jminusminus

Class CLException

java.lang.Object

jminusminus.CLException

 class CLException
extends Object

Representation of an exception handler.

Field Summary

Fields

Modifier and Type	Field and Description
String	catchType The class of exceptions that this exception handler is designated to catch.
String	endLabel this instruction.
int	endPC endLabel is resolved to this value.
String	handlerLabel Instruction after this label is first instruction of the handler.
int	handlerPC handlerLabel is resolved to this value.
String	startLabel The exception handler is active from this instruction in the code section of the current method being added to ...
int	startPC startLabel is resolved to this value.

Constructor Summary

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
boolean	resolveLabels(Hashtable<String,Integer> labelToPC) Resolve 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 Detail

startLabel

public String startLabel

The exception handler is active from this instruction in the code section of the current method being added to ...

endLabel

public String endLabel

this instruction. Formally, the handler is active while the program counter is within the interval [startPC, endPC).

handlerLabel

public String handlerLabel

Instruction after this label is first instruction of the handler.

catchType

public String catchType

The class of exceptions that this exception handler is designated to catch.

startPC

public int startPC

startLabel is resolved to this value.

endPC

public int endPC

endLabel is resolved to this value.

handlerPC

public int handlerPC

handlerLabel is resolved to this value.

Constructor Detail

CLException

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

Construct 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 Detail

resolveLabels

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

Resolve 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; false otherwise.