org.primefaces.component.datatable.DataTable Maven / Gradle / Ivy
/*
* The MIT License
*
* Copyright (c) 2009-2024 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.component.datatable;
import java.util.*;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import javax.el.ELContext;
import javax.el.ValueExpression;
import javax.faces.FacesException;
import javax.faces.application.ResourceDependency;
import javax.faces.component.UIComponent;
import javax.faces.component.visit.VisitCallback;
import javax.faces.component.visit.VisitContext;
import javax.faces.context.FacesContext;
import javax.faces.event.*;
import javax.faces.model.*;
import org.primefaces.PrimeFaces;
import org.primefaces.component.api.DynamicColumn;
import org.primefaces.component.api.UIColumn;
import org.primefaces.component.column.Column;
import org.primefaces.component.columngroup.ColumnGroup;
import org.primefaces.component.columns.Columns;
import org.primefaces.component.datatable.feature.DataTableFeatures;
import org.primefaces.component.datatable.feature.FilterFeature;
import org.primefaces.component.headerrow.HeaderRow;
import org.primefaces.component.row.Row;
import org.primefaces.component.rowexpansion.RowExpansion;
import org.primefaces.component.subtable.SubTable;
import org.primefaces.component.summaryrow.SummaryRow;
import org.primefaces.event.*;
import org.primefaces.event.data.FilterEvent;
import org.primefaces.event.data.PageEvent;
import org.primefaces.event.data.SortEvent;
import org.primefaces.model.*;
import org.primefaces.util.*;
@ResourceDependency(library = "primefaces", name = "components.css")
@ResourceDependency(library = "primefaces", name = "jquery/jquery.js")
@ResourceDependency(library = "primefaces", name = "jquery/jquery-plugins.js")
@ResourceDependency(library = "primefaces", name = "core.js")
@ResourceDependency(library = "primefaces", name = "touch/touchswipe.js")
@ResourceDependency(library = "primefaces", name = "components.js")
public class DataTable extends DataTableBase {
public static final String COMPONENT_TYPE = "org.primefaces.component.DataTable";
public static final String CONTAINER_CLASS = "ui-datatable ui-widget";
public static final String TABLE_WRAPPER_CLASS = "ui-datatable-tablewrapper";
public static final String REFLOW_CLASS = "ui-datatable-reflow";
public static final String RTL_CLASS = "ui-datatable-rtl";
public static final String COLUMN_HEADER_CLASS = "ui-state-default";
public static final String DYNAMIC_COLUMN_HEADER_CLASS = "ui-dynamic-column";
public static final String COLUMN_HEADER_CONTAINER_CLASS = "ui-header-column";
public static final String COLUMN_FOOTER_CLASS = "ui-state-default";
public static final String COLUMN_FOOTER_CONTAINER_CLASS = "ui-footer-column";
public static final String DATA_CLASS = "ui-datatable-data ui-widget-content";
public static final String ROW_CLASS = "ui-widget-content";
public static final String SELECTABLE_ROW_CLASS = "ui-datatable-selectable";
public static final String EMPTY_MESSAGE_ROW_CLASS = "ui-widget-content ui-datatable-empty-message";
public static final String HEADER_CLASS = "ui-datatable-header ui-widget-header ui-corner-top";
public static final String FOOTER_CLASS = "ui-datatable-footer ui-widget-header ui-corner-bottom";
public static final String SORTABLE_COLUMN_CLASS = "ui-sortable-column";
public static final String SORTABLE_COLUMN_ICON_CLASS = "ui-sortable-column-icon ui-icon ui-icon-carat-2-n-s";
public static final String SORTABLE_COLUMN_ASCENDING_ICON_CLASS = "ui-sortable-column-icon ui-icon ui-icon ui-icon-carat-2-n-s ui-icon-triangle-1-n";
public static final String SORTABLE_COLUMN_DESCENDING_ICON_CLASS = "ui-sortable-column-icon ui-icon ui-icon ui-icon-carat-2-n-s ui-icon-triangle-1-s";
public static final String SORTABLE_PRIORITY_CLASS = "ui-sortable-column-badge ui-helper-hidden";
public static final String STATIC_COLUMN_CLASS = "ui-static-column";
public static final String UNSELECTABLE_COLUMN_CLASS = "ui-column-unselectable";
public static final String HIDDEN_COLUMN_CLASS = "ui-helper-hidden";
public static final String FILTER_COLUMN_CLASS = "ui-filter-column";
public static final String COLUMN_TITLE_CLASS = "ui-column-title";
