org.apache.tamaya.spisupport

Class DefaultConfiguration

java.lang.Object

org.apache.tamaya.spisupport.DefaultConfiguration

All Implemented Interfaces:

org.apache.tamaya.Configuration

public class DefaultConfiguration
extends Object
implements org.apache.tamaya.Configuration

Implementation of the Configuration API. This class uses the current ConfigurationContext to evaluate the chain of PropertySource and PropertyFilter instance to evaluate the current Configuration.

Constructor Summary

Constructors

Constructor and Description
DefaultConfiguration(org.apache.tamaya.spi.ConfigurationContext configurationContext) Constructor.

Method Summary

Modifier and Type	Method and Description
protected <T> T	convertValue(String key, String value, org.apache.tamaya.TypeLiteral<T> type)
protected org.apache.tamaya.spi.PropertyValue	evaluteRawValue(String key) Evaluates the raw value using the context's PropertyValueCombinationPolicy.
String	get(String key) Get a given value, filtered with the context's filters as needed.
<T> T	get(String key, Class<T> type) Accesses the current String value for the given key and tries to convert it using the PropertyConverter instances provided by the current ConfigurationContext.
<T> T	get(String key, org.apache.tamaya.TypeLiteral<T> type) Accesses the current String value for the given key and tries to convert it using the PropertyConverter instances provided by the current ConfigurationContext.
org.apache.tamaya.spi.ConfigurationContext	getContext()
<T> T	getOrDefault(String key, Class<T> type, T defaultValue)
String	getOrDefault(String key, String defaultValue)
<T> T	getOrDefault(String key, org.apache.tamaya.TypeLiteral<T> type, T defaultValue)
Map<String,String>	getProperties() Get the current properties, composed by the loaded PropertySource and filtered by registered PropertyFilter.
<T> T	query(org.apache.tamaya.ConfigQuery<T> query)
String	toString()
org.apache.tamaya.Configuration	with(org.apache.tamaya.ConfigOperator operator)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultConfiguration

public DefaultConfiguration(org.apache.tamaya.spi.ConfigurationContext configurationContext)

Constructor.

Parameters:

configurationContext - The configuration Context to be used.

Method Detail

get

public String get(String key)

Get a given value, filtered with the context's filters as needed.

Specified by:

get in interface org.apache.tamaya.Configuration

Parameters:

key - the property's key, not null.

Returns:

the filtered value, or null.

evaluteRawValue

protected org.apache.tamaya.spi.PropertyValue evaluteRawValue(String key)

Evaluates the raw value using the context's PropertyValueCombinationPolicy.

Parameters:

key - the key, not null.

Returns:

the value, before filtering is applied.

getOrDefault

public String getOrDefault(String key,
                           String defaultValue)

Specified by:

getOrDefault in interface org.apache.tamaya.Configuration

getOrDefault

public <T> T getOrDefault(String key,
                          Class<T> type,
                          T defaultValue)

Specified by:

getOrDefault in interface org.apache.tamaya.Configuration

getProperties

public Map<String,String> getProperties()

Get the current properties, composed by the loaded PropertySource and filtered by registered PropertyFilter.

Specified by:

getProperties in interface org.apache.tamaya.Configuration

Returns:

the final properties.

get

public <T> T get(String key,
                 Class<T> type)

Accesses the current String value for the given key and tries to convert it using the PropertyConverter instances provided by the current ConfigurationContext.

Specified by:

get in interface org.apache.tamaya.Configuration

Type Parameters:

T - the value type

Parameters:

key - the property's absolute, or relative path, e.g. @code a/b/c/d.myProperty}.

type - The target type required, not null.

Returns:

the converted value, never null.

get

public <T> T get(String key,
                 org.apache.tamaya.TypeLiteral<T> type)

Accesses the current String value for the given key and tries to convert it using the PropertyConverter instances provided by the current ConfigurationContext.

Specified by:

get in interface org.apache.tamaya.Configuration

Type Parameters:

T - the value type

Parameters:

key - the property's absolute, or relative path, e.g. @code a/b/c/d.myProperty}.

type - The target type required, not null.

Returns:

the converted value, never null.

convertValue

protected <T> T convertValue(String key,
                             String value,
                             org.apache.tamaya.TypeLiteral<T> type)

getOrDefault

public <T> T getOrDefault(String key,
                          org.apache.tamaya.TypeLiteral<T> type,
                          T defaultValue)

Specified by:

getOrDefault in interface org.apache.tamaya.Configuration

with

public org.apache.tamaya.Configuration with(org.apache.tamaya.ConfigOperator operator)

Specified by:

with in interface org.apache.tamaya.Configuration

query

public <T> T query(org.apache.tamaya.ConfigQuery<T> query)

Specified by:

query in interface org.apache.tamaya.Configuration

getContext

public org.apache.tamaya.spi.ConfigurationContext getContext()

Specified by:

getContext in interface org.apache.tamaya.Configuration

toString

public String toString()

Overrides:

toString in class Object