org.apache.camel.impl.converter
Class DefaultTypeConverter

java.lang.Object
  org.apache.camel.impl.ServiceSupport
      org.apache.camel.impl.converter.DefaultTypeConverter

All Implemented Interfaces:

Service, TypeConverterRegistry, TypeConverter

public class DefaultTypeConverter
extends ServiceSupport
implements TypeConverter, TypeConverterRegistry

Default implementation of a type converter registry used for type converters in Camel.

Version:

$Revision: 902112 $

Nested Class Summary

protected static class

DefaultTypeConverter.TypeMapping Represents a mapping from one type (which can be null) to another

Constructor Summary

DefaultTypeConverter(PackageScanClassResolver resolver, Injector injector, FactoryFinder factoryFinder)

Method Summary

void	addFallbackTypeConverter(TypeConverter typeConverter) Registers a new fallback type converter
void	addTypeConverter(Class<?> toType, Class<?> fromType, TypeConverter typeConverter) Registers a new type converter
<T> T	convertTo(Class<T> type, Exchange exchange, Object value) Converts the value to the specified type in the context of an exchange Used when conversion requires extra information from the current exchange (such as encoding).
<T> T	convertTo(Class<T> type, Object value) Converts the value to the specified type
Object	doConvertTo(Class type, Exchange exchange, Object value)
protected void	doStart()
protected void	doStop()
Set<Class<?>>	getFromClassMappings()
Injector	getInjector() Gets the injector
protected <T> TypeConverter	getOrFindTypeConverter(Class<?> toType, Object value)
Map<Class<?>,TypeConverter>	getToClassMappings(Class<?> fromClass)
TypeConverter	getTypeConverter(Class<?> toType, Class<?> fromType)
List<TypeConverterLoader>	getTypeConverterLoaders()
Map<DefaultTypeConverter.TypeMapping,TypeConverter>	getTypeMappings()
protected void	loadFallbackTypeConverters()
protected void	loadTypeConverters() Checks if the registry is loaded and if not lazily load it
TypeConverter	lookup(Class<?> toType, Class<?> fromType) Performs a lookup for a given type converter.
<T> T	mandatoryConvertTo(Class<T> type, Exchange exchange, Object value) Converts the value to the specified type in the context of an exchange Used when conversion requires extra information from the current exchange (such as encoding).
<T> T	mandatoryConvertTo(Class<T> type, Object value) Converts the value to the specified type
void	setInjector(Injector injector) Sets the injector to be used for creating new instances during type convertions.

Methods inherited from class org.apache.camel.impl.ServiceSupport

addChildService, getStatus, getVersion, isRunAllowed, isStarted, isStarting, isStopped, isStopping, removeChildService, start, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultTypeConverter

public DefaultTypeConverter(PackageScanClassResolver resolver,
                            Injector injector,
                            FactoryFinder factoryFinder)

Method Detail

getTypeConverterLoaders

public List<TypeConverterLoader> getTypeConverterLoaders()

convertTo

public <T> T convertTo(Class<T> type,
                       Object value)

Description copied from interface: TypeConverter

Converts the value to the specified type

Specified by:

convertTo in interface TypeConverter

Parameters:

type - the requested type

value - the value to be converted

Returns:

the converted value, or null if not possible to convert

convertTo

public <T> T convertTo(Class<T> type,
                       Exchange exchange,
                       Object value)

Description copied from interface: TypeConverter

Converts the value to the specified type in the context of an exchange

Used when conversion requires extra information from the current exchange (such as encoding).

Specified by:

convertTo in interface TypeConverter

Parameters:

type - the requested type

exchange - the current exchange

value - the value to be converted

Returns:

the converted value, or null if not possible to convert

mandatoryConvertTo

public <T> T mandatoryConvertTo(Class<T> type,
                                Object value)
                     throws NoTypeConversionAvailableException

Description copied from interface: TypeConverter

Converts the value to the specified type

Specified by:

mandatoryConvertTo in interface TypeConverter

Parameters:

type - the requested type

value - the value to be converted

Returns:

the converted value, is never null

Throws:

NoTypeConversionAvailableException - if conversion not possible

mandatoryConvertTo

public <T> T mandatoryConvertTo(Class<T> type,
                                Exchange exchange,
                                Object value)
                     throws NoTypeConversionAvailableException

Description copied from interface: TypeConverter

Converts the value to the specified type in the context of an exchange

Used when conversion requires extra information from the current exchange (such as encoding).

Specified by:

mandatoryConvertTo in interface TypeConverter

Parameters:

type - the requested type

exchange - the current exchange

value - the value to be converted

Returns:

the converted value, is never null

Throws:

NoTypeConversionAvailableException

doConvertTo

public Object doConvertTo(Class type,
                          Exchange exchange,
                          Object value)

addTypeConverter

public void addTypeConverter(Class<?> toType,
                             Class<?> fromType,
                             TypeConverter typeConverter)

Description copied from interface: TypeConverterRegistry

Registers a new type converter

Specified by:

addTypeConverter in interface TypeConverterRegistry

Parameters:

toType - the type to convert to

fromType - the type to convert from

typeConverter - the type converter to use

addFallbackTypeConverter

public void addFallbackTypeConverter(TypeConverter typeConverter)

Description copied from interface: TypeConverterRegistry

Registers a new fallback type converter

Specified by:

addFallbackTypeConverter in interface TypeConverterRegistry

Parameters:

typeConverter - the type converter to use

getTypeConverter

public TypeConverter getTypeConverter(Class<?> toType,
                                      Class<?> fromType)

getInjector

public Injector getInjector()

Description copied from interface: TypeConverterRegistry

Gets the injector

Specified by:

getInjector in interface TypeConverterRegistry

setInjector

public void setInjector(Injector injector)

Description copied from interface: TypeConverterRegistry

Sets the injector to be used for creating new instances during type convertions.

Specified by:

setInjector in interface TypeConverterRegistry

getFromClassMappings

public Set<Class<?>> getFromClassMappings()

getToClassMappings

public Map<Class<?>,TypeConverter> getToClassMappings(Class<?> fromClass)

getTypeMappings

public Map<DefaultTypeConverter.TypeMapping,TypeConverter> getTypeMappings()

getOrFindTypeConverter

protected <T> TypeConverter getOrFindTypeConverter(Class<?> toType,
                                                   Object value)

lookup

public TypeConverter lookup(Class<?> toType,
                            Class<?> fromType)

Description copied from interface: TypeConverterRegistry

Performs a lookup for a given type converter.

Specified by:

lookup in interface TypeConverterRegistry

Parameters:

toType - the type to convert to

fromType - the type to convert from

Returns:

the type converter or null if not found.

loadTypeConverters

protected void loadTypeConverters()
                           throws Exception

Checks if the registry is loaded and if not lazily load it

Throws:

Exception

loadFallbackTypeConverters

protected void loadFallbackTypeConverters()
                                   throws IOException,
                                          ClassNotFoundException

Throws:

IOException

ClassNotFoundException

doStart

protected void doStart()
                throws Exception

Specified by:

doStart in class ServiceSupport

Throws:

Exception

doStop

protected void doStop()
               throws Exception

Specified by:

doStop in class ServiceSupport

Throws:

Exception