com.asakusafw.utils.java.jsr199.testing

Class VolatileCompiler

java.lang.Object

com.asakusafw.utils.java.jsr199.testing.VolatileCompiler

All Implemented Interfaces:

Closeable, AutoCloseable

public class VolatileCompiler
extends Object
implements Closeable

Compiles Java source programs and generates source/resource/class files onto the heap.

See Also:

VolatileJavaFile, VolatileResourceFile, VolatileClassFile

Constructor Summary

Constructors

Constructor and Description
VolatileCompiler() Creates a new instance.

Method Summary

Modifier and Type	Method and Description
VolatileCompiler	addArguments(String... compilerArguments) Adds compiler arguments.
VolatileCompiler	addProcessor(Processor processor) Adds an annotation processor.
VolatileCompiler	addSource(JavaFileObject java) Adds a Java source program.
void	close()
List<Diagnostic<? extends JavaFileObject>>	doCompile() Compiles the #addSource(JavaFileObject) added source files and returns its diagnostics objects.
ClassLoader	getClassLoader() Returns the class loader which provides compiled classes by the compiler.
Collection<VolatileClassFile>	getCompiled() Returns the class files which are generated by this compiler.
Collection<VolatileResourceFile>	getResources() Returns the resource files which are generated by this compiler.
Collection<VolatileJavaFile>	getSources() Returns the Java source files which are generated by this compiler.
VolatileCompiler	resetArguments() Clears the registered compiler arguments.

Methods inherited from class java.lang.Object

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

Constructor Detail

VolatileCompiler

public VolatileCompiler()

Creates a new instance.

Throws:

IllegalStateException - if the Java compiler is not available

Method Detail

addSource

public VolatileCompiler addSource(JavaFileObject java)

Adds a Java source program.

Parameters:

java - the target source file

Returns:

this

Throws:

IllegalArgumentException - if the parameter is null

addProcessor

public VolatileCompiler addProcessor(Processor processor)

Adds an annotation processor.

Parameters:

processor - the target annotation processor

Returns:

this

Throws:

IllegalArgumentException - if the parameter is null

resetArguments

public VolatileCompiler resetArguments()

Clears the registered compiler arguments. Note that, this also removes preset following compiler arguments:

• -source
• -target
• -encoding

Returns:

this

addArguments

public VolatileCompiler addArguments(String... compilerArguments)

Adds compiler arguments. Initially the compiler has the following arguments:

• -source 1.8
• -target 1.8
• -encoding UTF-8

Parameters:

compilerArguments - the compiler arguments to add

Returns:

this

Throws:

IllegalArgumentException - if the parameter is null

See Also:

resetArguments()

doCompile

public List<Diagnostic<? extends JavaFileObject>> doCompile()

Compiles the #addSource(JavaFileObject) added source files and returns its diagnostics objects.

Returns:

the diagnostic objects

getClassLoader

public ClassLoader getClassLoader()

Returns the class loader which provides compiled classes by the compiler.

Returns:

the class loader for loading the compilation results

getSources

public Collection<VolatileJavaFile> getSources()

Returns the Java source files which are generated by this compiler.

Returns:

the generated source files

getResources

public Collection<VolatileResourceFile> getResources()

Returns the resource files which are generated by this compiler.

Returns:

the generated resource files

getCompiled

public Collection<VolatileClassFile> getCompiled()

Returns the class files which are generated by this compiler.

Returns:

the generated class files

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException