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/*
* Copyright (C) 2009 Google Inc.
*
* 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 examples;
import com.google.caliper.Runner;
import com.google.caliper.SimpleBenchmark;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.text.SimpleDateFormat;
import java.util.Locale;
/**
* Benchmarks creation and cloning various expensive objects.
*/
@SuppressWarnings({"ResultOfObjectAllocationIgnored"}) // TODO: should fix!
public class ExpensiveObjectsBenchmark extends SimpleBenchmark {
public void timeNewDecimalFormatSymbols(int reps) {
for (int i = 0; i < reps; ++i) {
new DecimalFormatSymbols(Locale.US);
}
}
public void timeClonedDecimalFormatSymbols(int reps) {
DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.US);
for (int i = 0; i < reps; ++i) {
dfs.clone();
}
}
public void timeNewNumberFormat(int reps) {
for (int i = 0; i < reps; ++i) {
NumberFormat.getInstance(Locale.US);
}
}
public void timeClonedNumberFormat(int reps) {
NumberFormat nf = NumberFormat.getInstance(Locale.US);
for (int i = 0; i < reps; ++i) {
nf.clone();
}
}
public void timeNewSimpleDateFormat(int reps) {
for (int i = 0; i < reps; ++i) {
new SimpleDateFormat();
}
}
public void timeClonedSimpleDateFormat(int reps) {
SimpleDateFormat sdf = new SimpleDateFormat();
for (int i = 0; i < reps; ++i) {
sdf.clone();
}
}
// TODO: remove this from all examples when IDE plugins are ready
public static void main(String[] args) throws Exception {
Runner.main(ExpensiveObjectsBenchmark.class, args);
}
}
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