code: public int getMaximumNumberOfInstances(final InstanceType instanceType) {
  
  		final Integer val = this.maximumMap.get(instanceType);
  		if (val != null) {
  			return val.intValue();
  		}
  
  		return 0;
  	}
docs: Returns the maximum number of instances to be requested from the given instance type.
  
  @param instanceType
  the type of instance to request
  @return the maximum number of instances to be requested from the given instance type