com.github.ferstl.jarscan.AllocationCountMojo Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jitwatch-jarscan-maven-plugin Show documentation

A Maven plugin that scans the project artifact and its dependencies for methods that cannot be inlined by the JIT compiler. It uses the JarScan utility from the JITWatch project to do that. See https://github.com/AdoptOpenJDK/jitwatch .

The newest version!

package com.github.ferstl.jarscan;

import org.adoptopenjdk.jitwatch.jarscan.IJarScanOperation;
import org.adoptopenjdk.jitwatch.jarscan.allocationcount.AllocationCountOperation;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.plugins.annotations.ResolutionScope;

/**
 * Count the most allocated types.
 *
 * @since 1.1
 */
@Mojo(
    name = "allocationCount",
    aggregator = false,
    defaultPhase = LifecyclePhase.VERIFY,
    requiresDependencyCollection = ResolutionScope.TEST,
    requiresDependencyResolution = ResolutionScope.TEST,
    requiresDirectInvocation = false,
    threadSafe = true)
public class AllocationCountMojo extends AbstractJarScanMojo {

  /**
   * Limit to top n results.
   *
   * @since 1.1
   */
  @Parameter(property = "limit", defaultValue = "0")
  private int limit;

  @Override
  protected String validateMojoParameters() {
    if (this.limit < 0) {
      return "limit must be >= 0.";
    }

    return null;
  }

  @Override
  protected IJarScanOperation createOperation() {
    return new AllocationCountOperation(this.limit);
  }


}