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The driver API for engineblock; Provides the interfaces needed to build drivers that can be loaded by engineblock core

There is a newer version: 2.12.65

/*
 *
 *    Copyright 2016 jshook
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 * /
 */
package io.engineblock.activityapi.core;

import io.engineblock.activityimpl.ActivityDef;

/**
 * A MotorDispenser is created for each Activity instance within a scenario.
 * When a thread is created, the motor and its input and action instances are resolved.
 * The MotorDispenser is responsible for choosing how the motor is resolved,
 * whether that is a shared thread-safe motor or, more conventionally, a separate motor per slot.
 */
public interface MotorDispenser {

    /**
     * Resolve (find or create) a Motor instance for the slot specified.
     * The motor is not required to be per-slot (per-thread), but any shared inputs motors be thread safe.
     *
     * @param activityDef the ActivityDef which will be used to parameterize the returned motor
     * @param slot The numbered slot within the activity instance for this motor
     * @return A new or cached Motor for the specified slot.
     */
    Motor getMotor(ActivityDef activityDef, int slot);
}