Java Utililty Methods String Unquote

List of utility methods to do String Unquote

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Description

The list of methods to do String Unquote are organized into topic(s).

Method

Stringunquote(String str)
unquote 
assert isQuoted(str) : "Trying to unquote an unquoted string: " + str;
char qval = str.charAt(0);
str = str.substring(1, str.length() - 1);
if (qval == '\'') {
    str = str.replace("\\'", "'");
} else {
    assert qval == '"' : "Unknown quoted string format: " + str;
    str = str.replace("\\\"", "\"");
...
Stringunquote(String str)
Dequotifies a specified string. 
int len = str.length();
StringBuffer buf = new StringBuffer(len);
boolean inQuotes = false;
char c;
int i = 0;
if (str.charAt(i) == '"') {
    inQuotes = true;
    i++;
...
Stringunquote(String str)
Returns the given quoted string without quotation marks. 
int lastIndex = str.length() - 1;
if (lastIndex <= 0 || str.charAt(0) != '"' || str.charAt(lastIndex) != '"') {
    throw new IllegalArgumentException("Attempting to unquote string without quotes!");
return str.substring(1, lastIndex);
Stringunquote(String str)
unquote 
if (str.length() >= 2) {
    if (str.startsWith("'") && str.endsWith("'")) {
        str = str.substring(1, str.length() - 1);
    } else if (str.startsWith("\"") && str.endsWith("\"")) {
        str = str.substring(1, str.length() - 1);
return str;
...
Stringunquote(String string)
unquotes are previously quoted string (but only if necessary), i.e., it removes the single quotes around it. 
if (string.startsWith("'") && string.endsWith("'")) {
    string = string.substring(1, string.length() - 1);
    if ((string.contains("\\n")) || (string.contains("\\r")) || (string.contains("\\'"))
            || (string.contains("\\\"")) || (string.contains("\\\\")) || (string.contains("\\t"))
            || (string.contains("\\%")) || (string.contains("\\u001E"))) {
        string = unbackQuoteChars(string);
return string;
Stringunquote(String string)
Removes the double quotes at the beginning and the end of the given string. 
if (string.length() >= 2) {
    if (string.charAt(0) == '\"') {
        if (string.charAt(string.length() - 1) == '\"') {
            if (string.charAt(string.length() - 2) != '\\') {
                return string.substring(1, string.length() - 1);
return string;
Stringunquote(String string)
unquote 
if (string.length() > 1) {
    char firstChar = string.charAt(0);
    char lastChar = string.charAt(string.length() - 1);
    if ((firstChar == '"' && lastChar == '"') || (firstChar == '`' && lastChar == '`')) {
        return string.substring(1, string.length() - 1);
    return string;
} else {
...
Stringunquote(String string)
Remove quotes from the specified String , including single (') and double (") quotes. 
string = string != null ? string.trim() : string;
return (string != null && ((string.startsWith("\"") && string.endsWith("\""))
        || (string.startsWith("'") && string.endsWith("'"))))
                ? string = string.substring(1, string.length() - 1)
                : string;
Stringunquote(String string)
unquotes are previously quoted string (but only if necessary), i.e., it removes the single quotes around it. 
return unquote(string, "'");
Stringunquote(String string)
Ensure that the string is not surrounded by quotes. 
if (string.startsWith("\"")) {
    string = string.substring(1);
if (string.endsWith("\"")) {
    string = string.substring(0, string.length() - 1);
return string;