com.fr.parser

类 BinaryExpression

java.lang.Object

com.fr.stable.script.AbstractNode

com.fr.parser.BinaryExpression

所有已实现的接口:

Node, java.io.Serializable

直接已知子类:

ConditionalAndExpression, ConditionalOrExpression, MathExpression

public abstract class BinaryExpression
extends AbstractNode

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
BinaryExpression()

方法概要

方法

限定符和类型	方法和说明
protected java.lang.Object	arrayBinaryOperation(FArray array1, FArray array2, java.lang.String op)
protected java.lang.Object	binaryOperation(java.lang.Object left, java.lang.Object right, java.lang.String op)
protected abstract java.lang.String	emptyNodesException()
java.lang.Object	eval(CalculatorProvider calculator)
protected abstract Node	getNodeByIndex(int idx)
protected abstract java.lang.String	getOpByIndex(int idx)
protected boolean	isRelationExpression()
protected boolean	judge(java.lang.Object ob)
protected abstract java.lang.Object	objectBinaryOperation(java.lang.Object left, java.lang.Object right, java.lang.String op)
protected boolean	shortcutJudge()
protected abstract int	sizeOfNodes()

从类继承的方法 java.lang.Object

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

从接口继承的方法 com.fr.stable.script.Node

delay4PageCal, exString, getExpression, parserParameter, parserParameterNoColumnRow, trav4HuntBIL, trav4HuntSIL, traversal4Tiny

构造器详细资料

BinaryExpression

public BinaryExpression()

方法详细资料

eval

public java.lang.Object eval(CalculatorProvider calculator)
                      throws UtilEvalError

抛出:

UtilEvalError

sizeOfNodes

protected abstract int sizeOfNodes()

emptyNodesException

protected abstract java.lang.String emptyNodesException()

getNodeByIndex

protected abstract Node getNodeByIndex(int idx)

getOpByIndex

protected abstract java.lang.String getOpByIndex(int idx)

shortcutJudge

protected boolean shortcutJudge()

judge

protected boolean judge(java.lang.Object ob)

binaryOperation

protected java.lang.Object binaryOperation(java.lang.Object left,
                               java.lang.Object right,
                               java.lang.String op)
                                    throws UtilEvalError

抛出:

UtilEvalError

isRelationExpression

protected boolean isRelationExpression()

arrayBinaryOperation

protected java.lang.Object arrayBinaryOperation(FArray array1,
                                    FArray array2,
                                    java.lang.String op)
                                         throws UtilEvalError

抛出:

UtilEvalError

objectBinaryOperation

protected abstract java.lang.Object objectBinaryOperation(java.lang.Object left,
                                     java.lang.Object right,
                                     java.lang.String op)
                                                   throws UtilEvalError

抛出:

UtilEvalError