generate-sources failed:Invalid SDK: Platform/API level not available.

Asked on November 01, 2014
Hi All,
I am trying to build android project using Maven.
Need help to resolve the below issue.
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal com.jayway.maven.plugins.android.generation2:andr
oid-maven-plugin:3.9.0-rc.1:generate-sources (default-generate-sources) on proje
ct android: Execution default-generate-sources of goal com.jayway.maven.plugins.
android.generation2:android-maven-plugin:3.9.0-rc.1:generate-sources failed: Inv
alid SDK: Platform/API level 19 not available. This command should give you all
you need:

Replied on November 01, 2014
1. Go to user-home/android-sdks/tools and check for source.properties file.
2. Check the Platform.MinPlatformToolsRev line at the bottom. That number should be provided to
<sdk>
<platform>20</platform>
</sdk>
in pom.xml