Package javassist.convert

Class TransformBefore

java.lang.Object

javassist.convert.Transformer

javassist.convert.TransformCall

javassist.convert.TransformBefore

All Implemented Interfaces:

Opcode

Direct Known Subclasses:

TransformAfter

public class TransformBefore
extends TransformCall

Field Summary

Fields

Modifier and Type	Field	Description
protected byte[]	loadCode
protected int	locals
protected int	maxLocals
protected CtClass[]	parameterTypes
protected byte[]	saveCode

Fields inherited from class javassist.convert.TransformCall

classname, constPool, methodDescriptor, methodname, newClassname, newIndex, newMethodIsPrivate, newMethodname

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
TransformBefore(Transformer next, CtMethod origMethod, CtMethod beforeMethod)

Method Summary

Modifier and Type	Method	Description
int	extraLocals()
void	initialize(ConstPool cp, CodeAttribute attr)
protected void	makeCode(CtClass[] paramTypes, ConstPool cp)
private void	makeCode2(Bytecode save, Bytecode load, int i, int n, CtClass[] paramTypes, int var)
protected int	match(int c, int pos, CodeIterator iterator, int typedesc, ConstPool cp)
protected int	match2(int pos, CodeIterator iterator)

Methods inherited from class javassist.convert.TransformCall

transform

Methods inherited from class javassist.convert.Transformer

clean, extraStack, getNext, initialize

Methods inherited from class java.lang.Object

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

Field Details

parameterTypes

protected CtClass[] parameterTypes

locals

protected int locals

maxLocals

protected int maxLocals

saveCode

protected byte[] saveCode

loadCode

protected byte[] loadCode

Constructor Details

TransformBefore

public TransformBefore(Transformer next,
 CtMethod origMethod,
 CtMethod beforeMethod)
                throws NotFoundException

Throws:

NotFoundException

Method Details

initialize

public void initialize(ConstPool cp,
 CodeAttribute attr)

Overrides:

initialize in class TransformCall

match

protected int match(int c,
 int pos,
 CodeIterator iterator,
 int typedesc,
 ConstPool cp)
             throws BadBytecode

Overrides:

match in class TransformCall

Throws:

BadBytecode

match2

protected int match2(int pos,
 CodeIterator iterator)
              throws BadBytecode

Throws:

BadBytecode

extraLocals

public int extraLocals()

Overrides:

extraLocals in class Transformer

makeCode

protected void makeCode(CtClass[] paramTypes,
 ConstPool cp)

makeCode2

private void makeCode2(Bytecode save,
 Bytecode load,
 int i,
 int n,
 CtClass[] paramTypes,
 int var)