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java.lang.Objectedu.umd.cs.findbugs.ba.BasicAbstractDataflowAnalysis<Fact>
edu.umd.cs.findbugs.ba.AbstractDataflowAnalysis<Fact>
edu.umd.cs.findbugs.ba.BackwardDataflowAnalysis<Fact>
public abstract class BackwardDataflowAnalysis<Fact>
Abstract base class for backward dataflow analyses. Provides convenient implementations for isForwards() and getBlockOrder() methods.
Dataflow
,
DataflowAnalysis
Constructor Summary | |
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BackwardDataflowAnalysis(ReverseDepthFirstSearch rdfs,
DepthFirstSearch dfs)
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Method Summary | |
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BlockOrder |
getBlockOrder(CFG cfg)
Return the BlockOrder specifying the order in which BasicBlocks should be visited in the main dataflow loop. |
protected ReverseDepthFirstSearch |
getReverseDepthFirstSearch()
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boolean |
isForwards()
Returns true if the analysis is forwards, false if backwards. |
Methods inherited from class edu.umd.cs.findbugs.ba.AbstractDataflowAnalysis |
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getFactAfterLocation, getFactAtLocation, isFactValid, transfer, transferInstruction |
Methods inherited from class edu.umd.cs.findbugs.ba.BasicAbstractDataflowAnalysis |
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edgeTransfer, factToString, finishIteration, getFactOnEdge, getLastUpdateTimestamp, getResultFact, getStartFact, resultFactIterator, setLastUpdateTimestamp, startIteration |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface edu.umd.cs.findbugs.ba.DataflowAnalysis |
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copy, createFact, initEntryFact, isTop, makeFactTop, meetInto, same |
Constructor Detail |
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public BackwardDataflowAnalysis(ReverseDepthFirstSearch rdfs, DepthFirstSearch dfs)
Method Detail |
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protected ReverseDepthFirstSearch getReverseDepthFirstSearch()
public boolean isForwards()
DataflowAnalysis
public BlockOrder getBlockOrder(CFG cfg)
DataflowAnalysis
cfg
- the CFG upon which we're performing dataflow analysis
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