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com.sun.org.apache.xpath.internal.functions

public Class FuncConcat

extends FunctionMultiArgs
Class Inheritance
Imports
com.sun.org.apache.xalan.internal.res.XSLMessages, com.sun.org.apache.xpath.internal.XPathContext, com.sun.org.apache.xpath.internal.objects.XObject, .XString
Execute the Concat() function.

Field Summary

Modifier and TypeField and Description
pack-priv static final long
serialVersionUID

Hides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.serialVersionUID.

Inherited from com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs:
m_args

Constructor Summary

AccessConstructor and Description
public
FuncConcat()

Method Summary

Modifier and TypeMethod and Description
public void
checkNumberArgs(int
The number of arguments that is being passed to the function.
argNum)

Overrides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.checkNumberArgs.

Check that the number of arguments passed to this function is correct.

public XObject

Returns:

A valid XObject.
execute(XPathContext
The current execution context.
xctxt)

Overrides com.sun.org.apache.xpath.internal.functions.Function.execute.

Execute the function.

protected void
reportWrongNumberArgs()

Overrides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.reportWrongNumberArgs.

Constructs and throws a WrongNumberArgException with the appropriate message for this function object.

Inherited from com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs:
callArgVisitorscanTraverseOutsideSubtreedeepEqualsfixupVariablesgetArgssetArg

Field Detail

serialVersionUIDback to summary
pack-priv static final long serialVersionUID

Hides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.serialVersionUID.

Constructor Detail

FuncConcatback to summary
public FuncConcat()

Method Detail

checkNumberArgsback to summary
public void checkNumberArgs(int argNum) throws WrongNumberArgsException

Overrides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.checkNumberArgs.

Check that the number of arguments passed to this function is correct.

Parameters
argNum:int

The number of arguments that is being passed to the function.

executeback to summary
public XObject execute(XPathContext xctxt) throws TransformerException

Overrides com.sun.org.apache.xpath.internal.functions.Function.execute.

Execute the function. The function must return a valid object.

Parameters
xctxt:XPathContext

The current execution context.

Returns:XObject

A valid XObject.

Exceptions
TransformerException:

Doc from com.sun.org.apache.xpath.internal.Expression.execute.

if a runtime exception occurs.

reportWrongNumberArgsback to summary
protected void reportWrongNumberArgs() throws WrongNumberArgsException

Overrides com.sun.org.apache.xpath.internal.functions.FunctionMultiArgs.reportWrongNumberArgs.

Constructs and throws a WrongNumberArgException with the appropriate message for this function object.