package org.apache.maven.archiva.database.constraints;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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.

  */

 import org.apache.maven.archiva.database.Constraint;

 import java.util.Calendar;

 import java.util.Date;

 /**

  * Constraint for snapshot artifacts that are of a certain age (in days) or older. 

  *

  * @version $Id: OlderSnapshotArtifactsByAgeConstraint.java 718864 2008-11-19 06:33:35Z brett $

  */

 public class OlderSnapshotArtifactsByAgeConstraint

     extends AbstractDeclarativeConstraint

     implements Constraint

 {

     private String whereClause;

     public OlderSnapshotArtifactsByAgeConstraint( int daysOld )

     {

         Calendar cal = Calendar.getInstance();

         cal.add( Calendar.DAY_OF_MONTH, ( -1 ) * daysOld );

         Date cutoffDate = cal.getTime();

         whereClause = "this.lastModified <= cutoffDate && this.snapshot == true";

         declImports = new String[] { "import java.util.Date" };

         declParams = new String[] { "java.util.Date cutoffDate" };

         params = new Object[] { cutoffDate };

     }

     public String getSortColumn()

     {

         return "groupId";

     }

     public String getWhereCondition()

     {

         return whereClause;

     }

 }