Package org.zkoss.bind.xel.zel
Class TreeModelELResolver
- java.lang.Object
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- org.zkoss.zel.ELResolver
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- org.zkoss.bind.xel.zel.TreeModelELResolver
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public class TreeModelELResolver extends ELResolver
ELResolver forTreeModel
.- Since:
- 6.0.0
- Author:
- dennis
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Field Summary
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Fields inherited from class org.zkoss.zel.ELResolver
RESOLVABLE_AT_DESIGN_TIME, TYPE
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Constructor Summary
Constructors Constructor Description TreeModelELResolver()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Class<?>
getCommonPropertyType(ELContext context, java.lang.Object base)
java.util.Iterator<java.beans.FeatureDescriptor>
getFeatureDescriptors(ELContext context, java.lang.Object base)
java.lang.Class<?>
getType(ELContext context, java.lang.Object base, java.lang.Object property)
java.lang.Object
getValue(ELContext context, java.lang.Object base, java.lang.Object property)
boolean
isReadOnly(ELContext context, java.lang.Object base, java.lang.Object property)
void
setValue(ELContext context, java.lang.Object base, java.lang.Object property, java.lang.Object value)
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Methods inherited from class org.zkoss.zel.ELResolver
convertToType, invoke
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Method Detail
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getValue
public java.lang.Object getValue(ELContext context, java.lang.Object base, java.lang.Object property) throws java.lang.NullPointerException, PropertyNotFoundException, ELException
- Specified by:
getValue
in classELResolver
- Parameters:
context
- The EL context for this evaluationbase
- The base object on which the property is to be foundproperty
- The property whose value is to be returned- Returns:
- the value of the provided property
- Throws:
java.lang.NullPointerException
- If the supplied context isnull
PropertyNotFoundException
- If the base/property combination provided to the resolver is one that the resolver can handle but no match was found or a match was found but was not readableELException
- Wraps any exception throw whilst resolving the property
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getType
public java.lang.Class<?> getType(ELContext context, java.lang.Object base, java.lang.Object property) throws java.lang.NullPointerException, PropertyNotFoundException, ELException
- Specified by:
getType
in classELResolver
- Parameters:
context
- The EL context for this evaluationbase
- The base object on which the property is to be foundproperty
- The property whose type is to be returned- Returns:
- the type of the provided property
- Throws:
java.lang.NullPointerException
- If the supplied context isnull
PropertyNotFoundException
- If the base/property combination provided to the resolver is one that the resolver can handle but no match was found or a match was found but was not readableELException
- Wraps any exception throw whilst resolving the property
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setValue
public void setValue(ELContext context, java.lang.Object base, java.lang.Object property, java.lang.Object value) throws java.lang.NullPointerException, PropertyNotFoundException, PropertyNotWritableException, ELException
- Specified by:
setValue
in classELResolver
- Parameters:
context
- The EL context for this evaluationbase
- The base object on which the property is to be foundproperty
- The property whose value is to be setvalue
- The value to set the property to- Throws:
java.lang.NullPointerException
- If the supplied context isnull
PropertyNotFoundException
- If the base/property combination provided to the resolver is one that the resolver can handle but no match was foundPropertyNotWritableException
- If the base/property combination provided to the resolver is one that the resolver can handle but the property was not writableELException
- Wraps any exception throw whilst resolving the property
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isReadOnly
public boolean isReadOnly(ELContext context, java.lang.Object base, java.lang.Object property) throws java.lang.NullPointerException, PropertyNotFoundException, ELException
- Specified by:
isReadOnly
in classELResolver
- Parameters:
context
- The EL context for this evaluationbase
- The base object on which the property is to be foundproperty
- The property to be checked for read only status- Returns:
true
if the identified property is read only, otherwisefalse
- Throws:
java.lang.NullPointerException
- If the supplied context isnull
PropertyNotFoundException
- If the base/property combination provided to the resolver is one that the resolver can handle but no match was foundELException
- Wraps any exception throw whilst resolving the property
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getFeatureDescriptors
public java.util.Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors(ELContext context, java.lang.Object base)
- Specified by:
getFeatureDescriptors
in classELResolver
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getCommonPropertyType
public java.lang.Class<?> getCommonPropertyType(ELContext context, java.lang.Object base)
- Specified by:
getCommonPropertyType
in classELResolver
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