public class MethodNode extends MethodVisitor
Modifier and Type | Field | Description |
---|---|---|
int |
access |
The method's access flags (see
Opcodes ). |
java.lang.Object |
annotationDefault |
The default value of this annotation interface method.
|
java.util.List<Attribute> |
attrs |
The non standard attributes of this method.
|
java.lang.String |
desc |
The method's descriptor (see
Type ). |
java.util.List<java.lang.String> |
exceptions |
The internal names of the method's exception classes (see
Type.getInternalName() ). |
InsnList |
instructions |
The instructions of this method.
|
int |
invisibleAnnotableParameterCount |
The number of method parameters than can have runtime invisible annotations.
|
java.util.List<AnnotationNode> |
invisibleAnnotations |
The runtime invisible annotations of this method.
|
java.util.List<LocalVariableAnnotationNode> |
invisibleLocalVariableAnnotations |
The invisible local variable annotations of this method.
|
java.util.List<AnnotationNode>[] |
invisibleParameterAnnotations |
The runtime invisible parameter annotations of this method.
|
java.util.List<TypeAnnotationNode> |
invisibleTypeAnnotations |
The runtime invisible type annotations of this method.
|
java.util.List<LocalVariableNode> |
localVariables |
The local variables of this method.
|
int |
maxLocals |
The maximum number of local variables of this method.
|
int |
maxStack |
The maximum stack size of this method.
|
java.lang.String |
name |
The method's name.
|
java.util.List<ParameterNode> |
parameters |
The method parameter info (access flags and name)
|
java.lang.String |
signature |
The method's signature.
|
java.util.List<TryCatchBlockNode> |
tryCatchBlocks |
The try catch blocks of this method.
|
int |
visibleAnnotableParameterCount |
The number of method parameters than can have runtime visible annotations.
|
java.util.List<AnnotationNode> |
visibleAnnotations |
The runtime visible annotations of this method.
|
java.util.List<LocalVariableAnnotationNode> |
visibleLocalVariableAnnotations |
The visible local variable annotations of this method.
|
java.util.List<AnnotationNode>[] |
visibleParameterAnnotations |
The runtime visible parameter annotations of this method.
|
java.util.List<TypeAnnotationNode> |
visibleTypeAnnotations |
The runtime visible type annotations of this method.
|
api, mv
Constructor | Description |
---|---|
MethodNode() |
Constructs an uninitialized
MethodNode . |
MethodNode(int api) |
Constructs an uninitialized
MethodNode . |
MethodNode(int api,
int access,
java.lang.String name,
java.lang.String descriptor,
java.lang.String signature,
java.lang.String[] exceptions) |
Constructs a new
MethodNode . |
MethodNode(int access,
java.lang.String name,
java.lang.String descriptor,
java.lang.String signature,
java.lang.String[] exceptions) |
Constructs a new
MethodNode . |
Modifier and Type | Method | Description |
---|---|---|
void |
accept(ClassVisitor classVisitor) |
Makes the given class visitor visit this method.
|
void |
accept(MethodVisitor methodVisitor) |
Makes the given method visitor visit this method.
|
void |
check(int api) |
Checks that this method node is compatible with the given ASM API version.
|
protected LabelNode |
getLabelNode(Label label) |
Returns the LabelNode corresponding to the given Label.
|
void |
visitAnnotableParameterCount(int parameterCount,
boolean visible) |
Visits the number of method parameters that can have annotations.
|
AnnotationVisitor |
visitAnnotation(java.lang.String descriptor,
boolean visible) |
Visits an annotation of this method.
|
AnnotationVisitor |
visitAnnotationDefault() |
Visits the default value of this annotation interface method.
|
void |
visitAttribute(Attribute attribute) |
Visits a non standard attribute of this method.
|
void |
visitCode() |
Starts the visit of the method's code, if any (i.e.
|
void |
visitEnd() |
Visits the end of the method.
