Package org.apache.struts2.ognl
Class OgnlReflectionProvider
java.lang.Object
org.apache.struts2.ognl.OgnlReflectionProvider
- All Implemented Interfaces:
- ReflectionProvider
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Constructor SummaryConstructors
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Method SummaryModifier and TypeMethodDescriptionvoidcopy(Object from, Object to, Map<String, Object> context, Collection<String> exclusions, Collection<String> inclusions) Copies the properties in the object "from" and sets them in the object "to" using specified type converter, orXWorkConverterif none is specified.voidcopy(Object from, Object to, Map<String, Object> context, Collection<String> exclusions, Collection<String> inclusions, Class<?> editable) Copies the properties in the object "from" and sets them in the object "to" only setting properties defined in the given "editable" class (or interface) using specified type converter, orXWorkConverterif none is specified.getBeanMap(Object source) Creates a Map with read properties for the given source object.getGetMethod(Class targetClass, String propertyName) getPropertyDescriptor(Class targetClass, String propertyName) This method returns a PropertyDescriptor for the given class and property name using a Map lookup (using getPropertyDescriptorsMap()).getPropertyDescriptors(Object source) Get's the java beans property descriptors for the given source.Looks for the real target with the specified property given a root Object which may be a CompoundRoot.getSetMethod(Class targetClass, String propertyName) Evaluates the given OGNL expression to extract a value from the given root object in a given contextvoidsetOgnlUtil(OgnlUtil ognlUtil) voidsetProperties(Map<String, ?> properties, Object o) Sets the properties on the object using the default context, defaulting to not throwing exceptions for problems setting the properties.voidSets the object's properties using the default type converter, defaulting to not throw exceptions for problems setting the properties.voidsetProperties(Map<String, ?> props, Object o, Map<String, Object> context, boolean throwPropertyExceptions) Sets the object's properties using the default type converter.voidSets the named property to the supplied value on the Object, defaults to not throwing property exceptions.voidsetProperty(String name, Object value, Object o, Map<String, Object> context, boolean throwPropertyExceptions) Sets the named property to the supplied value on the Object,voidEvaluates the given OGNL expression to insert a value into the object graph rooted at the given root object given the context.
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Constructor Details- 
OgnlReflectionProviderpublic OgnlReflectionProvider()
 
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Method Details- 
setOgnlUtil
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getField- Specified by:
- getFieldin interface- ReflectionProvider
 
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getGetMethodpublic Method getGetMethod(Class targetClass, String propertyName) throws IntrospectionException, ReflectionException - Specified by:
- getGetMethodin interface- ReflectionProvider
- Throws:
- IntrospectionException
- ReflectionException
 
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getSetMethodpublic Method getSetMethod(Class targetClass, String propertyName) throws IntrospectionException, ReflectionException - Specified by:
- getSetMethodin interface- ReflectionProvider
- Throws:
- IntrospectionException
- ReflectionException
 
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setPropertiesDescription copied from interface:ReflectionProviderSets the object's properties using the default type converter, defaulting to not throw exceptions for problems setting the properties.- Specified by:
- setPropertiesin interface- ReflectionProvider
- Parameters:
- props- the properties being set
- o- the object
- context- the action context
 
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setPropertiespublic void setProperties(Map<String, ?> props, Object o, Map<String, throws ReflectionExceptionObject> context, boolean throwPropertyExceptions) Description copied from interface:ReflectionProviderSets the object's properties using the default type converter.- Specified by:
- setPropertiesin interface- ReflectionProvider
- Parameters:
- props- the properties being set
- o- the object
- context- the action context
- throwPropertyExceptions- boolean which tells whether it should throw exceptions for problems setting the properties
- Throws:
- ReflectionException
 
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setPropertiesDescription copied from interface:ReflectionProviderSets the properties on the object using the default context, defaulting to not throwing exceptions for problems setting the properties.- Specified by:
- setPropertiesin interface- ReflectionProvider
- Parameters:
- properties- property map
- o- object
 
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getPropertyDescriptorpublic PropertyDescriptor getPropertyDescriptor(Class targetClass, String propertyName) throws IntrospectionException, ReflectionException Description copied from interface:ReflectionProviderThis method returns a PropertyDescriptor for the given class and property name using a Map lookup (using getPropertyDescriptorsMap()).- Specified by:
- getPropertyDescriptorin interface- ReflectionProvider
- Parameters:
- targetClass- target class of the property descriptor
- propertyName- property name
- Returns:
- PropertyDescriptor for the given class and property name
- Throws:
- IntrospectionException- in case of introspection error
- ReflectionException- in case of reflection problems
 
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copypublic void copy(Object from, Object to, Map<String, Object> context, Collection<String> exclusions, Collection<String> inclusions) Description copied from interface:ReflectionProviderCopies the properties in the object "from" and sets them in the object "to" using specified type converter, orXWorkConverterif none is specified.- Specified by:
- copyin interface- ReflectionProvider
- Parameters:
- from- the source object
- to- the target object
- context- the action context we're running under
- exclusions- collection of method names to excluded from copying ( can be null)
- inclusions- collection of method names to included copying (can be null) note if exclusions AND inclusions are supplied and not null nothing will get copied.
 
