Enable releasetool (#202)

* Enable releasetool versioning

* Release notes

* Fix type

* remove extra declared versions

Author: chingor13

README.md

@@ -27,21 +27,34 @@ credentials as well as utility methods to create them and to get Application Def
 If you are using Maven, add this to your pom.xml file (notice that you can replace
 `google-auth-library-oauth2-http` with any of `google-auth-library-credentials` and
 `google-auth-library-appengine`, depending on your application needs):
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
+
 ```xml
 <dependency>
   <groupId>com.google.auth</groupId>
   <artifactId>google-auth-library-oauth2-http</artifactId>
   <version>0.11.0</version>
 </dependency>
 ```
+[//]: # ({x-version-update-end})
+
+
 If you are using Gradle, add this to your dependencies
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
 ```Groovy
 compile 'com.google.auth:google-auth-library-oauth2-http:0.11.0'
 ```
+[//]: # ({x-version-update-end})
+
 If you are using SBT, add this to your dependencies
+
+[//]: # ({x-version-update-start:google-auth-library-oauth2-http:released})
 ```Scala
 libraryDependencies += "com.google.auth" % "google-auth-library-oauth2-http" % "0.11.0"
 ```
+[//]: # ({x-version-update-end})
 
 ## google-auth-library-credentials
 

RELEASE.md

@@ -69,16 +69,15 @@ a major release. (0.6.0 -> 0.7.0)
 
 Prepare release
 ---------------
-* Update all ```pom.xml``` files in the package to the release version you want.
-* Update version numbers appearing in `README.md`.
-* Submit a pull request, get it reviewed, but wait to submit it in case there are errors during publishing.
-* ```mvn clean install deploy -DperformRelease=true```
+* Run `releasetool start`. Select "minor" or "patch" for the release type. This will bump the
+  artifact versions, ask you to edit release notes, and create the release pull request.
+* Run `mvn clean install deploy -DperformRelease=true` to stage the release.
 * Verify the result [here](https://oss.sonatype.org/#nexus-search;quick~com.google.auth).
-  * If there is a problem, undo by ```mvn nexus-staging:drop```.
+  * If there is a problem, undo by `mvn nexus-staging:drop`.
 
 Publish release
 ---------------
-* ```mvn nexus-staging:release -DperformRelease=true```
+* `mvn nexus-staging:release -DperformRelease=true`
 * It will take some time (10 minutes to 8 hours) for the package to be released
 * Confirm that the release appears in the [parent folder on Maven
 Central](https://repo1.maven.org/maven2/com/google/auth/google-auth-library-parent/)
@@ -90,9 +89,10 @@ Central](https://repo1.maven.org/maven2/com/google/auth/google-auth-library-pare
   * Click on the repository and check for errors
 * Submit the pull request to bump the version numbers
 * Update Javadoc on Github using `scripts/update_javadoc.sh`.
-* On the [releases](https://github.com/google/google-auth-library-java/releases) page, create a corresponding Git tag (e.g., "v0.7.0") on the release commit, and summarize the commits since the last release. Follow the style of previous release notes.
-* Update all ```pom.xml``` files to the new snapshot version (increment patch version number, e.g., from 0.4.0 to 0.4.1-SNAPSHOT).
-* Submit a pull request, get it reviewed, and submit.
+* Run `releasetool tag` to create the GitHub release.
+* Run `releasetool start` to bump the next snapshot version. Select "snapshot" when prompted for
+  the release type. This will bump the artifact versions and create a pull request.
+* Review and submit the PR.
 
 Special cases
 =============

appengine/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
 

credentials/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
 

oauth2_http/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.google.auth</groupId>
     <artifactId>google-auth-library-parent</artifactId>
-    <version>0.11.1-SNAPSHOT</version>
+    <version>0.11.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
     <relativePath>../pom.xml</relativePath>
   </parent>
 

pom.xml

@@ -10,7 +10,7 @@
 
   <groupId>com.google.auth</groupId>
   <artifactId>google-auth-library-parent</artifactId>
-  <version>0.11.1-SNAPSHOT</version>
+  <version>0.11.1-SNAPSHOT</version><!-- {x-version-update:google-auth-library-parent:current} -->
   <packaging>pom</packaging>
   <name>Google Auth Library for Java</name>
   <description>Client libraries providing authentication and

versions.txt

@@ -0,0 +1,7 @@
+# Format:
+# module:released-version:current-version
+
+google-auth-library-parent:0.11.0:0.11.1-SNAPSHOT
+google-auth-library-appengine:0.11.0:0.11.1-SNAPSHOT
+google-auth-library-credentials:0.11.0:0.11.1-SNAPSHOT
+google-auth-library-oauth2-http:0.11.0:0.11.1-SNAPSHOT