/** {@inheritDoc} */
public int doEndTag() throws JspException {
ListCommand command = (ListCommand) ListTagUtil.getCurrentCommand(this, pageContext);
if (command.equals(ListCommand.ENUMERATE)) {
if (!StringUtils.isBlank(name)) {
ListTag parent = (ListTag) BodyTagSupport.findAncestorWithClass(this, ListTag.class);
try {
ClassLoader cl = Thread.currentThread().getContextClassLoader();
if (name.indexOf('.') == -1) {
name = "com.redhat.rhn.frontend.taglibs.list.row." + name;
}
RowRenderer row = (RowRenderer) cl.loadClass(name).newInstance();
if (!StringUtils.isEmpty(classes)) {
row.setRowClasses(classes);
}
parent.setRowRenderer(row);
} catch (Exception e) {
String msg = "Exception while adding Decorator [" + name + "]";
throw new JspException(msg, e);
}
}
}
return super.doEndTag();
}
private void setupFilterUI() throws JspException {
ListTagUtil.write(pageContext, "<div class=\"filter-input\"><table");
ListTagUtil.write(pageContext, " cellspacing=\"0\"");
ListTagUtil.write(pageContext, " cellpadding=\"0\"");
if (width != null) {
ListTagUtil.write(pageContext, " width=\"");
ListTagUtil.write(pageContext, width);
ListTagUtil.write(pageContext, "\"");
} else {
ListTagUtil.write(pageContext, " width=\"100%\"");
}
ListTagUtil.write(pageContext, ">");
ListTagUtil.write(pageContext, "<tr>");
}
private void renderEmptyList() throws JspException {
ListTagUtil.write(pageContext, "<tr class=\"list-row-odd\"><td ");
ListTagUtil.write(pageContext, "class=\"first-column last-column\" ");
ListTagUtil.write(pageContext, "colspan=\"");
ListTagUtil.write(pageContext, String.valueOf(columnCount));
ListTagUtil.write(pageContext, "\">");
if (emptyKey != null) {
LocalizationService ls = LocalizationService.getInstance();
String msg = ls.getMessage(emptyKey);
ListTagUtil.write(pageContext, "<div class=\"list-empty-message\">");
ListTagUtil.write(pageContext, msg);
ListTagUtil.write(pageContext, "<br /></div>");
}
ListTagUtil.write(pageContext, "</td></tr>");
}
private void setState() {
ListCommand cmd = ListTagUtil.getCurrentCommand(this, pageContext);
if (cmd.equals(ListCommand.ENUMERATE)) {
haveColsEnumerated = true;
} else if (cmd.equals(ListCommand.TBL_HEADER)) {
haveTblHeadersRendered = true;
} else if (cmd.equals(ListCommand.COL_HEADER)) {
haveColHeadersRendered = true;
} else if (cmd.equals(ListCommand.TBL_FOOTER)) {
haveTblFootersRendered = true;
}
}
private void renderRowClassAndId() throws JspException {
rowCounter++;
ListTagUtil.write(pageContext, " class=\"");
ListTagUtil.write(pageContext, getRowRenderer().getRowClass(getCurrentObject()));
if (rowCounter == manip.findAlphaPosition() % pageSize) {
ListTagUtil.write(pageContext, " alphaResult");
}
ListTagUtil.write(pageContext, "\" ");
if (getCurrentObject() != null) { // if we're rendering a non-item row (e.g. reflink)
ListTagUtil.write(pageContext, "id=\"");
ListTagUtil.write(
pageContext, getRowRenderer().getRowId(getUniqueName(), getCurrentObject()));
ListTagUtil.write(pageContext, "\" ");
String style = getRowRenderer().getRowStyle(getCurrentObject());
if (!StringUtils.isBlank(style)) {
ListTagUtil.write(pageContext, "style=\"");
ListTagUtil.write(pageContext, style);
ListTagUtil.write(pageContext, "\" ");
}
}
}
/** ${@inheritDoc} */
public int doStartTag() throws JspException {
verifyEnvironment();
addDecorator(decoratorName);
setupPageData();
setPageSize();
manip =
new DataSetManipulator(
pageSize,
pageData,
(HttpServletRequest) pageContext.getRequest(),
