| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.samza.container |
| |
| import org.apache.samza.metrics.ReadableMetricsRegistry |
| import org.apache.samza.metrics.MetricsRegistryMap |
| import org.apache.samza.metrics.MetricsHelper |
| import org.apache.samza.system.SystemStreamPartition |
| |
| class TaskInstanceMetrics( |
| val source: String = "unknown", |
| val registry: ReadableMetricsRegistry = new MetricsRegistryMap, |
| val prefix: String = "") extends MetricsHelper { |
| |
| val commits = newCounter("commit-calls") |
| val windows = newCounter("window-calls") |
| val processes = newCounter("process-calls") |
| val messagesActuallyProcessed = newCounter("messages-actually-processed") |
| val sends = newCounter("send-calls") |
| val flushes = newCounter("flush-calls") |
| val pendingMessages = newGauge("pending-messages", 0) |
| val messagesInFlight = newGauge("messages-in-flight", 0) |
| val asyncCallbackCompleted = newCounter("async-callback-complete-calls"); |
| |
| def addOffsetGauge(systemStreamPartition: SystemStreamPartition, getValue: () => String) { |
| newGauge("%s-%s-%d-offset" format (systemStreamPartition.getSystem, systemStreamPartition.getStream, systemStreamPartition.getPartition.getPartitionId), getValue) |
| } |
| |
| override def getPrefix: String = prefix |
| } |