oracle.pg.rdbms

Class GraphServer

java.lang.Object

oracle.pg.rdbms.GraphServer

public class GraphServer
extends java.lang.Object

Allows to connect to a graph server

Method Summary

Modifier and Type	Method and Description
static java.lang.String	generateToken(java.lang.String baseUrl, java.lang.String username, char[] password) Generates a new authentication token
static ServerInstance	getEmbeddedInstance() Connects to an embedded graph server.
static ServerInstance	getInstance(ClientConfig clientConfig, java.lang.String username, char[] password) Connects to a remote graph server
static ServerInstance	getInstance(ClientConfig clientConfig, java.lang.String username, char[] password, int refreshTimeBeforeTokenExpiry) Connects to a remote graph server
static ServerInstance	getInstance(java.lang.String baseUrl, java.lang.String username, char[] password) Connects to a remote graph server
static ServerInstance	getInstance(java.lang.String baseUrl, java.lang.String username, char[] password, int refreshTimeBeforeTokenExpiry) Connects to a remote graph server
static ServerInstance	reauthenticate(ServerInstance instance, java.lang.String username, char[] password) Re-authenticates an existing ServerInstance object with a remote server

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

generateToken

public static java.lang.String generateToken(java.lang.String baseUrl,
                                             java.lang.String username,
                                             char[] password)
                                      throws java.io.IOException

Generates a new authentication token

Parameters:

baseUrl - the base URL of the remote graph server

username - the Database username to use for authentication

password - the Database password to use for authentication

Returns:

the newly generated authentication token

Throws:

java.io.IOException

getEmbeddedInstance

public static ServerInstance getEmbeddedInstance()

Connects to an embedded graph server. An embedded graph server runs inside the client JVM.

Returns:

a handle to the embedded graph server

getInstance

public static ServerInstance getInstance(ClientConfig clientConfig,
                                         java.lang.String username,
                                         char[] password)
                                  throws java.io.IOException

Connects to a remote graph server

Parameters:

clientConfig - the client configuration. ACCESS_TOKEN field will be set/overwritten by this function.

username - the Database username to use for authentication

password - the Database password to use for authentication

Returns:

a handle to the remote server

Throws:

java.io.IOException - if any unexpected network exception occurred

getInstance

public static ServerInstance getInstance(ClientConfig clientConfig,
                                         java.lang.String username,
                                         char[] password,
                                         int refreshTimeBeforeTokenExpiry)
                                  throws java.io.IOException

Connects to a remote graph server

Parameters:

clientConfig - the client configuration. ACCESS_TOKEN field will be set/overwritten by this function.

username - the Database username to use for authentication

password - the Database password to use for authentication

refreshTimeBeforeTokenExpiry - the time in seconds to refresh the token automatically before expires

Returns:

a handle to the remote server

Throws:

java.io.IOException - if any unexpected network exception occurred

getInstance

public static ServerInstance getInstance(java.lang.String baseUrl,
                                         java.lang.String username,
                                         char[] password)
                                  throws java.io.IOException

Connects to a remote graph server

Parameters:

baseUrl - the base URL of the remote graph server

username - the Database username to use for authentication

password - the Database password to use for authentication

Returns:

a handle to the remote server

Throws:

java.io.IOException - if any unexpected network exception occurred

getInstance

public static ServerInstance getInstance(java.lang.String baseUrl,
                                         java.lang.String username,
                                         char[] password,
                                         int refreshTimeBeforeTokenExpiry)
                                  throws java.io.IOException

Connects to a remote graph server

Parameters:

baseUrl - the base URL of the remote graph server

username - the Database username to use for authentication

password - the Database password to use for authentication

refreshTimeBeforeTokenExpiry - the time in seconds to refresh the token automatically before expires

Returns:

a handle to the remote server

Throws:

java.io.IOException - if any unexpected network exception occurred

reauthenticate

public static ServerInstance reauthenticate(ServerInstance instance,
                                            java.lang.String username,
                                            char[] password)
                                     throws java.io.IOException

Re-authenticates an existing ServerInstance object with a remote server

Parameters:

instance - the ServerInstance object to re-authenticate

username - the username to use for re-authentication

password - the password to use for re-authentication

Returns:

the given ServerInstance object

Throws:

java.io.IOException - if any unexpected network exception occurred