Package net.sf.basedb.clients.web.extensions.fileviewer

Class FileViewerUtil

java.lang.Object

net.sf.basedb.clients.web.extensions.fileviewer.FileViewerUtil

public class FileViewerUtil
extends Object

Helper class for handling the "file-viewer" extension point. A JspContext and FileViewerContext is needed. This class will initialize the extension point in the constructor. To invoke extensions, first update the FileViewerContext with the current file and other information and then call render().

Since:

3.16

Author:

nicklas

Field Summary

Fields

Modifier and Type	Field	Description
private ExtensionsInvoker<ButtonAction>	fileActions
private FileViewerContext	fileContext
private JspContext	jspContext
private String	prefix
private String	suffix

Constructor Summary

Constructors

Constructor	Description
FileViewerUtil(JspContext jspContext, FileViewerContext fileContext)	Deprecated. In 3.17, use getOrCreate(JspContext, FileViewerContext) instead

Method Summary

Modifier and Type	Method	Description
static FileViewerUtil	get(JspContext jspContext)	Get an existing instance that is stored in the given JSP context.
FileViewerContext	getFileContext()	Get the file context.
ExtensionsInvoker<ButtonAction>	getInvoker()	Get the invoker that is handling the extensions.
JspContext	getJspContext()	Get the JSP context.
static FileViewerUtil	getOrCreate(JspContext jspContext, FileViewerContext fileContext)	Get an existing instance or create a new instance.
void	render()	Render the extensions with the current file context information and write it to the JSP output.
String	renderAsString()	Render the extensions with the current file context information and return it as a string.
void	setPrefixAndSuffix(String prefix, String suffix)	Sets a prefix and suffix string to use before and after the list of actions.

Methods inherited from class java.lang.Object

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

Field Details

jspContext

private final JspContext jspContext

fileContext

private final FileViewerContext fileContext

fileActions

private final ExtensionsInvoker<ButtonAction> fileActions

prefix

private String prefix

suffix

private String suffix

Constructor Details

FileViewerUtil

@Deprecated
public FileViewerUtil(JspContext jspContext,
FileViewerContext fileContext)

Deprecated.

In 3.17, use getOrCreate(JspContext, FileViewerContext) instead

Method Details

get

public static FileViewerUtil get(JspContext jspContext)

Get an existing instance that is stored in the given JSP context.

Returns:

A FileViewerUtil instance or null

Since:

3.17

getOrCreate

public static FileViewerUtil getOrCreate(JspContext jspContext,
FileViewerContext fileContext)

Get an existing instance or create a new instance. If a new instance is created it is stored in the given JSP context if ExtensionsInvoker.getNumExtensions() is more than 0.

Returns:

A FileViewerUtil instance

Since:

3.17

getFileContext

public FileViewerContext getFileContext()

Get the file context.

getJspContext

public JspContext getJspContext()

Get the JSP context.

getInvoker

public ExtensionsInvoker<ButtonAction> getInvoker()

Get the invoker that is handling the extensions.

Since:

3.17

setPrefixAndSuffix

public void setPrefixAndSuffix(String prefix,
String suffix)

Sets a prefix and suffix string to use before and after the list of actions. The default is "[" and "]".

render

public void render()
            throws IOException

Render the extensions with the current file context information and write it to the JSP output.

Throws:

IOException

renderAsString

public String renderAsString()

Render the extensions with the current file context information and return it as a string. Returns an empty string if there are no actions.