|
void |
visitFieldInsn(int opcode,
java.lang.String owner,
java.lang.String name,
java.lang.String descriptor) |
Visits a field instruction.
|
void |
visitFrame(int type,
int nLocal,
java.lang.Object[] local,
int nStack,
java.lang.Object[] stack) |
Visits the current state of the local variables and operand stack elements.
|
void |
visitIincInsn(int var,
int increment) |
Visits an IINC instruction.
|
void |
visitInsn(int opcode) |
Visits a zero operand instruction.
|
AnnotationVisitor |
visitInsnAnnotation(int typeRef,
TypePath typePath,
java.lang.String descriptor,
boolean visible) |
Visits an annotation on an instruction.
|
void |
visitIntInsn(int opcode,
int operand) |
Visits an instruction with a single int operand.
|
void |
visitInvokeDynamicInsn(java.lang.String name,
java.lang.String descriptor,
Handle bootstrapMethodHandle,
java.lang.Object... bootstrapMethodArguments) |
Visits an invokedynamic instruction.
|
void |
visitJumpInsn(int opcode,
Label label) |
Visits a jump instruction.
|
void |
visitLabel(Label label) |
Visits a label.
|
void |
visitLdcInsn(java.lang.Object value) |
Visits a LDC instruction.
|
void |
visitLineNumber(int line,
Label start) |
Visits a line number declaration.
|
void |
visitLocalVariable(java.lang.String name,
java.lang.String descriptor,
java.lang.String signature,
Label start,
Label end,
int index) |
Visits a local variable declaration.
|
AnnotationVisitor |
visitLocalVariableAnnotation(int typeRef,
TypePath typePath,
Label[] start,
Label[] end,
int[] index,
java.lang.String descriptor,
boolean visible) |
Visits an annotation on a local variable type.
|
void |
visitLookupSwitchInsn(Label dflt,
int[] keys,
Label[] labels) |
Visits a LOOKUPSWITCH instruction.
|
void |
visitMaxs(int maxStack,
int maxLocals) |
Visits the maximum stack size and the maximum number of local variables of the method.
|
void |
visitMethodInsn(int opcode,
java.lang.String owner,
java.lang.String name,
java.lang.String descriptor) |
Deprecated.
|
void |
visitMethodInsn(int opcode,
java.lang.String owner,
java.lang.String name,
java.lang.String descriptor,
boolean isInterface) |
Visits a method instruction.
|
void |
visitMultiANewArrayInsn(java.lang.String descriptor,
int numDimensions) |
Visits a MULTIANEWARRAY instruction.
|
void |
visitParameter(java.lang.String name,
int access) |
Visits a parameter of this method.
|
AnnotationVisitor |
visitParameterAnnotation(int parameter,
java.lang.String descriptor,
boolean visible) |
Visits an annotation of a parameter this method.
|
void |
visitTableSwitchInsn(int min,
int max,
Label dflt,
Label... labels) |
Visits a TABLESWITCH instruction.
|
AnnotationVisitor |
visitTryCatchAnnotation(int typeRef,
TypePath typePath,
java.lang.String descriptor,
boolean visible) |
Visits an annotation on an exception handler type.
|
void |
visitTryCatchBlock(Label start,
Label end,
Label handler,
java.lang.String type) |
Visits a try catch block.
|
AnnotationVisitor |
visitTypeAnnotation(int typeRef,
TypePath typePath,
java.lang.String descriptor,
boolean visible) |
Visits an annotation on a type in the method signature.
|
void |
visitTypeInsn(int opcode,
java.lang.String type) |
Visits a type instruction.
|
void |
visitVarInsn(int opcode,
int var) |
Visits a local variable instruction.
