public final class IsDefined extends Object implements Function
Constructor and Description |
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IsDefined() |
Modifier and Type | Method and Description |
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static boolean |
call(PageContext pc,
double scope,
Collection.Key key) |
static boolean |
call(PageContext pc,
double scope,
Collection.Key[] varNames) |
static boolean |
call(PageContext pc,
double scope,
String key) |
static boolean |
call(PageContext pc,
double scope,
String[] varNames) |
static boolean |
call(PageContext pc,
String varName) |
static boolean |
invoke(PageContext pc,
String[] varNames,
boolean allowNull) |
public IsDefined()
public static boolean call(PageContext pc, String varName)
public static boolean call(PageContext pc, double scope, Collection.Key key)
public static boolean call(PageContext pc, double scope, Collection.Key[] varNames)
public static boolean invoke(PageContext pc, String[] varNames, boolean allowNull)
public static boolean call(PageContext pc, double scope, String key)
public static boolean call(PageContext pc, double scope, String[] varNames)
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