oracle.pgx.api.subgraph

Class AbstractSubgraphReader<R extends AbstractSubgraphReader<R>>

java.lang.Object

oracle.pgx.api.subgraph.AbstractSubgraphReader<R>

Type Parameters:

R - The reader type.

Direct Known Subclasses:

GenericSubgraphReader, PgqlBasedSubgraphReader

public abstract class AbstractSubgraphReader<R extends AbstractSubgraphReader<R>>
extends java.lang.Object

Base class for all subgraph readers.

Method Summary

Modifier and Type	Method and Description
PgxGraph	load() Blocking version of loadAsync().
PgxGraph	load(java.lang.String graphName) Blocking version of loadAsync(String).
PgxFuture<PgxGraph>	loadAsync() Load the subgraph.
abstract PgxFuture<PgxGraph>	loadAsync(java.lang.String graphName) Load the subgraph.

Methods inherited from class java.lang.Object

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

Method Detail

load

public PgxGraph load()
              throws java.util.concurrent.ExecutionException,
                     java.lang.InterruptedException

Blocking version of loadAsync(). Starts the reading operation and awaits its completion.

Returns:

The loaded subgraph.

Throws:

java.lang.InterruptedException - When the asynchronous operation is interrupted.

java.util.concurrent.ExecutionException - When the operation failed.

load

public PgxGraph load(java.lang.String graphName)
              throws java.util.concurrent.ExecutionException,
                     java.lang.InterruptedException

Blocking version of loadAsync(String). Starts the reading operation and awaits its completion.

Parameters:

graphName - the graph name

Returns:

The loaded subgraph.

Throws:

java.lang.InterruptedException - When the asynchronous operation is interrupted.

java.util.concurrent.ExecutionException - When the operation failed.

loadAsync

public PgxFuture<PgxGraph> loadAsync()

Load the subgraph.

Returns:

The subgraph.

loadAsync

public abstract PgxFuture<PgxGraph> loadAsync(java.lang.String graphName)

Load the subgraph.

Parameters:

graphName - the name of the graph

Returns:

The subgraph.