public static final String COLUMN_FILTER_CLASS = "ui-column-filter ui-widget ui-state-default ui-corner-left";
public static final String COLUMN_INPUT_FILTER_CLASS = "ui-column-filter ui-inputfield ui-inputtext ui-widget ui-state-default ui-corner-all";
public static final String COLUMN_CUSTOM_FILTER_CLASS = "ui-column-customfilter";
public static final String RESIZABLE_COLUMN_CLASS = "ui-resizable-column";
public static final String DRAGGABLE_COLUMN_CLASS = "ui-draggable-column";
public static final String EXPANDED_ROW_CLASS = "ui-expanded-row";
public static final String EXPANDED_ROW_CONTENT_CLASS = "ui-expanded-row-content";
public static final String ROW_TOGGLER_CLASS = "ui-row-toggler";
public static final String EDITABLE_COLUMN_CLASS = "ui-editable-column";
public static final String CELL_EDITOR_CLASS = "ui-cell-editor";
public static final String CELL_EDITOR_INPUT_CLASS = "ui-cell-editor-input";
public static final String CELL_EDITOR_OUTPUT_CLASS = "ui-cell-editor-output";
public static final String CELL_EDITOR_DISABLED_CLASS = "ui-cell-editor-disabled";
public static final String ROW_EDITOR_COLUMN_CLASS = "ui-row-editor-column";
public static final String ROW_EDITOR_CLASS = "ui-row-editor ui-helper-clearfix";
public static final String SELECTION_COLUMN_CLASS = "ui-selection-column";
public static final String GROUPED_COLUMN_CLASS = "ui-grouped-column";
public static final String EVEN_ROW_CLASS = "ui-datatable-even";
public static final String ODD_ROW_CLASS = "ui-datatable-odd";
public static final String SCROLLABLE_CONTAINER_CLASS = "ui-datatable-scrollable";
public static final String SCROLLABLE_HEADER_CLASS = "ui-widget-header ui-datatable-scrollable-header";
public static final String SCROLLABLE_HEADER_BOX_CLASS = "ui-datatable-scrollable-header-box";
public static final String SCROLLABLE_BODY_CLASS = "ui-datatable-scrollable-body";
public static final String SCROLLABLE_FOOTER_CLASS = "ui-widget-header ui-datatable-scrollable-footer";
public static final String SCROLLABLE_FOOTER_BOX_CLASS = "ui-datatable-scrollable-footer-box";
public static final String VIRTUALSCROLL_WRAPPER_CLASS = "ui-datatable-virtualscroll-wrapper";
public static final String VIRTUALSCROLL_TABLE_CLASS = "ui-datatable-virtualscroll-table";
public static final String COLUMN_RESIZER_CLASS = "ui-column-resizer";
public static final String RESIZABLE_CONTAINER_CLASS = "ui-datatable-resizable";
public static final String SUBTABLE_HEADER = "ui-datatable-subtable-header";
public static final String SUBTABLE_FOOTER = "ui-datatable-subtable-footer";
public static final String SUMMARY_ROW_CLASS = "ui-datatable-summaryrow ui-widget-header";
public static final String HEADER_ROW_CLASS = "ui-rowgroup-header ui-datatable-headerrow ui-widget-header";
public static final String ROW_GROUP_TOGGLER_CLASS = "ui-rowgroup-toggler";
public static final String ROW_GROUP_TOGGLER_OPEN_ICON_CLASS = "ui-rowgroup-toggler-icon ui-icon ui-icon-circle-triangle-s";
public static final String ROW_GROUP_TOGGLER_CLOSED_ICON_CLASS = "ui-rowgroup-toggler-icon ui-icon ui-icon-circle-triangle-e";
public static final String EDITING_ROW_CLASS = "ui-row-editing";
public static final String STICKY_HEADER_CLASS = "ui-datatable-sticky";
public static final String SORT_LABEL = "primefaces.datatable.SORT_LABEL";
public static final String SORT_ASC = "primefaces.datatable.SORT_ASC";
public static final String SORT_DESC = "primefaces.datatable.SORT_DESC";
public static final String STRIPED_ROWS_CLASS = "ui-datatable-striped";
public static final String GRIDLINES_CLASS = "ui-datatable-gridlines";
public static final String SMALL_SIZE_CLASS = "ui-datatable-sm";
public static final String LARGE_SIZE_CLASS = "ui-datatable-lg";
private static final Logger LOGGER = Logger.getLogger(DataTable.class.getName());
private static final Map> BEHAVIOR_EVENT_MAPPING = MapBuilder.>builder()
.put("page", PageEvent.class)
.put("sort", SortEvent.class)
.put("filter", FilterEvent.class)
.put("rowSelect", SelectEvent.class)
.put("rowUnselect", UnselectEvent.class)
.put("rowEdit", RowEditEvent.class)
.put("rowEditInit", RowEditEvent.class)
.put("rowEditCancel", RowEditEvent.class)
.put("colResize", ColumnResizeEvent.class)
.put("toggleSelect", ToggleSelectEvent.class)
