Package javax.el
Class ArrayELResolver
- java.lang.Object
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- javax.el.ELResolver
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- javax.el.ArrayELResolver
 
 
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 public class ArrayELResolver extends ELResolver Standard ELResolver for working with arrays.
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Field Summary- 
Fields inherited from class javax.el.ELResolverRESOLVABLE_AT_DESIGN_TIME, TYPE
 
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Constructor SummaryConstructors Constructor Description ArrayELResolver()Creates a writable instance of the standard array resolver.ArrayELResolver(boolean readOnly)Creates an instance of the standard array resolver.
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Class<?>getCommonPropertyType(ELContext context, java.lang.Object base)Obtain the most common type that is acceptable for the given base object.java.util.Iterator<java.beans.FeatureDescriptor>getFeatureDescriptors(ELContext context, java.lang.Object base)Obtain the feature descriptors for the resolvable properties of the given object.java.lang.Class<?>getType(ELContext context, java.lang.Object base, java.lang.Object property)Obtain the most generally acceptable type that may be used to set the given property on the given object using the given context.java.lang.ObjectgetValue(ELContext context, java.lang.Object base, java.lang.Object property)Obtain the value of the given property on the given object using the given context.booleanisReadOnly(ELContext context, java.lang.Object base, java.lang.Object property)Determine if the given property on the given object is read-only using the given context.voidsetValue(ELContext context, java.lang.Object base, java.lang.Object property, java.lang.Object value)Set the value of the given property on the given object using the given context.- 
Methods inherited from class javax.el.ELResolverconvertToType, invoke
 
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Constructor Detail- 
ArrayELResolverpublic ArrayELResolver() Creates a writable instance of the standard array resolver.
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ArrayELResolverpublic ArrayELResolver(boolean readOnly) Creates an instance of the standard array resolver.- Parameters:
- readOnly-- trueif the created instance should be read-only otherwise false.
 
 
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Method Detail- 
getTypepublic java.lang.Class<?> getType(ELContext context, java.lang.Object base, java.lang.Object property) Description copied from class:ELResolverObtain the most generally acceptable type that may be used to set the given property on the given object using the given context.- Specified by:
- getTypein class- ELResolver
- Parameters:
- context- The EL context for this evaluation
- base- The base object on which the property is to be found
- property- The property whose type is to be returned
- Returns:
- the most general type that maybe used to set the provided property or nullif the resolver is read-only.
 
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getValuepublic java.lang.Object getValue(ELContext context, java.lang.Object base, java.lang.Object property) Description copied from class:ELResolverObtain the value of the given property on the given object using the given context.- Specified by:
- getValuein class- ELResolver
- Parameters:
- context- The EL context for this evaluation
- base- The base object on which the property is to be found
- property- The property whose value is to be returned
- Returns:
- the value of the provided property
 
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setValuepublic void setValue(ELContext context, java.lang.Object base, java.lang.Object property, java.lang.Object value) Description copied from class:ELResolverSet the value of the given property on the given object using the given context.- Specified by:
- setValuein class- ELResolver
- Parameters:
- context- The EL context for this evaluation
- base- The base object on which the property is to be found
- property- The property whose value is to be set
- value- The value to set the property to
 
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isReadOnlypublic boolean isReadOnly(ELContext context, java.lang.Object base, java.lang.Object property) Description copied from class:ELResolverDetermine if the given property on the given object is read-only using the given context.- Specified by:
- isReadOnlyin class- ELResolver
- Parameters:
- context- The EL context for this evaluation
- base- The base object on which the property is to be found
- property- The property to be checked for read only status
- Returns:
- trueif the identified property is read only, otherwise- false
 
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getFeatureDescriptorspublic java.util.Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors(ELContext context, java.lang.Object base) Description copied from class:ELResolverObtain the feature descriptors for the resolvable properties of the given object.- Specified by:
- getFeatureDescriptorsin class- ELResolver
- Parameters:
- context- The context in which the examination takes place
- base- The object to examine
- Returns:
- An iterator, possibly empty, of feature descriptors of the given object
 
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getCommonPropertyTypepublic java.lang.Class<?> getCommonPropertyType(ELContext context, java.lang.Object base) Description copied from class:ELResolverObtain the most common type that is acceptable for the given base object.- Specified by:
- getCommonPropertyTypein class- ELResolver
- Parameters:
- context- The context in which the examination takes place
- base- The object to examine
- Returns:
- {code null} if the most common type cannot be determine, otherwise the most common type
 
 
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