org.apache.hadoop.hbase.security.visibility

Class ExpressionExpander

java.lang.Object

org.apache.hadoop.hbase.security.visibility.ExpressionExpander

@InterfaceAudience.Private
public class ExpressionExpander
extends Object

Constructor Summary

Constructors

Constructor and Description
ExpressionExpander()

Method Summary

Modifier and Type	Method and Description
ExpressionNode	expand(ExpressionNode src)
private NonLeafExpressionNode	expandNonLeaf(NonLeafExpressionNode newNode, Operator outerOp)
private boolean	isToBeExpanded(List<ExpressionNode> childExps)
private NonLeafExpressionNode	mergeChildNodes(NonLeafExpressionNode newOuterNode, Operator outerOp, ExpressionNode lChild, NonLeafExpressionNode nlChild)
private ExpressionNode	negate(NonLeafExpressionNode nlExp)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionExpander

public ExpressionExpander()

Method Detail

expand

public ExpressionNode expand(ExpressionNode src)

negate

private ExpressionNode negate(NonLeafExpressionNode nlExp)

isToBeExpanded

private boolean isToBeExpanded(List<ExpressionNode> childExps)

expandNonLeaf

private NonLeafExpressionNode expandNonLeaf(NonLeafExpressionNode newNode,
                                            Operator outerOp)

mergeChildNodes

private NonLeafExpressionNode mergeChildNodes(NonLeafExpressionNode newOuterNode,
                                              Operator outerOp,
                                              ExpressionNode lChild,
                                              NonLeafExpressionNode nlChild)