public class StringUtils extends Object
Utilities for handling strings
Modifiers | Name | Description |
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static int |
DOLLAR_SLASHY |
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static int |
NONE_SLASHY |
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static int |
SLASHY |
Type Params | Return Type | Name and description |
---|---|---|
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static long |
countChar(String text, char c) |
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static boolean |
isEmpty(CharSequence cs) Copied from Apache commons-lang3-3.6 |
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static boolean |
matches(String text, Pattern pattern) |
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static String |
removeCR(String text) |
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static String |
replace(String text, String searchString, String replacement) The modified implementation is based on StringUtils#replace(String text, String searchString, String replacement, int max), Apache commons-lang3-3.6 |
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static String |
replaceEscapes(String text, int slashyType) |
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static String |
replaceHexEscapes(String text) |
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static String |
replaceOctalEscapes(String text) |
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static String |
replaceStandardEscapes(String text) |
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static String |
trimQuotations(String text, int quotationLength) |
Copied from Apache commons-lang3-3.6
Checks if a CharSequence is empty ("") or null.
StringUtils.isEmpty(null) = true StringUtils.isEmpty("") = true StringUtils.isEmpty(" ") = false StringUtils.isEmpty("bob") = false StringUtils.isEmpty(" bob ") = false
NOTE: This method changed in Lang version 2.0. It no longer trims the CharSequence. That functionality is available in isBlank().
cs
- the CharSequence to check, may be nulltrue
if the CharSequence is empty or nullThe modified implementation is based on StringUtils#replace(String text, String searchString, String replacement, int max), Apache commons-lang3-3.6
Replaces all occurrences of a String within another String.
A null
reference passed to this method is a no-op.
StringUtils.replace(null, *, *) = null StringUtils.replace("", *, *) = "" StringUtils.replace("any", null, *) = "any" StringUtils.replace("any", *, null) = "any" StringUtils.replace("any", "", *) = "any" StringUtils.replace("aba", "a", null) = "aba" StringUtils.replace("aba", "a", "") = "b" StringUtils.replace("aba", "a", "z") = "zbz"
text
- text to search and replace in, may be nullsearchString
- the String to search for, may be nullreplacement
- the String to replace it with, may be nullnull
if null String input