heap

package
v0.0.0-...-a6a931b Latest Latest
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 Go to latest Published: Jul 12, 2021 License: Apache-2.0 Imports: 6 Imported by: 0

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Index

Constants

View Source 
const (
	ACC_PUBLIC       = 0x0001 // class field method
	ACC_PRIVATE      = 0x0002 // field method
	ACC_PROTECTED    = 0x0004 // field method
	ACC_STATIC       = 0x0008 // field method
	ACC_FINAL        = 0x0010 // class field method
	ACC_SUPER        = 0x0020 // class
	ACC_SYNCHRONIZED = 0x0020 // method
	ACC_VOLATILE     = 0x0040 // field
	ACC_BRIDGE       = 0x0040 // method
	ACC_TRANSIENT    = 0x0080 // field
	ACC_VARARGS      = 0x0080 // method
	ACC_NATIVE       = 0x0100 // method
	ACC_INTERFACE    = 0x0200 // class
	ACC_ABSTRACT     = 0x0400 // class method
	ACC_STRICT       = 0x0800 // method
	ACC_SYNTHETIC    = 0x1000 // class field method
	ACC_ANNOTATION   = 0x2000 // class
	ACC_ENUM         = 0x4000 // class field
)

类，方法，字段的访问权限

Variables

This section is empty.

Functions

func ArrayCopy 

func ArrayCopy(src, dst *Object, srcPos, dstPos, length int32)

func GoString 

func GoString(jStr *Object) string

GoString java.lang.String -> go string

Types

type Class 

type Class struct {
	// contains filtered or unexported fields
}

Class 类数据结构体 * 当Java虚拟机加载到类之后，会解析类文件将数据放入方法区中，也就是说我们需要定义一个结构体来存放类的相关信息。 定义Class类来存放解析类文件的信息。

name, superClassName and interfaceNames are all binary names(jvms8-4.2.1)

