com.stanfy.helium.gradle.JavaPlugin.groovy Maven / Gradle / Ivy

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DSL and Java API for REST API specification

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package com.stanfy.helium.gradle

import com.stanfy.helium.gradle.internal.SourceCodeGenerators
import org.gradle.api.GradleException
import org.gradle.api.Plugin
import org.gradle.api.Project
import org.gradle.api.tasks.SourceSet

/**
 * Integrates Helium with standard Java project.
 */
class JavaPlugin implements Plugin {

  @Override
  void apply(final Project project) {
    project.apply plugin: HeliumPlugin

    if (!project.plugins.findPlugin(org.gradle.api.plugins.JavaPlugin.class)) {
      throw new GradleException("Java plugin is not applied");
    }

    project.afterEvaluate {
      addGeneratedSources(project)
    }
  }

  @groovy.transform.PackageScope
  static void addGeneratedSources(final Project project) {
    HeliumExtension hel = project.helium
    def generators = SourceCodeGenerators.java()
    def allTasks = hel.specifications.collect { File spec ->
      generators.collect { hel.sourceGen(spec)[it] }.findAll { it != null }
    }.flatten()

    SourceSet main = project.sourceSets.main
    main.java.srcDirs += allTasks.collect { it.output }

    project.tasks['compileJava'].dependsOn allTasks
  }

}