Class Injection

java.lang.Object

org.eclipse.jetty.plus.annotation.Injection

public class Injection
extends Object

Injection

Represents the injection of a resource into a target (method or field). The injection is performed by doing an ENC lookup using the jndi name provided, and setting the object obtained on the target.

Constructor Summary

Constructors

Constructor	Description
Injection(Class<?> clazz, Field field, Class<?> resourceType, String jndiName, String mappingName)
Injection(Class<?> clazz, Method method, Class<?> arg, Class<?> resourceType, String jndiName, String mappingName)
Injection(Class<?> clazz, String target, Class<?> resourceType, String jndiName, String mappingName)

Method Summary

Modifier and Type	Method	Description
String	getJndiName()	Get the jndiName.
String	getMappingName()
Class<?>	getParamClass()
Class<?>	getResourceClass()
Member	getTarget()	Get the target.
Class<?>	getTargetClass()
void	inject(Object injectable)	Inject a value for a Resource from JNDI into an object
protected void	injectField(Field field, Object injectable)	Inject value from jndi into a field of an instance
protected void	injectMethod(Method method, Object injectable)	Inject value from jndi into a setter method of an instance
boolean	isField()
boolean	isMethod()
Object	lookupInjectedValue()	The Resource must already exist in the ENC of this webapp.

Methods inherited from class Object

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

Constructor Details

Injection

public Injection(Class<?> clazz,
 Field field,
 Class<?> resourceType,
 String jndiName,
 String mappingName)

Injection

public Injection(Class<?> clazz,
 Method method,
 Class<?> arg,
 Class<?> resourceType,
 String jndiName,
 String mappingName)

Injection

public Injection(Class<?> clazz,
 String target,
 Class<?> resourceType,
 String jndiName,
 String mappingName)

Method Details

getTargetClass

public Class<?> getTargetClass()

Returns:

the _className

getParamClass

public Class<?> getParamClass()

getResourceClass

public Class<?> getResourceClass()

isField

public boolean isField()

isMethod

public boolean isMethod()

getJndiName

public String getJndiName()

Get the jndiName.

Returns:

the jndiName

getMappingName

public String getMappingName()

Returns:

the mappingName

getTarget

public Member getTarget()

Get the target.

Returns:

the target

inject

public void inject(Object injectable)

Inject a value for a Resource from JNDI into an object

Parameters:

injectable - the object to inject

lookupInjectedValue

public Object lookupInjectedValue()
                           throws NamingException

The Resource must already exist in the ENC of this webapp.

Returns:

the injected valud

Throws:

NamingException - if unable to lookup value

injectField

protected void injectField(Field field,
 Object injectable)

Inject value from jndi into a field of an instance

Parameters:

field - the field to inject into

injectable - the value to inject

injectMethod

protected void injectMethod(Method method,
 Object injectable)

Inject value from jndi into a setter method of an instance

Parameters:

method - the method to inject into

injectable - the value to inject