接口的使用
cn.taketoday.expression.TypeConverter

使用TypeConverter的程序包

程序包	说明
cn.taketoday.expression	Core abstractions behind the Spring Expression Language.
cn.taketoday.expression.common	Common utility classes behind the Spring Expression Language.
cn.taketoday.expression.spel	SpEL's central implementation package.
cn.taketoday.expression.spel.ast	SpEL's abstract syntax tree.
cn.taketoday.expression.spel.support	SpEL's default implementations for various core abstractions.

cn.taketoday.expression中TypeConverter的使用

返回TypeConverter的cn.taketoday.expression中的方法

修饰符和类型	方法	说明
TypeConverter	EvaluationContext.getTypeConverter()	Return a type converter that can convert (or coerce) a value from one type to another.

cn.taketoday.expression.common中TypeConverter的使用

参数类型为TypeConverter的cn.taketoday.expression.common中的方法

修饰符和类型	方法	说明
private static <T> T	ExpressionUtils.convertValue(TypeConverter typeConverter, TypedValue typedValue, Class<T> targetType)
static boolean	ExpressionUtils.toBoolean(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a boolean using the supplied type converter.
static byte	ExpressionUtils.toByte(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a byte using the supplied type converter.
static char	ExpressionUtils.toChar(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a char using the supplied type converter.
static double	ExpressionUtils.toDouble(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a double using the supplied type converter.
static float	ExpressionUtils.toFloat(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a float using the supplied type converter.
static int	ExpressionUtils.toInt(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to an int using the supplied type converter.
static long	ExpressionUtils.toLong(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a long using the supplied type converter.
static short	ExpressionUtils.toShort(TypeConverter typeConverter, TypedValue typedValue)	Attempt to convert a typed value to a short using the supplied type converter.

cn.taketoday.expression.spel中TypeConverter的使用

返回TypeConverter的cn.taketoday.expression.spel中的方法

修饰符和类型	方法	说明
TypeConverter	ExpressionState.getTypeConverter()

cn.taketoday.expression.spel.ast中TypeConverter的使用

声明为TypeConverter的cn.taketoday.expression.spel.ast中的字段

修饰符和类型	字段	说明
private final TypeConverter	Indexer.ArrayIndexingValueRef.typeConverter
private final TypeConverter	Indexer.CollectionIndexingValueRef.typeConverter
private final TypeConverter	Indexer.MapIndexingValueRef.typeConverter

参数类型为TypeConverter的cn.taketoday.expression.spel.ast中的方法

修饰符和类型	方法	说明
private <T> T	Indexer.convertValue(TypeConverter converter, Object value, Class<T> targetType)
private boolean[]	ConstructorReference.createBooleanArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private byte[]	ConstructorReference.createByteArray(ExpressionState state, TypeConverter converter, SpelNodeImpl[] children)
private char[]	ConstructorReference.createCharArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private double[]	ConstructorReference.createDoubleArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private float[]	ConstructorReference.createFloatArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private int[]	ConstructorReference.createIntArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private long[]	ConstructorReference.createLongArray(ExpressionState state, TypeConverter converter, SpelNodeImpl[] children)
private Object	ConstructorReference.createReferenceTypeArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children, Class<?> componentType)
private short[]	ConstructorReference.createShortArray(ExpressionState state, TypeConverter typeConverter, SpelNodeImpl[] children)
private void	Indexer.setArrayElement(TypeConverter converter, Object ctx, int idx, Object newValue, Class<?> arrayComponentType)

参数类型为TypeConverter的cn.taketoday.expression.spel.ast中的构造器

限定符	构造器	说明
(专用程序包)	ArrayIndexingValueRef(TypeConverter typeConverter, Object array, int index, TypeDescriptor typeDescriptor)
	CollectionIndexingValueRef(Collection collection, int index, TypeDescriptor collectionEntryDescriptor, TypeConverter typeConverter, boolean growCollection, int maximumSize)
	MapIndexingValueRef(TypeConverter typeConverter, Map map, Object key, TypeDescriptor mapEntryDescriptor)

cn.taketoday.expression.spel.support中TypeConverter的使用

实现TypeConverter的cn.taketoday.expression.spel.support中的类

修饰符和类型	类	说明
class	StandardTypeConverter	Default implementation of the TypeConverter interface, delegating to a core ConversionService.

声明为TypeConverter的cn.taketoday.expression.spel.support中的字段

修饰符和类型	字段	说明
private TypeConverter	SimpleEvaluationContext.Builder.typeConverter
private final TypeConverter	SimpleEvaluationContext.typeConverter
private TypeConverter	StandardEvaluationContext.typeConverter

返回TypeConverter的cn.taketoday.expression.spel.support中的方法

修饰符和类型	方法	说明
TypeConverter	SimpleEvaluationContext.getTypeConverter()	The configured TypeConverter.
TypeConverter	StandardEvaluationContext.getTypeConverter()

参数类型为TypeConverter的cn.taketoday.expression.spel.support中的方法

修饰符和类型	方法	说明
(专用程序包) static ReflectionHelper.ArgumentsMatchInfo	ReflectionHelper.compareArguments(List<TypeDescriptor> expectedArgTypes, List<TypeDescriptor> suppliedArgTypes, TypeConverter typeConverter)	Compare argument arrays and return information about whether they match.
(专用程序包) static ReflectionHelper.ArgumentsMatchInfo	ReflectionHelper.compareArgumentsVarargs(List<TypeDescriptor> expectedArgTypes, List<TypeDescriptor> suppliedArgTypes, TypeConverter typeConverter)	Compare argument arrays and return information about whether they match.
static boolean	ReflectionHelper.convertAllArguments(TypeConverter converter, Object[] arguments, Method method)	Convert a supplied set of arguments into the requested types.
static boolean	ReflectionHelper.convertAllMethodHandleArguments(TypeConverter converter, Object[] arguments, MethodHandle methodHandle, Integer varargsPosition)	Takes an input set of argument values and converts them to the types specified as the required parameter types.
(专用程序包) static boolean	ReflectionHelper.convertArguments(TypeConverter converter, Object[] arguments, Executable executable, Integer varargsPosition)	Takes an input set of argument values and converts them to the types specified as the required parameter types.
void	StandardEvaluationContext.setTypeConverter(TypeConverter typeConverter)
SimpleEvaluationContext.Builder	SimpleEvaluationContext.Builder.withTypeConverter(TypeConverter converter)	Register a custom TypeConverter.

参数类型为TypeConverter的cn.taketoday.expression.spel.support中的构造器

限定符	构造器	说明
private	SimpleEvaluationContext(List<PropertyAccessor> accessors, List<MethodResolver> resolvers, TypeConverter converter, TypedValue rootObject)