/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. The ASF licenses this file to You
* 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. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.roller.weblogger.ui.struts2.common;
import java.util.Collections;
import java.util.List;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.roller.weblogger.WebloggerException;
import org.apache.roller.weblogger.business.WebloggerFactory;
import org.apache.roller.weblogger.business.pings.PingTargetManager;
import org.apache.roller.weblogger.pojos.PingTarget;
import org.apache.roller.weblogger.ui.struts2.util.UIAction;
/**
* Base implementation for action that lists available ping targets and can
* handle deletion of a single ping target (with confirmation).
*/
public abstract class PingTargetsBase extends UIAction {
// list of available ping targets
private List pingTargets = Collections.EMPTY_LIST;
// ping target we are working on, if any
private PingTarget pingTarget = null;
// id of the ping target to work on
private String pingTargetId = null;
// get logger
protected abstract Log getLogger();
// load up list of ping targets
protected abstract void loadPingTargets();
// prepare method needs to set ping targets list
public void myPrepare() {
// load list of ping targets
loadPingTargets();
// load specified ping target if possible
if(!StringUtils.isEmpty(getPingTargetId())) {
try {
PingTargetManager pingTargetMgr = WebloggerFactory.getWeblogger().getPingTargetManager();
setPingTarget(pingTargetMgr.getPingTarget(getPingTargetId()));
} catch (WebloggerException ex) {
getLogger().error("Error looking up ping target - "+getPingTargetId(), ex);
}
}
}
/**
* Display the ping targets.
*/
public String execute() {
return LIST;
}
/**
* Delete a ping target (load delete confirmation view).
*/
public String deleteConfirm() {
if(getPingTarget() != null) {
setPageTitle("pingTarget.confirmRemoveTitle");
return "confirm";
} else {
// TODO: i18n
addError("Cannot delete ping target: " + getPingTargetId());
}
return LIST;
}
/**
* Delete a ping target.
*/
public String delete() {
if(getPingTarget() != null) {
try {
PingTargetManager pingTargetMgr = WebloggerFactory.getWeblogger().getPingTargetManager();
pingTargetMgr.removePingTarget(getPingTarget());
WebloggerFactory.getWeblogger().flush();
// remove deleted target from list
getPingTargets().remove(getPingTarget());
// TODO: i18n
addMessage("Successfully deleted ping target: "+getPingTarget().getName());
} catch (WebloggerException ex) {
getLogger().error("Error deleting ping target - "+getPingTargetId(), ex);
// TODO: i18n
addError("Error deleting ping target - "+getPingTargetId());
}
} else {
// TODO: i18n
addError("Cannot delete ping target: " + getPingTargetId());
}
return LIST;
}
public List getPingTargets() {
return pingTargets;
}
public void setPingTargets(List pingTargets) {
this.pingTargets = pingTargets;
}
public PingTarget getPingTarget() {
return pingTarget;
}
public void setPingTarget(PingTarget pingTarget) {
this.pingTarget = pingTarget;
}
public String getPingTargetId() {
return pingTargetId;
}
public void setPingTargetId(String pingTargetId) {
this.pingTargetId = pingTargetId;
}
}