Struct MethodNode 

pub struct MethodNode {

    pub access_flags: u16,
    pub name: String,
    pub descriptor: String,
    pub has_code: bool,
    pub max_stack: u16,
    pub max_locals: u16,
    pub instructions: InsnList,
    pub instruction_offsets: Vec<u16>,
    pub insn_nodes: Vec<AbstractInsnNode>,
    pub exception_table: Vec<ExceptionTableEntry>,
    pub try_catch_blocks: Vec<TryCatchBlockNode>,
    pub line_numbers: Vec<LineNumber>,
    pub local_variables: Vec<LocalVariable>,
    pub method_parameters: Vec<MethodParameter>,
    pub exceptions: Vec<String>,
    pub signature: Option<String>,
    pub code_attributes: Vec<AttributeInfo>,
    pub attributes: Vec<AttributeInfo>,
}

Represents a method within a class.

See Also

• JVM Specification: method_info

Fields

access_flags: u16

A bitmask of access flags (e.g., ACC_PUBLIC, ACC_STATIC, ACC_SYNCHRONIZED).

name: String

The name of the method.

descriptor: String

The method descriptor describing parameter types and return type.

has_code: bool

Whether this method has a Code attribute. This is false for native or abstract methods.

max_stack: u16

The maximum stack size required by the method’s bytecode.

max_locals: u16

The maximum number of local variables required by the method’s bytecode.

instructions: InsnList

Decoded JVM instructions in an InsnList.

instruction_offsets: Vec<u16>

Original bytecode offsets corresponding to entries in instructions.

insn_nodes: Vec<AbstractInsnNode>

Decoded JVM instructions as tree-style nodes, preserving labels and line markers.

exception_table: Vec<ExceptionTableEntry>

Exception handlers (raw entries in the code attribute).

try_catch_blocks: Vec<TryCatchBlockNode>

Decoded try/catch blocks keyed by labels in insn_nodes.

line_numbers: Vec<LineNumber>

Decoded line number entries from the LineNumberTable.

local_variables: Vec<LocalVariable>

Decoded local variable entries from the LocalVariableTable.

method_parameters: Vec<MethodParameter>

Decoded method parameters from the MethodParameters attribute.

exceptions: Vec<String>

Internal names of declared checked exceptions from the Exceptions attribute.

signature: Option<String>

Generic signature string from the Signature attribute, if present.

code_attributes: Vec<AttributeInfo>

Attributes associated with the Code attribute (e.g., LineNumberTable, LocalVariableTable).

attributes: Vec<AttributeInfo>

Other attributes associated with this method (e.g., Exceptions, Synthetic, Deprecated, Signature).

Trait Implementations

impl Clone for MethodNode

fn clone(&self) -> MethodNode

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MethodNode

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.