Package jminusminus

Class CLException

java.lang.Object

jminusminus.CLException

class CLException
extends Object

Representation of an exception handler.

Field Summary

Fields

Modifier and Type	Field	Description
String	catchType
String	endLabel
int	endPC
String	handlerLabel
int	handlerPC
String	startLabel
int	startPC

Constructor Summary

Constructors

Constructor	Description
CLException(String startLabel, String endLabel, String handlerLabel, String catchType)	Constructs a CLException object.

Method Summary

Modifier and Type	Method	Description
boolean	resolveLabels(Hashtable<String,Integer> labelToPC)	Resolves the jump labels to the corresponding pc values using the given label to pc mapping.

Methods inherited from class java.lang.Object

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

Field Details

startLabel

public String startLabel

endLabel

public String endLabel

handlerLabel

public String handlerLabel

catchType

public String catchType

startPC

public int startPC

endPC

public int endPC

handlerPC

public int handlerPC

Constructor Details

CLException

public CLException(String startLabel,
 String endLabel,
 String handlerLabel,
 String catchType)

Constructs a CLException object.

Parameters:

startLabel - the exception handler is active from the instruction following this label in the code section of the current method being added ...

endLabel - to the instruction following this label. Formally, the handler is active while the program counter is within the interval [startLabel, endLabel).

handlerLabel - the handler begins with instruction following this label.

catchType - the exception type that this exception handler is designated to catch, as a fully qualified name in internal form.

Method Details

resolveLabels

public boolean resolveLabels(Hashtable<String,Integer> labelToPC)

Resolves the jump labels to the corresponding pc values using the given label to pc mapping. If unable to resolve a label, the corresponding pc is set to 0.

Parameters:

labelToPC - label to pc mapping.

Returns:

true if all labels were resolved successfully, and false otherwise.