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// Portions Copyright [2019] Payara Foundation and/or affiliates

package com.sun.enterprise.resource.pool.monitor;

/**
 * An abstract class that houses the common implementations of various probe
 * providers. All probe providers extend this implementation.
 *
 * @author Shalini M
 */
public abstract class ConnectionPoolProbeProvider {

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a connection validation failed event.
     *
     * @param poolName for which connection validation has failed
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     * @param increment number of times the validation failed
     */
    public void connectionValidationFailedEvent(String poolName, String appName, String moduleName, int increment) {
    }

    /**
     * Emits probe event/notification that a  connection pool with the given
     * name poolName has got a connection timed out event.
     *
     * @param poolName that has got a connection timed-out event
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionTimedOutEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the pool with the given name
     * poolName is having a potentialConnLeak event.
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void potentialConnLeakEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a decrement free connections size event.
     *
     * @param poolName for which decrement numConnFree is got
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void decrementNumConnFreeEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a decrement free connections size event.
     *
     * @param poolName for which decrement numConnFree is got
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     * @param beingDestroyed if the connection is destroyed due to error
     * @param steadyPoolSize
     */
    public void incrementNumConnFreeEvent(String poolName, String appName, String moduleName, boolean beingDestroyed,
            int steadyPoolSize) {
    }

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a decrement connections used event.
     *
     * @param poolName for which decrement numConnUsed is got
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void decrementConnectionUsedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a increment connections used event.
     *
     * @param poolName for which increment numConnUsed is got
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionUsedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the given  connection pool
     * poolNamehas got a increment connections free event.
     *
     * @param poolName for which increment numConnFree is got
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     * @param count number of connections freed to pool
     */
    public void connectionsFreedEvent(String poolName, String appName, String moduleName, int count) {
    }

    /**
     * Emits probe event/notification that a connection request is served in the
     * time timeTakenInMillis for the given  connection pool
     *  poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     * @param timeTakenInMillis time taken to serve a connection
     */
    public void connectionRequestServedEvent(String poolName, String appName, String moduleName, long timeTakenInMillis) {
    }

    /**
     * Emits probe event/notification that a connection is destroyed for the
     * given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionDestroyedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that a connection is acquired by application
     * for the given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionAcquiredEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that a connection is released for the given
     *  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionReleasedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that a new connection is created for the
     * given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionCreatedEvent(String poolName, String appName, String moduleName) {
    }

    public void toString(String poolName, String appName, String moduleName, StringBuilder stackTrace) {
    }

    /**
     * Emits probe event/notification that a connection under test matches the
     * current request for the given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionMatchedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that a connection under test does not
     * match the current request for the given  connection pool
     * poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionNotMatchedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the wait queue length has increased
     * for the given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionRequestQueuedEvent(String poolName, String appName, String moduleName) {
    }

    /**
     * Emits probe event/notification that the wait queue length has decreased
     * for the given  connection pool poolName
     *
     * @param poolName
     * @param appName application-name in which the pool is defined
     * @param moduleName module-name in which the pool is defined
     */
    public void connectionRequestDequeuedEvent(String poolName, String appName, String moduleName) {
    }
}