.put("colReorder", null)
.put("contextMenu", SelectEvent.class)
.put("rowSelectRadio", SelectEvent.class)
.put("rowSelectCheckbox", SelectEvent.class)
.put("rowUnselectCheckbox", UnselectEvent.class)
.put("rowDblselect", SelectEvent.class)
.put("rowToggle", ToggleEvent.class)
.put("cellEditInit", CellEditEvent.class)
.put("cellEdit", CellEditEvent.class)
.put("rowReorder", ReorderEvent.class)
.put("tap", SelectEvent.class)
.put("taphold", SelectEvent.class)
.put("cellEditCancel", CellEditEvent.class)
.put("virtualScroll", PageEvent.class)
.put("liveScroll", PageEvent.class)
.build();
private static final Collection EVENT_NAMES = BEHAVIOR_EVENT_MAPPING.keySet();
private boolean reset = false;
private List columns;
private final Map deferredEvents = new HashMap<>(1);
protected enum InternalPropertyKeys {
filterByAsMap,
sortByAsMap,
visibleColumnsAsMap,
resizableColumnsAsMap,
selectedRowKeys,
selectAll,
expandedRowKeys,
columnMeta,
width;
}
public boolean shouldEncodeFeature(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_encodeFeature");
}
public boolean isFullUpdateRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_fullUpdate");
}
public boolean isRowEditRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_rowEditAction");
}
public boolean isRowEditInitRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_rowEditInit");
}
public boolean isCellEditCancelRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_cellEditCancel");
}
public boolean isCellEditInitRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_cellEditInit");
}
public boolean isClientCacheRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_clientCache");
}
public boolean isPageStateRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_pageState");
}
public boolean isScrollingRequest(FacesContext context) {
return context.getExternalContext().getRequestParameterMap().containsKey(getClientId(context) + "_scrolling");
}
public boolean isRowEditCancelRequest(FacesContext context) {
Map params = context.getExternalContext().getRequestParameterMap();
String value = params.get(getClientId(context) + "_rowEditAction");
return "cancel".equals(value);
}
public boolean hasSelectionColumn() {
for (int i = 0; i < getChildCount(); i++) {
UIComponent child = getChildren().get(i);
if (child.isRendered() && (child instanceof Column)) {
boolean selectionBox = ((Column) child).isSelectionBox();
if (selectionBox) {
return true;
}
}
}
return false;
}
public boolean isSelectionEnabled() {
return getSelectionMode() != null;
}
public boolean isSingleSelectionMode() {
String selectionMode = getSelectionMode();
return "single".equalsIgnoreCase(selectionMode);
}
@Override
public void processEvent(ComponentSystemEvent event) throws AbortProcessingException {
super.processEvent(event);
// restored filter-state if it was filtered in the previous request
if (event instanceof PostRestoreStateEvent
&& this == event.getComponent()
&& isFilteringEnabled()
&& isFilteringCurrentlyActive()
&& !isLazy()) {
// restore "value" from "filteredValue" - we must work on filtered data
// in future we might remember filtered rowKeys and skip them while rendering instead of doing it this way
ValueExpression ve = getValueExpression(PropertyKeys.filteredValue.name());
if (ve != null) {
List filteredValue = getFilteredValue();
if (filteredValue != null) {
setValue(convertIntoObjectValueType(getFacesContext(), this, filteredValue));
}
}
else {
// trigger filter as previous requests were filtered
// in older PF versions, we stored the filtered data in the viewstate but this blows up memory
// and caused bugs with editing and serialization like #7999
filterAndSort();
}
}
}
@Override
public void processValidators(FacesContext context) {
super.processValidators(context);
//filters need to be decoded during PROCESS_VALIDATIONS phase,
//so that local values of each filters are properly converted and validated
FilterFeature feature = DataTableFeatures.filterFeature();
if (feature.shouldDecode(context, this)) {
feature.decode(context, this);
AjaxBehaviorEvent event = deferredEvents.get("filter");
if (event != null) {
FilterEvent wrappedEvent = new FilterEvent(this, event.getBehavior(), getFilterByAsMap());
