/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.webui.core;
import java.io.Writer;
import org.exoplatform.commons.serialization.api.annotations.Serialized;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.web.application.AbstractApplicationMessage;
import org.exoplatform.web.application.ApplicationMessage;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.exception.MessageException;
/**
* This is abstract class for Root WebUI component of applications in GateIn. <br/>
* Act as container of WebUI components, it also provide method to show a Popup message
*/
@Serialized
public abstract class UIApplication extends UIContainer {
protected static Log log = ExoLogger.getLogger("portal:UIApplication");
private String owner;
private long lastAccessApplication_;
private UIPopupMessages uiPopupMessages_;
private static final String UIAPPLICATION = "uiapplication";
public UIApplication() {
}
// TODO this looks like not to be used anymore
public String getOwner() {
return owner;
}
// TODO this looks like not to be used anymore
public void setOwner(String s) {
owner = s;
}
/**
* Return the common UIPopupMessages
*
* @return UIPopupMessages
*/
public UIPopupMessages getUIPopupMessages() {
if (uiPopupMessages_ == null) {
try {
uiPopupMessages_ = createUIComponent(UIPopupMessages.class, null, null);
uiPopupMessages_.setId("_" + uiPopupMessages_.hashCode());
} catch (Exception e) {
log.error(e.getMessage(), e);
}
}
return uiPopupMessages_;
}
public void addMessage(AbstractApplicationMessage message) {
getUIPopupMessages().addMessage(message);
}
public void addMessage(ApplicationMessage message) {
addMessage((AbstractApplicationMessage) message);
}
public void clearMessages() {
getUIPopupMessages().clearMessages();
}
public long getLastAccessApplication() {
return lastAccessApplication_;
}
public void setLastAccessApplication(long time) {
lastAccessApplication_ = time;
}
public String getUIComponentName() {
return UIAPPLICATION;
}
@SuppressWarnings("unchecked")
public <T extends UIComponent> T findComponentById(String lookupId) {
if (getUIPopupMessages().getId().equals(lookupId))
return (T) getUIPopupMessages();
return (T) super.findComponentById(lookupId);
}
public void renderChildren() throws Exception {
super.renderChildren();
if (getUIPopupMessages() == null)
return;
WebuiRequestContext context = WebuiRequestContext.getCurrentInstance();
getUIPopupMessages().processRender(context);
}
/**
* Wrap the action processing by a try catch, if there is exceptions, show a popup message
* if no exception the processAction will be delegate to the target of the action request
*/
public void processAction(WebuiRequestContext context) throws Exception {
try {
super.processAction(context);
} catch (MessageException ex) {
addMessage(ex.getDetailMessage());
} catch (Throwable t) {
ApplicationMessage msg = new ApplicationMessage("UIApplication.msg.unknown-error", null, ApplicationMessage.ERROR);
addMessage(msg);
log.error("Error during the processAction phase", t);
}
}
/**
* Triggered when there is Ajax request. <br/>
* This method add xml structure that help PortalHttpRequest.js parse the response
*/
public void renderBlockToUpdate(UIComponent uicomponent, WebuiRequestContext context, Writer w) throws Exception {
w.write("<div class=\"BlockToUpdate\">");
w.append("<div class=\"BlockToUpdateId\">").append(uicomponent.getId()).append("</div>");
w.write("<div class=\"BlockToUpdateData\">");
uicomponent.processRender(context);
w.write("</div>");
w.write("</div>");
}
}