org.springframework.core.env
Class AbstractPropertyResolver

java.lang.Object
  org.springframework.core.env.AbstractPropertyResolver

All Implemented Interfaces:

ConfigurablePropertyResolver, PropertyResolver

Direct Known Subclasses:

PropertySourcesPropertyResolver

public abstract class AbstractPropertyResolver
extends Object
implements ConfigurablePropertyResolver

Abstract base class for resolving properties against any underlying source.

Since:

3.1

Author:

Chris Beams

Field Summary

protected ConversionService	conversionService
protected Log	logger

Constructor Summary

AbstractPropertyResolver()

Method Summary

ConversionService	getConversionService()
String	getRequiredProperty(String key) Return the property value associated with the given key, converted to the given targetType (never null).
<T> T	getRequiredProperty(String key, Class<T> valueType) Return the property value associated with the given key, converted to the given targetType (never null).
String	resolvePlaceholders(String text) Resolve ${...} placeholders in the given text, replacing them with corresponding property values as resolved by PropertyResolver.getProperty(java.lang.String).
String	resolveRequiredPlaceholders(String text) Resolve ${...} placeholders in the given text, replacing them with corresponding property values as resolved by PropertyResolver.getProperty(java.lang.String).
void	setConversionService(ConversionService conversionService) Set the ConversionService to be used when performing type conversions on properties.
void	setPlaceholderPrefix(String placeholderPrefix)
void	setPlaceholderSuffix(String placeholderSuffix)
void	setValueSeparator(String valueSeparator)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.core.env.PropertyResolver

containsProperty, getProperty, getProperty

Field Detail

logger

protected final Log logger

conversionService

protected ConversionService conversionService

Constructor Detail

AbstractPropertyResolver

public AbstractPropertyResolver()

Method Detail

getConversionService

public ConversionService getConversionService()

Specified by:

getConversionService in interface ConfigurablePropertyResolver

Returns:

the ConversionService used when performing type conversions on properties.

See Also:

PropertyResolver.getProperty(String, Class)

setConversionService

public void setConversionService(ConversionService conversionService)

Description copied from interface: ConfigurablePropertyResolver

Set the ConversionService to be used when performing type conversions on properties.

Specified by:

setConversionService in interface ConfigurablePropertyResolver

See Also:

PropertyResolver.getProperty(String, Class)

getRequiredProperty

public String getRequiredProperty(String key)
                           throws IllegalStateException

Description copied from interface: PropertyResolver

Return the property value associated with the given key, converted to the given targetType (never null).

Specified by:

getRequiredProperty in interface PropertyResolver

Throws:

IllegalStateException - if the key cannot be resolved

See Also:

PropertyResolver.getRequiredProperty(String, Class)

getRequiredProperty

public <T> T getRequiredProperty(String key,
                                 Class<T> valueType)
                      throws IllegalStateException

Description copied from interface: PropertyResolver

Return the property value associated with the given key, converted to the given targetType (never null).

Specified by:

getRequiredProperty in interface PropertyResolver

Throws:

IllegalStateException - if the given key cannot be resolved

setPlaceholderPrefix

public void setPlaceholderPrefix(String placeholderPrefix)

Specified by:

setPlaceholderPrefix in interface ConfigurablePropertyResolver

setPlaceholderSuffix

public void setPlaceholderSuffix(String placeholderSuffix)

Specified by:

setPlaceholderSuffix in interface ConfigurablePropertyResolver

setValueSeparator

public void setValueSeparator(String valueSeparator)

Specified by:

setValueSeparator in interface ConfigurablePropertyResolver

resolvePlaceholders

public String resolvePlaceholders(String text)

Description copied from interface: PropertyResolver

Resolve ${...} placeholders in the given text, replacing them with corresponding property values as resolved by PropertyResolver.getProperty(java.lang.String). Unresolvable placeholders with no default value are ignored and passed through unchanged.

Specified by:

resolvePlaceholders in interface PropertyResolver

Parameters:

text - the String to resolve

Returns:

the resolved String (never null)

See Also:

PropertyResolver.resolveRequiredPlaceholders(java.lang.String), SystemPropertyUtils.resolvePlaceholders(String)

resolveRequiredPlaceholders

public String resolveRequiredPlaceholders(String text)
                                   throws IllegalArgumentException

Description copied from interface: PropertyResolver

Resolve ${...} placeholders in the given text, replacing them with corresponding property values as resolved by PropertyResolver.getProperty(java.lang.String). Unresolvable placeholders with no default value will cause an IllegalArgumentException to be thrown.

Specified by:

resolveRequiredPlaceholders in interface PropertyResolver

Returns:

the resolved String (never null)

Throws:

IllegalArgumentException - if given text is null

See Also:

SystemPropertyUtils.resolvePlaceholders(String, boolean)