Class LocalVariableTable

java.lang.Object

EDU.purdue.cs.bloat.file.Attribute

EDU.purdue.cs.bloat.file.LocalVariableTable

public class LocalVariableTable
extends Attribute

LocalVariableTable represents debugging information that may be used by a debugger to determine the value of a given local variable during program execution. It is essentially an array of reflect.LocalDebugInfo.

See Also:

• LocalDebugInfo

Field Summary

Fields inherited from class Attribute

length, nameIndex

Constructor Summary

Constructors

Constructor	Description
LocalVariableTable(DataInputStream in, int index, int len)	Constructor.

Method Summary

Modifier and Type	Method	Description
Object	clone()
int	length()	Get the length of the attribute.
LocalDebugInfo[]	locals()	Get the local variable debug info for the code.
void	setLocals(LocalDebugInfo[] locals)	Set the local variable debug info for the code.
String	toString()	Returns a string representation of the attribute.
void	writeData(DataOutputStream out)	Write the attribute to a data stream.

Methods inherited from class Attribute

nameIndex

Methods inherited from class Object

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

Constructor Details

LocalVariableTable

public LocalVariableTable(DataInputStream in,
 int index,
 int len)
                   throws IOException

Constructor. Create an attribute from a data stream.

Parameters:

in - The data stream of the class file.

index - The index into the constant pool of the name of the attribute.

len - The length of the attribute, excluding the header.

Throws:

IOException - If an error occurs while reading.

Method Details

locals

public LocalDebugInfo[] locals()

Get the local variable debug info for the code.

Returns:

The local variable debug info for the code.

setLocals

public void setLocals(LocalDebugInfo[] locals)

Set the local variable debug info for the code.

Parameters:

locals - The local variable debug info for the code.

length

public int length()

Get the length of the attribute.

Overrides:

length in class Attribute

Returns:

The length of the attribute.

toString

public String toString()

Description copied from class: Attribute

Returns a string representation of the attribute.

Overrides:

toString in class Attribute

writeData

public void writeData(DataOutputStream out)
               throws IOException

Write the attribute to a data stream.

Specified by:

writeData in class Attribute

Parameters:

out - The data stream of the class file.

Throws:

IOException - If an error occurs while writing.

clone

public Object clone()

Overrides:

clone in class Attribute