/*
* RHQ Management Platform
* Copyright (C) 2005-2010 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.enterprise.gui.subsystem;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Set;
import javax.faces.application.FacesMessage;
import javax.faces.model.DataModel;
import javax.faces.model.SelectItem;
import javax.servlet.http.HttpServletRequest;
import org.rhq.core.domain.alert.AlertCondition;
import org.rhq.core.domain.alert.AlertConditionCategory;
import org.rhq.core.domain.alert.composite.AlertDefinitionComposite;
import org.rhq.core.domain.auth.Subject;
import org.rhq.core.domain.resource.Resource;
import org.rhq.core.domain.util.PageControl;
import org.rhq.core.domain.util.PageList;
import org.rhq.core.gui.util.FacesContextUtility;
import org.rhq.core.util.IntExtractor;
import org.rhq.core.util.collection.ArrayUtils;
import org.rhq.enterprise.gui.common.converter.SelectItemUtils;
import org.rhq.enterprise.gui.common.paging.PageControlView;
import org.rhq.enterprise.gui.common.paging.ResourceNameDisambiguatingPagedListDataModel;
import org.rhq.enterprise.gui.legacy.action.resource.common.monitor.alerts.AlertDefUtil;
import org.rhq.enterprise.gui.util.EnterpriseFacesContextUtility;
import org.rhq.enterprise.server.alert.AlertDefinitionManagerLocal;
import org.rhq.enterprise.server.alert.AlertTemplateManagerLocal;
import org.rhq.enterprise.server.alert.GroupAlertDefinitionManagerLocal;
import org.rhq.enterprise.server.subsystem.AlertSubsystemManagerLocal;
import org.rhq.enterprise.server.util.LookupUtil;
/**
* @author Joseph Marques
*/
public class SubsystemAlertDefinitionUIBean extends SubsystemView {
public static final String MANAGED_BEAN_NAME = "SubsystemAlertDefinitionUIBean";
private static final String FORM_PREFIX = "alertDefinitionSubsystemForm:";
private final String CALENDAR_SUFFIX = "InputDate";
private AlertSubsystemManagerLocal manager = LookupUtil.getAlertSubsystemManager();
private AlertDefinitionManagerLocal alertDefinitionManager = LookupUtil.getAlertDefinitionManager();
private GroupAlertDefinitionManagerLocal groupAlertDefinitionManager = LookupUtil.getGroupAlertDefinitionManager();
private AlertTemplateManagerLocal alertTemplateManager = LookupUtil.getAlertTemplateManager();
private static String datePattern;
private String resourceFilter;
private String parentFilter;
private Date dateBeginFilter;
private Date dateEndFilter;
private String categoryFilter;
private SelectItem[] categoryFilterItems;
private IntExtractor<AlertDefinitionComposite> RESOURCE_ID_EXTRACTOR = new IntExtractor<AlertDefinitionComposite>() {
public int extract(AlertDefinitionComposite object) {
Resource resource = object.getAlertDefinition().getResource();
return resource == null ? 0 : resource.getId();
}
};
public SubsystemAlertDefinitionUIBean() {
datePattern = EnterpriseFacesContextUtility.getWebUser().getWebPreferences().getDateTimeDisplayPreferences()
.getDateTimeFormatTrigger();
categoryFilterItems = SelectItemUtils.convertFromEnum(AlertConditionCategory.class, true);
categoryFilter = (String) categoryFilterItems[0].getValue();
}
public String getDatePattern() {
return datePattern;
}
public String getResourceFilter() {
return resourceFilter;
}
public void setResourceFilter(String resourceFilter) {
this.resourceFilter = resourceFilter;
}
public String getParentFilter() {
return parentFilter;
}
public void setParentFilter(String parentFilter) {
this.parentFilter = parentFilter;
}
public Date getDateBeginFilter() {
return dateBeginFilter;
}
public void setDateBeginFilter(Date dateSubmittedFilter) {
this.dateBeginFilter = dateSubmittedFilter;
}
public Date getDateEndFilter() {
return dateEndFilter;
}
public void setDateEndFilter(Date dateCompletedFilter) {
this.dateEndFilter = dateCompletedFilter;
}
public String getCategoryFilter() {
return categoryFilter;
}
public void setCategoryFilter(String statusFilter) {
this.categoryFilter = statusFilter;
}
public SelectItem[] getCategoryFilterItems() {
return categoryFilterItems;
}
public void setCategoryFilterItems(SelectItem[] statusFilterItems) {
this.categoryFilterItems = statusFilterItems;
}
public String deleteSelected() {
Integer[] selected = getSelectedItems();
try {
Subject subject = getSubject();
List<Integer> resourceDefinitions = new ArrayList<Integer>();
List<Integer> groupDefinitions = new ArrayList<Integer>();
List<Integer> typeDefinitions = new ArrayList<Integer>();
for (Integer definitionId : selected) {
if (alertDefinitionManager.isTemplate(definitionId)) {
typeDefinitions.add(definitionId);
} else if (alertDefinitionManager.isGroupAlertDefinition(definitionId)) {
groupDefinitions.add(definitionId);
} else {
resourceDefinitions.add(definitionId);
}
}
// delete resources first
alertDefinitionManager.removeAlertDefinitions(subject, ArrayUtils.unwrapCollection(resourceDefinitions));
// then delete templates and group alert defs, which are both tolerant of missing child definitions
groupAlertDefinitionManager.removeGroupAlertDefinitions(subject,
groupDefinitions.toArray(new Integer[groupDefinitions.size()]));
alertTemplateManager.removeAlertTemplates(subject,
typeDefinitions.toArray(new Integer[typeDefinitions.size()]));
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Deleted selected alert definitions.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Failed to delete selected alert definitions.",