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copypublic void copy(Object from, Object to, Map<String, Object> context, Collection<String> exclusions, Collection<String> inclusions, Class<?> editable) Description copied from interface:ReflectionProviderCopies the properties in the object "from" and sets them in the object "to" only setting properties defined in the given "editable" class (or interface) using specified type converter, orXWorkConverterif none is specified.- Specified by:
- copyin interface- ReflectionProvider
- Parameters:
- from- the source object
- to- the target object
- context- the action context we're running under
- exclusions- collection of method names to excluded from copying ( can be null)
- inclusions- collection of method names to included copying (can be null) note if exclusions AND inclusions are supplied and not null nothing will get copied.
- editable- the class (or interface) to restrict property setting to
 
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getRealTargetpublic Object getRealTarget(String property, Map<String, Object> context, Object root) throws ReflectionExceptionDescription copied from interface:ReflectionProviderLooks for the real target with the specified property given a root Object which may be a CompoundRoot.- Specified by:
- getRealTargetin interface- ReflectionProvider
- Parameters:
- property- specified property
- context- the context
- root- the root object
- Returns:
- the real target or null if no object can be found with the specified property
- Throws:
- ReflectionException- in case of reflection problems
 
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setPropertyDescription copied from interface:ReflectionProviderSets the named property to the supplied value on the Object, defaults to not throwing property exceptions.- Specified by:
- setPropertyin interface- ReflectionProvider
- Parameters:
- name- the name of the property to be set
- value- the value to set into the named property
- o- the object upon which to set the property
- context- the context which may include the TypeConverter
 
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setPropertypublic void setProperty(String name, Object value, Object o, Map<String, Object> context, boolean throwPropertyExceptions) Description copied from interface:ReflectionProviderSets the named property to the supplied value on the Object,- Specified by:
- setPropertyin interface- ReflectionProvider
- Parameters:
- name- the name of the property to be set
- value- the value to set into the named property
- o- the object upon which to set the property
- context- the context which may include the TypeConverter
- throwPropertyExceptions- boolean which tells whether it should throw exceptions for problems setting the properties
 
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getBeanMapDescription copied from interface:ReflectionProviderCreates a Map with read properties for the given source object.If the source object does not have a read property (i.e. write-only) then the property is added to the map with the value here is no read method for property-name.- Specified by:
- getBeanMapin interface- ReflectionProvider
- Parameters:
- source- the source object.
- Returns:
- a Map with (key = read property name, value = value of read property).
- Throws:
- IntrospectionException- is thrown if an exception occurs during introspection.
- ReflectionException
 
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getValuepublic Object getValue(String expression, Map<String, Object> context, Object root) throws ReflectionExceptionDescription copied from interface:ReflectionProviderEvaluates the given OGNL expression to extract a value from the given root object in a given context- Specified by:
- getValuein interface- ReflectionProvider
- Parameters:
- expression- the OGNL expression to be parsed
- context- the naming context for the evaluation
- root- the root object for the OGNL expression
- Returns:
- the result of evaluating the expression
- Throws:
- ReflectionException
 
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setValuepublic void setValue(String expression, Map<String, Object> context, Object root, Object value) throws ReflectionExceptionDescription copied from interface:ReflectionProviderEvaluates the given OGNL expression to insert a value into the object graph rooted at the given root object given the context.- Specified by:
- setValuein interface- ReflectionProvider
- Parameters:
- expression- the OGNL expression to be parsed
- context- the naming context for the evaluation
- root- the root object for the OGNL expression
- value- the value to insert into the object graph
- Throws:
- ReflectionException
 
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getPropertyDescriptorsDescription copied from interface:ReflectionProviderGet's the java beans property descriptors for the given source.- Specified by:
- getPropertyDescriptorsin interface- ReflectionProvider
- Parameters:
- source- the source object.
- Returns:
- property descriptors.
- Throws:
- IntrospectionException- is thrown if an exception occurs during introspection.
 
 
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