/*
* RHQ Management Platform
* Copyright (C) 2005-2014 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.coregui.client.inventory.groups.definitions;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.smartgwt.client.data.DSRequest;
import com.smartgwt.client.data.DSResponse;
import com.smartgwt.client.data.DataSourceField;
import com.smartgwt.client.data.Record;
import com.smartgwt.client.data.fields.DataSourceIntegerField;
import com.smartgwt.client.data.fields.DataSourceTextField;
import com.smartgwt.client.rpc.RPCResponse;
import com.smartgwt.client.widgets.grid.ListGridRecord;
import org.rhq.core.domain.criteria.ResourceGroupDefinitionCriteria;
import org.rhq.core.domain.resource.group.DuplicateExpressionTypeException;
import org.rhq.core.domain.resource.group.GroupDefinition;
import org.rhq.core.domain.util.PageList;
import org.rhq.coregui.client.CoreGUI;
import org.rhq.coregui.client.gwt.GWTServiceLookup;
import org.rhq.coregui.client.gwt.ResourceGroupGWTServiceAsync;
import org.rhq.coregui.client.util.RPCDataSource;
import org.rhq.coregui.client.util.message.Message;
/**
* @author Greg Hinkle
* @author Joseph Marques
*/
public class GroupDefinitionDataSource extends RPCDataSource<GroupDefinition, ResourceGroupDefinitionCriteria> {
private ResourceGroupGWTServiceAsync groupService = GWTServiceLookup.getResourceGroupService();
private static GroupDefinitionDataSource INSTANCE;
public static GroupDefinitionDataSource getInstance() {
if (INSTANCE == null) {
INSTANCE = new GroupDefinitionDataSource();
}
return INSTANCE;
}
private GroupDefinitionDataSource() {
super();
List<DataSourceField> fields = addDataSourceFields();
addFields(fields);
}
@Override
protected List<DataSourceField> addDataSourceFields() {
List<DataSourceField> fields = super.addDataSourceFields();
DataSourceField idField = new DataSourceIntegerField("id", MSG.common_title_id());
idField.setPrimaryKey(true);
idField.setCanEdit(false);
fields.add(idField);
DataSourceTextField nameField = new DataSourceTextField("name", MSG.common_title_name(), 100, true);
fields.add(nameField);
DataSourceTextField descriptionField = new DataSourceTextField("description", MSG.common_title_description(),
100);
fields.add(descriptionField);
DataSourceTextField expressionField = new DataSourceTextField("expression", MSG.view_dynagroup_expressionSet(),
1000, true);
fields.add(expressionField);
// it is a Long, but there is no DataSourceLongField and I've seen problems trying to use anything other than text field
DataSourceTextField lastCalculationTimeIntervalField = new DataSourceTextField("lastCalculationTime",
MSG.view_dynagroup_lastCalculationTime());
fields.add(lastCalculationTimeIntervalField);
// it is a Long, but there is no DataSourceLongField and I've seen problems trying to use anything other than text field
DataSourceTextField nextCalculationTimeField = new DataSourceTextField("nextCalculationTime",
MSG.view_dynagroup_nextCalculationTime());
fields.add(nextCalculationTimeField);
DataSourceTextField cannedExpressionField = new DataSourceTextField("cannedExpression", "Origin");
fields.add(cannedExpressionField);
return fields;
}
@Override
protected void executeFetch(final DSRequest request, final DSResponse response,
final ResourceGroupDefinitionCriteria criteria) {
groupService.findGroupDefinitionsByCriteria(criteria, new AsyncCallback<PageList<GroupDefinition>>() {
public void onFailure(Throwable caught) {
CoreGUI.getErrorHandler().handleError(MSG.view_dynagroup_definitionLoadFailure(), caught);
response.setStatus(RPCResponse.STATUS_FAILURE);
processResponse(request.getRequestId(), response);
}
public void onSuccess(PageList<GroupDefinition> result) {
setPagingInfo(response, result);
sendSuccessResponse(request, response, result);
}
});
}
@Override
protected ResourceGroupDefinitionCriteria getFetchCriteria(final DSRequest request) {
ResourceGroupDefinitionCriteria criteria = new ResourceGroupDefinitionCriteria();
return criteria;
}
@Override
protected void executeAdd(Record recordToAdd, final DSRequest request, final DSResponse response) {
