net.sf.echobinding.binding
Class OgnlPropertyAdapter

java.lang.Object
  net.sf.echobinding.binding.AbstractPropertyAdapter
      net.sf.echobinding.binding.OgnlPropertyAdapter

All Implemented Interfaces:

PropertyAdapter

public class OgnlPropertyAdapter
extends AbstractPropertyAdapter

This is an implemenation of the PropertyAdaper interface using OGNL expressions for accessing domain model properties.

Constructor Summary

OgnlPropertyAdapter(java.lang.String expression)
Creates a new PropertyAdapter using OGNL expressions for accessing model properties.

Method Summary

java.lang.String	getExpression() Returns the OGNL expression.
java.lang.String	getLabel() Returns the label for the adapter.
java.lang.String	getOgnlContextName()
protected java.lang.Object	getParsedExpression()
java.lang.Object	getValue(java.lang.Object bean) Returns the value of the wrapped bean property.
java.lang.Object	getValue(ognl.OgnlContext context, java.lang.Object bean)
PropertyAdapter	newInstance() Creates a new adapter instance.
void	setExpression(java.lang.String expression) Sets the OGNL expression.
void	setValue(java.lang.Object bean, java.lang.Object value) Sets the value of the wrapped bean property.
void	setValue(ognl.OgnlContext context, java.lang.Object bean, java.lang.Object value) Sets the value.
java.lang.String	toString()
ValidationReport	validate(java.lang.Object bean, java.lang.Object value) Checks if the given value is valid for the specified bean.
ValidationReport	validateBean(java.lang.Object bean, java.lang.Object value) Validates a bean property by examing its annotated contraints.

Methods inherited from class net.sf.echobinding.binding.AbstractPropertyAdapter

addValidator, format, getDecorator, getFormat, getId, getSubContext, getValidationHandler, getValidators, parse, setDecorator, setFormat, setId, setLabel, setSubContext, setValidationHandler, setValidators

Methods inherited from class java.lang.Object

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

Constructor Detail

OgnlPropertyAdapter

public OgnlPropertyAdapter(java.lang.String expression)

Creates a new PropertyAdapter using OGNL expressions for accessing model properties.

Parameters:

expression - The OGNL expression

Method Detail

setValue

public void setValue(java.lang.Object bean,
                     java.lang.Object value)

Description copied from interface: PropertyAdapter

Sets the value of the wrapped bean property.

Parameters:

bean - The bean

value - The value to set

getValue

public java.lang.Object getValue(java.lang.Object bean)
                          throws BindingException

Description copied from interface: PropertyAdapter

Returns the value of the wrapped bean property.

Parameters:

bean - the bean

Returns:

the value

Throws:

BindingException - If the value cannot be retrieved (eg. if the adapter is not applicable for the bean/property)

setValue

public void setValue(ognl.OgnlContext context,
                     java.lang.Object bean,
                     java.lang.Object value)
              throws BindingException

Sets the value.

Parameters:

context -

bean -

value -

Throws:

BindingException

getValue

public java.lang.Object getValue(ognl.OgnlContext context,
                                 java.lang.Object bean)

Parameters:

context -

bean -

Returns:

validateBean

public ValidationReport validateBean(java.lang.Object bean,
                                     java.lang.Object value)

Validates a bean property by examing its annotated contraints.

Parameters:

bean -

value -

Returns:

Throws:

ognl.OgnlException

See Also:

Validation Framework

validate

public ValidationReport validate(java.lang.Object bean,
                                 java.lang.Object value)

Description copied from interface: PropertyAdapter

Checks if the given value is valid for the specified bean. Returns a ValidationReport which tells you if the value is valid (ValidationReport.isValid()). The ValidationReport may also contain the error message (ValidationReport.getMessage()).

Specified by:

validate in interface PropertyAdapter

Overrides:

validate in class AbstractPropertyAdapter

Parameters:

bean - the bean

value - the value to validate

Returns:

the validation report

See Also:

ValidationReport

newInstance

public PropertyAdapter newInstance()

Description copied from interface: PropertyAdapter

Creates a new adapter instance. Clones the adapter. Will be used by the binding context to create child contexts.

Returns:

the property adapter

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getParsedExpression

protected java.lang.Object getParsedExpression()

Returns:

Returns the parsedExpression.

getExpression

public java.lang.String getExpression()

Returns the OGNL expression.

Returns:

The OGNL expression

setExpression

public void setExpression(java.lang.String expression)

Sets the OGNL expression.

Parameters:

the - OGNL expression

getLabel

public java.lang.String getLabel()

Description copied from interface: PropertyAdapter

Returns the label for the adapter.

Specified by:

getLabel in interface PropertyAdapter

Overrides:

getLabel in class AbstractPropertyAdapter

Returns:

the label

getOgnlContextName

public java.lang.String getOgnlContextName()

Returns: