Package edu.umd.cs.findbugs.ba

Class AbstractBlockOrder

java.lang.Object

edu.umd.cs.findbugs.ba.AbstractBlockOrder

All Implemented Interfaces:

BlockOrder

Direct Known Subclasses:

ReverseDFSOrder, ReversePostOrder

public abstract class AbstractBlockOrder
extends Object
implements BlockOrder

Abstract base class for BlockOrder variants. It allows the subclass to specify just a Comparator for BasicBlocks, and handles the work of doing the sorting and providing Iterators.

See Also:

• BlockOrder

Constructor Summary

Constructors

Constructor	Description
AbstractBlockOrder(CFG cfg, Comparator<BasicBlock> comparator)

Method Summary

Modifier and Type	Method	Description
Iterator<BasicBlock>	blockIterator()	Return an Iterator which visits the basic blocks in order.
int	compare(BasicBlock b1, BasicBlock b2)	Return relative order of blocks.

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractBlockOrder

public AbstractBlockOrder(CFG cfg,
 Comparator<BasicBlock> comparator)

Method Details

blockIterator

public Iterator<BasicBlock> blockIterator()

Description copied from interface: BlockOrder

Return an Iterator which visits the basic blocks in order.

Specified by:

blockIterator in interface BlockOrder

compare

public int compare(BasicBlock b1,
 BasicBlock b2)

Description copied from interface: BlockOrder

Return relative order of blocks. If b1.compareTo(b2) < 0, then b1 should occur before b2 in iteration.

Specified by:

compare in interface BlockOrder