func (*Class) ArrayClass 

func (self *Class) ArrayClass() *Class

func (*Class) ComponentClass 

func (self *Class) ComponentClass() *Class

func (*Class) ConstantPool 

func (self *Class) ConstantPool() *ConstantPool

func (*Class) GetClinitMethod 

func (self *Class) GetClinitMethod() *Method

func (*Class) GetInstanceMethod 

func (self *Class) GetInstanceMethod(name, descriptor string) *Method

func (*Class) GetMainMethod 

func (self *Class) GetMainMethod() *Method

func (*Class) GetPackageName 

func (self *Class) GetPackageName() string

func (*Class) GetRefVar 

func (self *Class) GetRefVar(fieldName, fieldDescriptor string) *Object

func (*Class) InitStarted 

func (self *Class) InitStarted() bool

func (*Class) IsAbstract 

func (self *Class) IsAbstract() bool

func (*Class) IsAnnotation 

func (self *Class) IsAnnotation() bool

func (*Class) IsArray 

func (self *Class) IsArray() bool

func (*Class) IsEnum 

func (self *Class) IsEnum() bool

func (*Class) IsFinal 

func (self *Class) IsFinal() bool

func (*Class) IsImplements 

func (self *Class) IsImplements(iface *Class) bool

IsImplements self implements iface

func (*Class) IsInterface 

func (self *Class) IsInterface() bool

func (*Class) IsJioSerializable 

func (self *Class) IsJioSerializable() bool

func (*Class) IsJlCloneable 

func (self *Class) IsJlCloneable() bool

func (*Class) IsJlObject 

func (self *Class) IsJlObject() bool

func (*Class) IsPrimitive 

func (self *Class) IsPrimitive() bool

func (*Class) IsPublic 

func (self *Class) IsPublic() bool

func (*Class) IsSubClassOf 

func (self *Class) IsSubClassOf(other *Class) bool

IsSubClassOf self extends c

func (*Class) IsSuper 

func (self *Class) IsSuper() bool

func (*Class) IsSuperClassOf 

func (self *Class) IsSuperClassOf(other *Class) bool

IsSuperClassOf c extends self

func (*Class) IsSynthetic 

func (self *Class) IsSynthetic() bool

func (*Class) JClass 

func (self *Class) JClass() *Object

func (*Class) JavaName 

func (self *Class) JavaName() string

func (*Class) Loader 

func (self *Class) Loader() *ClassLoader

func (*Class) Name 

func (self *Class) Name() string

getters

func (*Class) NewArray 

func (self *Class) NewArray(count uint) *Object

func (*Class) NewObject 

func (self *Class) NewObject() *Object

func (*Class) SetRefVar 

func (self *Class) SetRefVar(fieldName, fieldDescriptor string, ref *Object)

func (*Class) StartInit 

func (self *Class) StartInit()

func (*Class) StaticVars 

func (self *Class) StaticVars() Slots

func (*Class) SuperClass 

func (self *Class) SuperClass() *Class

type ClassLoader 

type ClassLoader struct {
	// contains filtered or unexported fields
}

ClassLoader

class names:

  • primitive types: boolean, byte, int ...
  • primitive arrays: [Z, [B, [I ...
  • non-array classes: java/lang/Object ...
  • array classes: [Ljava/lang/Object; ...

func NewClassLoader 

func NewClassLoader(cp *classpath.Classpath, verboseFlag bool) *ClassLoader

func (*ClassLoader) LoadClass 

func (self *ClassLoader) LoadClass(name string) *Class

type ClassMember 

type ClassMember struct {
	// contains filtered or unexported fields
}

ClassMember 字段与方法的堆区数据结构

func (*ClassMember) Class 

func (self *ClassMember) Class() *Class

func (*ClassMember) Descriptor 

func (self *ClassMember) Descriptor() string

func (*ClassMember) IsFinal 

func (self *ClassMember) IsFinal() bool

func (*ClassMember) IsPrivate 

func (self *ClassMember) IsPrivate() bool

func (*ClassMember) IsProtected 

func (self *ClassMember) IsProtected() bool

func (*ClassMember) IsPublic 

func (self *ClassMember) IsPublic() bool

func (*ClassMember) IsStatic 

func (self *ClassMember) IsStatic() bool

func (*ClassMember) IsSynthetic 

func (self *ClassMember) IsSynthetic() bool

func (*ClassMember) Name 

func (self *ClassMember) Name() string

getters

type ClassRef 

type ClassRef struct {
	SymRef
}

ClassRef 类符号引用

type Constant 

type Constant interface{}

type ConstantPool 

type ConstantPool struct {
	// contains filtered or unexported fields
}

func (*ConstantPool) GetConstant 

func (self *ConstantPool) GetConstant(index uint) Constant

type Field 

type Field struct {
	ClassMember
	// contains filtered or unexported fields
}

Field 直接对 ClassMember 进行封装

func (*Field) ConstValueIndex 

func (self *Field) ConstValueIndex() uint

func (*Field) IsEnum 

func (self *Field) IsEnum() bool

func (*Field) IsTransient 

func (self *Field) IsTransient() bool

func (*Field) IsVolatile 

func (self *Field) IsVolatile() bool

func (*Field) SlotId 

func (self *Field) SlotId() uint

type FieldRef 

type FieldRef struct {
	MemberRef
	// contains filtered or unexported fields
}

func (*FieldRef) ResolvedField 

func (self *FieldRef) ResolvedField() *Field

type InterfaceMethodRef 

type InterfaceMethodRef struct {
	MemberRef
	// contains filtered or unexported fields
}