|
public int access
Opcodes
). This field also indicates if the method is
synthetic and/or deprecated.public java.lang.String name
public java.lang.String desc
Type
).public java.lang.String signature
public java.util.List<java.lang.String> exceptions
Type.getInternalName()
).public java.util.List<ParameterNode> parameters
public java.util.List<AnnotationNode> visibleAnnotations
public java.util.List<AnnotationNode> invisibleAnnotations
public java.util.List<TypeAnnotationNode> visibleTypeAnnotations
public java.util.List<TypeAnnotationNode> invisibleTypeAnnotations
public java.util.List<Attribute> attrs
public java.lang.Object annotationDefault
Byte
,
Boolean
, Character
, Short
, Integer
, Long
, Float
, Double
, String
or Type
, or an two elements String array (for
enumeration values), a AnnotationNode
, or a List
of values of one of the
preceding types. May be null.public int visibleAnnotableParameterCount
public java.util.List<AnnotationNode>[] visibleParameterAnnotations
AnnotationNode
objects. May be null.public int invisibleAnnotableParameterCount
public java.util.List<AnnotationNode>[] invisibleParameterAnnotations
AnnotationNode
objects. May be null.public InsnList instructions
public java.util.List<TryCatchBlockNode> tryCatchBlocks
public int maxStack
public int maxLocals
public java.util.List<LocalVariableNode> localVariables
public java.util.List<LocalVariableAnnotationNode> visibleLocalVariableAnnotations
public java.util.List<LocalVariableAnnotationNode> invisibleLocalVariableAnnotations
public MethodNode()
MethodNode
. Subclasses must not use this
constructor. Instead, they must use the MethodNode(int)
version.java.lang.IllegalStateException
- If a subclass calls this constructor.public MethodNode(int api)
MethodNode
.api
- the ASM API version implemented by this visitor. Must be one of Opcodes.ASM4
, Opcodes.ASM5
, Opcodes.ASM6
or Opcodes.ASM7_EXPERIMENTAL
.public MethodNode(int access, java.lang.String name, java.lang.String descriptor, java.lang.String signature, java.lang.String[] exceptions)
MethodNode
. Subclasses must not use this constructor. Instead,
they must use the MethodNode(int, int, String, String, String, String[])
version.access
- the method's access flags (see Opcodes
). This parameter also indicates if
the method is synthetic and/or deprecated.name
- the method's name.descriptor
- the method's descriptor (see Type
).signature
- the method's signature. May be null.exceptions
- the internal names of the method's exception classes (see Type.getInternalName()
). May be null.java.lang.IllegalStateException
- If a subclass calls this constructor.public MethodNode(int api, int access, java.lang.String name, java.lang.String descriptor, java.lang.String signature, java.lang.String[] exceptions)
MethodNode
.api
- the ASM API version implemented by this visitor. Must be one of Opcodes.ASM4
, Opcodes.ASM5
, Opcodes.ASM6
or Opcodes.ASM7_EXPERIMENTAL
.access
- the method's access flags (see Opcodes
). This parameter also indicates if
the method is synthetic and/or deprecated.name
- the method's name.descriptor
- the method's descriptor (see Type
).signature
- the method's signature. May be null.exceptions
- the internal names of the method's exception classes (see Type.getInternalName()
). May be null.public void visitParameter(java.lang.String name, int access)
MethodVisitor
visitParameter
in class MethodVisitor
name
- parameter name or null if none is provided.access
- the parameter's access flags, only ACC_FINAL, ACC_SYNTHETIC
or/and ACC_MANDATED are allowed (see Opcodes
).public AnnotationVisitor visitAnnotationDefault()
MethodVisitor
visitAnnotationDefault
in class MethodVisitor
public AnnotationVisitor visitAnnotation(java.lang.String descriptor, boolean visible)
MethodVisitor
visitAnnotation
in class MethodVisitor
descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public AnnotationVisitor visitTypeAnnotation(int typeRef, TypePath typePath, java.lang.String descriptor, boolean visible)
