com.github.netty.core.util

类 JavaClassFile

java.lang.Object

com.github.netty.core.util.JavaClassFile

public class JavaClassFile
extends Object

java类文件 ClassFile { u4 magic; u2 minor_version; u2 major_version; u2 constant_pool_count; cp_info constant_pool[constant_pool_count-1]; u2 access_flags; u2 this_class; u2 super_class; u2 interfaces_count; u2 interfaces[interfaces_count]; u2 fields_count; field_info fields[fields_count]; u2 methods_count; method_info methods[methods_count]; u2 attributes_count; attribute_info attributes[attributes_count]; } class文件结构.官方文档 https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html 参考文件 com.sun.org.apache.bcel.internal.classfile.ClassParser

作者:

wangzihao

嵌套类概要

嵌套类

限定符和类型	类和说明
class	JavaClassFile.Attribute
static class	JavaClassFile.ClassReader
static class	JavaClassFile.ConstantPool
static class	JavaClassFile.JavaVersion
static class	JavaClassFile.Member
static class	JavaClassFile.Opcodes

构造器概要

构造器

构造器和说明
JavaClassFile(byte[] codes)
JavaClassFile(InputStream in)
JavaClassFile(JavaClassFile.ClassReader reader)
JavaClassFile(String path, String name)

方法概要

限定符和类型	方法和说明
int	getAccessFlags()
JavaClassFile.Attribute[]	getAttributes()
JavaClassFile.ConstantPool	getConstantPool()
JavaClassFile.Member[]	getFields()
String[]	getInterfaceNames()
JavaClassFile.JavaVersion	getMajorVersion()
JavaClassFile.Member	getMethod(String methodName, Class<?>[] parameterTypes, Class<?> returnType)
JavaClassFile.Member[]	getMethods()
String	getSuperClassName()
String	getThisClassName()
static void	main(String[] args)
static String	toJsonArray(Object array)
String	toString()

从类继承的方法 java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

构造器详细资料

JavaClassFile

public JavaClassFile(String path,
                     String name)
              throws ClassNotFoundException,
                     IOException,
                     IllegalClassFormatException

抛出:

ClassNotFoundException

IOException

IllegalClassFormatException

JavaClassFile

public JavaClassFile(InputStream in)
              throws IOException,
                     IllegalClassFormatException

抛出:

IOException

IllegalClassFormatException

JavaClassFile

public JavaClassFile(byte[] codes)
              throws IllegalClassFormatException

抛出:

IllegalClassFormatException

JavaClassFile

public JavaClassFile(JavaClassFile.ClassReader reader)
              throws IllegalClassFormatException

抛出:

IllegalClassFormatException

方法详细资料

getMajorVersion

public JavaClassFile.JavaVersion getMajorVersion()

getAttributes

public JavaClassFile.Attribute[] getAttributes()

getConstantPool

public JavaClassFile.ConstantPool getConstantPool()

getAccessFlags

public int getAccessFlags()

getFields

public JavaClassFile.Member[] getFields()

getMethods

public JavaClassFile.Member[] getMethods()

getThisClassName

public String getThisClassName()

getSuperClassName

public String getSuperClassName()

getInterfaceNames

public String[] getInterfaceNames()

getMethod

public JavaClassFile.Member getMethod(String methodName,
                                      Class<?>[] parameterTypes,
                                      Class<?> returnType)

toString

public String toString()

覆盖:

toString 在类中 Object

toJsonArray

public static String toJsonArray(Object array)

main

public static void main(String[] args)
                 throws Exception

抛出:

Exception