Module org.apache.wicket.util

Package org.apache.wicket.util.resource

Class AbstractStringResourceStream

java.lang.Object

org.apache.wicket.util.resource.AbstractResourceStream

org.apache.wicket.util.resource.AbstractStringResourceStream

All Implemented Interfaces:

Closeable, Serializable, AutoCloseable, IClusterable, IResourceStream, IStringResourceStream, IModifiable

Direct Known Subclasses:

StringBufferResourceStream, StringResourceStream, TextTemplate

public abstract class AbstractStringResourceStream
extends AbstractResourceStream
implements IStringResourceStream

Base class for string resources.

Author:

Jonathan Locke

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_CONTENT_TYPE	The content-type applied in case the resource stream's default constructor is used

Constructor Summary

Constructors

Constructor	Description
AbstractStringResourceStream()	Constructor.
AbstractStringResourceStream(String contentType)	Constructor.

Method Summary

Modifier and Type	Method	Description
String	asString()
void	close()	Closes the resource.
protected Charset	getCharset()
String	getContentType()	Gets the mime type of this resource
InputStream	getInputStream()	Gets the resource stream.
protected abstract String	getString()
Instant	lastModifiedTime()	Gets the last time this modifiable thing changed.
final Bytes	length()	Gets the size of this resource
void	setCharset(Charset charset)	Sets the character set used for reading this resource.
void	setLastModified(Instant lastModified)

Methods inherited from class org.apache.wicket.util.resource.AbstractResourceStream

getLocale, getStyle, getVariation, setLocale, setStyle, setVariation

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.wicket.util.resource.IResourceStream

getLocale, getStyle, getVariation, setLocale, setStyle, setVariation

Field Details

DEFAULT_CONTENT_TYPE

public static final String DEFAULT_CONTENT_TYPE

The content-type applied in case the resource stream's default constructor is used

See Also:

• Constant Field Values

Constructor Details

AbstractStringResourceStream

public AbstractStringResourceStream()

Constructor.

AbstractStringResourceStream

public AbstractStringResourceStream(String contentType)

Constructor.

Parameters:

contentType - The mime type of this resource, such as "image/jpeg" or "text/html"

Method Details

asString

public String asString()

Specified by:

asString in interface IStringResourceStream

Returns:

This resource as a String.

getCharset

protected Charset getCharset()

Returns:

Charset for resource

setCharset

public void setCharset(Charset charset)

Sets the character set used for reading this resource.

Specified by:

setCharset in interface IStringResourceStream

Parameters:

charset - Charset for component

close

public void close()
           throws IOException

Description copied from interface: IResourceStream

Closes the resource. Normally, this includes closing any underlying input stream returned by getInputStream().

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in interface IResourceStream

Throws:

IOException

See Also:

• IResourceStream.close()

getContentType

public String getContentType()

Description copied from interface: IResourceStream

Gets the mime type of this resource

Specified by:

getContentType in interface IResourceStream

Overrides:

getContentType in class AbstractResourceStream

Returns:

The mime type of this resource, such as "image/jpeg" or "text/html". Return null to let ResourceStreamRequestHandler handle the Content-Type automatically

See Also:

• IResourceStream.getContentType()

getInputStream

public InputStream getInputStream()
                           throws ResourceStreamNotFoundException

Description copied from interface: IResourceStream

Gets the resource stream. You should not directly close this stream. Instead call the close() method on IResourceStream.

Specified by:

getInputStream in interface IResourceStream

Returns:

Returns the inputStream.

Throws:

ResourceStreamNotFoundException

See Also:

• IResourceStream.getInputStream()

lastModifiedTime

public Instant lastModifiedTime()

Description copied from interface: IModifiable

Gets the last time this modifiable thing changed.

Specified by:

lastModifiedTime in interface IModifiable

Overrides:

lastModifiedTime in class AbstractResourceStream

Returns:

the last modification Time or null if that information is not available

See Also:

• IModifiable.lastModifiedTime()

setLastModified

public void setLastModified(Instant lastModified)

Parameters:

lastModified - The lastModified to set.

getString

protected abstract String getString()

Returns:

The string resource

length

public final Bytes length()

Description copied from interface: IResourceStream

Gets the size of this resource

Specified by:

length in interface IResourceStream

Overrides:

length in class AbstractResourceStream

Returns:

The size of this resource in the number of bytes, or null if unknown