org.springframework.core.io

Class ResourceEditor

java.lang.Object

java.beans.PropertyEditorSupport

org.springframework.core.io.ResourceEditor

All Implemented Interfaces:

java.beans.PropertyEditor

public class ResourceEditor
extends java.beans.PropertyEditorSupport

Editor for Resource descriptors, to automatically convert String locations e.g. file:C:/myfile.txt or classpath:myfile.txt to Resource properties instead of using a String location property.

The path may contain ${...} placeholders, to be resolved as Environment properties: e.g. ${user.dir}. Unresolvable placeholders are ignored by default.

Delegates to a ResourceLoader to do the heavy lifting, by default using a DefaultResourceLoader.

Since:

28.12.2003

Author:

Juergen Hoeller, Dave Syer, Chris Beams

See Also:

Resource, ResourceLoader, DefaultResourceLoader, PropertyResolver.resolvePlaceholders(java.lang.String)

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	ignoreUnresolvablePlaceholders
private PropertyResolver	propertyResolver
private ResourceLoader	resourceLoader

Constructor Summary

Constructors

Constructor and Description
ResourceEditor() Create a new instance of the ResourceEditor class using a DefaultResourceLoader and StandardEnvironment.
ResourceEditor(ResourceLoader resourceLoader, PropertyResolver propertyResolver) Create a new instance of the ResourceEditor class using the given ResourceLoader and PropertyResolver.
ResourceEditor(ResourceLoader resourceLoader, PropertyResolver propertyResolver, boolean ignoreUnresolvablePlaceholders) Create a new instance of the ResourceEditor class using the given ResourceLoader.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getAsText()
protected java.lang.String	resolvePath(java.lang.String path) Resolve the given path, replacing placeholders with corresponding property values from the environment if necessary.
void	setAsText(java.lang.String text)

Methods inherited from class java.beans.PropertyEditorSupport

addPropertyChangeListener, firePropertyChange, getCustomEditor, getJavaInitializationString, getSource, getTags, getValue, isPaintable, paintValue, removePropertyChangeListener, setSource, setValue, supportsCustomEditor

Methods inherited from class java.lang.Object

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

Field Detail

resourceLoader

private final ResourceLoader resourceLoader

propertyResolver

private PropertyResolver propertyResolver

ignoreUnresolvablePlaceholders

private final boolean ignoreUnresolvablePlaceholders

Constructor Detail

ResourceEditor

public ResourceEditor()

Create a new instance of the ResourceEditor class using a DefaultResourceLoader and StandardEnvironment.

ResourceEditor

public ResourceEditor(ResourceLoader resourceLoader,
                      PropertyResolver propertyResolver)

Create a new instance of the ResourceEditor class using the given ResourceLoader and PropertyResolver.

Parameters:

resourceLoader - the ResourceLoader to use

propertyResolver - the PropertyResolver to use

ResourceEditor

public ResourceEditor(ResourceLoader resourceLoader,
                      PropertyResolver propertyResolver,
                      boolean ignoreUnresolvablePlaceholders)

Create a new instance of the ResourceEditor class using the given ResourceLoader.

Parameters:

resourceLoader - the ResourceLoader to use

propertyResolver - the PropertyResolver to use

ignoreUnresolvablePlaceholders - whether to ignore unresolvable placeholders if no corresponding property could be found in the given propertyResolver

Method Detail

setAsText

public void setAsText(java.lang.String text)

Specified by:

setAsText in interface java.beans.PropertyEditor

Overrides:

setAsText in class java.beans.PropertyEditorSupport

resolvePath

protected java.lang.String resolvePath(java.lang.String path)

Resolve the given path, replacing placeholders with corresponding property values from the environment if necessary.

Parameters:

path - the original file path

Returns:

the resolved file path

See Also:

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

getAsText

public java.lang.String getAsText()

Specified by:

getAsText in interface java.beans.PropertyEditor

Overrides:

getAsText in class java.beans.PropertyEditorSupport