Use GOOGLE_APPLICATION_CREDENTIALS and GCLOUD_PROJECT vars in RemoteGcsHelper

Author: mziccard

gcloud-java-storage/src/main/java/com/google/gcloud/storage/testing/RemoteGcsHelper.java

@@ -45,8 +45,8 @@ public class RemoteGcsHelper {
 
   private static final Logger log = Logger.getLogger(RemoteGcsHelper.class.getName());
   private static final String BUCKET_NAME_PREFIX = "gcloud-test-bucket-temp-";
-  private static final String PROJECT_ID_ENV_VAR = "GCLOUD_TESTS_PROJECT_ID";
-  private static final String PRIVATE_KEY_ENV_VAR = "GCLOUD_TESTS_KEY";
+  private static final String PROJECT_ID_ENV_VAR = "GCLOUD_PROJECT";
+  private static final String PRIVATE_KEY_ENV_VAR = "GOOGLE_APPLICATION_CREDENTIALS";
   private final StorageOptions options;
 
   private RemoteGcsHelper(StorageOptions options) {
@@ -145,22 +145,17 @@ public static RemoteGcsHelper create(String projectId, String keyPath)
         log.log(Level.WARNING, ex.getMessage());
       }
       throw GcsHelperException.translate(ex);
-    } catch (IOException ex) {
-      if (log.isLoggable(Level.WARNING)) {
-        log.log(Level.WARNING, ex.getMessage());
-      }
-      throw GcsHelperException.translate(ex);
     }
   }
 
   /**
    * Creates a {@code RemoteGcsHelper} object. Project id and path to JSON key are read from two
-   * environment variables: {@code GCLOUD_TESTS_PROJECT_ID} and {@code GCLOUD_TESTS_KEY}.
+   * environment variables: {@code GCLOUD_PROJECT} and {@code GOOGLE_APPLICATION_CREDENTIALS}.
    *
    * @return A {@code RemoteGcsHelper} object for the provided options.
    * @throws com.google.gcloud.storage.testing.RemoteGcsHelper.GcsHelperException if environment
-   *     variables {@code GCLOUD_TESTS_PROJECT_ID} and {@code GCLOUD_TESTS_KEY} are not set or if
-   *     the file pointed by {@code GCLOUD_TESTS_KEY} does not exist
+   *     variables {@code GCLOUD_PROJECT} and {@code GOOGLE_APPLICATION_CREDENTIALS} are not set or
+   *     if the file pointed by {@code GOOGLE_APPLICATION_CREDENTIALS} does not exist
    */
   public static RemoteGcsHelper create() throws GcsHelperException {
     String projectId = System.getenv(PROJECT_ID_ENV_VAR);

utilities/integration_test_env.sh

@@ -1,3 +1,3 @@
 # Export test env variables
-export GCLOUD_TESTS_PROJECT_ID="gcloud-devel"
-export GCLOUD_TESTS_KEY=$TRAVIS_BUILD_DIR/signing-tools/gcloud-devel-travis.json
+export GCLOUD_PROJECT="gcloud-devel"
+export GOOGLE_APPLICATION_CREDENTIALS=$TRAVIS_BUILD_DIR/signing-tools/gcloud-devel-travis.json