org.jaxen.function

クラス ConcatFunction

java.lang.Object

org.jaxen.function.ConcatFunction

すべての実装されたインタフェース:

Function

public class ConcatFunction
extends Object
implements Function

4.2 string concat(string,string,string*)

Concatenates its arguments and returns the resulting string.

作成者:

bob mcwhirter (bob@werken.com)

関連項目:

Section 4.2 of the XPath Specification

コンストラクタの概要

コンストラクタ

コンストラクタと説明
ConcatFunction() Create a new ConcatFunction object.

メソッドの概要

メソッド

修飾子とタイプ	メソッドと説明
Object	call(Context context, List args) Concatenates the arguments and returns the resulting string.
static String	evaluate(List list, Navigator nav) Converts each item in the list to a string and returns the concatenation of these strings.

クラスから継承されたメソッド java.lang.Object

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

コンストラクタの詳細

ConcatFunction

public ConcatFunction()

Create a new ConcatFunction object.

メソッドの詳細

call

public Object call(Context context,
          List args)
            throws FunctionCallException

Concatenates the arguments and returns the resulting string. Non-string items are first converted to strings as if by the XPath string() function.

定義:

call インタフェース内 Function

パラメータ:

context - the context at the point in the expression when the function is called

args - the list of strings to be concatenated

戻り値:

a String containing the concatenation of the items of args

例外:

FunctionCallException - if args has less than two items

evaluate

public static String evaluate(List list,
              Navigator nav)

Converts each item in the list to a string and returns the concatenation of these strings. If necessary, each item is first converted to a String as if by the XPath string() function.

パラメータ:

list - the items to be concatenated

nav - ignored

戻り値:

the concatenation of the arguments