Module jdk.compiler
Package com.sun.tools.javac

# Class Main

java.lang.Object
com.sun.tools.javac.Main

public class Main extends Object
A legacy programmatic interface for the Java Programming Language compiler, javac. See the `jdk.compiler` module for details on replacement APIs.

## Constructor Summary

Constructors
Constructor
Description
`Main()`
Deprecated, for removal: This API element is subject to removal in a future version.

## Method Summary

Modifier and Type
Method
Description
`static int`
`compile(String[] args)`
Programmatic interface to the Java Programming Language compiler, javac.
`static int`
`compile(String[] args, PrintWriter out)`
Programmatic interface to the Java Programming Language compiler, javac.
`static void`
`main(String[] args)`
Main entry point for the launcher.

### Methods declared in class java.lang.Object

`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

## Constructor Details

### Main

@Deprecated(since="16", forRemoval=true) public Main()
Deprecated, for removal: This API element is subject to removal in a future version.
Do not call.

## Method Details

### main

public static void main(String[] args) throws Exception
Main entry point for the launcher. Note: This method calls System.exit.

Parameters:
  `args` - command line arguments
Throws:
  `Exception` - only if an uncaught internal exception occurs; just retained for historical compatibility

### compile

public static int compile(String[] args)
Programmatic interface to the Java Programming Language compiler, javac.

Parameters:
  `args` - The command line arguments that would normally be passed to the javac program as described in the man page.
Returns:
  an integer equivalent to the exit value from invoking javac, see the man page for details.

### compile

public static int compile(String[] args, PrintWriter out)
Programmatic interface to the Java Programming Language compiler, javac.

Parameters:
  `args` - The command line arguments that would normally be passed to the javac program as described in the man page.
  `out` - PrintWriter to which the compiler's diagnostic output is directed.
Returns:
  an integer equivalent to the exit value from invoking javac, see the man page for details.