org.springframework.core.io.support

Class EncodedResource

java.lang.Object

org.springframework.core.io.support.EncodedResource

public class EncodedResource
extends Object

Holder that combines a Resource descriptor with a specific encoding or Charset to be used for reading from the resource.

Used as an argument for operations that support reading content with a specific encoding, typically via a java.io.Reader.

Since:

1.2.6

Author:

Juergen Hoeller, Sam Brannen

See Also:

Reader, Charset

Constructor Summary

Constructors

Constructor and Description
EncodedResource(Resource resource) Create a new EncodedResource for the given Resource, not specifying an explicit encoding or Charset.
EncodedResource(Resource resource, Charset charset) Create a new EncodedResource for the given Resource, using the specified Charset.
EncodedResource(Resource resource, String encoding) Create a new EncodedResource for the given Resource, using the specified encoding.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Charset	getCharset() Return the Charset to use for reading from the resource, or null if none specified.
String	getEncoding() Return the encoding to use for reading from the resource, or null if none specified.
InputStream	getInputStream() Open a java.io.InputStream for the specified resource, ignoring any specified Charset or encoding.
Reader	getReader() Open a java.io.Reader for the specified resource, using the specified Charset or encoding (if any).
Resource	getResource() Return the Resource held by this EncodedResource.
int	hashCode()
boolean	requiresReader() Determine whether a Reader is required as opposed to an InputStream, i.e.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

EncodedResource

public EncodedResource(Resource resource)

Create a new EncodedResource for the given Resource, not specifying an explicit encoding or Charset.

Parameters:

resource - the Resource to hold; never null

EncodedResource

public EncodedResource(Resource resource,
               String encoding)

Create a new EncodedResource for the given Resource, using the specified encoding.

Parameters:

resource - the Resource to hold; never null

encoding - the encoding to use for reading from the resource

EncodedResource

public EncodedResource(Resource resource,
               Charset charset)

Create a new EncodedResource for the given Resource, using the specified Charset.

Parameters:

resource - the Resource to hold; never null

charset - the Charset to use for reading from the resource

Method Detail

getResource

public final Resource getResource()

Return the Resource held by this EncodedResource.

getEncoding

public final String getEncoding()

Return the encoding to use for reading from the resource, or null if none specified.

getCharset

public final Charset getCharset()

Return the Charset to use for reading from the resource, or null if none specified.

requiresReader

public boolean requiresReader()

Determine whether a Reader is required as opposed to an InputStream, i.e. whether an encoding or a Charset has been specified.

See Also:

getReader(), getInputStream()

getReader

public Reader getReader()
                 throws IOException

Open a java.io.Reader for the specified resource, using the specified Charset or encoding (if any).

Throws:

IOException - if opening the Reader failed

See Also:

requiresReader(), getInputStream()

getInputStream

public InputStream getInputStream()
                           throws IOException

Open a java.io.InputStream for the specified resource, ignoring any specified Charset or encoding.

Throws:

IOException - if opening the InputStream failed

See Also:

requiresReader(), getReader()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object