public String getDefaultLoadBalancingPolicy() {
        return this.defaultLoadBalancingPolicy == null ? DEFAULT_DEFAULT_LOAD_BALANCING_POLICY
                : this.defaultLoadBalancingPolicy;
    }
Gets the default load balancing policy this channel should use.

@return The default load balancing policy.
@see ManagedChannelBuilder#defaultLoadBalancingPolicy(String)
grpc-client-spring-boot-starter/src/main/java/net/devh/boot/grpc/client/config/GrpcChannelProperties.java