net.sf.xmlform.expression.fun

Class FunHelper

java.lang.Object

net.sf.xmlform.expression.fun.FunHelper

public class FunHelper
extends java.lang.Object

Author:

Liu Zhikun

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	FIELD_NOTFOUND
static java.lang.String	FUN_ARGS_MINSIZE
static java.lang.String	FUN_ARGS_SIZE
static java.lang.String	FUN_NAME_INVALID
static java.lang.String	VALUE_TYPE_DATE
static java.lang.String	VALUE_TYPE_DATE_OR_DATETIME
static java.lang.String	VALUE_TYPE_DATETIME
static java.lang.String	VALUE_TYPE_INTEGER
static java.lang.String	VALUE_TYPE_NUMERIC
static java.lang.String	VALUE_TYPE_TIME

Constructor Summary

Constructors

Constructor and Description
FunHelper()

Method Summary

Modifier and Type	Method and Description
static boolean	anyIsNull(Value[] values)
static void	checkArgumentMin(java.util.Locale local, java.lang.String funName, Factor[] factors, int minSize)
static void	checkArgumentSize(java.util.Locale local, java.lang.String funName, Factor[] factors, int size)
static Value[]	evalFactorsToValues(ExpressionContext context, Factor[] factors)
static boolean	firstIsNumber(Value[] values)
static boolean	firstIsStr(Value[] values)
static NumericValue	getBooleanValue(Value v)
static java.lang.String	getMessage(java.util.Locale local, java.lang.String key, java.lang.String[] args)
static boolean	isNull(Value value)
static boolean	isNumber(Value value)
static boolean	isStr(Value value)
static boolean	isTrue(Value v)
static void	throwException(java.util.Locale local, java.lang.String key, java.lang.String[] args)
static void	throwNotFoundFieldException(java.util.Locale local, java.lang.String name)
static NumericValue	toNumber(java.util.Locale locale, Value v)
static Value	toValue(java.util.Locale locale, java.lang.Class clazz, Value value)
static Value	toValue(java.util.Locale locale, Value sameAs, Value value)

Methods inherited from class java.lang.Object

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

Field Detail

FUN_NAME_INVALID

public static final java.lang.String FUN_NAME_INVALID

See Also:

Constant Field Values

FUN_ARGS_SIZE

public static final java.lang.String FUN_ARGS_SIZE

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Constant Field Values

FUN_ARGS_MINSIZE

public static final java.lang.String FUN_ARGS_MINSIZE

See Also:

Constant Field Values

VALUE_TYPE_DATE

public static final java.lang.String VALUE_TYPE_DATE

See Also:

Constant Field Values

VALUE_TYPE_DATETIME

public static final java.lang.String VALUE_TYPE_DATETIME

See Also:

Constant Field Values

VALUE_TYPE_DATE_OR_DATETIME

public static final java.lang.String VALUE_TYPE_DATE_OR_DATETIME

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Constant Field Values

VALUE_TYPE_TIME

public static final java.lang.String VALUE_TYPE_TIME

See Also:

Constant Field Values

VALUE_TYPE_NUMERIC

public static final java.lang.String VALUE_TYPE_NUMERIC

See Also:

Constant Field Values

VALUE_TYPE_INTEGER

public static final java.lang.String VALUE_TYPE_INTEGER

See Also:

Constant Field Values

FIELD_NOTFOUND

public static final java.lang.String FIELD_NOTFOUND

See Also:

Constant Field Values

Constructor Detail

FunHelper

public FunHelper()

Method Detail

isNumber

public static boolean isNumber(Value value)

firstIsNumber

public static boolean firstIsNumber(Value[] values)

isNull

public static boolean isNull(Value value)

anyIsNull

public static boolean anyIsNull(Value[] values)

isStr

public static boolean isStr(Value value)

firstIsStr

public static boolean firstIsStr(Value[] values)

toValue

public static Value toValue(java.util.Locale locale,
                            Value sameAs,
                            Value value)

toValue

public static Value toValue(java.util.Locale locale,
                            java.lang.Class clazz,
                            Value value)

toNumber

public static NumericValue toNumber(java.util.Locale locale,
                                    Value v)

isTrue

public static boolean isTrue(Value v)

getBooleanValue

public static NumericValue getBooleanValue(Value v)

checkArgumentSize

public static void checkArgumentSize(java.util.Locale local,
                                     java.lang.String funName,
                                     Factor[] factors,
                                     int size)

checkArgumentMin

public static void checkArgumentMin(java.util.Locale local,
                                    java.lang.String funName,
                                    Factor[] factors,
                                    int minSize)

evalFactorsToValues

public static Value[] evalFactorsToValues(ExpressionContext context,
                                          Factor[] factors)

throwNotFoundFieldException

public static void throwNotFoundFieldException(java.util.Locale local,
                                               java.lang.String name)

throwException

public static void throwException(java.util.Locale local,
                                  java.lang.String key,
                                  java.lang.String[] args)

getMessage

public static java.lang.String getMessage(java.util.Locale local,
                                          java.lang.String key,
                                          java.lang.String[] args)