AbstractLifecycleManager.java

package com.lordofthejars.nosqlunit.core;



public abstract class AbstractLifecycleManager implements LifecycleManager {

	private boolean ready = false;

	@Override
	public void startEngine() throws Throwable {

		if (isServerNotStartedYet()) {
			ready = true;
			doStart();
		}

		ConnectionManagement.getInstance().addConnection(getHost(), getPort());
	}


	@Override
	public void stopEngine() {

		int remainingConnections = ConnectionManagement.getInstance().removeConnection(getHost(), getPort());

		if (noMoreConnectionsToManage(remainingConnections)) {
			ready = false;
			doStop();
		}

	}

	public boolean isReady() {
		return this.ready;
	}
	
	private boolean noMoreConnectionsToManage(int remainingConnections) {
		return remainingConnections < 1;
	}

	private boolean isServerNotStartedYet() {
		return !ConnectionManagement.getInstance().isConnectionRegistered(getHost(), getPort());
	}

	public abstract String getHost();

	public abstract int getPort();

	public abstract void doStart() throws Throwable;

	public abstract void doStop();

}