG)) {
+            resp = Response.status(200)
+                    .entity(new NormalizedNodeContext(instanceIdentifier, node, parameters))
+                    .header("ETag", etag)
+                    .header("Last-Modified", dateFormatGmt.format(new Date()))
+                    .build();
         } else {
-            resp = Response.status(200).entity(new NormalizedNodeContext(instanceIdentifier, node)).build();
+            resp = Response.status(200)
+                    .entity(new NormalizedNodeContext(instanceIdentifier, node, parameters))
+                    .build();
         }
+
         return resp;
     }
 
     @Override
-    public Response putData(final String identifier, final NormalizedNodeContext payload) {
+    public Response putData(final String identifier, final NormalizedNodeContext payload, final UriInfo uriInfo) {
         Preconditions.checkNotNull(payload);
 
+        boolean insert_used = false;
+        boolean point_used = false;
+        String insert = null;
+        String point = null;
+
+        for (final Entry<String, List<String>> entry : uriInfo.getQueryParameters().entrySet()) {
+            switch (entry.getKey()) {
+                case "insert":
+                    if (!insert_used) {
+                        insert_used = true;
+                        insert = entry.getValue().iterator().next();
+                    } else {
+                        throw new RestconfDocumentedException("Insert parameter can be used only once.");
+                    }
+                    break;
+                case "point":
+                    if (!point_used) {
+                        point_used = true;
+                        point = entry.getValue().iterator().next();
+                    } else {
+                        throw new RestconfDocumentedException("Point parameter can be used only once.");
+                    }
+                    break;
+                default:
+                    throw new RestconfDocumentedException("Bad parameter for post: " + entry.getKey());
+            }
+        }
+
+        checkQueryParams(insert_used, point_used, insert);
+
         final InstanceIdentifierContext<? extends SchemaNode> iid = payload
                 .getInstanceIdentifierContext();
 
@@ -127,7 +172,17 @@ public class RestconfDataServiceImpl implements RestconfDataService {
 
         final TransactionVarsWrapper transactionNode = new TransactionVarsWrapper(
                 payload.getInstanceIdentifierContext(), mountPoint, transactionChain);
-        return PutDataTransactionUtil.putData(payload, ref, transactionNode);
+        return PutDataTransactionUtil.putData(payload, ref, transactionNode, insert, point);
+    }
+
+    private void checkQueryParams(final boolean insert_used, final boolean point_used, final String insert) {
+        if (point_used && !insert_used) {
+            throw new RestconfDocumentedException("Point parameter can't be used without Insert parameter.");
+        }
+        if (point_used && (insert.equals("first") || insert.equals("last"))) {
+            throw new RestconfDocumentedException(
+                    "Point parameter can be used only with 'after' or 'before' values of Insert parameter.");
+        }
     }
 
     @Override
@@ -139,6 +194,36 @@ public class RestconfDataServiceImpl implements RestconfDataService {
     public Response postData(final NormalizedNodeContext payload, final UriInfo uriInfo) {
         Preconditions.checkNotNull(payload);
 
+        boolean insert_used = false;
+        boolean point_used = false;
+        String insert = null;
+        String point = null;
+
+        for (final Entry<String, List<String>> entry : uriInfo.getQueryParameters().entrySet()) {
+            switch (entry.getKey()) {
+                case "insert":
+                    if (!insert_used) {
+                        insert_used = true;
+                        insert = entry.getValue().iterator().next();
+                    } else {
+                        throw new RestconfDocumentedException("Insert parameter can be used only once.");
+                    }
+                    break;
+                case "point":
+                    if (!point_used) {
+                        point_used = true;
+                        point = entry.getValue().iterator().next();
+                    } else {
+                        throw new RestconfDocumentedException("Point parameter can be used only once.");
+                    }
+                    break;
+                default:
+                    throw new RestconfDocumentedException("Bad parameter for post: " + entry.getKey());
+            }
+        }
+
+        checkQueryParams(insert_used, point_used, insert);
+
         final DOMMountPoint mountPoint = payload.getInstanceIdentifierContext().getMountPoint();
         final DOMTransactionChain transactionChain;
         final SchemaContextRef ref;
@@ -151,7 +236,7 @@ public class RestconfDataServiceImpl implements RestconfDataService {
         }
         final TransactionVarsWrapper transactionNode = new TransactionVarsWrapper(
                 payload.getInstanceIdentifierContext(), mountPoint, transactionChain);
-        return PostDataTransactionUtil.postData(uriInfo, payload, transactionNode, ref);
+        return PostDataTransactionUtil.postData(uriInfo, payload, transactionNode, ref, insert, point);
     }
 
     @Override