See: Description
| Interface | Description |
|---|---|
| AllocationInstruction |
Denote family of instructions that allocates space in the heap.
|
| ClassObserver |
Implement this interface if you're interested in changes to a ClassGen object
and register yourself with addObserver().
|
| CompoundInstruction |
Wrapper class for `compound' operations, virtual instructions that
don't exist as byte code, but give a useful meaning.
|
| ConstantPushInstruction |
Denotes a push instruction that produces a literal on the stack
such as SIPUSH, BIPUSH, ICONST, etc.
|
| ExceptionThrower |
Denote an instruction that may throw a run-time or a linking
exception (or both) during execution.
|
| FieldObserver |
Imnplement this interface if you're interested in changes to a FieldGen object
and register yourself with addObserver().
|
| IndexedInstruction |
Denote entity that refers to an index, e.g. local variable instructions,
RET, CPInstruction, etc.
|
| InstructionComparator |
Equality of instructions isn't clearly to be defined.
|
| InstructionConstants |
This interface contains shareable instruction objects.
|
| InstructionListObserver |
Implement this interface if you're interested in changes to an InstructionList object
and register yourself with addObserver().
|
| InstructionTargeter |
Denote that a class targets InstructionHandles within an InstructionList.
|
| LoadClass |
Denotes that an instruction may start the process of loading and resolving
the referenced class in the Virtual Machine.
|
| MethodObserver |
Implement this interface if you're interested in changes to a MethodGen object
and register yourself with addObserver().
|
| NamedAndTyped |
Denote entity that has both name and type.
|
| PopInstruction |
Denotes an unparameterized instruction to pop a value on top from the stack,
such as ISTORE, POP, PUTSTATIC.
|
| PushInstruction |
Denotes an unparameterized instruction to produce a value on top of the stack,
such as ILOAD, LDC, SIPUSH, DUP, ICONST, etc.
|
| StackConsumer |
Denote an instruction that may consume a value from the stack.
|
| StackProducer |
Denote an instruction that may produce a value on top of the stack
(this excludes DUP_X1, e.g.)
|
| TypedInstruction |
Get the type associated with an instruction, int for ILOAD, or the type
of the field of a PUTFIELD instruction, e.g..
|
| UnconditionalBranch |
Denotes an instruction to perform an unconditional branch, i.e., GOTO, JSR.
|
| VariableLengthInstruction |
Denotes an instruction to be a variable length instruction, such as
GOTO, JSR, LOOKUPSWITCH and TABLESWITCH.
|
| Visitor |
Interface implementing the Visitor pattern programming style.
|
| Class | Description |
|---|---|
| AALOAD |
AALOAD - Load reference from array
Stack: ..., arrayref, index -> value
|
| AASTORE |
AASTORE - Store into reference array
Stack: ..., arrayref, index, value -> ...
|
| ACONST_NULL |
ACONST_NULL - Push null reference
Stack: ...
|
| ALOAD |
ALOAD - Load reference from local variable
Stack: ...
|
| ANEWARRAY |
ANEWARRAY - Create new array of references
Stack: ..., count -> ..., arrayref
|
| ARETURN |
ARETURN - Return reference from method
Stack: ..., objectref -> <empty>
|
| ArithmeticInstruction |
Super class for the family of arithmetic instructions.
|
| ArrayInstruction |
Super class for instructions dealing with array access such as IALOAD.
|
| ARRAYLENGTH |
ARRAYLENGTH - Get length of array
Stack: ..., arrayref -> ..., length
|
| ArrayType |
Denotes array type, such as int[][]
|
| ASTORE |
ASTORE - Store reference into local variable
Stack ..., objectref -> ...
|
| ATHROW |
ATHROW - Throw exception
Stack: ..., objectref -> objectref
|
| BALOAD |
BALOAD - Load byte or boolean from array
Stack: ..., arrayref, index -> ..., value
|
| BasicType |
Denotes basic type such as int.
|
| BASTORE |
BASTORE - Store into byte or boolean array
Stack: ..., arrayref, index, value -> ...
|
| BIPUSH |
BIPUSH - Push byte on stack
Stack: ...
|
| BranchHandle |
BranchHandle is returned by specialized InstructionList.append() whenever a
BranchInstruction is appended.
|
| BranchInstruction |
Abstract super class for branching instructions like GOTO, IFEQ, etc..