wrappedEvent.setPhaseId(PhaseId.PROCESS_VALIDATIONS);
super.queueEvent(wrappedEvent);
}
}
}
@Override
public void processUpdates(FacesContext context) {
super.processUpdates(context);
// GitHub #8992: Must set mutate the filter value
Map filterBy = getFilterByAsMap();
ELContext elContext = context.getELContext();
for (FilterMeta filter : filterBy.values()) {
UIColumn column = findColumn(filter.getColumnKey());
if (column == null) {
continue;
}
ValueExpression columnFilterValueVE = column.getValueExpression(Column.PropertyKeys.filterValue.toString());
if (columnFilterValueVE == null || columnFilterValueVE.isReadOnly(elContext)) {
continue;
}
if (column.isDynamic()) {
DynamicColumn dynamicColumn = (DynamicColumn) column;
dynamicColumn.applyStatelessModel();
columnFilterValueVE.setValue(elContext, filter.getFilterValue());
dynamicColumn.cleanStatelessModel();
}
else {
columnFilterValueVE.setValue(elContext, filter.getFilterValue());
}
}
}
@Override
public void queueEvent(FacesEvent event) {
FacesContext context = getFacesContext();
if (ComponentUtils.isRequestSource(this, context) && event instanceof AjaxBehaviorEvent) {
setRowIndex(-1);
Map params = context.getExternalContext().getRequestParameterMap();
String eventName = params.get(Constants.RequestParams.PARTIAL_BEHAVIOR_EVENT_PARAM);
String clientId = getClientId(context);
FacesEvent wrapperEvent = null;
AjaxBehaviorEvent behaviorEvent = (AjaxBehaviorEvent) event;
if ("rowSelect".equals(eventName) || "rowSelectRadio".equals(eventName) || "contextMenu".equals(eventName)
|| "rowSelectCheckbox".equals(eventName) || "rowDblselect".equals(eventName)) {
String rowKey = params.get(clientId + "_instantSelectedRowKey");
wrapperEvent = new SelectEvent<>(this, behaviorEvent.getBehavior(), getRowData(rowKey));
}
else if ("rowUnselect".equals(eventName) || "rowUnselectCheckbox".equals(eventName)) {
String rowKey = params.get(clientId + "_instantUnselectedRowKey");
wrapperEvent = new UnselectEvent<>(this, behaviorEvent.getBehavior(), getRowData(rowKey));
}
else if ("page".equals(eventName) || "virtualScroll".equals(eventName) || "liveScroll".equals(eventName)) {
int rows = getRowsToRender();
int first = Integer.parseInt(params.get(clientId + "_first"));
int page = rows > 0 ? (first / rows) : 0;
wrapperEvent = new PageEvent(this, behaviorEvent.getBehavior(), page);
}
else if ("sort".equals(eventName)) {
wrapperEvent = new SortEvent(this, behaviorEvent.getBehavior(), getSortByAsMap());
}
else if ("filter".equals(eventName)) {
deferredEvents.put("filter", (AjaxBehaviorEvent) event);
return;
}
else if ("rowEdit".equals(eventName) || "rowEditCancel".equals(eventName) || "rowEditInit".equals(eventName)) {
loadLazyDataIfRequired();
int rowIndex = Integer.parseInt(params.get(clientId + "_rowEditIndex"));
setRowIndex(rowIndex);
wrapperEvent = new RowEditEvent<>(this, behaviorEvent.getBehavior(), getRowData());
}
else if ("colResize".equals(eventName)) {
String columnId = params.get(clientId + "_columnId");
int width = Double.valueOf(params.get(clientId + "_width")).intValue();
int height = Double.valueOf(params.get(clientId + "_height")).intValue();
wrapperEvent = new ColumnResizeEvent(this, behaviorEvent.getBehavior(), width, height, findColumn(columnId));
}
else if ("toggleSelect".equals(eventName)) {
boolean checked = Boolean.parseBoolean(params.get(clientId + "_checked"));
wrapperEvent = new ToggleSelectEvent(this, behaviorEvent.getBehavior(), checked);
}
else if ("colReorder".equals(eventName)) {
wrapperEvent = behaviorEvent;
}
else if ("rowToggle".equals(eventName)) {
loadLazyDataIfRequired();
boolean expansion = params.containsKey(clientId + "_rowExpansion");
Visibility visibility = expansion ? Visibility.VISIBLE : Visibility.HIDDEN;
String rowIndex = expansion ? params.get(clientId + "_expandedRowIndex") : params.get(clientId + "_collapsedRowIndex");
setRowIndex(Integer.parseInt(rowIndex));
wrapperEvent = new ToggleEvent(this, behaviorEvent.getBehavior(), visibility, getRowData());
}
else if ("cellEdit".equals(eventName) || "cellEditCancel".equals(eventName) || "cellEditInit".equals(eventName)) {
String[] cellInfo = params.get(clientId + "_cellInfo").split(",");
int rowIndex = Integer.parseInt(cellInfo[0]);
