/*
* Copyright 2000-2001,2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jetspeed.modules.actions.portlets;
import org.apache.jetspeed.portal.portlets.VelocityPortlet;
import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
import org.apache.jetspeed.services.logging.JetspeedLogger;
// Turbine stuff
import org.apache.turbine.util.RunData;
import org.apache.turbine.services.TurbineServices;
// Velocity Stuff
import org.apache.velocity.context.Context;
//import org.apache.jetspeed.util.StringUtils;
import org.apache.jetspeed.webservices.finance.stockmarket.StockQuoteService;
import org.apache.jetspeed.webservices.finance.stockmarket.StockQuote;
import org.apache.jetspeed.services.resources.JetspeedResources;
import org.apache.jetspeed.util.PortletConfigState;
import org.apache.jetspeed.util.StringUtils;
/**
* This action sets up the template context for retrieving stock quotes.
*
* @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
* @author <a href="mailto:morciuch@apache.org">Mark Orciuch</a>
*/
public class StockQuoteAction extends VelocityPortletAction
{
private static final String SYMBOLS = "symbols";
private static final String COLUMNS = "columns";
private static final String QUOTES = "quotes";
private static final String[] ALL_COLUMNS = {"Symbol","Price","Change","Volume"};
private static final String SELECTED_COLUMNS = "selected-columns";
/**
* Static initialization of the logger for this class
*/
private static final JetspeedLogger logger = JetspeedLogFactoryService.getLogger(StockQuoteAction.class.getName());
/**
* Build the maximized state content for this portlet. (Same as normal state).
*
* @param portlet The velocity-based portlet that is being built.
* @param context The velocity context for this request.
* @param rundata The turbine rundata context for this request.
*/
protected void buildMaximizedContext( VelocityPortlet portlet,
Context context,
RunData rundata )
{
buildNormalContext( portlet, context, rundata);
}
/**
* Build the configure state content for this portlet.
* TODO: we could configure this portlet with configurable skins, etc..
*
* @param portlet The velocity-based portlet that is being built.
* @param context The velocity context for this request.
* @param rundata The turbine rundata context for this request.
*/
protected void buildConfigureContext( VelocityPortlet portlet,
Context context,
RunData rundata )
{
buildNormalContext( portlet, context, rundata);
setTemplate(rundata, "stock-quote-customize");
}
/**
* Build the normal state content for this portlet.
*
* @param portlet The velocity-based portlet that is being built.
* @param context The velocity context for this request.
* @param rundata The turbine rundata context for this request.
*/
protected void buildNormalContext( VelocityPortlet portlet,
Context context,
RunData rundata )
{
try
{
// Get reference to stock quote web service
StockQuoteService service = (StockQuoteService) TurbineServices.getInstance().
getService(StockQuoteService.SERVICE_NAME);
// Retrieve portlet parameters
String symbols = PortletConfigState.getParameter(portlet, rundata, SYMBOLS, "IBM,MSFT,ORCL,SUNW");
String columns = PortletConfigState.getParameter(portlet, rundata, COLUMNS,
StringUtils.arrayToString(ALL_COLUMNS, ","));
String[] selectedColumnsArray = StringUtils.stringToArray(columns, ",");
// Request stock quote(s) from the stock quote web service
String[] symbolArray = StringUtils.stringToArray(symbols, ",");
StockQuote[] quotes = service.fullQuotes(symbolArray);
// Place appropriate objects in Velocity context
context.put(QUOTES, quotes);
context.put(SELECTED_COLUMNS, selectedColumnsArray);
context.put(COLUMNS, columns);
}
catch (Exception e)
{
// log the error msg
logger.error("Exception", e);
rundata.setMessage("Error in Jetspeed Stock Quotes: " + e.toString());
rundata.setStackTrace(org.apache.turbine.util.StringUtils.stackTrace(e), e);
rundata.setScreenTemplate(JetspeedResources.getString("template.error","Error"));
}
}
}