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ConstantPoolTag

Enum ConstantPoolTag

#[repr(u8)]pub enum ConstantPoolTag {
Show 14 variants    Utf8 = 1,
    Integer = 3,
    Float = 4,
    Long = 5,
    Double = 6,
    Class = 7,
    String = 8,
    FieldRef = 9,
    MethodRef = 10,
    InterfaceMethodRef = 11,
    NameAndType = 12,
    MethodHandle = 15,
    MethodType = 16,
    InvokeDynamic = 18,
}

Expand description

Tag byte identifying the kind of a ConstantPoolInfo.

See JVMS §4.4, Table 4.4-A.

Variants§

Utf8 = 1

Integer = 3

Float = 4

Long = 5

Double = 6

Class = 7

String = 8

FieldRef = 9

MethodRef = 10

InterfaceMethodRef = 11

NameAndType = 12

MethodHandle = 15

MethodType = 16

InvokeDynamic = 18

Implementations§

impl ConstantPoolTag

pub fn try_read(cursor: &mut Cursor<'_>) -> Result<Self>

Reads and validates a tag byte.

Trait Implementations§

impl Clone for ConstantPoolTag

fn clone(&self) -> Self

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

impl Copy for ConstantPoolTag

impl Debug for ConstantPoolTag

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

Formats the value using the given formatter. Read more

impl Eq for ConstantPoolTag

impl PartialEq for ConstantPoolTag

fn eq(&self, other: &Self) -> bool

Equality operator ==. Read more

1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more

impl StructuralPartialEq for ConstantPoolTag

impl TryFrom<u8> for ConstantPoolTag

type Error = Error

The type returned in the event of a conversion error.

fn try_from(value: u8) -> Result<Self>

Performs the conversion.

Auto Trait Implementations§

impl Freeze for ConstantPoolTag

impl RefUnwindSafe for ConstantPoolTag

impl Send for ConstantPoolTag

impl Sync for ConstantPoolTag

impl Unpin for ConstantPoolTag

impl UnsafeUnpin for ConstantPoolTag

impl UnwindSafe for ConstantPoolTag

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.