int cellIndex = Integer.parseInt(cellInfo[1]);
String rowKey = null;
if (cellInfo.length == 3) {
rowKey = cellInfo[2];
}
int i = -1;
UIColumn column = null;
for (UIColumn col : getColumns()) {
if (col.isRendered()) {
i++;
if (i == cellIndex) {
column = col;
break;
}
}
}
wrapperEvent = new CellEditEvent<>(this, behaviorEvent.getBehavior(), rowIndex, column, rowKey);
}
else if ("rowReorder".equals(eventName)) {
int fromIndex = Integer.parseInt(params.get(clientId + "_fromIndex"));
int toIndex = Integer.parseInt(params.get(clientId + "_toIndex"));
wrapperEvent = new ReorderEvent(this, behaviorEvent.getBehavior(), fromIndex, toIndex);
}
else if ("tap".equals(eventName) || "taphold".equals(eventName)) {
String rowkey = params.get(clientId + "_rowkey");
wrapperEvent = new SelectEvent<>(this, behaviorEvent.getBehavior(), getRowData(rowkey));
}
if (wrapperEvent == null) {
throw new FacesException("Component " + getClass().getName() + " does not support event " + eventName + "!");
}
wrapperEvent.setPhaseId(event.getPhaseId());
super.queueEvent(wrapperEvent);
}
else {
super.queueEvent(event);
}
}
public void loadLazyDataIfRequired() {
if (getDataModel().getWrappedData() == null) {
loadLazyDataIfEnabled();
}
}
public boolean loadLazyDataIfEnabled() {
LazyDataModel lazyModel = getLazyDataModel();
if (lazyModel != null) {
int first = getFirst();
int rows = 0;
if (isLiveScroll()) {
rows = getScrollRows();
}
else if (isVirtualScroll()) {
rows = getRows();
int scrollRows = getScrollRows();
int virtualScrollRows = (scrollRows * 2);
rows = (rows == 0) ? virtualScrollRows : Math.min(virtualScrollRows, rows);
}
else {
rows = getRows();
}
loadLazyScrollData(first, rows);
}
return lazyModel != null;
}
public void loadLazyScrollData(int offset, int rows) {
LazyDataModel model = getLazyDataModel();
if (model == null) {
throw new FacesException("Unexpected call, datatable " + getClientId(getFacesContext()) + " is not lazy.");
}
Map filterBy = getActiveFilterMeta();
model.setRowCount(model.count(filterBy));
FacesContext context = getFacesContext();
boolean clientCacheRequest = isClientCacheRequest(context);
if (clientCacheRequest) {
offset += rows;
}
if (isVirtualScroll() || isLiveScroll()) {
setFirst(0);
}
else {
setFirst(offset);
}
if (calculateFirst()) {
offset = getFirst();
LOGGER.fine(() -> "DataTable#loadLazyScrollData: offset has been recalculated due to overflow (first >= rowCount)");
if (clientCacheRequest) {
LOGGER.fine(() -> "DataTable#loadLazyScrollData: fetching next page has been canceled due to overflow (first >= rowCount)");
return;
}
}
List data = model.load(offset, rows, getActiveSortMeta(), getActiveFilterMeta());
model.setPageSize(rows);
// set empty list if model returns null; this avoids multiple calls while visiting the component+rows
model.setWrappedData(data != null ? data : Collections.emptyList());
//Update paginator/livescroller for callback
if (ComponentUtils.isRequestSource(this, getFacesContext()) && (isPaginator() || isLiveScroll() || isVirtualScroll())) {
PrimeFaces.current().ajax().addCallbackParam("totalRecords", model.getRowCount());
}
}
public int getScrollOffset() {
return (java.lang.Integer) getStateHelper().eval("scrollOffset", 0);
}
public void setScrollOffset(int scrollOffset) {
getStateHelper().put("scrollOffset", scrollOffset);
}
public boolean isReset() {
return reset;
}
public void resetValue() {
setValue(null);
setFilteredValue(null);
}
public void reset() {
resetValue();
setFirst(0);
resetRows();
reset = true;
setSortByAsMap(null);
setFilterByAsMap(null);
setSelectedRowKeys(null);
setScrollOffset(0);
}
public RowExpansion getRowExpansion() {
return ComponentTraversalUtils.firstChild(RowExpansion.class, this);
}
@Override
public Map> getBehaviorEventMapping() {
return BEHAVIOR_EVENT_MAPPING;
}
@Override
public Collection getEventNames() {
return EVENT_NAMES;
}
public SubTable getSubTable() {
return ComponentTraversalUtils.firstChildRendered(SubTable.class, this);
}
public String getRowKey(Object object) {
DataModel model = getDataModel();
if (model instanceof SelectableDataModel) {
return ((SelectableDataModel) model).getRowKey(object);
}
else {
boolean hasRowKeyVe = getValueExpression(PropertyKeys.rowKey.name()) != null;