e);
}
return "success";
}
public String disableSelected() {
Integer[] selected = getSelectedItems();
try {
Subject subject = getSubject();
List<Integer> resourceDefinitions = new ArrayList<Integer>();
List<Integer> groupDefinitions = new ArrayList<Integer>();
List<Integer> typeDefinitions = new ArrayList<Integer>();
for (Integer definitionId : selected) {
if (alertDefinitionManager.isTemplate(definitionId)) {
typeDefinitions.add(definitionId);
} else if (alertDefinitionManager.isGroupAlertDefinition(definitionId)) {
groupDefinitions.add(definitionId);
} else {
resourceDefinitions.add(definitionId);
}
}
// delete resources first
alertDefinitionManager.disableAlertDefinitions(subject, ArrayUtils.unwrapCollection(resourceDefinitions));
//resourceDefinitions.toArray(new int[resourceDefinitions.size()]));
// then delete templates and group alert defs, which are both tolerant of missing child definitions
groupAlertDefinitionManager.disableGroupAlertDefinitions(subject,
groupDefinitions.toArray(new Integer[groupDefinitions.size()]));
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Disable selected alert definitions.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR,
"Failed to disable selected alert definitions.", e);
}
return "success";
}
public String enableSelected() {
Integer[] selected = getSelectedItems();
try {
Subject subject = getSubject();
List<Integer> resourceDefinitions = new ArrayList<Integer>();
List<Integer> groupDefinitions = new ArrayList<Integer>();
List<Integer> typeDefinitions = new ArrayList<Integer>();
for (Integer definitionId : selected) {
if (alertDefinitionManager.isTemplate(definitionId)) {
typeDefinitions.add(definitionId);
} else if (alertDefinitionManager.isGroupAlertDefinition(definitionId)) {
groupDefinitions.add(definitionId);
} else {
resourceDefinitions.add(definitionId);
}
}
// delete resources first
alertDefinitionManager.enableAlertDefinitions(subject, ArrayUtils.unwrapCollection(resourceDefinitions));
// then delete templates and group alert defs, which are both tolerant of missing child definitions
groupAlertDefinitionManager.enableGroupAlertDefinitions(subject,
groupDefinitions.toArray(new Integer[groupDefinitions.size()]));
FacesContextUtility.addMessage(FacesMessage.SEVERITY_INFO, "Enable selected alert definitions.");
} catch (Exception e) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Failed to enable selected alert definitions.",
e);
}
return "success";
}
@Override
public DataModel getDataModel() {
if (dataModel == null) {
dataModel = new ResultsDataModel(PageControlView.SubsystemAlertDefinition, MANAGED_BEAN_NAME);
}
return dataModel;
}
private class ResultsDataModel extends ResourceNameDisambiguatingPagedListDataModel<AlertDefinitionComposite> {
public ResultsDataModel(PageControlView view, String beanName) {
super(view, beanName, true);
}
@Override
public PageList<AlertDefinitionComposite> fetchDataForPage(PageControl pc) {
getDataFromRequest();
String resourceFilter = getResourceFilter();
String parentFilter = getParentFilter();
Long startMillis = getDateBeginFilter() == null ? null : getDateBeginFilter().getTime();
Long endMillis = getDateEndFilter() == null ? null : getDateEndFilter().getTime();
String cleansedStatus = SelectItemUtils.cleanse(getCategoryFilter());
AlertConditionCategory category = cleansedStatus == null ? null : AlertConditionCategory
.valueOf(cleansedStatus);
PageList<AlertDefinitionComposite> result;
result = manager.getAlertDefinitions(getSubject(), resourceFilter, parentFilter, startMillis, endMillis,
category, pc);
// format UI-layer display column attribute values
HttpServletRequest request = FacesContextUtility.getRequest();
for (AlertDefinitionComposite history : result) {
Set<AlertCondition> acs = history.getAlertDefinition().getConditions();
if (acs.size() > 1) {
history.setConditionText("Multiple Conditions");
} else if (acs.size() == 1) {
AlertCondition condition = acs.iterator().next();
String displayText = AlertDefUtil.formatAlertConditionForDisplay(condition, request);
history.setConditionText(displayText);
} else {
history.setConditionText("No Conditions");
}
}
return result;
}
protected IntExtractor<AlertDefinitionComposite> getResourceIdExtractor() {
return RESOURCE_ID_EXTRACTOR;
}
private void getDataFromRequest() {
SubsystemAlertDefinitionUIBean outer = SubsystemAlertDefinitionUIBean.this;
outer.resourceFilter = FacesContextUtility.getOptionalRequestParameter(FORM_PREFIX + "resourceFilter");
outer.parentFilter = FacesContextUtility.getOptionalRequestParameter(FORM_PREFIX + "parentFilter");
outer.dateBeginFilter = getDate(FacesContextUtility.getOptionalRequestParameter(FORM_PREFIX
+ "dateBeginFilter" + CALENDAR_SUFFIX));
outer.dateEndFilter = getDate(FacesContextUtility.getOptionalRequestParameter(FORM_PREFIX + "dateEndFilter"
+ CALENDAR_SUFFIX));
outer.categoryFilter = FacesContextUtility.getOptionalRequestParameter(FORM_PREFIX + "categoryFilter");
}
private Date getDate(String dateAsString) {
if (dateAsString == null || dateAsString.trim().equals("")) {
return null;
}
try {
String datePattern = getDatePattern();
return new SimpleDateFormat(datePattern).parse(dateAsString);
} catch (ParseException pe) {
FacesContextUtility.addMessage(FacesMessage.SEVERITY_ERROR, "Could not parse '" + dateAsString
+ "' using the following format '" + datePattern + "'");
}
return null;
}
}
}