/*
* Copyright (c) 2007-2010 Concurrent, Inc. All Rights Reserved.
*
* Project and contact information: http://www.cascading.org/
*
* This file is part of the Cascading project.
*
* Cascading is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Cascading is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Cascading. If not, see <http://www.gnu.org/licenses/>.
*/
package cascading.operation;
/**
* Interface PlannerLevel is the base interface for {@link DebugLevel} and {@link AssertionLevel} enum types.
* <p/>
* It should be noted that all enum implementations of this interface must declare a NONE or equivalent instance. This
* special case type tells the {@link cascading.flow.FlowPlanner} to remove all {@link PlannedOperation} instances from
* the final {@link cascading.flow.Flow}.
*
* @see DebugLevel
* @see AssertionLevel
*/
public interface PlannerLevel
{
/**
* Returns true if this enum instance represents a value that instructs the {@link cascading.flow.FlowPlanner} to
* remove all instances from the plan.
*
* @return true if this represents "NONE"
*/
boolean isNoneLevel();
/**
* Returns true if the given {@link PlannerLevel} is less strict than this instance.
*
* @param plannerLevel of type PlannerLevel
* @return true if argument is less strict
*/
boolean isStricterThan( PlannerLevel plannerLevel );
}