Java Utililty Methods List Concatenate

List of utility methods to do List Concatenate

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Description

The list of methods to do List Concatenate are organized into topic(s).

Method

StringconcatNodeList(List list)
concat Node List 
StringBuilder result = new StringBuilder();
result.append("Total List Count: " + list.size() + "\n\n");
for (String item : list) {
    result.append(item).append("\n");
return result.toString();
StringconcatPathTokens(String root, List tokens)
concat Path Tokens 
String[] array = new String[tokens.size() + 1];
array[0] = root;
int i = 1;
for (String token : tokens) {
    array[i++] = token;
return concatPathTokens(array);
StringconcatRefs(List refs)
concat Refs 
return concat(refs, ' ');
StringconcatString(List args)
concat String 
StringBuilder buf = new StringBuilder();
for (String arg : args) {
    if (buf.length() > 0)
        buf.append(' ');
    buf.append(arg);
return buf.toString();
StringconcatStrings(List values, String separator)
Returns concatenated string. 
StringBuffer concatedValues = new StringBuffer();
Iterator<String> valuesIter = values.iterator();
if (valuesIter.hasNext()) {
    concatedValues.append(valuesIter.next());
    while (valuesIter.hasNext()) {
        concatedValues.append(separator);
        concatedValues.append(valuesIter.next());
return concatedValues.toString();
ListconcatSuper(List collection1, List collection2)
concat Super 
if (isEmpty(collection1)) {
    return collection2;
if (isEmpty(collection2)) {
    return collection1;
List<T> result = createArrayList(collection1.size() + collection2.size());
result.addAll(collection1);
...
ListconcatSynopsises(List prefixes, List ss)
concat Synopsises 
List<StringBuilder> newList = new ArrayList<StringBuilder>();
if (prefixes.size() == 0)
    return ss;
for (StringBuilder prefix : prefixes) {
    for (StringBuilder s : ss) {
        newList.add(
                new StringBuilder(prefix.length() + s.length() + 1).append(prefix).append(" ").append(s)); 
return newList;
voidconcatTwoList(List fromList, List toList)
concat Two List 
if (fromList == null || toList == null)
    return;
for (int i = 0; i < fromList.size(); i++) {
    Object obj = fromList.get(i);
    if (!toList.contains(obj))
        toList.add(obj);
StringconcatValues(List stringValues, boolean spaceSeparated)
concat Values 
StringBuilder builder = new StringBuilder();
String separator = spaceSeparated ? " " : ", ";
for (int x = 0; x < stringValues.size(); ++x) {
    builder.append(stringValues.get(x));
    if (x != stringValues.size() - 1) {
        builder.append(separator);
return builder.toString();
StringconcatWithSeparator(List list, Object delimiter)
Concats a list of objects together using delimiter. 
StringBuffer buf;
buf = new StringBuffer();
for (Object i : list) {
    if (i != null) {
        if (buf.length() > 0)
            buf.append(delimiter);
        buf.append(i.toString().trim());
return buf.toString();