mikewalch commented on a change in pull request #361: ACCUMULO-4784 - Create
builder for Connector
URL: https://github.com/apache/accumulo/pull/361#discussion_r167948576
##########
File path: core/src/main/java/org/apache/accumulo/core/client/Connector.java
##########
@@ -237,4 +284,272 @@ public abstract BatchDeleter createBatchDeleter(String
tableName, Authorizations
* @since 1.7.0
*/
public abstract ReplicationOperations replicationOperations();
+
+ /**
+ * Builds ConnectionInfo after all options have been specified
+ *
+ * @since 2.0.0
+ */
+ public interface ConnInfoFactory {
+
+ /**
+ * Builds ConnectionInfo after all options have been specified
+ *
+ * @return ConnectionInfo
+ */
+ ConnectionInfo info();
+ }
+
+ /**
+ * Builds Connector
+ *
+ * @since 2.0.0
+ */
+ public interface ConnectorFactory extends ConnInfoFactory {
+
+ /**
+ * Builds Connector after all options have been specified
+ *
+ * @return Connector
+ */
+ Connector build() throws AccumuloException, AccumuloSecurityException;
+
+ }
+
+ /**
+ * Builder method for setting Accumulo instance and zookeepers
+ *
+ * @since 2.0.0
+ */
+ public interface InstanceArgs {
+ AuthenticationArgs forInstance(String instanceName, String zookeepers);
+ }
+
+ /**
+ * Builder methods for creating Connector using properties
+ *
+ * @since 2.0.0
+ */
+ public interface PropertyOptions extends InstanceArgs {
+
+ /**
+ * Build using properties file. An example properties file can be found at
conf/accumulo-client.properties in the Accumulo tarball distribution.
+ *
+ * @param propertiesFile
+ * Path to properties file
+ * @return this builder
+ */
+ ConnectorFactory usingProperties(String propertiesFile);
+
+ /**
+ * Build using Java properties object. A list of available properties can
be found in the documentation on the project website
(http://accumulo.apache.org)
+ * under 'Development' -> 'Client Properties'
+ *
+ * @param properties
+ * Properties object
+ * @return this builder
+ */
+ ConnectorFactory usingProperties(Properties properties);
+ }
+
+ public interface ConnectionInfoOptions extends PropertyOptions {
+
+ /**
+ * Build using connection information
+ *
+ * @param connectionInfo
+ * ConnectionInfo object
+ * @return this builder
+ */
+ ConnectorFactory usingConnectionInfo(ConnectionInfo connectionInfo);
+ }
+
+ /**
+ * Build methods for authentication
+ *
+ * @since 2.0.0
+ */
+ public interface AuthenticationArgs {
+
+ /**
+ * Build using password-based credentials
+ *
+ * @param username
+ * User name
+ * @param password
+ * Password
+ * @return this builder
+ */
+ ConnectionOptions usingPasswordCredentials(String username, CharSequence
password);
+
+ /**
+ * Build using Kerberos credentials
+ *
+ * @param principal
+ * Principal
+ * @param keyTabFile
+ * Path to keytab file
+ * @return this builder
+ */
+ ConnectionOptions usingKerberosCredentials(String principal, String
keyTabFile);
Review comment:
Changed in 702276816b
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