修改gradle相关配置至高版本

app/build.gradle

@@ -2,7 +2,6 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion COMPILE_SDK_VERSION as int
-    buildToolsVersion BUILD_TOOLS_VERSION
 
     defaultConfig {
         applicationId "cn.hzw.graffitidemo"

build.gradle

@@ -1,55 +1,17 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
-
-
-def getLocalProperty(String key) {
-    if (!localPropertiesFile().exists()) {
-        return null
-    }
-
-    Properties properties = new Properties()
-    properties.load(localPropertiesFile().newDataInputStream())
-    return properties.getProperty(key)
-}
-
-def localPropertiesFile() {
-    return project.rootProject.file('local.properties');
-}
-
-def isForUpload2Maven() {
-    return getLocalProperty("for.upload") == "true"
-}
-
 buildscript {
     repositories {
+        google()
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.3'
-
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
-
-        File file = project.rootProject.file('local.properties')
-        if (file.exists()) {
-            Properties properties = new Properties()
-            properties.load(file.newDataInputStream())
-            boolean upload2maven = properties.getProperty("for.upload") == "true"
-            if (upload2maven) {
-                println 'upload2maven:true'
-                //用于上传Maven生成的文件到Bintray
-                classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.6'
-                //用于打包Maven所需文件
-                classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
-            } else {
-                println 'upload2maven:false'
-            }
-        }
+        classpath 'com.android.tools.build:gradle:3.1.3'
     }
 }
 
 allprojects {
     repositories {
         jcenter()
+        google()
     }
 }
 

gradle.properties

@@ -1,7 +1,6 @@
 MIN_SDK_VERSION=14
-TARGET_SDK_VERSION=22
+TARGET_SDK_VERSION=27
 
 VERSION_NAME=v5.0
 VERSION_CODE=20
-BUILD_TOOLS_VERSION=23.0.2
-COMPILE_SDK_VERSION=23
+COMPILE_SDK_VERSION=27

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Mon Dec 28 10:00:20 PST 2015
+#Thu Jul 19 11:57:35 CST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip

graffiti/build.gradle

@@ -2,7 +2,6 @@ apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion COMPILE_SDK_VERSION as int
-    buildToolsVersion BUILD_TOOLS_VERSION
 
     defaultConfig {
         minSdkVersion MIN_SDK_VERSION as int
@@ -21,8 +20,4 @@ android {
 dependencies {
     // https://github.com/1993hzw/Androids
     compile 'com.forward.androids:androids:1.2.1'
-}
-
-if (isForUpload2Maven()) {
-    apply from: "https://raw.githubusercontent.com/1993hzw/common/master/bintrayUpload.gradle"
 }