# Use Predefined Standard Charset
# Description
This rule replaces invocations of Charset.forName(String) (opens new window) by constants defined in StandardCharsets (opens new window).
# Benefits
Avoids creating new objects that are already predefined.
# Tags
Tags
# Code Changes
# Using Charset forName with "UTF-8"
Pre
Charset c = Charset.forName("UTF-8");
Post
Charset c = StandardCharsets.UTF_8;
# Using Charset forName with "US-ASCII"
Pre
Charset c = Charset.forName("US-ASCII");
Post
Charset c = StandardCharsets.US_ASCII;
# Using Charset forName with "ISO-8859-1"
Pre
Charset c1 = Charset.forName("ISO-8859-1");
Post
Charset c1 = StandardCharsets.ISO_8859_1;
# Using Charset forName with "UTF-16"
Pre
Charset c3 = Charset.forName("UTF-16");
Post
Charset c3 = StandardCharsets.UTF_16;
# Using Charset forName with "UTF-16BE"
Pre
Charset c4 = Charset.forName("UTF-16BE");
Post
Charset c4 = StandardCharsets.UTF_16BE;
# Using Charset forName with "UTF-16LE"
Pre
Charset c5 = Charset.forName("UTF-16LE");
Post
Charset c5 = StandardCharsets.UTF_16LE;
Use a Java Refactoring Tool
No license required
You can review this refactoring on your code without a license by installing jSparrow to your Eclipse IDE. Install the plug-in from Eclipse IDE: Eclipse Marketplace.
System-wide Refactoring
Do you want to automate this refactoring (and many more) to your system-wide code? The automatic application of this system-wide refactoring can be unlocked by acquiring your jSparrow license.
