/*! ******************************************************************************
*
* Pentaho Data Integration
*
* Copyright (C) 2002-2013 by Pentaho : http://www.pentaho.com
*
*******************************************************************************
*
* 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 org.pentaho.di.job.entry.validator;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import org.apache.commons.beanutils.PropertyUtils;
import org.pentaho.di.core.CheckResultInterface;
import org.pentaho.di.core.CheckResultSourceInterface;
/**
* Fails if a field's value is <code>null</code>.
*
* @author mlowery
*/
public class NotNullValidator implements JobEntryValidator {
public static final NotNullValidator INSTANCE = new NotNullValidator();
private static final String VALIDATOR_NAME = "notNull";
public boolean validate( CheckResultSourceInterface source, String propertyName,
List<CheckResultInterface> remarks, ValidatorContext context ) {
Object value = null;
try {
value = PropertyUtils.getProperty( source, propertyName );
if ( null == value ) {
JobEntryValidatorUtils.addFailureRemark(
source, propertyName, VALIDATOR_NAME, remarks, JobEntryValidatorUtils.getLevelOnFail(
context, VALIDATOR_NAME ) );
return false;
} else {
return true;
}
} catch ( IllegalAccessException e ) {
JobEntryValidatorUtils.addExceptionRemark( source, propertyName, VALIDATOR_NAME, remarks, e );
} catch ( InvocationTargetException e ) {
JobEntryValidatorUtils.addExceptionRemark( source, propertyName, VALIDATOR_NAME, remarks, e );
} catch ( NoSuchMethodException e ) {
JobEntryValidatorUtils.addExceptionRemark( source, propertyName, VALIDATOR_NAME, remarks, e );
}
return false;
}
public String getName() {
return VALIDATOR_NAME;
}
}