build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.
import de.greenrobot.daogenerator.Entity
import de.greenrobot.daogenerator.Schema
import de.greenrobot.daogenerator.DaoGenerator

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        //加入greendao-generator的依赖，gradle执行task的环境依赖在这里定义

        classpath 'com.android.tools.build:gradle:2.0.0-beta7'
        classpath 'de.greenrobot:greendao-generator:2.1.0'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

task greendaoGenerate << {
    def pack = 'com.chenkaihua.gradlegreendaosimple'
    Schema schema = new Schema(1, "${pack}.entity");
    schema.defaultJavaPackageDao = "${pack}.dao"
    schema.hasKeepSectionsByDefault = true
    schema.useActiveEntitiesByDefault = true;
    Entity user = schema.addEntity("User");
    user.addIdProperty();
    user.addStringProperty("name");
    user.addStringProperty("password");




    new DaoGenerator().generateAll(schema, "app/src/main/java", null, "app/src/test/java");

}