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diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/ui/table/TableRequestHandler.java b/framework/src/onos/core/api/src/main/java/org/onosproject/ui/table/TableRequestHandler.java
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+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.ui.table;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.ui.JsonUtils;
+import org.onosproject.ui.RequestHandler;
+
+/**
+ * Message handler specifically for table views.
+ */
+public abstract class TableRequestHandler extends RequestHandler {
+
+ private final String respType;
+ private final String nodeName;
+
+ /**
+ * Constructs a table request handler for a specific table view. When
+ * table requests come in, the handler will generate the appropriate
+ * table rows, sort them according the the request sort parameters, and
+ * send back the response to the client.
+ *
+ * @param reqType type of the request event
+ * @param respType type of the response event
+ * @param nodeName name of JSON node holding row data
+ */
+ public TableRequestHandler(String reqType, String respType, String nodeName) {
+ super(reqType);
+ this.respType = respType;
+ this.nodeName = nodeName;
+ }
+
+ @Override
+ public void process(long sid, ObjectNode payload) {
+ TableModel tm = createTableModel();
+ populateTable(tm, payload);
+
+ String sortCol = JsonUtils.string(payload, "sortCol", defaultColumnId());
+ String sortDir = JsonUtils.string(payload, "sortDir", "asc");
+ tm.sort(sortCol, TableModel.sortDir(sortDir));
+
+ ObjectNode rootNode = MAPPER.createObjectNode();
+ rootNode.set(nodeName, TableUtils.generateArrayNode(tm));
+ sendMessage(respType, 0, rootNode);
+ }
+
+ /**
+ * Creates the table model (devoid of data) using {@link #getColumnIds()}
+ * to initialize it, ready to be populated.
+ * <p>
+ * This default implementation returns a table model with default
+ * formatters and comparators for all columns.
+ *
+ * @return an empty table model
+ */
+ protected TableModel createTableModel() {
+ return new TableModel(getColumnIds());
+ }
+
+ /**
+ * Returns the default column ID to be used when one is not supplied in
+ * the payload as the column on which to sort.
+ * <p>
+ * This default implementation returns "id".
+ *
+ * @return default sort column identifier
+ */
+ protected String defaultColumnId() {
+ return "id";
+ }
+
+ /**
+ * Subclasses should return the array of column IDs with which
+ * to initialize their table model.
+ *
+ * @return the column IDs
+ */
+ protected abstract String[] getColumnIds();
+
+ /**
+ * Subclasses should populate the table model by adding
+ * {@link TableModel.Row rows}.
+ * <pre>
+ * tm.addRow()
+ * .cell(COL_ONE, ...)
+ * .cell(COL_TWO, ...)
+ * ... ;
+ * </pre>
+ * The request payload is provided in case there are request filtering
+ * parameters (other than sort column and sort direction) that are required
+ * to generate the appropriate data.
+ *
+ * @param tm the table model
+ * @param payload request payload
+ */
+ protected abstract void populateTable(TableModel tm, ObjectNode payload);
+}