Java Utililty Methods String Split by Length

List of utility methods to do String Split by Length

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Description

The list of methods to do String Split by Length are organized into topic(s).

Method

ListsplitEqually(String _text, int _len)
Splits a Text to equal parts. 
if (_text == null) {
    return null;
List<String> ret = new ArrayList<String>((_text.length() + _len - 1) / _len);
for (int start = 0; start < _text.length(); start += _len) {
    ret.add(_text.substring(start, Math.min(_text.length(), start + _len)));
return ret;
...
ListsplitEscapedString(String str, char sep, char esc, int maxPart)
split Escaped String 
List<String> res = new ArrayList<>();
if (maxPart == 1) {
    res.add(str);
    return res;
int ptr = 0;
int beg = 0;
int len = str.length();
...
ListsplitFilenames(String text)
Get the list of JAR files from text field. 
List<String> filenameList = new ArrayList<String>();
if (text != null && 0 < text.length()) {
    text = text.trim();
    String[] tmp = text.split(JAR_SEPARATOR);
    for (String s : tmp) {
        filenameList.add(s.trim());
return filenameList;
ListsplitHtmlString(String stringToSplit, int maxLength)
Split a line of text in lines no longer than maxLength characters. 
List<String> lines = new ArrayList<String>();
boolean processingHtmlTag = false;
StringBuilder word = new StringBuilder();
StringBuilder line = new StringBuilder();
for (int index = 0; index < stringToSplit.length(); index++) {
    char character = stringToSplit.charAt(index);
    if (processingHtmlTag) {
        word.append(character);
...
String[]splitIntoFrames(String src, int maxFrameSize)
split Into Frames 
if (src.length() <= maxFrameSize) {
    return new String[] { src };
} else {
    ArrayList<String> segs = new ArrayList<>();
    for (int i = 0; i < src.length(); i += maxFrameSize) {
        int end = Math.min(i + maxFrameSize, src.length());
        String seg = src.substring(i, end);
        segs.add(seg);
...
StringsplitIntoLine(String input, int maxCharInLine)
split Into Line 
StringTokenizer tok = new StringTokenizer(input, " ");
StringBuilder output = new StringBuilder(input.length());
int lineLen = 0;
while (tok.hasMoreTokens()) {
    String word = tok.nextToken();
    while (word.length() > maxCharInLine) {
        output.append(word.substring(0, maxCharInLine - lineLen) + "\n");
        word = word.substring(maxCharInLine - lineLen);
...
ListsplitLines(String paragraph, int lineLength)
split Lines 
List<String> lines = new ArrayList<String>();
int lineStart = 0;
int lastSpace = -1;
while (true) {
    int nextSpace = paragraph.indexOf(' ', lastSpace + 1);
    if (nextSpace == -1) {
        lines.add(paragraph.substring(lineStart, paragraph.length()));
        break;
...
String[]splitParams(String string, int max)
split Params 
String[] words = string.trim().split(" ");
if (words.length <= 1) {
    return words;
ArrayList<String> list = new ArrayList<String>();
char quote = ' ';
String building = "";
for (String word : words) {
...
String[]splitPreserveAllTokens(String str, String separatorChars, int max)

Splits the provided text into an array with a maximum length, separators specified, preserving all tokens, including empty tokens created by adjacent separators.

The separator is not included in the returned String array. 

return splitWorker(str, separatorChars, max, true);
String[]splitString(String orig, String delim, int max)
split String 
List<String> out = new ArrayList<String>();
while (true) {
    if (out.size() == max - 1) {
        break;
    int n = orig.indexOf(delim);
    if (n < 0) {
        break;
...