Package ognl
Class MapPropertyAccessor
java.lang.Object
ognl.MapPropertyAccessor
- All Implemented Interfaces:
PropertyAccessor
Implementation of PropertyAccessor that sets and gets properties by storing and looking up values
in Maps.
- Author:
- Luke Blanshard (blanshlu@netscape.net), Drew Davidson (drew@ognl.org)
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptiongetProperty
(Map context, Object target, Object name) Extracts and returns the property of the given name from the given target object.getSourceAccessor
(OgnlContext context, Object target, Object index) Returns a java string representing the textual method that should be called to access a particular element.getSourceSetter
(OgnlContext context, Object target, Object index) Returns a java string representing the textual method that should be called to set a particular element.void
setProperty
(Map context, Object target, Object name, Object value) Sets the value of the property of the given name in the given target object.
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Constructor Details
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MapPropertyAccessor
public MapPropertyAccessor()
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Method Details
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getProperty
Description copied from interface:PropertyAccessor
Extracts and returns the property of the given name from the given target object.- Specified by:
getProperty
in interfacePropertyAccessor
- Parameters:
context
- The current execution context.target
- the object to get the property fromname
- the name of the property to get.- Returns:
- the current value of the given property in the given object
- Throws:
OgnlException
- if there is an error locating the property in the given object
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setProperty
Description copied from interface:PropertyAccessor
Sets the value of the property of the given name in the given target object.- Specified by:
setProperty
in interfacePropertyAccessor
- Parameters:
context
- The current execution context.target
- the object to set the property inname
- the name of the property to setvalue
- the new value for the property.- Throws:
OgnlException
- if there is an error setting the property in the given object
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getSourceAccessor
Description copied from interface:PropertyAccessor
Returns a java string representing the textual method that should be called to access a particular element. (ie "get")- Specified by:
getSourceAccessor
in interfacePropertyAccessor
- Parameters:
context
- The current execution context.target
- The current object target on the expression tree being evaluated.index
- The index object that will be placed inside the string to access the value.- Returns:
- The source accessor method to call.
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getSourceSetter
Description copied from interface:PropertyAccessor
Returns a java string representing the textual method that should be called to set a particular element. (ie "set")- Specified by:
getSourceSetter
in interfacePropertyAccessor
- Parameters:
context
- The current execution context.target
- The current object target on the expression tree being evaluated.index
- The index object that will be placed inside the string to set the value.- Returns:
- The source setter method to call.
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