Line data    Source code

       1             : // Copyright (C) 2015 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.metrics.dropwizard;
      16             : 
      17             : import com.google.gerrit.metrics.Description;
      18             : import com.google.gerrit.metrics.Field;
      19             : import com.google.gerrit.metrics.Timer1;
      20             : import java.util.concurrent.TimeUnit;
      21             : import java.util.function.Function;
      22             : 
      23             : /** Optimized version of {@link BucketedTimer} for single dimension. */
      24             : class TimerImpl1<F1> extends BucketedTimer implements BucketedMetric {
      25             :   TimerImpl1(DropWizardMetricMaker metrics, String name, Description desc, Field<F1> field1) {
      26          15 :     super(metrics, name, desc, field1);
      27          15 :   }
      28             : 
      29             :   @SuppressWarnings("unchecked")
      30             :   Timer1<F1> timer() {
      31          15 :     return new Timer1<>(name, (Field<F1>) fields[0]) {
      32             :       @Override
      33             :       protected void doRecord(F1 field1, long value, TimeUnit unit) {
      34          15 :         total.record(value, unit);
      35          15 :         forceCreate(field1).record(value, unit);
      36          15 :       }
      37             : 
      38             :       @Override
      39             :       public void remove() {
      40           0 :         doRemove();
      41           0 :       }
      42             :     };
      43             :   }
      44             : 
      45             :   @Override
      46             :   String name(Object field1) {
      47             :     @SuppressWarnings("unchecked")
      48          15 :     Function<Object, String> fmt = (Function<Object, String>) fields[0].formatter();
      49             : 
      50          15 :     return fmt.apply(field1).replace('/', '-');
      51             :   }
      52             : }