Package org.aoju.bus.core.compiler

Class JavaClassFileObject

java.lang.Object

javax.tools.SimpleJavaFileObject

org.aoju.bus.core.compiler.JavaClassFileObject

All Implemented Interfaces:

FileObject, JavaFileObject

public class JavaClassFileObject
extends SimpleJavaFileObject

Java 字节码文件对象，用于在内存中暂存class字节码，从而可以在ClassLoader中动态加载

Since:

Java 17+

Author:

Kimi Liu

Nested Class Summary

Nested classes/interfaces inherited from interface javax.tools.JavaFileObject

JavaFileObject.Kind

Field Summary

Fields inherited from class javax.tools.SimpleJavaFileObject

kind, uri

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JavaClassFileObject(String className)	构造

Method Summary

Modifier and Type	Method	Description
InputStream	openInputStream()	获得字节码输入流 编译器编辑源码后，我们将通过此输出流获得编译后的字节码，以便运行时加载类
OutputStream	openOutputStream()	获得字节码输出流 编译器编辑源码时，会将编译结果输出到本输出流中

Methods inherited from class javax.tools.SimpleJavaFileObject

delete, getAccessLevel, getCharContent, getKind, getLastModified, getName, getNestingKind, isNameCompatible, openReader, openWriter, toString, toUri

Methods inherited from class java.lang.Object

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

Constructor Details

JavaClassFileObject

protected JavaClassFileObject(String className)

构造

Parameters:

className - 编译后的class文件的类名

Method Details

openInputStream

public InputStream openInputStream()

获得字节码输入流 编译器编辑源码后，我们将通过此输出流获得编译后的字节码，以便运行时加载类

Specified by:

openInputStream in interface FileObject

Overrides:

openInputStream in class SimpleJavaFileObject

Returns:

字节码输入流

openOutputStream

public OutputStream openOutputStream()

获得字节码输出流 编译器编辑源码时，会将编译结果输出到本输出流中

Specified by:

openOutputStream in interface FileObject

Overrides:

openOutputStream in class SimpleJavaFileObject

Returns:

字节码输出流