benchmark

Simple java project to compare algorithm performance

Project information: Benchmark Site

Compiling with Maven

mvn compile


mvn package dependency:copy-dependencies

Compiling with Gradle

gradle distZip

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Sample result

GetsetExample

This is a pure java exemple accessing class fields

Min	AVG	Max	Variation
0ns	3ms	63ms	3ms

ReflectionExample

The same funcionality using pure java reflection

Min	AVG	Max	Variation
7ms	21ms	311ms	19ms

BeanUtilsExample

The same example using the library Apache BenUtils

Min	AVG	Max	Variation
4ms	50ms	2se	72ms

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Regex Benchmark

A sample test with this regex string ".*([\\d]+)" pre-compile and without compile:

Note: This chart was generated withou this commit de16ba345a65b1fbdd433fe9c32e7862b25564ba by @pslacerda . In this chart you can see the big difference by the first execution and the others.

Using in you code

<project>
  .
  .
  .
  <repositories>
    <repository>
      <id>github/edgardleal</id>
      <url>https://raw.github.com/edgardleal/benchmark/mvn-repo/</url>
      <snapshots>
        <enabled>true</enabled>
        <updatePolicy>always</updatePolicy>
      </snapshots>
    </repository>
  </repositories>

  <dependencies>

    <dependency>
      <groupId>com.edgardleal.benchmark</groupId>
      <artifactId>benchmark</artifactId>
      <version>1.0.3</version>
    </dependency>
  </dependencies>

</project>