if (!hasRowKeyVe) {
throw new UnsupportedOperationException("DataTable#rowKey must be defined for component " + getClientId(getFacesContext()));
}
return ComponentUtils.executeInRequestScope(getFacesContext(), getVar(), object, this::getRowKey);
}
}
public Object getRowData(String rowKey) {
DataModel model = getDataModel();
if (model instanceof SelectableDataModel) {
return ((SelectableDataModel) model).getRowData(rowKey);
}
else {
Collection data = (Collection) getDataModel().getWrappedData();
for (Object o : data) {
if (Objects.equals(rowKey, getRowKey(o))) {
return o;
}
}
return null;
}
}
public Set getExpandedRowKeys() {
return ComponentUtils.eval(getStateHelper(), InternalPropertyKeys.expandedRowKeys, Collections::emptySet);
}
public void setExpandedRowKeys(Set expandedRowKeys) {
getStateHelper().put(InternalPropertyKeys.expandedRowKeys, expandedRowKeys);
}
public Set getSelectedRowKeys() {
return ComponentUtils.eval(getStateHelper(), InternalPropertyKeys.selectedRowKeys, Collections::emptySet);
}
public void setSelectedRowKeys(Set selectedRowKeys) {
getStateHelper().put(InternalPropertyKeys.selectedRowKeys, selectedRowKeys);
}
public String getSelectedRowKeysAsString() {
return getSelectedRowKeys()
.stream()
.filter(s -> s != null && !s.isBlank())
.collect(Collectors.joining(","));
}
public boolean isSelectAll() {
return ComponentUtils.eval(getStateHelper(), InternalPropertyKeys.selectAll, () -> false);
}
public void setSelectAll(boolean selectAll) {
getStateHelper().put(InternalPropertyKeys.selectAll, selectAll);
}
public List getSummaryRows() {
List sumRows = new ArrayList<>(3);
for (int i = 0; i < getChildCount(); i++) {
UIComponent kid = getChildren().get(i);
if (kid.isRendered() && kid instanceof SummaryRow) {
sumRows.add((SummaryRow) kid);
}
}
return sumRows;
}
@Override
public HeaderRow getHeaderRow() {
return ComponentTraversalUtils.firstChildRendered(HeaderRow.class, this);
}
@Override
public List getColumns() {
if (this.columns != null) {
return this.columns;
}
List columnsTmp = collectColumns();
if (isCacheableColumns(columnsTmp)) {
this.columns = columnsTmp;
}
return columnsTmp;
}
@Override
public void setColumns(List columns) {
this.columns = columns;
}
public String getScrollState() {
Map params = getFacesContext().getExternalContext().getRequestParameterMap();
String name = getClientId() + "_scrollState";
return Objects.requireNonNullElseGet(params.get(name), () -> isRTL() ? "-1,0" : "0,0");
}
@Override
protected boolean shouldSkipChildren(FacesContext context) {
Map params = context.getExternalContext().getRequestParameterMap();
String paramValue = params.get(Constants.RequestParams.SKIP_CHILDREN_PARAM);
if (paramValue != null && !Boolean.parseBoolean(paramValue)) {
return false;
}
else {
return (isSkipChildren() || params.containsKey(getClientId(context) + "_skipChildren"));
}
}
public boolean isMultiSort() {
return "multiple".equals(getSortMode());
}
public String resolveSelectionMode() {
if (hasSelectionColumn()) {
return isSingleSelectionMode() ? "radio" : "checkbox";
}
else {
return getSelectionMode();
}
}
@Override
protected boolean requiresColumns() {
return true;
}
@Override
protected void processColumnFacets(FacesContext context, PhaseId phaseId) {
if (getChildCount() > 0) {
for (UIComponent child : getChildren()) {
if (child.isRendered()) {
if (child instanceof UIColumn) {
if (child instanceof Column) {
for (UIComponent facet : child.getFacets().values()) {
process(context, facet, phaseId);
}
}
else if (child instanceof Columns) {
Columns uicolumns = (Columns) child;
int f = uicolumns.getFirst();
int r = uicolumns.getRows();
int l = (r == 0) ? uicolumns.getRowCount() : (f + r);
for (int i = f; i < l; i++) {
uicolumns.setRowIndex(i);
if (!uicolumns.isRowAvailable()) {
break;
}
for (UIComponent facet : child.getFacets().values()) {
process(context, facet, phaseId);
}
}
uicolumns.setRowIndex(-1);
}
}
else if (child instanceof ColumnGroup) {
if (child.getChildCount() > 0) {
for (UIComponent columnGroupChild : child.getChildren()) {
if (columnGroupChild instanceof Row && columnGroupChild.getChildCount() > 0) {
for (UIComponent rowChild : columnGroupChild.getChildren()) {
