Add the following to your .travis.yml:

language: java
after_success:
  - bash <(curl -s https://codecov.io/bash)

1. Add JaCoCo Plugin to your pom.xml file, see here

You will need to add the following your .travis.yml:

env:
  global:
    - CODECOV_TOKEN=:uuid-repo-token

• Make sure you are on the most up-to-date JaCoCo version. There are issues with previous versions of JaCoCo.
• JaCoCo reports can expire - Codecov will reject reports that are older than 12 hours. The logs contain details if a report expired.

• Q: How do I enable multi-module projects?
  A: In your pom.xml file please append a list of modules in your projects:

<project>
  <modules>
    <module>module_a/</module>
    <module>module_b/</module>
  </modules>
</project>

• Q: Seeing Skipping JaCoCo execution due to missing execution data file?
  A: Please see http://stackoverflow.com/questions/18107375/....
• We should talk about using other CIs here.
• Q: Does Codecov accept jacoco.exec reports?
  A: No, these files are not supported. Please produce a xml file as detailed in the pom.xml file at codecov/example-java.
• Q: Is there a Gradle example?
  A: Yes, enter codecov/example-gradle
• Q: Is there a Android example?
  A: Yes, enter codecov/example-android
• Q: Is there a Maven example?
  A: Yes, enter codecov/example-maven

1. More documentation at https://docs.codecov.io
2. Configure codecov through the codecov.yml https://docs.codecov.io/docs/codecov-yaml
3. View source and learn more about Codecov Global Uploader

We are happy to help if you have any questions. Please contact email our Support at support@codecov.io