org.riversun:string-grabber

Overview

'string-grabber' is a java library for manipulating and editing String object easily and quickly.

It is licensed under MIT License.

#Downloads

maven

• Add dependencies to maven pom.xml file.

<dependency>
  <groupId>org.riversun</groupId>
  <artifactId>string-grabber</artifactId>
  <version>0.1.0</version>
</dependency>

methods

StringGrabber#append

Simply append the text

want to do

"abc" => "abcdef"

source

import org.riversun.string_grabber.StringGrabber;

public class Example01 {

    public static void main(String[] args) {
        StringGrabber sg = new StringGrabber("My name is ");
        sg.append("tom.");
        System.out.println(sg.toString());
    }
}

result

My name is tom

StringGrabber#insertIntoHead

Insert string into the first

want to do

"abc" => "defabc"

source

 StringGrabber sg = new StringGrabber("abc");
        sg.insertIntoHead("def");

result

defabc

StringGrabber#newLine

append newline

want to do

abc  
=>  
abc  
def  

source

 StringGrabber sg = new StringGrabber("");
        sg.append("line0");
        sg.newLine();
        sg.append("line1");

result

line0  
line1  

StringGrabber#removeTail

Remove the last char from String

want to do

abcdef => abcde

source

 StringGrabber sg = new StringGrabber("abcdef");
        sg.removeTail();

result

abcde

source

 StringGrabber sg = new StringGrabber("abcdef");
        sg.removeTail(2);

result

abcd

StringGrabber#removeHead

Remove char(s) from first

want to do

"abcdef" => "cdef"

source

 StringGrabber sg = new StringGrabber("abcdef");
        sg.removeHead(2);

result

cdef

StringGrabber#carryTail

To leave the tail of the N character , cut off the rest

want to do

"abcdef" => "ef"

source

 StringGrabber sg = new StringGrabber("abcdef");
        sg.carryTail(2);

result

ef

StringGrabber#carryHead

To leave N character from head , cut off the rest

want to do

"abcdef" => "abc"

source

 StringGrabber sg = new StringGrabber("abcdef");
        sg.carryHead(3);

result

abc

StringGrabber#replaceFirstToLowerCase

convert first char to lower case

want to do

"ABC" => "aBC"

source

  StringGrabber sg = new StringGrabber("ABCDEF");
        sg.replaceFirstToLowerCase();

result

aBCDEF

StringGrabber#replaceToLowerCase

Convert string in the specified position to lower case

want to do

"ABCDEF" => "ABCdEF"

source

 StringGrabber sg = new StringGrabber("ABCDEF");
        sg.replaceToLowerCase(3);

result

ABCdEF

source

   StringGrabber sg = new StringGrabber("ABCDEF");
        sg.replaceToLowerCase(2,4);

result

ABcdEF

StringGrabber#replace

replace specified string

want to do

"AAA is a pen.AAA is a penguin." => "BBB is a pen.BBB is a penguin."

source

  StringGrabber sg = new StringGrabber("This is a pen.This is a penguin.This is a pencil.");
        sg.replace("This","That");

result

That is a pen.That is a penguin.That is a pencil.

StringGrabber#replaceEnclosedIn

Replace specified string enclosed in speficied token

want to do

"<<A>><<B>><<C>>" => "<<X>><<X>><<X>>"

source

  StringGrabber sg = new StringGrabber("<<sample1>><<sample2>><<sample3>>");
        sg.replaceEnclosedIn("<<",">>","REPLACE");

result

<<REPLACE>><<REPLACE>><<REPLACE>>

StringGrabber#substring

returns substring specified with start index and endIndex

want to do

"0123456789" => "2345"

source

 StringGrabber sg = new StringGrabber("0123456789");
        sg.substring(2,5);

result

●2345

StringGrabber#getLastPartsSeparatedBy

returns the last part that was separated by the specified string

want to do

"a.b.c.d" => "d"

source

  StringGrabber sg = new StringGrabber("http://github.com/riversun/test.html");
        sg.getLastPartsSeparatedBy("/");

result

test.html

StringGrabber#toInt

returns int value ,when format error occurred ,returns default value

want to do

"12345" => 12345

source

  StringGrabber sg = new StringGrabber("12345");
        int value=sg.toInt(0);

result

12345

Also toFloat,toDouble,toBoolean is available.

StringGrabber#appendRepeat

Append a string to be repeated

want to do

"test" => "testAAAAAAAAA"

source

  StringGrabber sg = new StringGrabber("test");
        sg.appendRepeat("A", 10);

result

testAAAAAAAAAA

StringGrabber#insertRepeat

Append a string to be repeated into head

want to do

"test" => "AAAAAAAAAAtest
"

source

 StringGrabber sg = new StringGrabber("test");
        sg.insertRepeat("A", 10);

result

AAAAAAAAAAtest

StringGrabber#getStringEnclosedInFirst

returns the first one that enclosed in specific tokens found in the source string.

want to do

"part1part2" => "part1"

source

  StringGrabber sg = new StringGrabber("<<part1>><<part2>>");
        final String startToken = "<<";
        final String endToken = ">>";
        String result = sg.getStringEnclosedInFirst(startToken, endToken).toString();

result

part1

StringGrabber#getStringEnclosedIn

Returns all of discovery that enclosed in specific tokens found in the source string

want to do

part1part2
=>  
part1  
part2  

source

 StringGrabber sg = new StringGrabber("<<part1>><<part2>>");
        final String startToken = "<<";
        final String endToken = ">>";
        StringGrabberList sgList = sg.getStringEnclosedIn(startToken, endToken);
        System.out.println(sgList.get(0).toString());
        System.out.println(sgList.get(1).toString());

result

part1
part2

StringGrabber#split

Splits this string around matches of the given regular expression.

want to do

part1,part2,part3
=>
part1  
part2  
part3  

source

 StringGrabber sg = new StringGrabber("part1,part2,part3");
        StringGrabberList sgList = sg.split(",");
        System.out.println(sgList.get(0).toString());
        System.out.println(sgList.get(1).toString());
        System.out.println(sgList.get(2).toString());

result

part1
part2
part3