Added a new GUI view for packet processors.
Change-Id: Ia0c6a23b389c4033b94deefdc32a2543b9c9cfa5
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/ProcessorViewMessageHandler.java b/web/gui/src/main/java/org/onosproject/ui/impl/ProcessorViewMessageHandler.java
new file mode 100644
index 0000000..652116c
--- /dev/null
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/ProcessorViewMessageHandler.java
@@ -0,0 +1,110 @@
+/*
+ * 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.impl;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableSet;
+import org.onosproject.net.packet.PacketProcessorEntry;
+import org.onosproject.net.packet.PacketService;
+import org.onosproject.ui.RequestHandler;
+import org.onosproject.ui.UiMessageHandler;
+import org.onosproject.ui.table.TableModel;
+import org.onosproject.ui.table.TableRequestHandler;
+import org.onosproject.ui.table.cell.NumberFormatter;
+
+import java.util.Collection;
+
+import static org.onosproject.net.packet.PacketProcessor.ADVISOR_MAX;
+import static org.onosproject.net.packet.PacketProcessor.DIRECTOR_MAX;
+
+/**
+ * Message handler for packet processor view related messages.
+ */
+public class ProcessorViewMessageHandler extends UiMessageHandler {
+
+ private static final String PROCESSOR_DATA_REQ = "processorDataRequest";
+ private static final String PROCESSOR_DATA_RESP = "processorDataResponse";
+ private static final String PROCESSORS = "processors";
+
+ private static final String ID = "id";
+ private static final String TYPE = "type";
+ private static final String PRIORITY = "priority";
+ private static final String PROCESSOR = "processor";
+ private static final String PACKETS = "packets";
+ private static final String AVG_MS = "avgMillis";
+
+ private static final long NANOS_IN_MS = 1_000_000;
+
+ private static final String[] COL_IDS = {
+ ID, TYPE, PRIORITY, PROCESSOR, PACKETS, AVG_MS
+ };
+
+ @Override
+ protected Collection<RequestHandler> createRequestHandlers() {
+ return ImmutableSet.of(new ProcessorDataRequest());
+ }
+
+ // handler for link table requests
+ private final class ProcessorDataRequest extends TableRequestHandler {
+ private ProcessorDataRequest() {
+ super(PROCESSOR_DATA_REQ, PROCESSOR_DATA_RESP, PROCESSORS);
+ }
+
+ @Override
+ protected String[] getColumnIds() {
+ return COL_IDS;
+ }
+
+ @Override
+ protected String defaultColumnId() {
+ return ID;
+ }
+
+ @Override
+ protected TableModel createTableModel() {
+ TableModel tm = super.createTableModel();
+ tm.setFormatter(AVG_MS, new NumberFormatter());
+ return tm;
+ }
+
+ @Override
+ protected void populateTable(TableModel tm, ObjectNode payload) {
+ PacketService ps = get(PacketService.class);
+ ps.getProcessors().forEach(entry -> populateRow(tm.addRow(), entry));
+ }
+
+ private void populateRow(TableModel.Row row, PacketProcessorEntry entry) {
+ row.cell(ID, entry.priority())
+ .cell(TYPE, processorType(entry.priority()))
+ .cell(PRIORITY, processorPriority(entry.priority()))
+ .cell(PROCESSOR, entry.processor().getClass().getName())
+ .cell(PACKETS, entry.invocations())
+ .cell(AVG_MS, entry.averageNanos() / NANOS_IN_MS);
+ }
+
+ private String processorType(int p) {
+ return p > DIRECTOR_MAX ? "observer" :
+ p > ADVISOR_MAX ? "director" : "observer";
+ }
+
+ private int processorPriority(int p) {
+ return p > DIRECTOR_MAX ? (p - DIRECTOR_MAX - 1) :
+ p > ADVISOR_MAX ? (p - ADVISOR_MAX - 1) : (p - 1);
+ }
+
+ }
+}