Package javassist.convert

Class TransformAccessArrayField

java.lang.Object

javassist.convert.Transformer

javassist.convert.TransformAccessArrayField

All Implemented Interfaces:

Opcode

public final class TransformAccessArrayField
extends Transformer

A transformer which replaces array access with static method invocations.

Version:

$Revision: 1.8 $

Field Summary

Fields

Modifier and Type	Field	Description
private Frame[]	frames
private final String	methodClassname
private final CodeConverter.ArrayAccessReplacementMethodNames	names
private int	offset

Fields inherited from interface javassist.bytecode.Opcode

AALOAD, AASTORE, ACONST_NULL, ALOAD, ALOAD_0, ALOAD_1, ALOAD_2, ALOAD_3, ANEWARRAY, ARETURN, ARRAYLENGTH, ASTORE, ASTORE_0, ASTORE_1, ASTORE_2, ASTORE_3, ATHROW, BALOAD, BASTORE, BIPUSH, CALOAD, CASTORE, CHECKCAST, D2F, D2I, D2L, DADD, DALOAD, DASTORE, DCMPG, DCMPL, DCONST_0, DCONST_1, DDIV, DLOAD, DLOAD_0, DLOAD_1, DLOAD_2, DLOAD_3, DMUL, DNEG, DREM, DRETURN, DSTORE, DSTORE_0, DSTORE_1, DSTORE_2, DSTORE_3, 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, FLOAD, FLOAD_0, FLOAD_1, FLOAD_2, FLOAD_3, FMUL, FNEG, FREM, FRETURN, FSTORE, FSTORE_0, FSTORE_1, FSTORE_2, FSTORE_3, FSUB, GETFIELD, GETSTATIC, GOTO, GOTO_W, 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, IF_ACMPEQ, IF_ACMPNE, IF_ICMPEQ, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ICMPLT, IF_ICMPNE, IFEQ, IFGE, IFGT, IFLE, IFLT, IFNE, IFNONNULL, IFNULL, IINC, ILOAD, ILOAD_0, ILOAD_1, ILOAD_2, ILOAD_3, IMUL, INEG, INSTANCEOF, INVOKEDYNAMIC, INVOKEINTERFACE, INVOKESPECIAL, INVOKESTATIC, INVOKEVIRTUAL, IOR, IREM, IRETURN, ISHL, ISHR, ISTORE, ISTORE_0, ISTORE_1, ISTORE_2, ISTORE_3, ISUB, IUSHR, IXOR, JSR, JSR_W, L2D, L2F, L2I, LADD, LALOAD, LAND, LASTORE, LCMP, LCONST_0, LCONST_1, LDC, LDC_W, LDC2_W, LDIV, LLOAD, LLOAD_0, LLOAD_1, LLOAD_2, LLOAD_3, LMUL, LNEG, LOOKUPSWITCH, LOR, LREM, LRETURN, LSHL, LSHR, LSTORE, LSTORE_0, LSTORE_1, LSTORE_2, LSTORE_3, LSUB, LUSHR, LXOR, MONITORENTER, MONITOREXIT, MULTIANEWARRAY, NEW, NEWARRAY, NOP, POP, POP2, PUTFIELD, PUTSTATIC, RET, RETURN, SALOAD, SASTORE, SIPUSH, STACK_GROW, SWAP, T_BOOLEAN, T_BYTE, T_CHAR, T_DOUBLE, T_FLOAT, T_INT, T_LONG, T_SHORT, TABLESWITCH, WIDE

Constructor Summary

Constructors

Constructor	Description
TransformAccessArrayField(Transformer next, String methodClassname, CodeConverter.ArrayAccessReplacementMethodNames names)

Method Summary

Modifier and Type	Method	Description
void	clean()
private Frame	getFrame(int pos)
private String	getLoadReplacementSignature(int opcode)
private String	getMethodName(int opcode)
private String	getStoreReplacementSignature(int opcode)
private String	getTopType(int pos)
private void	initFrames(CtClass clazz, MethodInfo minfo)
void	initialize(ConstPool cp, CtClass clazz, MethodInfo minfo)
private int	replace(ConstPool cp, CodeIterator iterator, int pos, int opcode, String signature)
int	transform(CtClass tclazz, int pos, CodeIterator iterator, ConstPool cp)
private int	updatePos(int pos, int increment)

Methods inherited from class javassist.convert.Transformer

extraLocals, extraStack, getNext, initialize

Methods inherited from class java.lang.Object

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

Field Details

methodClassname

private final String methodClassname

names

private final CodeConverter.ArrayAccessReplacementMethodNames names

frames

private Frame[] frames

offset

private int offset

Constructor Details

TransformAccessArrayField

public TransformAccessArrayField(Transformer next,
 String methodClassname,
 CodeConverter.ArrayAccessReplacementMethodNames names)
                          throws NotFoundException

Throws:

NotFoundException

Method Details

initialize

public void initialize(ConstPool cp,
 CtClass clazz,
 MethodInfo minfo)
                throws CannotCompileException

Overrides:

initialize in class Transformer

Throws:

CannotCompileException

clean

public void clean()

Overrides:

clean in class Transformer

transform

public int transform(CtClass tclazz,
 int pos,
 CodeIterator iterator,
 ConstPool cp)
              throws BadBytecode

Specified by:

transform in class Transformer

Throws:

BadBytecode

getFrame

private Frame getFrame(int pos)
                throws BadBytecode

Throws:

BadBytecode

initFrames

private void initFrames(CtClass clazz,
 MethodInfo minfo)
                 throws BadBytecode

Throws:

BadBytecode

updatePos

private int updatePos(int pos,
 int increment)

getTopType

private String getTopType(int pos)
                   throws BadBytecode

Throws:

BadBytecode

replace

private int replace(ConstPool cp,
 CodeIterator iterator,
 int pos,
 int opcode,
 String signature)
             throws BadBytecode

Throws:

BadBytecode

getMethodName

private String getMethodName(int opcode)

getLoadReplacementSignature

private String getLoadReplacementSignature(int opcode)
                                    throws BadBytecode

Throws:

BadBytecode

getStoreReplacementSignature

private String getStoreReplacementSignature(int opcode)
                                     throws BadBytecode

Throws:

BadBytecode