Module io.github.astrapisixtynine.file.worker

Package io.github.astrapi69.file.modify

Class DeleteLinesByIndexInFile

java.lang.Object

io.github.astrapi69.file.modify.DeleteLinesByIndexInFile

All Implemented Interfaces:

FileChangeable, BiFunction<Integer,String,String>

public class DeleteLinesByIndexInFile
extends Object
implements FileChangeable

The class DeleteLinesByIndexInFile implements the FileChangeable interface to delete specific lines in a file based on a list of line indexes.

Constructor Summary

Constructors

Constructor	Description
DeleteLinesByIndexInFile(List<Integer> lineIndexesToDelete)	Instantiates a new DeleteLinesByIndexInFile with the given list of line indexes to delete

Method Summary

Modifier and Type	Method	Description
String	apply(Integer lineIndex, String line)	Applies the deletion logic to the specified line.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.function.BiFunction

andThen

Constructor Details

DeleteLinesByIndexInFile

public DeleteLinesByIndexInFile(List<Integer> lineIndexesToDelete)

Instantiates a new DeleteLinesByIndexInFile with the given list of line indexes to delete

Parameters:

lineIndexesToDelete - the line indexes to delete

Method Details

apply

public String apply(Integer lineIndex,
 String line)

Applies the deletion logic to the specified line. If the current line index is in the list of indexes to delete, the method returns null, indicating that this line should be skipped. Otherwise, it returns the line with a newline character.

Specified by:

apply in interface BiFunction<Integer,String,String>

Parameters:

lineIndex - the index of the current line

line - the content of the current line

Returns:

the modified line, or null if the line should be deleted