Jindent is a powerful source code formatter for Java.
EditByBSEditor: Jindent is a powerful source code formatter for Java. A program like Jindent is also referred to as a Java formatter, pretty printer, code Beautifier or Java indent tool.
Jindent empowers you to transform any foreign Java source code to meet your preferred coding style or any common Java code convention.

Furthermore Jindent can format, generate and complete Javadoc comments on demand.
Jindent 4.0 covers:
Full Java 5.0 support
Intelligent line wrapping
Indentation
Brace style transformation
Uniform white space conventions
Sorting of source code elements
Template-driven Javadoc generation
Javadoc formatting and elimination
Header and footer templates
Comment formatting and elimination
Tabular code alignment and justification
Code separation
Text variables
Conversion Between unicode and a number of other character encodings
Support for SQLJ-statements
Batch processing
Open API
Integrations for Java IDEs:
Eclipse, Netbeans,
JDeveloper, IntelliJ IDEA
Integrations for Java build tools:
Ant
Integrations for text editors:
UltraEdit, Textpad
Integrations for version control systems:
CVS, WinCVS you can free download Jindent 4.0.10 now.