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uniVocity's open source parsers for processing different text formats using a consistent API
/*******************************************************************************
* Copyright 2014 uniVocity Software Pty Ltd
*
* 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.univocity.parsers.common.fields;
/**
*
* Interface used to identify classes capable of selecting fields and returning their positions in a given sequence.
*
* @author uniVocity Software Pty Ltd - [email protected]
*
*/
public interface FieldSelector {
/**
* Returns the indexes of any selected fields that are part of a sequence of headers.
* @param headers the sequence of headers that might have some elements selected by this FieldSelector
* @return the positions of all selected elements in the given headers sequence.
*/
int[] getFieldIndexes(String[] headers);
/**
* Returns a string that represents the current field selection
* @return a string that represents the current field selection
*/
String describe();
}