func (*InterfaceMethodRef) ResolvedInterfaceMethod 

func (self *InterfaceMethodRef) ResolvedInterfaceMethod() *Method

type MemberRef 

type MemberRef struct {
	SymRef
	// contains filtered or unexported fields
}

func (*MemberRef) Descriptor 

func (self *MemberRef) Descriptor() string

func (*MemberRef) Name 

func (self *MemberRef) Name() string

type Method 

type Method struct {
	ClassMember
	// contains filtered or unexported fields
}

func LookupMethodInClass 

func LookupMethodInClass(class *Class, name, descriptor string) *Method

func (*Method) ArgSlotCount 

func (self *Method) ArgSlotCount() uint

func (*Method) Code 

func (self *Method) Code() []byte

func (*Method) IsAbstract 

func (self *Method) IsAbstract() bool

func (*Method) IsBridge 

func (self *Method) IsBridge() bool

func (*Method) IsNative 

func (self *Method) IsNative() bool

func (*Method) IsStrict 

func (self *Method) IsStrict() bool

func (*Method) IsSynchronized 

func (self *Method) IsSynchronized() bool

func (*Method) IsVarargs 

func (self *Method) IsVarargs() bool

func (*Method) MaxLocals 

func (self *Method) MaxLocals() uint

func (*Method) MaxStack 

func (self *Method) MaxStack() uint

getters

type MethodDescriptor 

type MethodDescriptor struct {
	// contains filtered or unexported fields
}

type MethodDescriptorParser 

type MethodDescriptorParser struct {
	// contains filtered or unexported fields
}

type MethodRef 

type MethodRef struct {
	MemberRef
	// contains filtered or unexported fields
}

func (*MethodRef) ResolvedMethod 

func (self *MethodRef) ResolvedMethod() *Method

type Object 

type Object struct {
	// contains filtered or unexported fields
}

func InternString 

func InternString(jStr *Object) *Object

func JString 

func JString(loader *ClassLoader, goStr string) *Object

func (*Object) ArrayLength 

func (self *Object) ArrayLength() int32

func (*Object) Bytes 

func (self *Object) Bytes() []int8

func (*Object) Chars 

func (self *Object) Chars() []uint16

func (*Object) Class 

func (self *Object) Class() *Class

func (*Object) Clone 

func (self *Object) Clone() *Object

func (*Object) Doubles 

func (self *Object) Doubles() []float64

func (*Object) Extra 

func (self *Object) Extra() interface{}

func (*Object) Fields 

func (self *Object) Fields() Slots

func (*Object) Floats 

func (self *Object) Floats() []float32

func (*Object) GetRefVar 

func (self *Object) GetRefVar(name, descriptor string) *Object

func (*Object) Ints 

func (self *Object) Ints() []int32

func (*Object) IsInstanceOf 

func (self *Object) IsInstanceOf(class *Class) bool

func (*Object) Longs 

func (self *Object) Longs() []int64

func (*Object) Refs 

func (self *Object) Refs() []*Object

func (*Object) SetExtra 

func (self *Object) SetExtra(extra interface{})

func (*Object) SetRefVar 

func (self *Object) SetRefVar(name, descriptor string, ref *Object)

func (*Object) Shorts 

func (self *Object) Shorts() []int16

type Slot 

type Slot struct {
	// contains filtered or unexported fields
}

type Slots 

type Slots []Slot

func (Slots) GetDouble 

func (self Slots) GetDouble(index uint) float64

func (Slots) GetFloat 

func (self Slots) GetFloat(index uint) float32

func (Slots) GetInt 

func (self Slots) GetInt(index uint) int32

func (Slots) GetLong 

func (self Slots) GetLong(index uint) int64

func (Slots) GetRef 

func (self Slots) GetRef(index uint) *Object

func (Slots) SetDouble 

func (self Slots) SetDouble(index uint, val float64)

SetDouble double consumes two slots

func (Slots) SetFloat 

func (self Slots) SetFloat(index uint, val float32)

func (Slots) SetInt 

func (self Slots) SetInt(index uint, val int32)

func (Slots) SetLong 

func (self Slots) SetLong(index uint, val int64)

SetLong long consumes two slots

func (Slots) SetRef 

func (self Slots) SetRef(index uint, ref *Object)

type SymRef 

type SymRef struct {
	// contains filtered or unexported fields
}

func (*SymRef) ResolvedClass 

func (self *SymRef) ResolvedClass() *Class

Source Files

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