classfile

package
v0.0.0-...-258751f Latest Latest
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 Go to latest Published: Oct 17, 2017 License: Apache-2.0 Imports: 3 Imported by: 4

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Constants

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const (
	CONSTANT_Class              = 7
	CONSTANT_Fieldref           = 9
	CONSTANT_Methodref          = 10
	CONSTANT_InterfaceMethodref = 11
	CONSTANT_String             = 8
	CONSTANT_Integer            = 3
	CONSTANT_Float              = 4
	CONSTANT_Long               = 5
	CONSTANT_Double             = 6
	CONSTANT_NameAndType        = 12
	CONSTANT_Utf8               = 1
	CONSTANT_MethodHandle       = 15
	CONSTANT_MethodType         = 16
	CONSTANT_InvokeDynamic      = 18
)

Variables

This section is empty.

Functions

This section is empty.

Types

type AttributeInfo 

type AttributeInfo interface {
	ReadInfo(reader *ClassReader)
}
attribute_info {
    u2 attribute_name_index;
    u4 attribute_length;
    u1 info[attribute_length];
}

type ClassFile 

type ClassFile struct {
	// contains filtered or unexported fields
}
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];
}

func Parse 

func Parse(bytes []byte) *ClassFile

func (*ClassFile) Methods 

func (cf *ClassFile) Methods() []MemberInfo

func (*ClassFile) Print 

func (cf *ClassFile) Print()

type ClassReader 

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

func NewClassReader 

func NewClassReader(bytecode []byte) *ClassReader

func (*ClassReader) Length 

func (cr *ClassReader) Length() int

func (*ClassReader) ReadBytes 

func (cr *ClassReader) ReadBytes(len int) []byte

func (*ClassReader) ReadUint16 

func (cr *ClassReader) ReadUint16() uint16

func (*ClassReader) ReadUint32 

func (cr *ClassReader) ReadUint32() uint32

func (*ClassReader) ReadUint8 

func (cr *ClassReader) ReadUint8() uint8

type CodeAttribute 

type CodeAttribute struct {
	MaxStack   uint16
	MaxLocals  uint16
	Code       []uint8          //u4 code_length
	Exceptions []exceptionTable //u2 exception_table_length
	Attributes []AttributeInfo  //u2 attributes_count
	// contains filtered or unexported fields
}
Code_attribute {
    u2 attribute_name_index;
    u4 attribute_length;
    u2 max_stack;
    u2 max_locals;
    u4 code_length;
    u1 code[code_length];
    u2 exception_table_length;
    {   u2 start_pc;
        u2 end_pc;
        u2 handler_pc;
        u2 catch_type;
    } exception_table[exception_table_length];
    u2 attributes_count;
    attribute_info attributes[attributes_count];
}

func (*CodeAttribute) ReadInfo 

func (this *CodeAttribute) ReadInfo(reader *ClassReader)

type ConstantClassInfo 

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

func (*ConstantClassInfo) ReadInfo 

func (this *ConstantClassInfo) ReadInfo(reader *ClassReader)

func (ConstantClassInfo) String 

func (this ConstantClassInfo) String(constantPool ConstantPool) string

type ConstantDoubleInfo 

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

func (*ConstantDoubleInfo) ReadInfo 

func (this *ConstantDoubleInfo) ReadInfo(reader *ClassReader)

type ConstantFieldrefInfo 

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

func (*ConstantFieldrefInfo) ReadInfo 

func (this *ConstantFieldrefInfo) ReadInfo(reader *ClassReader)

func (ConstantFieldrefInfo) String 

func (this ConstantFieldrefInfo) String(constantPool ConstantPool) string

type ConstantFloatInfo 

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

func (*ConstantFloatInfo) ReadInfo 

func (this *ConstantFloatInfo) ReadInfo(reader *ClassReader)

func (*ConstantFloatInfo) Value 

func (this *ConstantFloatInfo) Value() float32

type ConstantIntegerInfo 

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

func (*ConstantIntegerInfo) ReadInfo 

func (this *ConstantIntegerInfo) ReadInfo(reader *ClassReader)