|
| BREAKPOINT |
BREAKPOINT, JVM dependent, ignored by default
|
| CALOAD |
CALOAD - Load char from array
Stack: ..., arrayref, index -> ..., value
|
| CASTORE |
CASTORE - Store into char array
Stack: ..., arrayref, index, value -> ...
|
| CHECKCAST |
CHECKCAST - Check whether object is of given type
Stack: ..., objectref -> ..., objectref
|
| ClassGen |
Template class for building up a java class.
|
| CodeExceptionGen |
This class represents an exception handler, i.e., specifies the region where
a handler is active and an instruction where the actual handling is done.
|
| ConstantPoolGen |
This class is used to build up a constant pool.
|
| ConversionInstruction |
Super class for the x2y family of instructions.
|
| CPInstruction |
Abstract super class for instructions that use an index into the
constant pool such as LDC, INVOKEVIRTUAL, etc.
|
| D2F |
D2F - Convert double to float
Stack: ..., value.word1, value.word2 -> ..., result
|
| D2I |
D2I - Convert double to int
Stack: ..., value.word1, value.word2 -> ..., result
|
| D2L |
D2L - Convert double to long
Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2
|
| DADD |
DADD - Add doubles
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result1.word2
|
| DALOAD |
DALOAD - Load double from array
Stack: ..., arrayref, index -> ..., result.word1, result.word2
|
| DASTORE |
DASTORE - Store into double array
Stack: ..., arrayref, index, value.word1, value.word2 -> ...
|
| DCMPG |
DCMPG - Compare doubles: value1 > value2
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result
|
| DCMPL |
DCMPL - Compare doubles: value1 < value2
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result
|
| DCONST |
DCONST - Push 0.0 or 1.0, other values cause an exception
Stack: ...
|
| DDIV |
DDIV - Divide doubles
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| DLOAD |
DLOAD - Load double from local variable
Stack ...
|
| DMUL |
DMUL - Multiply doubles
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| DNEG |
DNEG - Negate double
Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2
|
| DREM |
DREM - Remainder of doubles
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| DRETURN |
DRETURN - Return double from method
Stack: ..., value.word1, value.word2 -> <empty>
|
| DSTORE |
DSTORE - Store double into local variable
Stack: ..., value.word1, value.word2 -> ...
|
| DSUB |
DSUB - Substract doubles
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| DUP |
DUP - Duplicate top operand stack word
Stack: ..., word -> ..., word, word
|
| DUP_X1 |
DUP_X1 - Duplicate top operand stack word and put two down
Stack: ..., word2, word1 -> ..., word1, word2, word1
|
| DUP_X2 |
DUP_X2 - Duplicate top operand stack word and put three down
Stack: ..., word3, word2, word1 -> ..., word1, word3, word2, word1
|
| DUP2 |
DUP2 - Duplicate two top operand stack words
Stack: ..., word2, word1 -> ..., word2, word1, word2, word1
|
| DUP2_X1 |
DUP2_X1 - Duplicate two top operand stack words and put three down
Stack: ..., word3, word2, word1 -> ..., word2, word1, word3, word2, word1
|
| DUP2_X2 |
DUP2_X2 - Duplicate two top operand stack words and put four down
Stack: ..., word4, word3, word2, word1 -> ..., word2, word1, word4, word3, word2, word1
|
| EmptyVisitor |
Supplies empty method bodies to be overridden by subclasses.
|
| F2D |
F2D - Convert float to double
Stack: ..., value -> ..., result.word1, result.word2
|
| F2I |
F2I - Convert float to int
Stack: ..., value -> ..., result
|
| F2L |
F2L - Convert float to long
Stack: ..., value -> ..., result.word1, result.word2
|
| FADD |
FADD - Add floats
Stack: ..., value1, value2 -> result
|
| FALOAD |
FALOAD - Load float from array
Stack: ..., arrayref, index -> ..., value
|
| FASTORE |
FASTORE - Store into float array
Stack: ..., arrayref, index, value -> ...
|
| FCMPG |
FCMPG - Compare floats: value1 > value2
Stack: ..., value1, value2 -> ..., result
|
| FCMPL |
FCMPL - Compare floats: value1 < value2
Stack: ..., value1, value2 -> ..., result
|
| FCONST |
FCONST - Push 0.0, 1.0 or 2.0, other values cause an exception
Stack: ...
