java.lang.Object
- org.springframework.scripting.support.ResourceScriptSource

All Implemented Interfaces:
ScriptSource
```
public class ResourceScriptSource
extends Object
implements ScriptSource
```
ScriptSource implementation based on Spring's Resource abstraction. Loads the script text from the underlying Resource's File or InputStream, and tracks the last-modified timestamp of the file (if possible).
Since:
2.0
Author:
Rob Harrop, Juergen Hoeller
See Also:
InputStreamSource.getInputStream(), Resource.getFile(), ResourceLoader

Field Summary
Fields
Modifier and Type Field Description
protected Log logger
Logger available to subclasses.

Constructor Summary

Constructors
Constructor	Description
`ResourceScriptSource(Resource resource)`	Create a new ResourceScriptSource for the given resource.
`ResourceScriptSource(EncodedResource resource)`	Create a new ResourceScriptSource for the given resource.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Resource`	`getResource()`	Return the `Resource` to load the script from.
`String`	`getScriptAsString()`	Retrieve the current script source text as String.
`boolean`	`isModified()`	Indicate whether the underlying script data has been modified since the last time `ScriptSource.getScriptAsString()` was called.
`protected long`	`retrieveLastModifiedTime()`	Retrieve the current last-modified timestamp of the underlying resource.
`void`	`setEncoding(String encoding)`	Set the encoding used for reading the script resource.
`String`	`suggestedClassName()`	Determine a class name for the underlying script.
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - logger
```
protected final Log logger
```
    Logger available to subclasses.
- Constructor Detail
  - ResourceScriptSource
```
public ResourceScriptSource(EncodedResource resource)
```
    Create a new ResourceScriptSource for the given resource.
    Parameters:
    resource - the EncodedResource to load the script from
  - ResourceScriptSource
```
public ResourceScriptSource(Resource resource)
```
    Create a new ResourceScriptSource for the given resource.
    Parameters:
    resource - the Resource to load the script from (using UTF-8 encoding)
- Method Detail
  - getResource
```
public final Resource getResource()
```
    Return the Resource to load the script from.
  - setEncoding
```
public void setEncoding(@Nullable
                        String encoding)
```
    Set the encoding used for reading the script resource.
    The default value for regular Resources is "UTF-8". A null value implies the platform default.
  - getScriptAsString
```
public String getScriptAsString()
                         throws IOException
```
    Description copied from interface: ScriptSource
    Retrieve the current script source text as String.
    Specified by:
    getScriptAsString in interface ScriptSource
    Returns:
    the script text
    Throws:
    IOException - if script retrieval failed
  - isModified
```
public boolean isModified()
```
    Description copied from interface: ScriptSource
    Indicate whether the underlying script data has been modified since the last time ScriptSource.getScriptAsString() was called. Returns true if the script has not been read yet.
    Specified by:
    isModified in interface ScriptSource
    Returns:
    whether the script data has been modified
  - retrieveLastModifiedTime
```
protected long retrieveLastModifiedTime()
```
    Retrieve the current last-modified timestamp of the underlying resource.
    Returns:
    the current timestamp, or 0 if not determinable
  - suggestedClassName
```
@Nullable
public String suggestedClassName()
```
    Description copied from interface: ScriptSource
    Determine a class name for the underlying script.
    Specified by:
    suggestedClassName in interface ScriptSource
    Returns:
    the suggested class name, or null if none available
  - toString
```
public String toString()
```
    Overrides:
    toString in class Object

Class ResourceScriptSource

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

logger

Constructor Detail

ResourceScriptSource

ResourceScriptSource

Method Detail

getResource

setEncoding

getScriptAsString

isModified

retrieveLastModifiedTime

suggestedClassName

toString