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From GitBox <...@apache.org>
Subject [GitHub] milleruntime commented on a change in pull request #361: ACCUMULO-4784 - Create builder for Connector
Date Thu, 01 Jan 1970 00:00:00 GMT
milleruntime commented on a change in pull request #361: ACCUMULO-4784 - Create builder for
Connector
URL: https://github.com/apache/accumulo/pull/361#discussion_r165191146
 
 

 ##########
 File path: core/src/main/java/org/apache/accumulo/core/client/impl/ConnectorImpl.java
 ##########
 @@ -193,4 +221,151 @@ public synchronized ReplicationOperations replicationOperations() {
 
     return replicationops;
   }
+
+  public static class ConnectorBuilderImpl implements InstanceArgs, PropertyOptions, ConnectionInfoOptions,
AuthenticationArgs, ConnectionOptions, SslOptions,
+      SaslOptions, ConnectorFactory {
+
+    private ConnectionInfoImpl info = new ConnectionInfoImpl();
+
+    @Override
+    public Connector build() throws AccumuloException, AccumuloSecurityException {
+      return info.getConnector();
+    }
+
+    @Override
+    public ConnectionInfo info() {
+      return info;
+    }
+
+    @Override
+    public AuthenticationArgs forInstance(String instanceName, String zookeepers) {
+      info.setProperty(ClientProperty.INSTANCE_NAME, instanceName);
+      info.setProperty(ClientProperty.INSTANCE_ZOOKEEPERS, zookeepers);
+      return this;
+    }
+
+    @Override
+    public SslOptions withTruststore(String path) {
+      info.setProperty(ClientProperty.SSL_TRUSTSTORE_PATH, path);
+      return this;
+    }
+
+    @Override
+    public SslOptions withTruststore(String path, String password, String type) {
+      info.setProperty(ClientProperty.SSL_TRUSTSTORE_PATH, path);
+      info.setProperty(ClientProperty.SSL_TRUSTSTORE_PASSWORD, password);
+      info.setProperty(ClientProperty.SSL_TRUSTSTORE_TYPE, type);
+      return this;
+    }
+
+    @Override
+    public SslOptions withKeystore(String path) {
+      info.setProperty(ClientProperty.SSL_KEYSTORE_PATH, path);
+      return this;
+    }
+
+    @Override
+    public SslOptions withKeystore(String path, String password, String type) {
+      info.setProperty(ClientProperty.SSL_KEYSTORE_PATH, path);
+      info.setProperty(ClientProperty.SSL_KEYSTORE_PASSWORD, password);
+      info.setProperty(ClientProperty.SSL_KEYSTORE_TYPE, type);
+      return this;
+    }
+
+    @Override
+    public SslOptions useJsse() {
+      info.setProperty(ClientProperty.SSL_USE_JSSE, "true");
+      return this;
+    }
+
+    @Override
+    public ConnectionOptions withZkTimeout(int timeout) {
+      info.setProperty(ClientProperty.INSTANCE_ZOOKEEPERS_TIMEOUT_SEC, Integer.toString(timeout));
+      return this;
+    }
+
+    @Override
+    public SslOptions withSsl() {
+      info.setProperty(ClientProperty.SSL_ENABLED, "true");
+      return this;
+    }
+
+    @Override
+    public SaslOptions withSasl() {
+      info.setProperty(ClientProperty.SASL_ENABLED, "true");
+      return this;
+    }
+
+    @Override
+    public ConnectionOptions withBatchWriterConfig(BatchWriterConfig batchWriterConfig) {
+      info.setProperty(ClientProperty.BATCH_WRITER_MAX_MEMORY_BYTES, batchWriterConfig.getMaxMemory());
+      info.setProperty(ClientProperty.BATCH_WRITER_MAX_LATENCY_SEC, batchWriterConfig.getMaxLatency(TimeUnit.SECONDS));
+      info.setProperty(ClientProperty.BATCH_WRITER_MAX_TIMEOUT_SEC, batchWriterConfig.getTimeout(TimeUnit.SECONDS));
+      info.setProperty(ClientProperty.BATCH_WRITER_MAX_WRITE_THREADS, batchWriterConfig.getMaxWriteThreads());
+      info.setProperty(ClientProperty.BATCH_WRITER_DURABILITY, batchWriterConfig.getDurability().toString());
+      return this;
+    }
+
+    @Override
+    public SaslOptions withPrimary(String kerberosServerPrimary) {
+      info.setProperty(ClientProperty.SASL_KERBEROS_SERVER_PRIMARY, kerberosServerPrimary);
+      return this;
+    }
+
+    @Override
+    public SaslOptions withQop(String qualityOfProtection) {
+      info.setProperty(ClientProperty.SASL_QOP, qualityOfProtection);
+      return this;
+    }
+
+    @Override
+    public ConnectorFactory usingProperties(String configFile) {
+      Properties properties = new Properties();
+      try (InputStream is = new FileInputStream(configFile)) {
+        properties.load(is);
+      } catch (IOException e) {
+        throw new IllegalArgumentException(e);
+      }
+      return usingProperties(properties);
+    }
+
+    @Override
+    public ConnectorFactory usingProperties(Properties properties) {
+      info = new ConnectionInfoImpl(properties);
+      return this;
+    }
+
+    @Override
+    public ConnectionOptions usingBasicCredentials(String username, CharSequence password)
{
+      info.setProperty(ClientProperty.AUTH_TYPE, "basic");
+      info.setProperty(ClientProperty.AUTH_BASIC_USERNAME, username);
+      info.setProperty(ClientProperty.AUTH_BASIC_PASSWORD, password.toString());
+      return this;
+    }
+
+    @Override
+    public ConnectionOptions usingKerberosCredentials(String principal, String keyTabFile)
{
+      info.setProperty(ClientProperty.AUTH_TYPE, "kerberos");
+      info.setProperty(ClientProperty.AUTH_KERBEROS_PRINCIPAL, principal);
+      info.setProperty(ClientProperty.AUTH_KERBEROS_KEYTAB_PATH, keyTabFile);
+      return this;
+    }
+
+    @Override
+    public ConnectionOptions usingCredentials(String principal, AuthenticationToken token)
{
+      if (token instanceof PasswordToken) {
+        return usingBasicCredentials(principal, new String(((PasswordToken) token).getPassword()));
+      } else if (token instanceof KerberosToken) {
+        return usingKerberosCredentials(principal, ((KerberosToken) token).getKeytab().getAbsolutePath());
+      } else {
+        throw new IllegalArgumentException("Unknown authentication token type");
+      }
+    }
+
+    @Override
+    public ConnectorFactory usingConnectionInfo(ConnectionInfo connectionInfo) {
+      this.info = (ConnectionInfoImpl) connectionInfo;
 
 Review comment:
   Setting the type to ConnectionInfo should eliminate this cast. 

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