if (rowChild instanceof Column && rowChild.getFacetCount() > 0) {
for (UIComponent facet : rowChild.getFacets().values()) {
process(context, facet, phaseId);
}
}
else {
process(context, rowChild, phaseId); //e.g. ui:repeat
}
}
}
else {
process(context, columnGroupChild, phaseId); //e.g. ui:repeat
}
}
}
}
}
}
}
}
@Override
protected boolean visitRows(VisitContext context, VisitCallback callback, boolean visitRows, Set rejectedChildren) {
if (getFacesContext().isPostback() && !ComponentUtils.isSkipIteration(context, context.getFacesContext())) {
loadLazyDataIfRequired();
}
return super.visitRows(context, callback, visitRows, rejectedChildren);
}
@Override
protected void processChildren(FacesContext context, PhaseId phaseId) {
if (getFacesContext().isPostback()) {
loadLazyDataIfRequired();
}
int first = getFirst();
int rows = getRows();
int rowCount = getRowCount();
int last = 0;
if (rows == 0) {
if (isLiveScroll()) {
last = getScrollRows() + getScrollOffset();
}
else if (isVirtualScroll()) {
last = first + (getScrollRows() * 2);
}
else {
last = rowCount;
}
}
else {
last = first + rows;
}
List iterableChildren = null;
for (int rowIndex = first; rowIndex < last; rowIndex++) {
setRowIndex(rowIndex);
if (!isRowAvailable()) {
break;
}
if (iterableChildren == null) {
iterableChildren = getIterableChildren();
}
for (int i = 0; i < iterableChildren.size(); i++) {
UIComponent child = iterableChildren.get(i);
if (child instanceof Columns) {
Columns columns = (Columns) child;
for (int j = 0; j < columns.getRowCount(); j++) {
columns.setRowIndex(j);
if (!columns.isRowAvailable()) {
break;
}
if (columns.isRendered()) {
for (int k = 0; k < columns.getChildCount(); k++) {
UIComponent grandkid = columns.getChildren().get(k);
process(context, grandkid, phaseId);
}
}
}
columns.setRowIndex(-1);
}
else if (child.isRendered()) {
if (child instanceof Column) {
for (int j = 0; j < child.getChildCount(); j++) {
UIComponent grandkid = child.getChildren().get(j);
process(context, grandkid, phaseId);
}
}
else if (child instanceof RowExpansion) {
Object rowData = getRowData();
String rowKey = getRowKey(rowData);
if (getExpandedRowKeys().contains(rowKey) || isExpandedRow()) {
process(context, child, phaseId);
}
}
else {
process(context, child, phaseId);
}
}
}
}
}
public Locale resolveDataLocale() {
return resolveDataLocale(getFacesContext());
}
@Override
protected List getIterableChildren() {
List iterableChildren = new ArrayList<>(getChildCount());
for (int i = 0; i < getChildCount(); i++) {
UIComponent child = getChildren().get(i);
if (!(child instanceof ColumnGroup)) {
iterableChildren.add(child);
}
}
return iterableChildren;
}
public List getFilteredValue() {
ValueExpression ve = getValueExpression(PropertyKeys.filteredValue.name());
if (ve != null) {
return (List) ve.getValue(getFacesContext().getELContext());
}
return null;
}
public void setFilteredValue(List filteredValue) {
ValueExpression ve = getValueExpression(PropertyKeys.filteredValue.name());
if (ve != null) {
ve.setValue(getFacesContext().getELContext(), filteredValue);
}
}
@Override
public Object saveState(FacesContext context) {
// reset value when filtering is enabled
// filtering stores the filtered values the value property, so it needs to be reset; see #7336
if (isFilteringEnabled()) {
setValue(null);
}
// reset component for MyFaces view pooling
deferredEvents.clear();
reset = false;
columns = null;
return super.saveState(context);
}
@Override
public void restoreMultiViewState() {
DataTableState ts = getMultiViewState(false);
if (ts != null) {
if (isPaginator()) {
setFirst(ts.getFirst());
int rows = (ts.getRows() == 0) ? getRows() : ts.getRows();
setRows(rows);
}
if (ts.getSortBy() != null) {
updateSortByWithMVS(ts.getSortBy());
}
if (ts.getFilterBy() != null) {
updateFilterByWithMVS(getFacesContext(), ts.getFilterBy());
}
if (isSelectionEnabled() && ts.getSelectedRowKeys() != null) {
updateSelectionWithMVS(ts.getSelectedRowKeys());
}
if (ts.getExpandedRowKeys() != null) {
updateExpansionWithMVS(ts.getExpandedRowKeys());
}
setColumnMeta(ts.getColumnMeta());
}
}
public void updateSelectionWithMVS(Set rowKeys) {
// we have 3 states:
// 1) multi-view state
// 2) view state
// 3) request state
