diff --git a/build.gradle b/build.gradle
index 69192e9b..ecc23fde 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:2.2.2'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
-
+        classpath "org.jfrog.buildinfo:build-info-extractor-gradle:3.1.1"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
diff --git a/downloadutil/build.gradle b/downloadutil/build.gradle
index fa424399..68eb9ad5 100644
--- a/downloadutil/build.gradle
+++ b/downloadutil/build.gradle
@@ -1,8 +1,8 @@
 apply plugin: 'com.android.library'
 
-apply plugin: 'com.github.dcendents.android-maven'
-
-group='com.github.AriaLyy'
+//apply plugin: 'com.github.dcendents.android-maven'
+//
+//group='com.github.AriaLyy'
 
 android {
   compileSdkVersion 23
@@ -27,58 +27,59 @@ dependencies {
   testCompile 'junit:junit:4.12'
   compile 'com.android.support:appcompat-v7:23.1.1'
 }
+//apply from: 'jcenter.gradle'
 
 // build a jar with source files
-task sourcesJar(type: Jar) {
-  from android.sourceSets.main.java.srcDirs
-  classifier = 'sources'
-}
-
-task javadoc(type: Javadoc) {
-  failOnError  false
-  source = android.sourceSets.main.java.sourceFiles
-  classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
-  classpath += configurations.compile
-}
-
-// build a jar with javadoc
-task javadocJar(type: Jar, dependsOn: javadoc) {
-  classifier = 'javadoc'
-  from javadoc.destinationDir
-}
-
-android.libraryVariants.all { variant ->
-  println variant.javaCompile.classpath.files
-  if (variant.name == 'release') {
-    //我们只需 release 的 javadoc
-    task("generate${variant.name.capitalize()}Javadoc", type: Javadoc) {
-      // title = ''
-      // description = ''
-      source = variant.javaCompile.source
-      classpath = files(variant.javaCompile.classpath.files, project.android.getBootClasspath())
-      options {
-        encoding "utf-8"
-        links "http://docs.oracle.com/javase/7/docs/api/"
-        linksOffline "http://d.android.com/reference", "${android.sdkDirectory}/docs/reference"
-      }
-      exclude '**/BuildConfig.java'
-      exclude '**/R.java'
-    }
-    task("javadoc${variant.name.capitalize()}Jar", type: Jar,
-        dependsOn: "generate${variant.name.capitalize()}Javadoc") {
-      classifier = 'javadoc'
-      from tasks.getByName("generate${variant.name.capitalize()}Javadoc").destinationDir
-    }
-    artifacts {
-      archives tasks.getByName("javadoc${variant.name.capitalize()}Jar")
-    }
-  }
-}
-
-artifacts {
-  archives sourcesJar
-  archives javadocJar
-}
+//task sourcesJar(type: Jar) {
+//  from android.sourceSets.main.java.srcDirs
+//  classifier = 'sources'
+//}
+//
+//task javadoc(type: Javadoc) {
+//  failOnError  false
+//  source = android.sourceSets.main.java.sourceFiles
+//  classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
+//  classpath += configurations.compile
+//}
+//
+//// build a jar with javadoc
+//task javadocJar(type: Jar, dependsOn: javadoc) {
+//  classifier = 'javadoc'
+//  from javadoc.destinationDir
+//}
+//
+//android.libraryVariants.all { variant ->
+//  println variant.javaCompile.classpath.files
+//  if (variant.name == 'release') {
+//    //我们只需 release 的 javadoc
+//    task("generate${variant.name.capitalize()}Javadoc", type: Javadoc) {
+//      // title = ''
+//      // description = ''
+//      source = variant.javaCompile.source
+//      classpath = files(variant.javaCompile.classpath.files, project.android.getBootClasspath())
+//      options {
+//        encoding "utf-8"
+//        links "http://docs.oracle.com/javase/7/docs/api/"
+//        linksOffline "http://d.android.com/reference", "${android.sdkDirectory}/docs/reference"
+//      }
+//      exclude '**/BuildConfig.java'
+//      exclude '**/R.java'
+//    }
+//    task("javadoc${variant.name.capitalize()}Jar", type: Jar,
+//        dependsOn: "generate${variant.name.capitalize()}Javadoc") {
+//      classifier = 'javadoc'
+//      from tasks.getByName("generate${variant.name.capitalize()}Javadoc").destinationDir
+//    }
+//    artifacts {
+//      archives tasks.getByName("javadoc${variant.name.capitalize()}Jar")
+//    }
+//  }
+//}
+//
+//artifacts {
+//  archives sourcesJar
+//  archives javadocJar
+//}
 
