Class CodeReader

java.lang.Object

com.ibm.wala.shrike.shrikeCT.AttributeReader

com.ibm.wala.shrike.shrikeCT.CodeReader

public final class CodeReader
extends AttributeReader

This attribute reader reads Code attributes from methods.

Field Summary

Fields inherited from class AttributeReader

attr, cr, length

Modifier and Type	Field	Description
protected final int	attr
protected final ClassReader	cr
protected final int	length

Constructor Summary

Constructors

Constructor	Description
CodeReader(ClassReader.AttrIterator iter)

Method Summary

Modifier and Type	Method	Description
byte[]	getBytecode()
int	getBytecodeLength()
int	getMaxLocals()
int	getMaxStack()
int[]	getRawHandlers()
void	initAttributeIterator(ClassReader.AttrIterator iter)	Point iter at the list of attributes for this code.

Methods inherited from class AttributeReader

checkSize, checkSizeEquals, getClassReader, getRawOffset, getRawSize

Modifier and Type	Method	Description
protected final void	checkSize(int offset, int len)	Ensure that the len bytes starting at offset fall within the attribute data.
protected final void	checkSizeEquals(int offset, int len)	Ensure that the len bytes starting at offset end at the end of the attribute data.
final ClassReader	getClassReader()
final int	getRawOffset()
final int	getRawSize()

Methods inherited from class Object

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

Constructor Details

CodeReader

public CodeReader(ClassReader.AttrIterator iter)
           throws InvalidClassFileException

Throws:

InvalidClassFileException

Method Details

getMaxStack

public int getMaxStack()

Returns:

the maximum stack size used by the code, in words

getMaxLocals

public int getMaxLocals()

Returns:

the maximum local variable size used by the code, in words

getBytecodeLength

public int getBytecodeLength()

Returns:

the length of the bytecode array, in bytes

getBytecode

public byte[] getBytecode()

Returns:

the bytecode bytes

getRawHandlers

public int[] getRawHandlers()

Returns:

the raw exception handler data, a flattened sequence of (startPC, endPC, catchClassIndex, catchPC) tuples

initAttributeIterator

public void initAttributeIterator(ClassReader.AttrIterator iter)

Point iter at the list of attributes for this code.

Throws:

IllegalArgumentException - if iter is null