|
| FDIV |
FDIV - Divide floats
Stack: ..., value1, value2 -> result
|
| FieldGen |
Template class for building up a field.
|
| FieldGenOrMethodGen |
Super class for FieldGen and MethodGen objects, since they have
some methods in common!
|
| FieldInstruction |
Super class for the GET/PUTxxx family of instructions.
|
| FieldOrMethod |
Super class for InvokeInstruction and FieldInstruction, since they have
some methods in common!
|
| FLOAD |
FLOAD - Load float from local variable
Stack ...
|
| FMUL |
FMUL - Multiply floats
Stack: ..., value1, value2 -> result
|
| FNEG |
FNEG - Negate float
Stack: ..., value -> ..., result
|
| FREM |
FREM - Remainder of floats
Stack: ..., value1, value2 -> result
|
| FRETURN |
FRETURN - Return float from method
Stack: ..., value -> <empty>
|
| FSTORE |
FSTORE - Store float into local variable
Stack: ..., value -> ...
|
| FSUB |
FSUB - Substract floats
Stack: ..., value1, value2 -> result
|
| GETFIELD |
GETFIELD - Fetch field from object
Stack: ..., objectref -> ..., value
OR
Stack: ..., objectref -> ..., value.word1, value.word2
|
| GETSTATIC |
GETSTATIC - Fetch static field from class
Stack: ..., -> ..., value
OR
Stack: ..., -> ..., value.word1, value.word2
|
| GOTO |
GOTO - Branch always (to relative offset, not absolute address)
|
| GOTO_W |
GOTO_W - Branch always (to relative offset, not absolute address)
|
| GotoInstruction |
Super class for GOTO
|
| I2B |
I2B - Convert int to byte
Stack: ..., value -> ..., result
|
| I2C |
I2C - Convert int to char
Stack: ..., value -> ..., result
|
| I2D |
I2D - Convert int to double
Stack: ..., value -> ..., result.word1, result.word2
|
| I2F |
I2F - Convert int to float
Stack: ..., value -> ..., result
|
| I2L |
I2L - Convert int to long
Stack: ..., value -> ..., result.word1, result.word2
|
| I2S |
I2S - Convert int to short
Stack: ..., value -> ..., result
|
| IADD |
IADD - Add ints
Stack: ..., value1, value2 -> result
|
| IALOAD |
IALOAD - Load int from array
Stack: ..., arrayref, index -> ..., value
|
| IAND |
IAND - Bitwise AND int
Stack: ..., value1, value2 -> ..., result
|
| IASTORE |
IASTORE - Store into int array
Stack: ..., arrayref, index, value -> ...
|
| ICONST |
ICONST - Push value between -1, ..., 5, other values cause an exception
Stack: ...
|
| IDIV |
IDIV - Divide ints
Stack: ..., value1, value2 -> result
|
| IF_ACMPEQ |
IF_ACMPEQ - Branch if reference comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ACMPNE |
IF_ACMPNE - Branch if reference comparison doesn't succeed
Stack: ..., value1, value2 -> ...
|
| IF_ICMPEQ |
IF_ICMPEQ - Branch if int comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ICMPGE |
IF_ICMPGE - Branch if int comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ICMPGT |
IF_ICMPGT - Branch if int comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ICMPLE |
IF_ICMPLE - Branch if int comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ICMPLT |
IF_ICMPLT - Branch if int comparison succeeds
Stack: ..., value1, value2 -> ...
|
| IF_ICMPNE |
IF_ICMPNE - Branch if int comparison doesn't succeed
Stack: ..., value1, value2 -> ...
|
| IFEQ |
IFEQ - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IFGE |
IFGE - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IFGT |
IFGT - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IfInstruction |
Super class for the IFxxx family of instructions.
|
| IFLE |
IFLE - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IFLT |
IFLT - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IFNE |
IFNE - Branch if int comparison with zero succeeds
Stack: ..., value -> ...
|
| IFNONNULL |
IFNONNULL - Branch if reference is not null
Stack: ..., reference -> ...
|
| IFNULL |
IFNULL - Branch if reference is not null
Stack: ..., reference -> ...
|
| IINC |
IINC - Increment local variable by constant
|
| ILOAD |
ILOAD - Load int from local variable onto stack
Stack: ...
