biz.onixs.sbe.bcelExt

Class InstructionFactory

java.lang.Object

org.apache.bcel.generic.InstructionFactory

biz.onixs.sbe.bcelExt.InstructionFactory

All Implemented Interfaces:

org.apache.bcel.generic.InstructionConstants

public class InstructionFactory
extends org.apache.bcel.generic.InstructionFactory

Instructions factory. Note: internal class.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.bcel.generic.InstructionConstants

org.apache.bcel.generic.InstructionConstants.Clinit

Field Summary

Fields inherited from interface org.apache.bcel.generic.InstructionConstants

AALOAD, AASTORE, ACONST_NULL, ALOAD_0, ALOAD_1, ALOAD_2, ARETURN, ARRAYLENGTH, ASTORE_0, ASTORE_1, ASTORE_2, ATHROW, BALOAD, BASTORE, bla, CALOAD, CASTORE, D2F, D2I, D2L, DADD, DALOAD, DASTORE, DCMPG, DCMPL, DCONST_0, DCONST_1, DDIV, DMUL, DNEG, DREM, DRETURN, DSUB, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, F2D, F2I, F2L, FADD, FALOAD, FASTORE, FCMPG, FCMPL, FCONST_0, FCONST_1, FCONST_2, FDIV, FMUL, FNEG, FREM, FRETURN, FSUB, I2B, I2C, I2D, I2F, I2L, I2S, IADD, IALOAD, IAND, IASTORE, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, ICONST_M1, IDIV, ILOAD_0, ILOAD_1, ILOAD_2, IMUL, INEG, INSTRUCTIONS, IOR, IREM, IRETURN, ISHL, ISHR, ISTORE_0, ISTORE_1, ISTORE_2, ISUB, IUSHR, IXOR, L2D, L2F, L2I, LADD, LALOAD, LAND, LASTORE, LCMP, LCONST_0, LCONST_1, LDIV, LMUL, LNEG, LOR, LREM, LRETURN, LSHL, LSHR, LSUB, LUSHR, LXOR, MONITORENTER, MONITOREXIT, NOP, POP, POP2, RETURN, SALOAD, SASTORE, SWAP, THIS

Constructor Summary

Constructors

Constructor and Description
InstructionFactory(org.apache.bcel.generic.ClassGen cg) Constructor.
InstructionFactory(org.apache.bcel.generic.ConstantPoolGen cp) Constructor.

Method Summary

Modifier and Type	Method and Description
org.apache.bcel.generic.CompoundInstruction	createAdd(int value) Create instruction to add integers.
org.apache.bcel.generic.CompoundInstruction	createAnd(int value) Create instruction for logical and for integers.
org.apache.bcel.generic.CompoundInstruction	createCharToString() Create instruction to convert char to string.
org.apache.bcel.generic.GETFIELD	createGetField(org.apache.bcel.generic.FieldGen field) Create instruction to get field.
org.apache.bcel.generic.GETSTATIC	createGetStaticField(org.apache.bcel.generic.FieldGen field) Create instruction to get a static field.
biz.onixs.sbe.bcelExt.IINC	createInc(org.apache.bcel.generic.LocalVariableGen var, int value) Create instruction for integer increment.
org.apache.bcel.generic.CompoundInstruction	createIntToString() Create instruction to convert int to string.
static org.apache.bcel.generic.LocalVariableInstruction	createLoad(org.apache.bcel.generic.LocalVariableGen var) Create instruction to load local variable.
org.apache.bcel.generic.CompoundInstruction	createLoad(UnifiedMetaData.PrimitiveType type, boolean isLittleEndian, org.apache.bcel.generic.LocalVariableGen dataVar, org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset, org.apache.bcel.generic.Type resultType) Create instruction to load a primitive field.
org.apache.bcel.generic.CompoundInstruction	createLoadFixedString(org.apache.bcel.generic.MethodGen method, org.apache.bcel.generic.LocalVariableGen dataVar, org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset, int length) Create instruction to load string field.
org.apache.bcel.generic.CompoundInstruction	createLoadHexadecimalString(org.apache.bcel.generic.MethodGen method, org.apache.bcel.generic.LocalVariableGen dataVar, org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset, int length)
org.apache.bcel.generic.InstructionList	createLoadOffsetVar(org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset) Create instruction to load offset variable.
org.apache.bcel.generic.CompoundInstruction	createLongToString() Create instruction to convert long to string.
org.apache.bcel.generic.PUTFIELD	createPutField(org.apache.bcel.generic.FieldGen field) Create instruction to put field.
org.apache.bcel.generic.PUTSTATIC	createPutStaticField(org.apache.bcel.generic.FieldGen field) Create instruction to put a static field.
static org.apache.bcel.generic.LocalVariableInstruction	createStore(org.apache.bcel.generic.LocalVariableGen var) Create instruction to store local variable.
org.apache.bcel.generic.CompoundInstruction	createStore(UnifiedMetaData.PrimitiveType type, boolean isLittleEndian, org.apache.bcel.generic.LocalVariableGen dataVar, org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset, org.apache.bcel.generic.LocalVariableGen valueVar) Create instruction to store primitive field.
org.apache.bcel.generic.CompoundInstruction	createStoreFixedString(org.apache.bcel.generic.MethodGen method, org.apache.bcel.generic.LocalVariableGen dataVar, org.apache.bcel.generic.LocalVariableGen offsetVar, int constOffset, int length, org.apache.bcel.generic.LocalVariableGen valueVar) Create instruction to store string field.
static org.apache.bcel.generic.LocalVariableGen	getVariable(org.apache.bcel.generic.MethodGen method, String name) Find method parameter by name.

