com.mebigfatguy.fbcontrib.detect

Class FieldCouldBeLocal.BlockState

java.lang.Object

com.mebigfatguy.fbcontrib.detect.FieldCouldBeLocal.BlockState

Enclosing class:

FieldCouldBeLocal

private static class FieldCouldBeLocal.BlockState
extends java.lang.Object

holds the parse state of the current basic block, and what fields are left to be checked the fields that are left to be checked are a reference from the parent block and a new collection is created on first write to the set to reduce memory concerns.

Field Summary

Fields

Modifier and Type	Field and Description
private edu.umd.cs.findbugs.ba.BasicBlock	basicBlock
private boolean	fieldsAreSharedWithParent
private java.util.Set<java.lang.String>	uncheckedFields

Constructor Summary

Constructors

Constructor and Description
BlockState(edu.umd.cs.findbugs.ba.BasicBlock bb, FieldCouldBeLocal.BlockState parentBlockState) creates a BlockState consisting of the next basic block to parse, and what fields are to be checked
BlockState(edu.umd.cs.findbugs.ba.BasicBlock bb, java.util.Set<java.lang.String> fields) creates a BlockState consisting of the next basic block to parse, and what fields are to be checked

Method Summary

Modifier and Type	Method and Description
edu.umd.cs.findbugs.ba.BasicBlock	getBasicBlock() get the basic block to parse
int	getUncheckedFieldSize() returns the number of unchecked fields
boolean	removeUncheckedField(java.lang.String field) return the field from the set of unchecked fields if this occurs make a copy of the set on write to reduce memory usage
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

basicBlock

private final edu.umd.cs.findbugs.ba.BasicBlock basicBlock

uncheckedFields

private java.util.Set<java.lang.String> uncheckedFields

fieldsAreSharedWithParent

private boolean fieldsAreSharedWithParent

Constructor Detail

BlockState

public BlockState(edu.umd.cs.findbugs.ba.BasicBlock bb,
                  java.util.Set<java.lang.String> fields)

creates a BlockState consisting of the next basic block to parse, and what fields are to be checked

Parameters:

bb - the basic block to parse

fields - the fields to look for first use

BlockState

public BlockState(edu.umd.cs.findbugs.ba.BasicBlock bb,
                  FieldCouldBeLocal.BlockState parentBlockState)

creates a BlockState consisting of the next basic block to parse, and what fields are to be checked

Parameters:

bb - the basic block to parse

parentBlockState - the basic block to copy from

Method Detail

getBasicBlock

public edu.umd.cs.findbugs.ba.BasicBlock getBasicBlock()

get the basic block to parse

Returns:

the basic block

getUncheckedFieldSize

public int getUncheckedFieldSize()

returns the number of unchecked fields

Returns:

the number of unchecked fields

removeUncheckedField

public boolean removeUncheckedField(java.lang.String field)

return the field from the set of unchecked fields if this occurs make a copy of the set on write to reduce memory usage

Parameters:

field - the field to be removed

Returns:

whether the object was removed.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object