type ConstantInterfaceMethodrefInfo 

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

func (*ConstantInterfaceMethodrefInfo) ReadInfo 

func (this *ConstantInterfaceMethodrefInfo) ReadInfo(reader *ClassReader)

type ConstantInvokeDynamicInfo 

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

func (*ConstantInvokeDynamicInfo) ReadInfo 

func (this *ConstantInvokeDynamicInfo) ReadInfo(reader *ClassReader)

type ConstantLongInfo 

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

func (*ConstantLongInfo) ReadInfo 

func (this *ConstantLongInfo) ReadInfo(reader *ClassReader)

type ConstantMethodHandleInfo 

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

func (*ConstantMethodHandleInfo) ReadInfo 

func (this *ConstantMethodHandleInfo) ReadInfo(reader *ClassReader)

type ConstantMethodTypeInfo 

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

func (*ConstantMethodTypeInfo) ReadInfo 

func (this *ConstantMethodTypeInfo) ReadInfo(reader *ClassReader)

type ConstantMethodrefInfo 

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

func (*ConstantMethodrefInfo) ClassName 

func (self *ConstantMethodrefInfo) ClassName() string

func (*ConstantMethodrefInfo) ConstantPool 

func (self *ConstantMethodrefInfo) ConstantPool() ConstantPool

func (*ConstantMethodrefInfo) NameAndDescriptor 

func (self *ConstantMethodrefInfo) NameAndDescriptor() (string, string)

func (*ConstantMethodrefInfo) ReadInfo 

func (this *ConstantMethodrefInfo) ReadInfo(reader *ClassReader)

func (*ConstantMethodrefInfo) String 

func (this *ConstantMethodrefInfo) String() string

type ConstantNameAndTypeInfo 

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

func (*ConstantNameAndTypeInfo) ReadInfo 

func (this *ConstantNameAndTypeInfo) ReadInfo(reader *ClassReader)

func (ConstantNameAndTypeInfo) String 

func (this ConstantNameAndTypeInfo) String(constantPool ConstantPool) string

type ConstantPool 

type ConstantPool []ConstantPoolInfo

func (ConstantPool) GetConstantInfo 

func (p ConstantPool) GetConstantInfo(index uint16) ConstantPoolInfo

type ConstantPoolInfo 

type ConstantPoolInfo interface {
	ReadInfo(reader *ClassReader)
}

type ConstantStringInfo 

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

func (*ConstantStringInfo) ReadInfo 

func (this *ConstantStringInfo) ReadInfo(reader *ClassReader)

func (*ConstantStringInfo) String 

func (this *ConstantStringInfo) String(constantPool ConstantPool) string

type ConstantUtf8Info 

type ConstantUtf8Info struct {
	// contains filtered or unexported fields
}

func (*ConstantUtf8Info) ReadInfo 

func (this *ConstantUtf8Info) ReadInfo(reader *ClassReader)

func (ConstantUtf8Info) String 

func (this ConstantUtf8Info) String() string

type LineNumberTableAttribute 

type LineNumberTableAttribute struct {
	// contains filtered or unexported fields
}
LineNumberTable_attribute {
    u2 attribute_name_index;
    u4 attribute_length;
    u2 line_number_table_length;
    {   u2 start_pc;
        u2 line_number;
    } line_number_table[line_number_table_length];
}

func (LineNumberTableAttribute) ReadInfo 

func (this LineNumberTableAttribute) ReadInfo(reader *ClassReader)

type MemberInfo 

type MemberInfo struct {
	// contains filtered or unexported fields
}
field/method_info {
    u2             access_flags;
    u2             name_index;
    u2             descriptor_index;
    u2             attributes_count;
    attribute_info attributes[attributes_count];
}

func (*MemberInfo) AccessFlags 

func (self *MemberInfo) AccessFlags() uint16

func (*MemberInfo) CodeAttribute 

func (m *MemberInfo) CodeAttribute() *CodeAttribute

func (*MemberInfo) ConstantPool 

func (m *MemberInfo) ConstantPool() ConstantPool

func (*MemberInfo) Descriptor 

func (m *MemberInfo) Descriptor() string

func (*MemberInfo) Name 

func (m *MemberInfo) Name() string

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