Methods inherited from class org.apache.bcel.generic.InstructionFactory

createAppend, createArrayLoad, createArrayStore, createBinaryOperation, createBranchInstruction, createCast, createCheckCast, createConstant, createDup_1, createDup_2, createDup, createFieldAccess, createGetField, createGetStatic, createInstanceOf, createInvoke, createInvoke, createLoad, createNew, createNew, createNewArray, createNull, createPop, createPrintln, createPutField, createPutStatic, createReturn, createStore, createThis, getClassGen, getConstantPool, setClassGen, setConstantPool

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InstructionFactory

public InstructionFactory(org.apache.bcel.generic.ClassGen cg)

Constructor.

Parameters:

cg - Class generator

InstructionFactory

public InstructionFactory(org.apache.bcel.generic.ConstantPoolGen cp)

Constructor.

Parameters:

cp - Constant pool

Method Detail

getVariable

public static org.apache.bcel.generic.LocalVariableGen getVariable(org.apache.bcel.generic.MethodGen method,
                                                                   String name)
                                                            throws NoSuchFieldException

Find method parameter by name.

Parameters:

method - method

name - parameter name

Returns:

found method parameter

Throws:

NoSuchFieldException - if parameter was not found

createLoad

public static org.apache.bcel.generic.LocalVariableInstruction createLoad(org.apache.bcel.generic.LocalVariableGen var)

Create instruction to load local variable.

Parameters:

var - variable to load

Returns:

instruction to load local variable

createStore

public static org.apache.bcel.generic.LocalVariableInstruction createStore(org.apache.bcel.generic.LocalVariableGen var)

Create instruction to store local variable.

Parameters:

var - variable to store

Returns:

instruction to store local variable

createLoadOffsetVar

public org.apache.bcel.generic.InstructionList createLoadOffsetVar(org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                                   int constOffset)

Create instruction to load offset variable.

Parameters:

offsetVar - offset variable to load

constOffset - constant part of offset

Returns:

instruction to load offset variable

createLoad

public org.apache.bcel.generic.CompoundInstruction createLoad(UnifiedMetaData.PrimitiveType type,
                                                              boolean isLittleEndian,
                                                              org.apache.bcel.generic.LocalVariableGen dataVar,
                                                              org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                              int constOffset,
                                                              org.apache.bcel.generic.Type resultType)

Create instruction to load a primitive field.