MethodVisitor
visitTypeAnnotation
in class MethodVisitor
typeRef
- a reference to the annotated type. The sort of this type reference must be
TypeReference.METHOD_TYPE_PARAMETER
, TypeReference.METHOD_TYPE_PARAMETER_BOUND
, TypeReference.METHOD_RETURN
, TypeReference.METHOD_RECEIVER
, TypeReference.METHOD_FORMAL_PARAMETER
or TypeReference.THROWS
. See TypeReference
.typePath
- the path to the annotated type argument, wildcard bound, array element type, or
static inner type within 'typeRef'. May be null if the annotation targets
'typeRef' as a whole.descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public void visitAnnotableParameterCount(int parameterCount, boolean visible)
MethodVisitor
visitAnnotableParameterCount
in class MethodVisitor
parameterCount
- the number of method parameters than can have annotations. This number
must be less or equal than the number of parameter types in the method descriptor. It can
be strictly less when a method has synthetic parameters and when these parameters are
ignored when computing parameter indices for the purpose of parameter annotations (see
https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-4.html#jvms-4.7.18).visible
- true to define the number of method parameters that can have
annotations visible at runtime, false to define the number of method parameters
that can have annotations invisible at runtime.public AnnotationVisitor visitParameterAnnotation(int parameter, java.lang.String descriptor, boolean visible)
MethodVisitor
visitParameterAnnotation
in class MethodVisitor
parameter
- the parameter index. This index must be strictly smaller than the number of
parameters in the method descriptor, and strictly smaller than the parameter count
specified in MethodVisitor.visitAnnotableParameterCount(int, boolean)
. Important note: a parameter index i
is not required to correspond to the i'th parameter descriptor in the method
descriptor, in particular in case of synthetic parameters (see
https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-4.html#jvms-4.7.18).descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public void visitAttribute(Attribute attribute)
MethodVisitor
visitAttribute
in class MethodVisitor
attribute
- an attribute.public void visitCode()
MethodVisitor
visitCode
in class MethodVisitor
public void visitFrame(int type, int nLocal, java.lang.Object[] local, int nStack, java.lang.Object[] stack)
MethodVisitor
Opcodes.V1_6
. Opcodes.F_SAME
representing frame with exactly the same locals as the
previous frame and with the empty stack.
Opcodes.F_SAME1
representing frame with exactly the same locals as the
previous frame and with single value on the stack ( nStack
is 1 and
stack[0]
contains value for the type of the stack item).
Opcodes.F_APPEND
representing frame with current locals are the same as the
locals in the previous frame, except that additional locals are defined (
nLocal
is 1, 2 or 3 and local
elements contains values
representing added types).
Opcodes.F_CHOP
representing frame with current locals are the same as the
locals in the previous frame, except that the last 1-3 locals are absent and with
the empty stack (nLocals
is 1, 2 or 3).
Opcodes.F_FULL
representing complete frame data.
visitFrame
in class MethodVisitor
type
- the type of this stack map frame. Must be Opcodes.F_NEW
for expanded
frames, or Opcodes.F_FULL
, Opcodes.F_APPEND
, Opcodes.F_CHOP
, Opcodes.F_SAME
or Opcodes.F_APPEND
, Opcodes.F_SAME1
for compressed frames.nLocal
- the number of local variables in the visited frame.local
- the local variable types in this frame. This array must not be modified. Primitive
types are represented by Opcodes.TOP
, Opcodes.INTEGER
, Opcodes.FLOAT
, Opcodes.LONG
, Opcodes.DOUBLE
, Opcodes.NULL
or
Opcodes.UNINITIALIZED_THIS
(long and double are represented by a single element).
