void setLooping(int sourceId, boolean looping) {
		AL10.alSourcei(sourceId, AL10.AL_LOOPING, looping ? AL10.AL_TRUE : AL10.AL_FALSE);
		int error = AL10.alGetError();
		if (error != AL10.AL_NO_ERROR) {
			this.logger.logError(LOGGING_SOURCE, "unable to set looping of open al source, error: " + error);
		}				
	}