io.cdap.cdap.internal.app.runtime.schedule.constraint.CheckableConstraint Maven / Gradle / Ivy
/*
* Copyright © 2017 Cask Data, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package io.cdap.cdap.internal.app.runtime.schedule.constraint;
import io.cdap.cdap.internal.app.runtime.schedule.ProgramSchedule;
import io.cdap.cdap.internal.schedule.constraint.Constraint;
/**
* A constraint that is checked before executing a schedule.
*/
public interface CheckableConstraint extends Constraint {
/**
* Checks a ConstraintContext against a program schedule.
*
* @param schedule the schedule that is being checked against
* @param context context information for the check
* @return the result of the check
*/
ConstraintResult check(ProgramSchedule schedule, ConstraintContext context);
}