public abstract class AbstractFunctionPtg extends OperationPtg
Modifier and Type | Field and Description |
---|---|
static String |
FUNCTION_NAME_IF
The name of the IF function (i.e.
|
TYPE_BINARY, TYPE_FUNCTION, TYPE_UNARY
CLASS_ARRAY, CLASS_REF, CLASS_VALUE, EMPTY_PTG_ARRAY
Modifier and Type | Method and Description |
---|---|
byte |
getDefaultOperandClass() |
short |
getFunctionIndex() |
String |
getName() |
int |
getNumberOfOperands()
The number of operands expected by the operations
|
byte |
getParameterClass(int index) |
abstract int |
getSize() |
boolean |
isBaseToken() |
static boolean |
isBuiltInFunctionName(String name)
Used to detect whether a function name found in a formula is one of the standard excel functions
|
boolean |
isExternalFunction()
external functions get some special processing
|
String |
toFormulaString()
return a string representation of this token alone
|
String |
toFormulaString(String[] operands)
returns a string representation of the operations
the length of the input array should equal the number returned by
|
String |
toString()
Overridden toString method to ensure object hash is not printed.
|
createPtg, doesFormulaReferToDeletedCell, getEncodedSize, getEncodedSizeWithoutArrayData, getPtgClass, getRVAType, readTokens, serializePtgs, setClass, write
public static final String FUNCTION_NAME_IF
public final boolean isBaseToken()
isBaseToken
in class Ptg
false
if this token is classified as 'reference', 'value', or 'array'public final String toString()
Ptg
public final short getFunctionIndex()
public final int getNumberOfOperands()
OperationPtg
getNumberOfOperands
in class OperationPtg
public final String getName()
public final boolean isExternalFunction()
true
if this is an external functionpublic final String toFormulaString()
Ptg
toFormulaString
in class Ptg
public String toFormulaString(String[] operands)
OperationPtg
toFormulaString
in class OperationPtg
OperationPtg.getNumberOfOperands()
public abstract int getSize()
public static boolean isBuiltInFunctionName(String name)
The name matching is case insensitive.
true
if the name specifies a standard worksheet function,
false
if the name should be assumed to be an external function.public byte getDefaultOperandClass()
getDefaultOperandClass
in class OperationPtg
public final byte getParameterClass(int index)
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