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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.processing.request.test;
import com.yahoo.processing.request.CompoundName;
/**
* @author baldersheim
*/
public class CompoundNameBenchmark {
public void run() {
long result=0;
String [] strings = createStrings(1000);
// Warm-up
out("Warming up...");
for (int i=0; i<2*1000; i++)
result+=createCompundName(strings);
long startTime=System.currentTimeMillis();
out("Running...");
for (int i=0; i<10*1000; i++)
result+=createCompundName(strings);
out("Ignore this: " + result); // Make sure we are not fooled by optimization by creating an observable result
long endTime=System.currentTimeMillis();
out("Compoundification 1000 strings 100.000 times took " + (endTime-startTime) + " ms");
}
private String [] createStrings(int num) {
String [] strings = new String [num];
for(int i=0; i < strings.length; i++) {
strings[i] = "this.is.a.short.compound.name." + i;
}
return strings;
}
private int createCompundName(String [] strings) {
int retval = 0;
CompoundName toAppend = new CompoundName("appended.twice");
for (String s : strings) {
CompoundName n = new CompoundName(s);
retval += n.size();
CompoundName a = n.append(toAppend);
retval += a.size();
}
return retval;
}
private void out(String string) {
System.out.println(string);
}
public static void main(String[] args) {
new CompoundNameBenchmark().run();
}
}
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