| /* |
| * Copyright 2015-present Open Networking Foundation |
| * |
| * 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 OBSERVER = "observer"; |
| private static final String DIRECTOR = "director"; |
| private static final String ADVISOR = "advisor"; |
| |
| 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 packet processor table requests |
| private final class ProcessorDataRequest extends TableRequestHandler { |
| private static final String NO_ROWS_MESSAGE = "No packet processors found"; |
| |
| private ProcessorDataRequest() { |
| super(PROCESSOR_DATA_REQ, PROCESSOR_DATA_RESP, PROCESSORS); |
| } |
| |
| @Override |
| protected String[] getColumnIds() { |
| return COL_IDS; |
| } |
| |
| @Override |
| protected String noRowsMessage(ObjectNode payload) { |
| return NO_ROWS_MESSAGE; |
| } |
| |
| @Override |
| protected TableModel createTableModel() { |
| TableModel tm = super.createTableModel(); |
| tm.setFormatter(AVG_MS, NumberFormatter.TO_5DP); |
| 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, (double) entry.averageNanos() / NANOS_IN_MS); |
| } |
| |
| private String processorType(int p) { |
| return p > DIRECTOR_MAX ? OBSERVER : p > ADVISOR_MAX ? DIRECTOR : ADVISOR; |
| } |
| |
| private int processorPriority(int p) { |
| return p > DIRECTOR_MAX ? (p - DIRECTOR_MAX - 1) : |
| p > ADVISOR_MAX ? (p - ADVISOR_MAX - 1) : (p - 1); |
| } |
| |
| } |
| } |