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java.lang.Objectcom.bea.p13n.expression.internal.ComplexExpressionImpl
com.bea.p13n.expression.operator.Operator
com.bea.p13n.expression.operator.SystemCurrentTimeMillis
Implementation of the SystemCurrentTimeMillis operator. Returns
a Double object with the current system time in milliseconds.
Inputs: None.
Returns: A Long that is the result of calling System.currentTimeMillis.
Constructor Summary | |
SystemCurrentTimeMillis()
A default constructor. |
Method Summary | |
Class[] |
getParameterSignature()
Returns the parameter signature for this Expression .
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Methods inherited from class com.bea.p13n.expression.operator.Operator |
leftHandSide, operand, rightHandSide |
Methods inherited from class com.bea.p13n.expression.internal.ComplexExpressionImpl |
addListener, addSubExpression, clearCache, clone, createProxyExpression, equals, getCachedValue, getParent, getSource, getSubExpression, getSubExpressionCount, getUserData, hashCode, isCached, isCacheEnabled, isEqualitySubExpression, notifyListeners, removeAllSubExpressions, removeListener, removeSubExpression, removeSubExpression, setCachedValue, setCacheEnabled, setParent, setSource, setSubExpression, setUserData, toString, write |
Methods inherited from class java.lang.Object |
finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
public SystemCurrentTimeMillis()
Method Detail |
public Class[] getParameterSignature()
Expression
Expression
.
Because the sub-expressions within the Expression
are
typically arguments or operands, some type validation is performed
by examining the class types of the sub-expressions against the
Expression
's parameter signature.
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