Package org.apache.groovy.util

Class JavaShell

java.lang.Object

org.apache.groovy.util.JavaShell

@Incubating
public class JavaShell
extends Object

A shell for compiling or running pure Java code

Constructor Summary

Constructors

Constructor	Description
JavaShell()	Initializes a newly created JavaShell object
JavaShell(ClassLoader parentClassLoader)	Initializes a newly created JavaShell object

Method Summary

Modifier and Type	Method	Description
Class<?>	compile(String className, Iterable<String> options, String src)	Compile and return the main class
Class<?>	compile(String className, String src)	Compile and return the main class
Map<String,Class<?>>	compileAll(String className, Iterable<String> options, String src)	Compile and return all classes
Map<String,Class<?>>	compileAll(String className, String src)	Compile and return all classes
org.apache.groovy.util.JavaShell.JavaShellClassLoader	getClassLoader()	When and only when compile(String, String) or compileAll(String, String) is invoked, returned class loader will reference the compiled classes.
void	run(String className, Iterable<String> options, String src, String... args)	Run main method
void	run(String className, String src, String... args)	Run main method

Methods inherited from class java.lang.Object

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

Constructor Details

JavaShell

public JavaShell()

Initializes a newly created JavaShell object

JavaShell

public JavaShell(ClassLoader parentClassLoader)

Initializes a newly created JavaShell object

Parameters:

parentClassLoader - the parent class loader for delegation

Method Details

run

public void run(String className,
 Iterable<String> options,
 String src,
 String... args)
         throws Throwable

Run main method

Parameters:

className - the main class name

options - compiler options

src - the source code

args - arguments for main method

Throws:

Throwable

run

public void run(String className,
 String src,
 String... args)
         throws Throwable

Run main method

Parameters:

className - the main class name

src - the source code

args - arguments for main method

Throws:

Throwable

compile

public Class<?> compile(String className,
 Iterable<String> options,
 String src)
                 throws IOException,
ClassNotFoundException

Compile and return the main class

Parameters:

className - the main class name

options - compiler options

src - the source code

Returns:

the main class

Throws:

IOException

ClassNotFoundException

compile

public Class<?> compile(String className,
 String src)
                 throws IOException,
ClassNotFoundException

Compile and return the main class

Parameters:

className - the main class name

src - the source code

Returns:

the main class

Throws:

IOException

ClassNotFoundException

compileAll

public Map<String,Class<?>> compileAll(String className,
 Iterable<String> options,
 String src)
                                throws IOException,
ClassNotFoundException

Compile and return all classes

Parameters:

className - the main class name

options - compiler options

src - the source code

Returns:

all classes

Throws:

IOException

ClassNotFoundException

compileAll

public Map<String,Class<?>> compileAll(String className,
 String src)
                                throws IOException,
ClassNotFoundException

Compile and return all classes

Parameters:

className - the main class name

src - the source code

Returns:

all classes

Throws:

IOException

ClassNotFoundException

getClassLoader

public org.apache.groovy.util.JavaShell.JavaShellClassLoader getClassLoader()

When and only when compile(String, String) or compileAll(String, String) is invoked, returned class loader will reference the compiled classes.