final GroupDefinition newGroupDefinition = copyValues(recordToAdd);
final String name = newGroupDefinition.getName();
GWTServiceLookup.getResourceGroupService().createGroupDefinition(newGroupDefinition,
new AsyncCallback<GroupDefinition>() {
@Override
public void onFailure(Throwable caught) {
Map<String, String> errors = new HashMap<String, String>();
String msg = caught.getMessage();
String cannotParse = "Cannot parse the expression: ";
if (msg != null && msg.contains(cannotParse)) {
errors.put("expression", msg.substring(msg.indexOf(cannotParse) + cannotParse.length()));
} else {
errors.put("name", MSG.view_dynagroup_definitionAlreadyExists());
}
response.setErrors(errors);
response.setStatus(RPCResponse.STATUS_VALIDATION_ERROR);
processResponse(request.getRequestId(), response);
}
@Override
public void onSuccess(GroupDefinition result) {
CoreGUI.getMessageCenter().notify(new Message(MSG.view_dynagroup_definitionCreated(name)));
response.setData(new Record[] { copyValues(result) });
processResponse(request.getRequestId(), response);
}
});
}
@Override
protected void executeUpdate(Record editedRecord, Record oldRecord, final DSRequest request,
final DSResponse response) {
final GroupDefinition updatedGroupDefinition = copyValues(editedRecord);
final String name = updatedGroupDefinition.getName();
GWTServiceLookup.getResourceGroupService().updateGroupDefinition(updatedGroupDefinition,
new AsyncCallback<Void>() {
@Override
public void onFailure(Throwable caught) {
if (caught instanceof DuplicateExpressionTypeException) {
CoreGUI.getMessageCenter().notify(new Message(caught.getMessage(), Message.Severity.Warning));
} else {
CoreGUI.getErrorHandler().handleError(MSG.view_dynagroup_saveFailure(name), caught);
}
}
@Override
public void onSuccess(Void result) {
CoreGUI.getMessageCenter().notify(new Message(MSG.view_dynagroup_saveSuccessful(name)));
response.setData(new Record[] { copyValues(updatedGroupDefinition) });
processResponse(request.getRequestId(), response);
}
});
}
@Override
public GroupDefinition copyValues(Record from) {
GroupDefinition groupDefinition = new GroupDefinition();
groupDefinition.setId(from.getAttributeAsInt("id"));
groupDefinition.setName(from.getAttributeAsString("name"));
groupDefinition.setDescription(from.getAttributeAsString("description"));
groupDefinition.setExpression(from.getAttributeAsString("expression"));
groupDefinition.setRecursive(from.getAttributeAsBoolean("recursive"));
String recalcInt = from.getAttributeAsString("recalculationInterval");
//groupDefinition.setRecalculationInterval((recalcInt != null) ? Long.parseLong(recalcInt) : 0L);
// convert the recalculation interval from minutes to millis for db storage
groupDefinition.setRecalculationInterval((recalcInt != null) ? Long.parseLong(recalcInt) * 60 * 1000 : 0L);
// modifiedTime, createdTime, and lastCalculationTime are updated by GroupDefinitionManagerBean only
// nextCalculationTime is a non-persistent, derived field
return groupDefinition;
}
@Override
public ListGridRecord copyValues(GroupDefinition from) {
ListGridRecord record = new ListGridRecord();
record.setAttribute("id", from.getId());
record.setAttribute("name", from.getName());
record.setAttribute("description", from.getDescription());
record.setAttribute("expression", from.getExpression());
record.setAttribute("recursive", from.isRecursive());
record.setAttribute("cannedExpression", from.getCannedExpression());
// convert millis to minutes for display
long recalcIntervalLong = from.getRecalculationInterval() / (60 * 1000);
record.setAttribute("recalculationInterval", convertLongToString(recalcIntervalLong));
record.setAttribute("modifiedTime", from.getModifiedTime());
record.setAttribute("createdTime", from.getCreatedTime());
record.setAttribute("lastCalculationTime", convertLongToString(from.getLastCalculationTime()));
record.setAttribute("nextCalculationTime", convertLongToString(from.getNextCalculationTime())); // derived
//record.setAttribute("object", from);
return record;
}
private String convertLongToString(Long val) {
String ret = null;
if (val != null) {
ret = Long.toString(val.longValue());
}
return ret;
}
}