com.streamsets.pipeline.api.FieldBatch Maven / Gradle / Ivy
/*
* Copyright 2018 StreamSets 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 com.streamsets.pipeline.api;
/**
* Field batch is used by {@FieldProcessor} to transform individual fields rather than whole records.
*
* Unlike {@Batch} the API uses cursor style API so that the caller can immediately specify what action should happen
* for each field inside the iteration.
*/
public interface FieldBatch extends FieldOperator {
/**
* Move the cursor to next field.
*
* @return True if there is a next field, false otherwise.
*/
public boolean next();
/**
* @return True if there is a next field, false otherwise.
*/
public boolean hasNext();
}