|
| IMPDEP1 |
IMPDEP1 - Implementation dependent
|
| IMPDEP2 |
IMPDEP2 - Implementation dependent
|
| IMUL |
IMUL - Multiply ints
Stack: ..., value1, value2 -> result
|
| INEG |
INEG - Negate int
Stack: ..., value -> ..., result
|
| INSTANCEOF |
INSTANCEOF - Determine if object is of given type
Stack: ..., objectref -> ..., result
|
| Instruction |
Abstract super class for all Java byte codes.
|
| InstructionConstants.Clinit | |
| InstructionFactory |
Instances of this class may be used, e.g., to generate typed
versions of instructions.
|
| InstructionHandle |
Instances of this class give users a handle to the instructions contained in
an InstructionList.
|
| InstructionList |
This class is a container for a list of Instruction objects.
|
| InvokeInstruction |
Super class for the INVOKExxx family of instructions.
|
| INVOKEINTERFACE |
INVOKEINTERFACE - Invoke interface method
Stack: ..., objectref, [arg1, [arg2 ...]]
|
| INVOKESPECIAL |
INVOKESPECIAL - Invoke instance method; special handling for superclass, private
and instance initialization method invocations
Stack: ..., objectref, [arg1, [arg2 ...]]
|
| INVOKESTATIC |
INVOKESTATIC - Invoke a class (static) method
Stack: ..., [arg1, [arg2 ...]]
|
| INVOKEVIRTUAL |
INVOKEVIRTUAL - Invoke instance method; dispatch based on class
Stack: ..., objectref, [arg1, [arg2 ...]]
|
| IOR |
IOR - Bitwise OR int
Stack: ..., value1, value2 -> ..., result
|
| IREM |
IREM - Remainder of int
Stack: ..., value1, value2 -> result
|
| IRETURN |
IRETURN - Return int from method
Stack: ..., value -> <empty>
|
| ISHL |
ISHL - Arithmetic shift left int
Stack: ..., value1, value2 -> ..., result
|
| ISHR |
ISHR - Arithmetic shift right int
Stack: ..., value1, value2 -> ..., result
|
| ISTORE |
ISTORE - Store int from stack into local variable
Stack: ..., value -> ...
|
| ISUB |
ISUB - Substract ints
Stack: ..., value1, value2 -> result
|
| IUSHR |
IUSHR - Logical shift right int
Stack: ..., value1, value2 -> ..., result
|
| IXOR |
IXOR - Bitwise XOR int
Stack: ..., value1, value2 -> ..., result
|
| JSR |
JSR - Jump to subroutine
|
| JSR_W |
JSR_W - Jump to subroutine
|
| JsrInstruction |
Super class for JSR - Jump to subroutine
|
| L2D |
L2D - Convert long to double
Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2
|
| L2F |
L2F - Convert long to float
Stack: ..., value.word1, value.word2 -> ..., result
|
| L2I |
L2I - Convert long to int
Stack: ..., value.word1, value.word2 -> ..., result
|
| LADD |
LADD - Add longs
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| LALOAD |
LALOAD - Load long from array
Stack: ..., arrayref, index -> ..., value1, value2
|
| LAND |
LAND - Bitwise AND longs
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| LASTORE |
LASTORE - Store into long array
Stack: ..., arrayref, index, value.word1, value.word2 -> ...
|
| LCMP |
LCMP - Compare longs:
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result <= -1, 0, 1>
|
| LCONST |
LCONST - Push 0 or 1, other values cause an exception
Stack: ...
|
| LDC |
LDC - Push item from constant pool.
|
| LDC_W |
LDC_W - Push item from constant pool (wide index)
Stack: ...
|
| LDC2_W |
LDC2_W - Push long or double from constant pool
Stack: ...
|
| LDIV |
LDIV - Divide longs
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| LineNumberGen |
This class represents a line number within a method, i.e., give an instruction
a line number corresponding to the source code line.
|
| LLOAD |
LLOAD - Load long from local variable
Stack ...
|
| LMUL |
LMUL - Multiply longs
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| LNEG |
LNEG - Negate long
Stack: ..., value.word1, value.word2 -> ..., result.word1, result.word2
|
| LoadInstruction |
Denotes an unparameterized instruction to load a value from a local
variable, e.g.
|
| LocalVariableGen |
This class represents a local variable within a method.
