org.springframework.core.env

Class PropertySourcesPropertyResolver

java.lang.Object

org.springframework.core.env.AbstractPropertyResolver

org.springframework.core.env.PropertySourcesPropertyResolver

All Implemented Interfaces:

ConfigurablePropertyResolver, PropertyResolver

public class PropertySourcesPropertyResolver
extends AbstractPropertyResolver

PropertyResolver implementation that resolves property values against an underlying set of PropertySources.

Since:

3.1

Author:

Chris Beams

See Also:

PropertySource, PropertySources, AbstractEnvironment

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	PropertySourcesPropertyResolver.ClassConversionException

Field Summary

Fields

Modifier and Type	Field and Description
private PropertySources	propertySources

Fields inherited from class org.springframework.core.env.AbstractPropertyResolver

conversionService, logger

Constructor Summary

Constructors

Constructor and Description
PropertySourcesPropertyResolver(PropertySources propertySources) Create a new resolver against the given property sources.

Method Summary

Modifier and Type	Method and Description
boolean	containsProperty(java.lang.String key) Return whether the given property key is available for resolution, i.e., the value for the given key is not null.
java.lang.String	getProperty(java.lang.String key) Return the property value associated with the given key, or null if the key cannot be resolved.
<T> T	getProperty(java.lang.String key, java.lang.Class<T> targetValueType) Return the property value associated with the given key, or null if the key cannot be resolved.
protected <T> T	getProperty(java.lang.String key, java.lang.Class<T> targetValueType, boolean resolveNestedPlaceholders)
<T> java.lang.Class<T>	getPropertyAsClass(java.lang.String key, java.lang.Class<T> targetValueType) Convert the property value associated with the given key to a Class of type T or null if the key cannot be resolved.
protected java.lang.String	getPropertyAsRawString(java.lang.String key) Retrieve the specified property as a raw String, i.e.

Methods inherited from class org.springframework.core.env.AbstractPropertyResolver

getConversionService, getProperty, getProperty, getRequiredProperty, getRequiredProperty, resolveNestedPlaceholders, resolvePlaceholders, resolveRequiredPlaceholders, setConversionService, setIgnoreUnresolvableNestedPlaceholders, setPlaceholderPrefix, setPlaceholderSuffix, setRequiredProperties, setValueSeparator, validateRequiredProperties

Methods inherited from class java.lang.Object

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

Field Detail

propertySources

private final PropertySources propertySources

Constructor Detail

PropertySourcesPropertyResolver

public PropertySourcesPropertyResolver(PropertySources propertySources)

Create a new resolver against the given property sources.

Parameters:

propertySources - the set of PropertySource objects to use

Method Detail

containsProperty

public boolean containsProperty(java.lang.String key)

Description copied from interface: PropertyResolver

Return whether the given property key is available for resolution, i.e., the value for the given key is not null.

getProperty

public java.lang.String getProperty(java.lang.String key)

Description copied from interface: PropertyResolver

Return the property value associated with the given key, or null if the key cannot be resolved.

Parameters:

key - the property name to resolve

See Also:

PropertyResolver.getProperty(String, String), PropertyResolver.getProperty(String, Class), PropertyResolver.getRequiredProperty(String)

getProperty

public <T> T getProperty(java.lang.String key,
                         java.lang.Class<T> targetValueType)

Description copied from interface: PropertyResolver

Return the property value associated with the given key, or null if the key cannot be resolved.

Parameters:

key - the property name to resolve

targetValueType - the expected type of the property value

See Also:

PropertyResolver.getRequiredProperty(String, Class)

getPropertyAsRawString

protected java.lang.String getPropertyAsRawString(java.lang.String key)

Description copied from class: AbstractPropertyResolver

Retrieve the specified property as a raw String, i.e. without resolution of nested placeholders.

Specified by:

getPropertyAsRawString in class AbstractPropertyResolver

Parameters:

key - the property name to resolve

Returns:

the property value or null if none found

getProperty

protected <T> T getProperty(java.lang.String key,
                            java.lang.Class<T> targetValueType,
                            boolean resolveNestedPlaceholders)

getPropertyAsClass

public <T> java.lang.Class<T> getPropertyAsClass(java.lang.String key,
                                                 java.lang.Class<T> targetValueType)

Description copied from interface: PropertyResolver

Convert the property value associated with the given key to a Class of type T or null if the key cannot be resolved.

See Also:

PropertyResolver.getProperty(String, Class)