## Description <!--- Describe your changes in detail --> Network.Service and Network.Provider were missing a toString() method. Added toString() methods so appending instances, or a collection of instances to a String, will result in an understandable String.
### Before com.cloud.network.Network$Provider@11763e57 requires services: [com.cloud.network.Network$Service@4f9871a2] ### After Provider Network.Provider[name=NuageVsp] requires services: [Network.Service[name=Connectivity]] <!-- For new features, provide link to FS, dev ML discussion etc. --> <!-- In case of bug fix, the expected and actual behaviours, steps to reproduce. --> ## Types of changes <!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Breaking change (fix or feature that would cause existing functionality to change) - [ ] New feature (non-breaking change which adds functionality) - [x] Bug fix (non-breaking change which fixes an issue) - [ ] Enhancement (improves an existing feature and functionality) - [ ] Cleanup (Code refactoring and cleanup, that may add test cases) ## GitHub Issue/PRs <!-- If this PR is to fix an issue or another PR on GH, uncomment the section and provide the id of issue/PR --> <!-- When "Fixes: #<id>" is specified, the issue/PR will automatically be closed when this PR gets merged --> <!-- For addressing multiple issues/PRs, use multiple "Fixes: #<id>" --> <!-- Fixes: # --> Fixes: #2881 ## How Has This Been Tested? Manually, added Unit Test to validate exception message. ## Checklist: <!--- Go over all the following points, and put an `x` in all the boxes that apply. --> <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! --> - [ ] I have read the [CONTRIBUTING](https://github.com/apache/cloudstack/blob/master/CONTRIBUTING.md) document. - [x] My code follows the code style of this project. - [ ] My change requires a change to the documentation. - [ ] I have updated the documentation accordingly. Testing - [x] I have added tests to cover my changes. - [ ] All relevant new and existing integration tests have passed. - [ ] A full integration testsuite with all test that can run on my environment has passed. [ Full content available at: https://github.com/apache/cloudstack/pull/2889 ] This message was relayed via gitbox.apache.org for devnull@infra.apache.org