Parameters:

type - type of field

isLittleEndian - true if is little-endian

dataVar - byte array variable

offsetVar - offset variable

constOffset - constant part of offset

resultType - result type

Returns:

instruction to load a primitive field

createStore

public org.apache.bcel.generic.CompoundInstruction createStore(UnifiedMetaData.PrimitiveType type,
                                                               boolean isLittleEndian,
                                                               org.apache.bcel.generic.LocalVariableGen dataVar,
                                                               org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                               int constOffset,
                                                               org.apache.bcel.generic.LocalVariableGen valueVar)

Create instruction to store primitive field.

Parameters:

type - type of field

isLittleEndian - true if is little-endian

dataVar - byte array variable

offsetVar - offset variable

constOffset - constant part of offset

valueVar - variable to keep the value

Returns:

instruction to store primitive field

createPutField

public org.apache.bcel.generic.PUTFIELD createPutField(org.apache.bcel.generic.FieldGen field)

Create instruction to put field.

Parameters:

field - field to put

Returns:

instruction to put field

createPutStaticField

public org.apache.bcel.generic.PUTSTATIC createPutStaticField(org.apache.bcel.generic.FieldGen field)

Create instruction to put a static field.

Parameters:

field - field to put

Returns:

instruction to put a static field

createGetField

public org.apache.bcel.generic.GETFIELD createGetField(org.apache.bcel.generic.FieldGen field)

Create instruction to get field.

Parameters:

field - field to get

Returns:

instruction to get field

createGetStaticField

public org.apache.bcel.generic.GETSTATIC createGetStaticField(org.apache.bcel.generic.FieldGen field)

Create instruction to get a static field.

Parameters:

field - field to get

Returns:

instruction to get a static field

createLoadFixedString

public org.apache.bcel.generic.CompoundInstruction createLoadFixedString(org.apache.bcel.generic.MethodGen method,
                                                                         org.apache.bcel.generic.LocalVariableGen dataVar,
                                                                         org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                                         int constOffset,
                                                                         int length)

Create instruction to load string field.

Parameters:

method - method

dataVar - byte array variable

offsetVar - offset variable

constOffset - constant part of offset

length - field length

Returns:

instruction to load string field

createLoadHexadecimalString

public org.apache.bcel.generic.CompoundInstruction createLoadHexadecimalString(org.apache.bcel.generic.MethodGen method,
                                                                               org.apache.bcel.generic.LocalVariableGen dataVar,
                                                                               org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                                               int constOffset,
                                                                               int length)

createStoreFixedString

public org.apache.bcel.generic.CompoundInstruction createStoreFixedString(org.apache.bcel.generic.MethodGen method,
                                                                          org.apache.bcel.generic.LocalVariableGen dataVar,
                                                                          org.apache.bcel.generic.LocalVariableGen offsetVar,
                                                                          int constOffset,
                                                                          int length,
                                                                          org.apache.bcel.generic.LocalVariableGen valueVar)

Create instruction to store string field.

Parameters:

method - method

dataVar - byte array variable

offsetVar - offset variable

constOffset - constant part of offset

length - field length

valueVar - variable which contains value

Returns:

instruction to store string field

createCharToString

public org.apache.bcel.generic.CompoundInstruction createCharToString()

Create instruction to convert char to string.

Returns:

instruction to convert char to string

createAdd

public org.apache.bcel.generic.CompoundInstruction createAdd(int value)

Create instruction to add integers.

Parameters:

value - value to add

Returns:

instruction to add integers

createAnd

public org.apache.bcel.generic.CompoundInstruction createAnd(int value)

Create instruction for logical and for integers.

Parameters:

value - value to and

Returns:

instruction for logical and for integers

createInc

public biz.onixs.sbe.bcelExt.IINC createInc(org.apache.bcel.generic.LocalVariableGen var,
                                            int value)

Create instruction for integer increment.

Parameters:

var - local variable to increment

value - increment value

Returns:

instruction for integer increment

createIntToString

public org.apache.bcel.generic.CompoundInstruction createIntToString()

Create instruction to convert int to string.

Returns:

instruction to convert int to string

createLongToString

public org.apache.bcel.generic.CompoundInstruction createLongToString()

Create instruction to convert long to string.

Returns:

instruction to convert long to string