org.pentaho.platform.web.servlet

Class LocalizationServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.pentaho.platform.web.servlet.ServletBase

org.pentaho.platform.web.servlet.LocalizationServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig, ILogger

public class LocalizationServlet
extends ServletBase

This class makes a message bundle available as a JSON hash. This is designed to be used as a web service to allow thin-clients to retrieve message bundles from the server.

Author:

Jordan Ganoff (jganoff@pentaho.com)

See Also:

Serialized Form

Field Summary

Fields inherited from class org.pentaho.platform.web.servlet.ServletBase

debug

Fields inherited from interface org.pentaho.platform.api.engine.ILogger

ACTIVITY_LOG, DEBUG, ERROR, FATAL, INFO, INSTANCE_LOG, SESSION_LOG, SOLUTION_LOG, TRACE, UNKNOWN, WARN

Constructor Summary

Constructors

Constructor and Description
LocalizationServlet()

Method Summary

Modifier and Type	Method and Description
void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)
protected ResourceBundle	getBundle(String pluginId, String name) Retrieve a ResourceBundle from a plugin.
String	getJSONBundle(String pluginId, String name) Load the resource bundle for the plugin provided and return the resulting properties map as JSON.
protected String	getJsonForBundle(ResourceBundle bundle) Convert a ResourceBundle into a JSON string.
org.apache.commons.logging.Log	getLogger()
boolean	isMessageCachingEnabled(IPluginManager pm, String pluginId) Should the messages in the Resource Bundle be cached?

Methods inherited from class org.pentaho.platform.web.servlet.ServletBase

debug, debug, error, error, fatal, fatal, getLoggingLevel, getObjectName, getPentahoSession, info, info, setLoggingLevel, trace, trace, warn, warn

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalizationServlet

public LocalizationServlet()

Method Detail

getLogger

public org.apache.commons.logging.Log getLogger()

Specified by:

getLogger in class ServletBase

doGet

public void doGet(javax.servlet.http.HttpServletRequest req,
                  javax.servlet.http.HttpServletResponse resp)
           throws javax.servlet.ServletException,
                  IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

doPost

public void doPost(javax.servlet.http.HttpServletRequest req,
                   javax.servlet.http.HttpServletResponse resp)
            throws javax.servlet.ServletException,
                   IOException

Overrides:

doPost in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

getBundle

protected ResourceBundle getBundle(String pluginId,
                                   String name)

Retrieve a ResourceBundle from a plugin.

Parameters:

pluginId - ID of the plugin to load the resource bundle from

name - Resource bundle name that resides in the plugin

Returns:

Resource bundle for the name provided in the plugin referenced by pluginId

Throws:

IllegalArgumentException - Invalid plugin Id

MissingResourceException - Invalid resource bundle name

isMessageCachingEnabled

public boolean isMessageCachingEnabled(IPluginManager pm,
                                       String pluginId)

Should the messages in the Resource Bundle be cached?

Parameters:

pm - Plugin manager

pluginId - ID of plugin whose "cache-messages" setting should be checked

Returns:

true if the localization messages loaded from this plugin should be cached

getJSONBundle

public String getJSONBundle(String pluginId,
                            String name)

Load the resource bundle for the plugin provided and return the resulting properties map as JSON. This is intended to be used with Dojo's i18n system (http://dojotoolkit.org/reference-guide/1.7/quickstart/internationalization/index .html#quickstart-internationalization-index)

Parameters:

pluginId - ID of plugin to load the resource from

name - Name of the resource to load

Returns:

JSON String with a hash of key/value pairs representing properties from the requested resource bundle

getJsonForBundle

protected String getJsonForBundle(ResourceBundle bundle)
                           throws org.json.JSONException

Convert a ResourceBundle into a JSON string.

Parameters:

bundle - Resource bundle to convert

Returns:

Bundle with all key/value pairs as entries in a hash, returned as a JSON string.

Throws:

org.json.JSONException