Package com.owenfeehan.pathpatternfinder.trim

Class TrimInteger

Object

com.owenfeehan.pathpatternfinder.trim.TrimInteger

All Implemented Interfaces:

TrimOperation<String>

public class TrimInteger
extends Object
implements TrimOperation<String>

Reads an integer from the left-side of the string (greedy, it grabs an integer of maximally possible length).

Only succeeds if every string has an integer at the left, otherwise returns Optional.empty().

Author:

Owen Feehan

Constructor Summary

Constructors

Constructor	Description
TrimInteger(UnresolvedPatternElementFactory factory)	Creates given a factory for creating unresolved pattern-elements.

Method Summary

Modifier and Type	Method	Description
Optional<Pattern>	trim(List<String> source)	Attempts to trim the list of objects by finding a Pattern.

Methods inherited from class java.lang.Object

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

Constructor Details

TrimInteger

public TrimInteger(UnresolvedPatternElementFactory factory)

Creates given a factory for creating unresolved pattern-elements.

Parameters:

factory - the factory

Method Details

trim

public Optional<Pattern> trim(List<String> source)

Description copied from interface: TrimOperation

Attempts to trim the list of objects by finding a Pattern.

Specified by:

trim in interface TrimOperation<String>

Parameters:

source - list of objects

Returns:

if successful, a pattern with the trimmed elements (and what remains to be resolved) as elements, otherwise Optional.empty() if unsuccessful