org.mentawai.filter
Class AutoWiringFilter

java.lang.Object
  extended by org.mentawai.core.InputWrapper
      extended by org.mentawai.filter.AutoWiringFilter
All Implemented Interfaces:
Map, Filter, Input

public class AutoWiringFilter
extends InputWrapper
implements Filter

A filter that will do AUTO-WIRING of dependencies in a totaly transparent way.

Author:
Sergio Oliveira

Nested Class Summary
 
Nested classes/interfaces inherited from interface java.util.Map
Map.Entry<K,V>
 
Constructor Summary
AutoWiringFilter()
           
AutoWiringFilter(boolean tryField)
           
 
Method Summary
 void destroy()
          Gives a chance to the filter to deallocalte any resources before it is destroyed.
 String filter(InvocationChain chain)
          Executes the filter.
 Object getValue(String key)
          Gets a parameter value (any object) with the given name.
 Object getValueOld(String key)
           
 void setTryField(boolean tryField)
           
 void setValue(String key, Object value)
          Sets a parameter value with the given name.
 String toString()
           
 
Methods inherited from class org.mentawai.core.InputWrapper
clear, containsKey, containsValue, entries, entrySet, get, getBoolean, getBoolean, getBooleanValue, getBooleanValue, getDate, getDate, getDate, getDouble, getDouble, getDoubleValue, getDoubleValue, getEnum, getEnums, getFloat, getFloat, getFloatValue, getFloatValue, getHeader, getHeaderKeys, getInt, getInt, getInts, getIntValue, getIntValue, getIntValues, getLong, getLong, getLongs, getLongValue, getLongValue, getObject, getObject, getProperty, getRoot, getString, getStrings, getStringValue, getStringValues, has, hasValue, inject, inject, isEmpty, keys, keySet, put, putAll, remove, removeInput, removeValue, setInput, size, values
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface java.util.Map
equals, hashCode
 

Constructor Detail

AutoWiringFilter

public AutoWiringFilter(boolean tryField)

AutoWiringFilter

public AutoWiringFilter()
Method Detail

toString

public String toString()
Overrides:
toString in class Object

setTryField

public void setTryField(boolean tryField)

filter

public String filter(InvocationChain chain)
              throws Exception
Description copied from interface: Filter
Executes the filter.

Specified by:
filter in interface Filter
Parameters:
chain - The InvocationChain for the action this filter is being applied to.
Returns:
The result of the filter or the action the filter is being applied to.
Throws:
Exception

setValue

public void setValue(String key,
                     Object value)
Description copied from interface: Input
Sets a parameter value with the given name. The parameter can be any object. If the parameter already exists the old value is substituted by the new one.

Specified by:
setValue in interface Input
Overrides:
setValue in class InputWrapper
Parameters:
key - the name of the parameter
value - the parameter value (any object)

getValue

public Object getValue(String key)
Description copied from interface: Input
Gets a parameter value (any object) with the given name.

Specified by:
getValue in interface Input
Overrides:
getValue in class InputWrapper
Parameters:
key - the name of the parameter
Returns:
the parameter value (any object) or null if it doesn't exist.

getValueOld

public Object getValueOld(String key)

destroy

public void destroy()
Description copied from interface: Filter
Gives a chance to the filter to deallocalte any resources before it is destroyed. This is called when the web application is stopped, in other words, this has nothing to do with garbage collection.

Specified by:
destroy in interface Filter


Copyright © 2013. All Rights Reserved.