Reference types are represented by String objects (representing internal names), and
uninitialized types by Label objects (this label designates the NEW instruction that
created this uninitialized value).nStack
- the number of operand stack elements in the visited frame.stack
- the operand stack types in this frame. This array must not be modified. Its
content has the same format as the "local" array.public void visitInsn(int opcode)
MethodVisitor
visitInsn
in class MethodVisitor
opcode
- the opcode of the instruction to be visited. This opcode is either NOP,
ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5,
LCONST_0, LCONST_1, FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, LALOAD,
FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, IASTORE, LASTORE, FASTORE, DASTORE,
AASTORE, BASTORE, CASTORE, SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2,
SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL, DMUL, IDIV, LDIV,
FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR,
LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I,
D2L, D2F, I2B, I2C, I2S, LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN,
DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER, or MONITOREXIT.public void visitIntInsn(int opcode, int operand)
MethodVisitor
visitIntInsn
in class MethodVisitor
opcode
- the opcode of the instruction to be visited. This opcode is either BIPUSH, SIPUSH
or NEWARRAY.operand
- the operand of the instruction to be visited.Opcodes.T_BOOLEAN
, Opcodes.T_CHAR
, Opcodes.T_FLOAT
, Opcodes.T_DOUBLE
, Opcodes.T_BYTE
,
Opcodes.T_SHORT
, Opcodes.T_INT
or Opcodes.T_LONG
.public void visitVarInsn(int opcode, int var)
MethodVisitor
visitVarInsn
in class MethodVisitor
opcode
- the opcode of the local variable instruction to be visited. This opcode is either
ILOAD, LLOAD, FLOAD, DLOAD, ALOAD, ISTORE, LSTORE, FSTORE, DSTORE, ASTORE or RET.var
- the operand of the instruction to be visited. This operand is the index of a local
variable.public void visitTypeInsn(int opcode, java.lang.String type)
MethodVisitor
visitTypeInsn
in class MethodVisitor
opcode
- the opcode of the type instruction to be visited. This opcode is either NEW,
ANEWARRAY, CHECKCAST or INSTANCEOF.type
- the operand of the instruction to be visited. This operand must be the internal
name of an object or array class (see Type.getInternalName()
).public void visitFieldInsn(int opcode, java.lang.String owner, java.lang.String name, java.lang.String descriptor)
MethodVisitor
visitFieldInsn
in class MethodVisitor
opcode
- the opcode of the type instruction to be visited. This opcode is either
GETSTATIC, PUTSTATIC, GETFIELD or PUTFIELD.owner
- the internal name of the field's owner class (see Type.getInternalName()
).name
- the field's name.descriptor
- the field's descriptor (see Type
).@Deprecated public void visitMethodInsn(int opcode, java.lang.String owner, java.lang.String name, java.lang.String descriptor)
MethodVisitor
visitMethodInsn
in class MethodVisitor
opcode
- the opcode of the type instruction to be visited. This opcode is either
INVOKEVIRTUAL, INVOKESPECIAL, INVOKESTATIC or INVOKEINTERFACE.owner
- the internal name of the method's owner class (see Type.getInternalName()
).name
- the method's name.descriptor
- the method's descriptor (see Type
).public void visitMethodInsn(int opcode, java.lang.String owner, java.lang.String name, java.lang.String descriptor, boolean isInterface)
MethodVisitor
visitMethodInsn
in class MethodVisitor
opcode
- the opcode of the type instruction to be visited. This opcode is either
INVOKEVIRTUAL, INVOKESPECIAL, INVOKESTATIC or INVOKEINTERFACE.owner
- the internal name of the method's owner class (see Type.getInternalName()
).name
- the method's name.descriptor
- the method's descriptor (see Type
).isInterface
- if the method's owner class is an interface.public void visitInvokeDynamicInsn(java.lang.String name, java.lang.String descriptor, Handle bootstrapMethodHandle, java.lang.Object... bootstrapMethodArguments)
MethodVisitor
