Package org.eclipse.sisu.plexus

Class CompositeBeanHelper

java.lang.Object

org.eclipse.sisu.plexus.CompositeBeanHelper

public final class CompositeBeanHelper
extends Object

Helper class that implements low-level Plexus configuration of composite beans.

Field Summary

Fields

Modifier and Type	Field	Description
private final ExpressionEvaluator	evaluator
private final ConfigurationListener	listener
private final ClassLoader	loader
private final ConverterLookup	lookup
private static final Type[]	NO_TYPES

Constructor Summary

Constructors

Constructor	Description
CompositeBeanHelper(ConverterLookup lookup, ClassLoader loader, ExpressionEvaluator evaluator, ConfigurationListener listener)

Method Summary

Modifier and Type	Method	Description
private Object	convertProperty(Class<?> beanType, Class<?> rawPropertyType, Type genericPropertyType, PlexusConfiguration configuration)
private static Type	expandType(Type type)
private static Field	findField(Class<?> beanType, String fieldName)
private static Method	findMethod(Class<?> beanType, Type[] paramTypeHolder, String methodName)
private static Type[]	getTypeArguments(Type type)
void	setDefault(Object bean, Object defaultValue, PlexusConfiguration configuration)	Calls the default "set" method on the bean; re-converts the configuration if necessary.
private static void	setField(Object bean, Field field, Object value)
void	setProperty(Object bean, String propertyName, Class<?> valueType, PlexusConfiguration configuration)	Sets a property in the bean; looks for public setter/adder method before checking fields.

Methods inherited from class java.lang.Object

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

Field Details

NO_TYPES

private static final Type[] NO_TYPES

lookup

private final ConverterLookup lookup

loader

private final ClassLoader loader

evaluator

private final ExpressionEvaluator evaluator

listener

private final ConfigurationListener listener

Constructor Details

CompositeBeanHelper

public CompositeBeanHelper(ConverterLookup lookup,
 ClassLoader loader,
 ExpressionEvaluator evaluator,
 ConfigurationListener listener)

Method Details

setDefault

public void setDefault(Object bean,
 Object defaultValue,
 PlexusConfiguration configuration)
                throws ComponentConfigurationException

Calls the default "set" method on the bean; re-converts the configuration if necessary.

Parameters:

bean - The bean being configured

defaultValue - The default value

configuration - The configuration

Throws:

ComponentConfigurationException

setProperty

public void setProperty(Object bean,
 String propertyName,
 Class<?> valueType,
 PlexusConfiguration configuration)
                 throws ComponentConfigurationException

Sets a property in the bean; looks for public setter/adder method before checking fields.

Parameters:

bean - The bean being configured

propertyName - The property name

valueType - The value type

configuration - The configuration

Throws:

ComponentConfigurationException

convertProperty

private Object convertProperty(Class<?> beanType,
 Class<?> rawPropertyType,
 Type genericPropertyType,
 PlexusConfiguration configuration)
                        throws ComponentConfigurationException

Throws:

ComponentConfigurationException

getTypeArguments

private static Type[] getTypeArguments(Type type)

expandType

private static Type expandType(Type type)

findMethod

private static Method findMethod(Class<?> beanType,
 Type[] paramTypeHolder,
 String methodName)

findField

private static Field findField(Class<?> beanType,
 String fieldName)

setField

private static void setField(Object bean,
 Field field,
 Object value)
                      throws Exception

Throws:

Exception