Add necessary support to release on tag creation

.travis.yml

@@ -1,22 +1,23 @@
 language: java
 sudo: false
-
 install:
- - ./gradlew clean
-
+- "./gradlew clean"
 script:
- - ./gradlew -S -i
-
+- "./gradlew -S -i"
 jdk:
- - oraclejdk7
- - oraclejdk8
- - openjdk7
-
+- oraclejdk7
+- oraclejdk8
+- openjdk7
 os:
- - linux
-
-env: TERM=dumb
+- linux
+env:
+  matrix:
+  - TERM=dumb
+  global:
+    secure: vrpA/1ZRdMhmLPNYWqf5vAHTA3if5ScYBYnxMZOMS9cNWdy9zxlwz1rmATAVeZpk82d3YMYwbBWGwErFA3PlPw4fld/bUTZF35PRhsS+oRWISB7jeV+1LqAqmN6zu2Bw+rxpYhGCfTEhx2BONpdpXUvHD10q3D37uiZSqjKNIzpNnYC1vcyhLmpN/rRBEb7H7CuchIWCXf0w3HA/K83euZ6VQsXg2F+rOsVYND3Oga9OJYPEfxWNd7lLc6mnrWySwac9sRtDNktw4Me1pXHzIY9huKcufiYvbGtZnFu75mj2ARx4i5QaI9rd8M/lbtfKc4QA7KYmCeS+CXykZrVPOPhYNuPLWINc1DK61iv+WeDog+6mZfsEhbo2atuSpZrC0P6pwG0D6ceCrCQ437/2HSGEtYRcgFEmQQ2w9rKqMiImYXfDMz5qoZg6P1TJ3UQUNysnunMoA17abLLKAxfLvGSm8vWwCbuThhSdn5dZo+MiZmZpd0SsRwPtXrTf7Gph9KnFkSZDSLjgZd3dvZZxu5GrTh1LSBXauIrQXtm/jD4OiQL5hjWlJzh9niiVTtkp/ztj+uzHdDtPUGeEECtD+z5EthzCj+4cpzV+b8KUuF/RlcKGLVoserzYCJy5y2V3BT39GAya9YVuW5YYIEDoIifSlu9qkVCGqFrA93VQanM=
 
 cache:
   directories:
-    - $HOME/.gradle
+  - "$HOME/.gradle"
+
+after_success: "./gradlew bintrayUpload -PbintrayUser=rtyler -PbintrayKey=${BINTRAY_KEY}"

build.gradle

@@ -1,7 +1,18 @@
+buildscript {
+    repositories {
+        jcenter()
+    }
+
+    dependencies {
+        classpath "com.jfrog.bintray.gradle:gradle-bintray-plugin:1.2"
+    }
+}
+
 apply plugin: 'java'
 apply plugin: 'groovy'
 apply plugin: 'maven'
 apply plugin: 'codenarc'
+apply from: 'gradle/releasing.gradle'
 
 version = '0.1.0'
 group = 'com.github.jrubygradle'

gradle/releasing.gradle

@@ -0,0 +1,38 @@
+apply plugin: 'com.jfrog.bintray'
+
+task sourcesJar(type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from sourceSets.main.allSource
+}
+
+artifacts {
+    archives sourcesJar
+}
+
+bintray {
+    user = project.bintrayUser
+    key = project.bintrayKey
+    publish = true
+    dryRun = false
+    configurations = ['archives']
+    /*
+     * Only only publish when we're tagging a release and if we've executed on
+     * the JDK7 build. This is to prevent multiple attempts by the build matrix
+     * to publish the artifacts
+     */
+    dryRun = !((System.env.TRAVIS_TAG as boolean) && (System.env.TRAVIS_JDK_VERSION == 'oraclejdk7'))
+
+    pkg {
+        userOrg = 'jruby-gradle'
+        repo = 'libraries'
+        name = 'jem'
+        labels = ['jruby','java']
+
+        version {
+            name = project.version
+            vcsTag = "v${project.version}"
+            desc = project.description
+        }
+    }
+}
+bintrayUpload.dependsOn assemble