visitInvokeDynamicInsn
in class MethodVisitor
name
- the method's name.descriptor
- the method's descriptor (see Type
).bootstrapMethodHandle
- the bootstrap method.bootstrapMethodArguments
- the bootstrap method constant arguments. Each argument must be
an Integer
, Float
, Long
, Double
, String
, Type
, Handle
or ConstantDynamic
value. This method is allowed to modify
the content of the array so a caller should expect that this array may change.public void visitJumpInsn(int opcode, Label label)
MethodVisitor
visitJumpInsn
in class MethodVisitor
opcode
- the opcode of the type instruction to be visited. This opcode is either IFEQ,
IFNE, IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ, IF_ICMPNE, IF_ICMPLT, IF_ICMPGE, IF_ICMPGT,
IF_ICMPLE, IF_ACMPEQ, IF_ACMPNE, GOTO, JSR, IFNULL or IFNONNULL.label
- the operand of the instruction to be visited. This operand is a label that
designates the instruction to which the jump instruction may jump.public void visitLabel(Label label)
MethodVisitor
visitLabel
in class MethodVisitor
label
- a Label
object.public void visitLdcInsn(java.lang.Object value)
MethodVisitor
if (cst instanceof Integer) { // ... } else if (cst instanceof Float) { // ... } else if (cst instanceof Long) { // ... } else if (cst instanceof Double) { // ... } else if (cst instanceof String) { // ... } else if (cst instanceof Type) { int sort = ((Type) cst).getSort(); if (sort == Type.OBJECT) { // ... } else if (sort == Type.ARRAY) { // ... } else if (sort == Type.METHOD) { // ... } else { // throw an exception } } else if (cst instanceof Handle) { // ... } else if (cst instanceof Condy) { // ... } else { // throw an exception }
visitLdcInsn
in class MethodVisitor
value
- the constant to be loaded on the stack. This parameter must be a non null Integer
, a Float
, a Long
, a Double
, a String
, a Type
of OBJECT or ARRAY sort for .class constants, for classes whose version is
49, a Type
of METHOD sort for MethodType, a Handle
for MethodHandle
constants, for classes whose version is 51 or a ConstantDynamic
for a constant
dynamic for classes whose version is 55.public void visitIincInsn(int var, int increment)
MethodVisitor
visitIincInsn
in class MethodVisitor
var
- index of the local variable to be incremented.increment
- amount to increment the local variable by.public void visitTableSwitchInsn(int min, int max, Label dflt, Label... labels)
MethodVisitor
visitTableSwitchInsn
in class MethodVisitor
min
- the minimum key value.max
- the maximum key value.dflt
- beginning of the default handler block.labels
- beginnings of the handler blocks. labels[i] is the beginning of the
handler block for the min + i key.public void visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
MethodVisitor
visitLookupSwitchInsn
in class MethodVisitor
dflt
- beginning of the default handler block.keys
- the values of the keys.labels
- beginnings of the handler blocks. labels[i] is the beginning of the
handler block for the keys[i] key.public void visitMultiANewArrayInsn(java.lang.String descriptor, int numDimensions)
MethodVisitor
visitMultiANewArrayInsn
in class MethodVisitor
descriptor
- an array type descriptor (see Type
).numDimensions
- the number of dimensions of the array to allocate.public AnnotationVisitor visitInsnAnnotation(int typeRef, TypePath typePath, java.lang.String descriptor, boolean visible)
MethodVisitor
visitInsnAnnotation
in class MethodVisitor
typeRef
- a reference to the annotated type. The sort of this type reference must be
TypeReference.INSTANCEOF
, TypeReference.NEW
, TypeReference.CONSTRUCTOR_REFERENCE
, TypeReference.METHOD_REFERENCE
, TypeReference.CAST
, TypeReference.CONSTRUCTOR_INVOCATION_TYPE_ARGUMENT
, TypeReference.METHOD_INVOCATION_TYPE_ARGUMENT
, TypeReference.CONSTRUCTOR_REFERENCE_TYPE_ARGUMENT
, or TypeReference.METHOD_REFERENCE_TYPE_ARGUMENT
. See TypeReference
.typePath
- the path to the annotated type argument, wildcard bound, array element type, or
static inner type within 'typeRef'. May be null if the annotation targets
