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java.lang.Objectru.onego.industrial.catalog.util.LeftFunction
public class LeftFunction
Class implements standard Left() function.
| Constructor Summary | |
|---|---|
LeftFunction()
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| Method Summary | |
|---|---|
java.lang.Object |
exec(java.util.List params)
Returns result of left() function aplied to value. |
java.lang.String |
getName()
Returns name of this function |
int |
getParamCount()
Returns number of parameters |
java.lang.Class |
getParamType(int param)
Returns type of parameter, specified by the index. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public LeftFunction()
| Method Detail |
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public java.lang.String getName()
getName in interface FunctionInterface
public int getParamCount()
throws FunctionException
getParamCount in interface FunctionInterfaceFunctionException - never
public java.lang.Class getParamType(int param)
throws FunctionException
FunctionInterface
getParamType in interface FunctionInterfaceparam - Index of the parameter
FunctionException - Thrown if index out of bounbds
public java.lang.Object exec(java.util.List params)
throws FunctionException
exec in interface FunctionInterfaceparams - Function params
FunctionException - never
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