public void beforeRenderComponent() {
super.beforeRenderComponent();
// Initialize the dashboard (loads all its kpi panels)
DashboardHandler.lookup().getCurrentDashboard();
// Get the filter.
DashboardFilter filter = getFilter();
// Check all visible properties exist.
Iterator props = properties.iterator();
while (props.hasNext()) {
DashboardFilterProperty dashboardFilterProperty = (DashboardFilterProperty) props.next();
if (!dashboardFilterProperty.isPropertyAlive()) props.remove();
}
// Check if filtered properties for this filter component are already in dashboard filter.
DashboardFilterProperty[] beingFilteredProps = getBeingFilteredProperties();
for (int i = 0; i < beingFilteredProps.length; i++) {
List dfProperties = Arrays.asList(filter.getPropertyIds());
DashboardFilterProperty beignFilteredProp = beingFilteredProps[i];
if (!dfProperties.contains(beignFilteredProp.getPropertyId()))
beignFilteredProp.setBeignFiltered(false);
}
// Check filtered properties and hide from available filter properties (set property not
// visible)
String[] propIds = filter.getPropertyIds();
for (int i = 0; i < propIds.length; i++) {
String propId = propIds[i];
DashboardFilterProperty prop = getDashboardFilterProperty(propId);
if (prop == null) {
DashboardFilterProperty parentProperty = filter.getPropertyInParentDashboards(propId);
if (parentProperty != null) {
prop =
new DashboardFilterProperty(
parentProperty.getDataProviderCode(), propId, getFilter(), null, true);
properties.add(prop);
}
} else {
prop.setBeignFiltered(true);
}
}
}
// Return if is needed to serialize and save properties after this call because properties that
// does not exist on current filter or data providers must be deleted from persistence.
// return: must clear serialized trash properties after deserialize process saving this data.
public boolean deserializeComponentData(String serializedData) throws Exception {
// Load options and visible properties
if (serializedData == null || serializedData.trim().length() == 0) {
log.info("No data to deserialize.");
return false;
}
DOMParser parser = new DOMParser();
parser.parse(new InputSource(new StringReader(serializedData)));
Document doc = parser.getDocument();
NodeList nodes = doc.getElementsByTagName("dashboard_filter");
if (nodes.getLength() > 1) {
log.error("Each dashboard filter component just can parse one <dashboard_filter>");
return false;
}
if (nodes.getLength() == 0) {
log.info("No data to deserialize.");
return false;
}
boolean needsToSerializeAfter = false;
serializedProperties = serializedData;
Node rootNode = nodes.item(0);
nodes = rootNode.getChildNodes();
for (int x = 0; x < nodes.getLength(); x++) {
Node node = nodes.item(x);
if (node.getNodeName().equals("property")) {
// Parse visible properties.
String dataProviderCode = node.getAttributes().getNamedItem("providerCode").getNodeValue();
String propertyId = node.getAttributes().getNamedItem("id").getNodeValue();
String sectionId = null;
boolean visible = false;
NodeList subnodes = node.getChildNodes();
for (int i = 0; i < subnodes.getLength(); i++) {
Node subnode = subnodes.item(i);
if (subnode.getNodeName().equals("section")) {
sectionId = subnode.getFirstChild().getNodeValue();
}
if (subnode.getNodeName().equals("visible")) {
visible = Boolean.valueOf(subnode.getFirstChild().getNodeValue()).booleanValue();
}
}
Long lSectionId = sectionId != null ? Long.decode(sectionId) : null;
DashboardFilterProperty filterProp =
new DashboardFilterProperty(
dataProviderCode, propertyId, getFilter(), lSectionId, true);
filterProp.setVisible(visible);
if (filterProp.isPropertyAlive()) properties.add(filterProp);
else needsToSerializeAfter = true;
} else if (node.getNodeName().equals("options")) {
// Parse component options.
NodeList options = node.getChildNodes();
String showRefreshButton = null;
String showPropertyNames = null;
String showClearButton = null;
String showApplyButton = null;
String showSubmitOnChange = null;
String showShortViewMode = null;
String showLegend = null;
String showAutoRefresh = null;
for (int i = 0; i < options.getLength(); i++) {
Node option = options.item(i);
if (option.getNodeName().equals("showRefreshButton"))
showRefreshButton = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showPropertyNames"))
showPropertyNames = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showClearButton"))
showClearButton = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showApplyhButton"))
showApplyButton = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showSubmitOnChange"))
showSubmitOnChange = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("shortViewMode"))
showShortViewMode = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showLegend"))
showLegend = option.getFirstChild().getNodeValue();
if (option.getNodeName().equals("showAutoRefresh"))
showAutoRefresh = option.getFirstChild().getNodeValue();
}
this.showPropertyNames = Boolean.valueOf(showPropertyNames).booleanValue();
this.showRefreshButton = Boolean.valueOf(showRefreshButton).booleanValue();
this.showApplyButton = Boolean.valueOf(showApplyButton).booleanValue();
this.showClearButton = Boolean.valueOf(showClearButton).booleanValue();
this.showSubmitOnChange = Boolean.valueOf(showSubmitOnChange).booleanValue();
this.isShortMode = Boolean.valueOf(showShortViewMode).booleanValue();
this.showLegend = Boolean.valueOf(showLegend).booleanValue();
this.showAutoRefresh = Boolean.valueOf(showAutoRefresh).booleanValue();
// Enable auto-refresh if necessary on start.
if (this.showAutoRefresh) setRefreshEnabled(true);
}
}
return needsToSerializeAfter;
}
public CommandResponse actionFilter(CommandRequest request) {
try {
// Init attributes for start applying the filter.
filterPropertyErrors.clear();
// Parse parameters and set the filter.
Iterator visiblePropertiesIt = properties.iterator();
while (visiblePropertiesIt.hasNext()) {
DashboardFilterProperty dashboardFilterProperty =
(DashboardFilterProperty) visiblePropertiesIt.next();
// Is property already in the dashboard filter?. Then is not possible to filter by this
// property, it's already added to dashboard filter.
if (dashboardFilterProperty.isBeingFiltered()) continue;
if (!dashboardFilterProperty.isPropertyAlive()) {
log.warn(
"Trying to filter by "
+ dashboardFilterProperty.getPropertyId()
+ ". This property is not in any dataset.");
continue;
}
if (!dashboardFilterProperty.isVisible()) continue;
Object[] result;
try {
result =
requestProcessor.parseDashboardProperty(
request.getRequestObject(), dashboardFilterProperty);
} catch (Exception e) {
log.error("Error parsing property " + dashboardFilterProperty.getPropertyId() + ".", e);
continue;
}
if (result.length != 3) {
log.error(
"Error parsing property: '"
+ dashboardFilterProperty.getPropertyId()
+ "' for dataProvider: '"
+ dashboardFilterProperty.getDataProviderCode()
+ "'");
continue;
}
Collection allowedValues = (Collection) result[0];
Object minValue = result[1];
Object maxValue = result[2];
if (allowedValues == null && minValue == null && maxValue == null) continue;
// Set the filter with this property.
Dashboard currentDashboard = DashboardHandler.lookup().getCurrentDashboard();
if (currentDashboard.filter(
dashboardFilterProperty.getPropertyId(),
minValue,
true,
maxValue,
true,
allowedValues,
FilterByCriteria.ALLOW_ANY)) {
return new ShowCurrentScreenResponse();
}
}
} catch (Exception e) {
log.error("Error trying to filter properties for dashboard", e);
}
return null;
}