'typeRef' as a whole.descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public void visitTryCatchBlock(Label start, Label end, Label handler, java.lang.String type)
MethodVisitor
visitTryCatchBlock
in class MethodVisitor
start
- the beginning of the exception handler's scope (inclusive).end
- the end of the exception handler's scope (exclusive).handler
- the beginning of the exception handler's code.type
- the internal name of the type of exceptions handled by the handler, or
null to catch any exceptions (for "finally" blocks).public AnnotationVisitor visitTryCatchAnnotation(int typeRef, TypePath typePath, java.lang.String descriptor, boolean visible)
MethodVisitor
MethodVisitor.visitTryCatchBlock(scala.tools.asm.Label, scala.tools.asm.Label, scala.tools.asm.Label, java.lang.String)
for the annotated exception handler. It can be called several times
for the same exception handler.visitTryCatchAnnotation
in class MethodVisitor
typeRef
- a reference to the annotated type. The sort of this type reference must be
TypeReference.EXCEPTION_PARAMETER
. See TypeReference
.typePath
- the path to the annotated type argument, wildcard bound, array element type, or
static inner type within 'typeRef'. May be null if the annotation targets
'typeRef' as a whole.descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public void visitLocalVariable(java.lang.String name, java.lang.String descriptor, java.lang.String signature, Label start, Label end, int index)
MethodVisitor
visitLocalVariable
in class MethodVisitor
name
- the name of a local variable.descriptor
- the type descriptor of this local variable.signature
- the type signature of this local variable. May be null if the local
variable type does not use generic types.start
- the first instruction corresponding to the scope of this local variable
(inclusive).end
- the last instruction corresponding to the scope of this local variable (exclusive).index
- the local variable's index.public AnnotationVisitor visitLocalVariableAnnotation(int typeRef, TypePath typePath, Label[] start, Label[] end, int[] index, java.lang.String descriptor, boolean visible)
MethodVisitor
visitLocalVariableAnnotation
in class MethodVisitor
typeRef
- a reference to the annotated type. The sort of this type reference must be
TypeReference.LOCAL_VARIABLE
or TypeReference.RESOURCE_VARIABLE
. See TypeReference
.typePath
- the path to the annotated type argument, wildcard bound, array element type, or
static inner type within 'typeRef'. May be null if the annotation targets
'typeRef' as a whole.start
- the fist instructions corresponding to the continuous ranges that make the scope
of this local variable (inclusive).end
- the last instructions corresponding to the continuous ranges that make the scope of
this local variable (exclusive). This array must have the same size as the 'start' array.index
- the local variable's index in each range. This array must have the same size as
the 'start' array.descriptor
- the class descriptor of the annotation class.visible
- true if the annotation is visible at runtime.public void visitLineNumber(int line, Label start)
MethodVisitor
visitLineNumber
in class MethodVisitor
line
- a line number. This number refers to the source file from which the class was
compiled.start
- the first instruction corresponding to this line number.public void visitMaxs(int maxStack, int maxLocals)
MethodVisitor
visitMaxs
in class MethodVisitor
maxStack
- maximum stack size of the method.maxLocals
- maximum number of local variables for the method.public void visitEnd()
MethodVisitor
visitEnd
in class MethodVisitor
protected LabelNode getLabelNode(Label label)
Label.info
field to store
associations between labels and label nodes.label
- a Label.public void check(int api)
api
- an ASM API version. Must be one of Opcodes.ASM4
, Opcodes.ASM5
,
Opcodes.ASM6
or Opcodes.ASM7_EXPERIMENTAL
.public void accept(ClassVisitor classVisitor)
classVisitor
- a class visitor.public void accept(MethodVisitor methodVisitor)
methodVisitor
- a method visitor.