software.amazon.jdbc.plugin.readwritesplitting.signal

Class ReadOnlyFlagSignal

java.lang.Object

software.amazon.jdbc.plugin.readwritesplitting.signal.ReadOnlyFlagSignal

All Implemented Interfaces:

RoutingSignal

public class ReadOnlyFlagSignal
extends java.lang.Object
implements RoutingSignal

Classic RoutingSignal: routes purely on Connection.setReadOnly(boolean). setReadOnly(true) resolves to TargetRole.READER, setReadOnly(false) to TargetRole.WRITER; every other method resolves to TargetRole.NO_DECISION.

Constructor Summary

Constructors

Constructor and Description
ReadOnlyFlagSignal()

Method Summary

Modifier and Type	Method and Description
TargetRole	resolve(RwSplitContext ctx, java.lang.String methodName, @Nullable java.lang.Object[] args) Resolves the desired role for this call.

Methods inherited from class java.lang.Object

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

Methods inherited from interface software.amazon.jdbc.plugin.readwritesplitting.signal.RoutingSignal

extraSubscribedMethods, resolveForBoundStatement

Constructor Detail

ReadOnlyFlagSignal

public ReadOnlyFlagSignal()

Method Detail

resolve

public TargetRole resolve(RwSplitContext ctx,
                          java.lang.String methodName,
                          @Nullable java.lang.Object[] args)

Description copied from interface: RoutingSignal

Resolves the desired role for this call. TargetRole.NO_DECISION means the method is not a routing trigger for this signal (the signal abstains).

Specified by:

resolve in interface RoutingSignal

Parameters:

ctx - the read/write splitting context

methodName - the JDBC method being invoked

args - the method arguments (may be null)

Returns:

the desired target role