 //apply frome: 'build_source.gradle'
 //apply from: 'jcenter.gradle'
\ No newline at end of file
diff --git a/downloadutil/jcenter.gradle b/downloadutil/jcenter.gradle
index 3d3197d1..4963caec 100644
--- a/downloadutil/jcenter.gradle
+++ b/downloadutil/jcenter.gradle
@@ -2,8 +2,9 @@ group = PROJ_GROUP
 version = PROJ_VERSION
 project.archivesBaseName = PROJ_ARTIFACTID
 apply plugin: 'com.jfrog.bintray'
-apply plugin: "com.jfrog.artifactory"
-apply plugin: 'maven-publish'
+apply plugin: 'com.github.dcendents.android-maven'
+//apply plugin: "com.jfrog.artifactory"
+//apply plugin: 'maven-publish'
 
 task sourcesJar(type: Jar) {
   from android.sourceSets.main.java.srcDirs
@@ -72,59 +73,59 @@ artifacts {
 }
 
 
-def pomConfig = {
-  scm {
-    connection PROJ_VCSURL
-    developerConnection PROJ_VCSURL
-    url PROJ_WEBSITEURL
-  }
-  licenses {
-    license {
-      name "The Apache Software License, Version 2.0"
-      url "http://www.apache.org/licenses/LICENSE-2.0.txt"
-      distribution "repo"
-    }
-  }
-  developers {
-    developer {
-      id DEVELOPER_ID
-      name DEVELOPER_NAME
-      email DEVELOPER_EMAIL
-    }
-  }
-  "dependencies " {
-    //        dependency {
-    //            groupId "com.alibaba"
-    //            artifactId "fastjson"
-    //            "version " "1.2.6"
-    //            //同dependencies
-    //        }
-    //        }
-  }
-}
-
-publishing {
-  publications {
-    mavenJava(MavenPublication) {
-      artifactId PROJ_ARTIFACTID
-      artifact javadocJar
-      artifact sourcesJar
-
-      pom {
-        packaging 'aar'
-      }
-      pom.withXml {
-        def root = asNode()
-        root.appendNode('description', PROJ_DESCRIPTION)
-        root.children().last() + pomConfig
-      }
-    }
-  }
-}
-
-afterEvaluate {
-  publishing.publications.mavenJava.artifact(bundleRelease)
-}
+//def pomConfig = {
+//  scm {
+//    connection PROJ_VCSURL
+//    developerConnection PROJ_VCSURL
+//    url PROJ_WEBSITEURL
+//  }
+//  licenses {
+//    license {
+//      name "The Apache Software License, Version 2.0"
+//      url "http://www.apache.org/licenses/LICENSE-2.0.txt"
+//      distribution "repo"
+//    }
+//  }
+//  developers {
+//    developer {
+//      id DEVELOPER_ID
+//      name DEVELOPER_NAME
+//      email DEVELOPER_EMAIL
+//    }
+//  }
+//  "dependencies " {
+//    //        dependency {
+//    //            groupId "com.alibaba"
+//    //            artifactId "fastjson"
+//    //            "version " "1.2.6"
+//    //            //同dependencies
+//    //        }
+//    //        }
+//  }
+//}
+//
+//publishing {
+//  publications {
+//    mavenJava(MavenPublication) {
+//      artifactId PROJ_ARTIFACTID
+//      artifact javadocJar
+//      artifact sourcesJar
+//
+//      pom {
+//        packaging 'aar'
+//      }
+//      pom.withXml {
+//        def root = asNode()
+//        root.appendNode('description', PROJ_DESCRIPTION)
+//        root.children().last() + pomConfig
+//      }
+//    }
+//  }
+//}
+//
+//afterEvaluate {
+//  publishing.publications.mavenJava.artifact(bundleRelease)
+//}
 
 bintray {
   user = hasProperty("bintrayUser") ? getProperty("bintrayUser") : getProperty("BINTRAY_USER")