// in general multi-view state should only be restored on the initial request to a view
// and then transfered into view state
// this means that restoring MVS is NOT required on a postback actually
if (getFacesContext().isPostback()) {
return;
}
DataTableFeatures.selectionFeature().decodeSelection(getFacesContext(), this, rowKeys);
}
public void updateExpansionWithMVS(Set rowKeys) {
setExpandedRowKeys(rowKeys);
}
@Override
public DataTableState getMultiViewState(boolean create) {
FacesContext fc = getFacesContext();
String viewId = fc.getViewRoot().getViewId();
return PrimeFaces.current().multiViewState()
.get(viewId, getClientId(fc), create, DataTableState::new);
}
@Override
public void resetMultiViewState() {
reset();
}
public String getGroupedColumnIndexes() {
return IntStream.range(0, getColumns().size())
.filter(i -> getColumns().get(i).isGroupRow())
.mapToObj(Objects::toString)
.collect(Collectors.joining(",", "[", "]"));
}
@Override
public Map getSortByAsMap() {
return ComponentUtils.computeIfAbsent(getStateHelper(), InternalPropertyKeys.sortByAsMap, () -> initSortBy(getFacesContext()));
}
@Override
public void setSortByAsMap(Map sortBy) {
getStateHelper().put(InternalPropertyKeys.sortByAsMap, sortBy);
}
@Override
public Map getFilterByAsMap() {
return ComponentUtils.eval(getStateHelper(), InternalPropertyKeys.filterByAsMap, () -> initFilterBy(getFacesContext()));
}
@Override
public void setFilterByAsMap(Map filterBy) {
getStateHelper().put(InternalPropertyKeys.filterByAsMap, filterBy);
}
@Override
public int getFrozenColumnsCount() {
return getFrozenColumns();
}
@Override
public boolean isFilterByAsMapDefined() {
return getStateHelper().get(InternalPropertyKeys.filterByAsMap) != null;
}
@Override
public Map getColumnMeta() {
Map value =
(Map) getStateHelper().get(InternalPropertyKeys.columnMeta);
if (value == null) {
value = new HashMap<>();
setColumnMeta(value);
}
return value;
}
@Override
public void setColumnMeta(Map columnMeta) {
getStateHelper().put(InternalPropertyKeys.columnMeta, columnMeta);
}
@Override
public String getWidth() {
return (String) getStateHelper().eval(InternalPropertyKeys.width, null);
}
@Override
public void setWidth(String width) {
getStateHelper().put(InternalPropertyKeys.width, width);
}
/**
* Recalculates filteredValue after adding, updating or removing rows to/from a filtered DataTable.
* NOTE: this is only supported for non-lazy DataTables, eg bound to a java.util.List.
*/
@Override
public void filterAndSort() {
if (isLazy()) {
return;
}
/*
* setDataModel is defined by UIData. So different implementations for Mojarra and MyFaces.
* But PrimeFaces comes with it´s own UIData which extends/modifies UIData provided by JSF-impl.
* But PrimeFaces UIData does not know all impl-specifics, so ....
*/
setDataModel(null); // for MyFaces 2.3 - compatibility
DataTableFeatures.filterFeature().filter(FacesContext.getCurrentInstance(), this);
DataTableFeatures.sortFeature().sort(FacesContext.getCurrentInstance(), this);
}
public void selectRow(String rowKey) {
getSelectedRowKeys().add(rowKey);
if (isMultiViewState()) {
DataTableState mvs = getMultiViewState(true);
if (mvs.getSelectedRowKeys() == null) {
mvs.setSelectedRowKeys(new HashSet<>());
}
mvs.getSelectedRowKeys().add(rowKey);
}
}
public void unselectRow(String rowKey) {
if (!getSelectedRowKeys().remove(rowKey)) {
LOGGER.log(Level.INFO, "No existing row with key {0}", rowKey);
}
if (isMultiViewState()) {
DataTableState mvs = getMultiViewState(false);
if (mvs != null && mvs.getSelectedRowKeys() != null) {
mvs.getSelectedRowKeys().remove(rowKey);
}
}
}
public void expandRow(String rowKey) {
getExpandedRowKeys().add(rowKey);
if (isMultiViewState()) {
DataTableState mvs = getMultiViewState(true);
if (mvs.getExpandedRowKeys() == null) {
mvs.setExpandedRowKeys(new HashSet<>());
}
mvs.getExpandedRowKeys().add(rowKey);
}
}
public void collapseRow(String rowKey) {
if (!getExpandedRowKeys().remove(rowKey)) {
LOGGER.log(Level.INFO, "No existing row with key {0}", rowKey);
}
if (isMultiViewState()) {
DataTableState mvs = getMultiViewState(false);
if (mvs != null && mvs.getExpandedRowKeys() != null) {
mvs.getExpandedRowKeys().remove(rowKey);
}
}
}
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