|
| LocalVariableInstruction |
Abstract super class for instructions dealing with local variables.
|
| LOOKUPSWITCH |
LOOKUPSWITCH - Switch with unordered set of values
|
| LOR |
LOR - Bitwise OR long
Stack: ..., value1, value2 -> ..., result
|
| LREM |
LREM - Remainder of long
Stack: ..., value1, value2 -> result
|
| LRETURN |
LRETURN - Return long from method
Stack: ..., value.word1, value.word2 -> <empty>
|
| LSHL |
LSHL - Arithmetic shift left long
Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2
|
| LSHR |
LSHR - Arithmetic shift right long
Stack: ..., value1.word1, value1.word2, value2 -> ..., result.word1, result.word2
|
| LSTORE |
LSTORE - Store long into local variable
Stack: ..., value.word1, value.word2 -> ...
|
| LSUB |
LSUB - Substract longs
Stack: ..., value1.word1, value1.word2, value2.word1, value2.word2 ->
..., result.word1, result.word2
|
| LUSHR |
LUSHR - Logical shift right long
Stack: ..., value1, value2 -> ..., result
|
| LXOR |
LXOR - Bitwise XOR long
Stack: ..., value1, value2 -> ..., result
|
| MethodGen |
Template class for building up a method.
|
| MONITORENTER |
MONITORENTER - Enter monitor for object
Stack: ..., objectref -> ...
|
| MONITOREXIT |
MONITOREXIT - Exit monitor for object
Stack: ..., objectref -> ...
|
| MULTIANEWARRAY |
MULTIANEWARRAY - Create new mutidimensional array of references
Stack: ..., count1, [count2, ...]
|
| NEW |
NEW - Create new object
Stack: ...
|
| NEWARRAY |
NEWARRAY - Create new array of basic type (int, short, ...)
|
| NOP |
NOP - Do nothing
|
| ObjectType |
Denotes reference such as java.lang.String.
|
| POP |
POP - Pop top operand stack word
Stack: ..., word -> ...
|
| POP2 |
POP2 - Pop two top operand stack words
Stack: ..., word2, word1 -> ...
|
| PUSH |
Wrapper class for push operations, which are implemented either as BIPUSH,
LDC or xCONST_n instructions.
|
| PUTFIELD |
PUTFIELD - Put field in object
Stack: ..., objectref, value -> ...
|
| PUTSTATIC |
PUTSTATIC - Put static field in class
Stack: ..., value -> ...
|
| ReferenceType |
Super class for object and array types.
|
| RET |
RET - Return from subroutine
Stack: ..., -> ..., address
|
| RETURN |
RETURN - Return from void method
Stack: ...
|
| ReturnaddressType |
Returnaddress, the type JSR or JSR_W instructions push upon the stack.
|
| ReturnInstruction |
Super class for the xRETURN family of instructions.
|
| SALOAD |
SALOAD - Load short from array
Stack: ..., arrayref, index -> ..., value
|
| SASTORE |
SASTORE - Store into short array
Stack: ..., arrayref, index, value -> ...
|
| Select |
Select - Abstract super class for LOOKUPSWITCH and TABLESWITCH instructions.
|
| SIPUSH |
SIPUSH - Push short
Stack: ...
|
| StackInstruction |
Super class for stack operations like DUP and POP.
|
| StoreInstruction |
Denotes an unparameterized instruction to store a value into a local variable,
e.g.
|
| SWAP |
SWAP - Swa top operand stack word
Stack: ..., word2, word1 -> ..., word1, word2
|
| SWITCH |
SWITCH - Branch depending on int value, generates either LOOKUPSWITCH or
TABLESWITCH instruction, depending on whether the match values (int[]) can be
sorted with no gaps between the numbers.
|
| TABLESWITCH |
TABLESWITCH - Switch within given range of values, i.e., low..high
|
| Type |
Abstract super class for all possible java types, namely basic types
such as int, object types like String and array types, e.g. int[]
|
| Exception | Description |
|---|---|
| ClassGenException |
Thrown on internal errors.
|
| TargetLostException |
Thrown by InstructionList.remove() when one or multiple disposed instruction
are still being referenced by a InstructionTargeter object.
|
This package contains the "generic" part of the Byte Code Engineering Library, i.e., classes to dynamically modify class objects and byte code instructions.
Copyright © 2018–2021 mhoffrogge. All rights reserved.