Removed unused method and extra line

Author: sgarg-CS

database-commons/src/main/java/io/cdap/plugin/db/source/AbstractDBSource.java

@@ -18,8 +18,6 @@
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Strings;
-import dev.failsafe.Failsafe;
-import dev.failsafe.FailsafeException;
 import dev.failsafe.RetryPolicy;
 import io.cdap.cdap.api.annotation.Description;
 import io.cdap.cdap.api.annotation.Macro;
@@ -28,11 +26,6 @@
 import io.cdap.cdap.api.data.format.StructuredRecord;
 import io.cdap.cdap.api.data.schema.Schema;
 import io.cdap.cdap.api.dataset.lib.KeyValue;
-import io.cdap.cdap.api.exception.ErrorCategory;
-import io.cdap.cdap.api.exception.ErrorCodeType;
-import io.cdap.cdap.api.exception.ErrorType;
-import io.cdap.cdap.api.exception.ErrorUtils;
-import io.cdap.cdap.api.exception.ProgramFailureException;
 import io.cdap.cdap.api.plugin.PluginConfig;
 import io.cdap.cdap.etl.api.Emitter;
 import io.cdap.cdap.etl.api.FailureCollector;
@@ -219,28 +212,6 @@ private void executeInitQueries(Connection connection, List<String> initQueries)
     }
   }
 
-  private ProgramFailureException wrapException(SQLException e) {
-    // wrap exception to ensure SQLException-child instances not exposed to contexts without jdbc
-    // driver in classpath
-    String errorMessage =
-      String.format("SQL Exception occurred: [Message='%s', SQLState='%s', ErrorCode='%s'].",
-        e.getMessage(), e.getSQLState(), e.getErrorCode());
-    String errorMessageWithDetails = String.format("Error occurred while trying to" +
-      " get schema from database." + "Error message: '%s'. Error code: '%s'. SQLState: '%s'", e.getMessage(),
-        e.getErrorCode(), e.getSQLState());
-    String externalDocumentationLink = getExternalDocumentationLink();
-    if (!Strings.isNullOrEmpty(externalDocumentationLink)) {
-      if (!errorMessage.endsWith(".")) {
-        errorMessage = errorMessage + ".";
-      }
-      errorMessage = String.format("%s For more details, see %s", errorMessage, externalDocumentationLink);
-    }
-    return ErrorUtils.getProgramFailureException(new ErrorCategory(ErrorCategory.ErrorCategoryEnum.PLUGIN),
-      errorMessage, errorMessageWithDetails, ErrorType.USER, false, ErrorCodeType.SQLSTATE, e.getSQLState(),
-        externalDocumentationLink, new SQLException(e.getMessage(), e.getSQLState(), e.getErrorCode()));
-
-  }
-
   protected SchemaReader getSchemaReader() {
     return new CommonSchemaReader();
   }

database-commons/src/main/java/io/cdap/plugin/util/RetryUtils.java

@@ -14,7 +14,6 @@
  * the License.
  */
 
-
 package io.cdap.plugin.util;
 
 import com.google.common.base.Strings;