getUniqueName(),
isParentAnElement(),
searchParent,
searchChild);
int retval = BodyTagSupport.EVAL_BODY_INCLUDE;
emitId();
ListTagUtil.setCurrentCommand(pageContext, getUniqueName(), ListCommand.ENUMERATE);
return retval;
}
/** @param searchChildIn The searchChild to set. */
public void setSearchchild(String searchChildIn) {
searchChild = ListTagUtil.toBoolean(searchChildIn);
}
/**
* if set to true, the parent in a tree setup will be considered as an element by itself
*
* @param value true or false
*/
public void setParentiselement(String value) {
parentIsElement = ListTagUtil.toBoolean(value);
}
/**
* if set to true, the page numbers at the top and bottom of the list will not be displayed
*
* @param value true or false
*/
public void setHidepagenums(String value) {
hidePageNums = ListTagUtil.toBoolean(value);
}
/** @param searchParentIn The searchParent to set. */
public void setSearchparent(String searchParentIn) {
searchParent = ListTagUtil.toBoolean(searchParentIn);
}
private void renderPaginationControls(boolean isFooter) throws JspException {
if (isFooter && (isEmpty() || hidePageNums)) {
return;
}
if (isFooter) {
ListTagUtil.write(pageContext, "<div>");
ListTagUtil.write(pageContext, "<table ");
ListTagUtil.write(pageContext, " cellspacing=\"0\" ");
ListTagUtil.write(pageContext, "cellpadding=\"0\" width=\"100%\">");
ListTagUtil.write(pageContext, "<tr>");
ListTagUtil.write(pageContext, "<td align=\"left\">");
for (ListDecorator dec : getDecorators()) {
dec.afterList();
}
ListTagUtil.write(pageContext, "</td>");
}
ListTagUtil.write(pageContext, "<td valign=\"middle\" class=\"list-infotext\">");
if (!isEmpty() && !hidePageNums) {
ListTagUtil.write(pageContext, manip.getPaginationMessage());
}
if (!manip.isListEmpty()) {
for (ListDecorator dec : getDecorators()) {
if (isFooter) {
dec.afterBottomPagination();
dec.setCurrentList(null);
} else {
dec.afterTopPagination();
}
}
}
ListTagUtil.write(pageContext, " ");
ListTagUtil.renderPaginationLinks(pageContext, PAGINATION_NAMES, manip.getPaginationLinks());
ListTagUtil.write(pageContext, "</td>");
ListTagUtil.write(pageContext, "</tr>");
ListTagUtil.write(pageContext, "</table></div>");
}
private void startTable() throws JspException {
ListTagUtil.write(pageContext, "<table");
ListTagUtil.write(pageContext, " cellspacing=\"0\"");
ListTagUtil.write(pageContext, " cellpadding=\"0\"");
if (styleClass != null) {
ListTagUtil.write(pageContext, " class=\"");
ListTagUtil.write(pageContext, styleClass);
ListTagUtil.write(pageContext, "\"");
}
ListTagUtil.write(pageContext, " id=\"");
ListTagUtil.write(pageContext, getStyleId());
ListTagUtil.write(pageContext, "\"");
if (width != null) {
ListTagUtil.write(pageContext, " width=\"");
ListTagUtil.write(pageContext, width);
ListTagUtil.write(pageContext, "\"");
}
ListTagUtil.write(pageContext, ">");
}
private void emitId() throws JspException {
ListTagUtil.write(pageContext, "<!-- List id ");
ListTagUtil.write(pageContext, getUniqueName());
ListTagUtil.write(pageContext, " -->\n");
}
private void setupManipulator() throws JspException {
manip.setAlphaColumn(alphaBarColumn);
manip.filter(filter, pageContext);
if (!StringUtils.isBlank(ListTagHelper.getFilterValue(pageContext.getRequest(), uniqueName))) {
LocalizationService ls = LocalizationService.getInstance();
ListTagUtil.write(pageContext, "<div class=\"site-info\">");
if (manip.getTotalDataSetSize() != manip.getUnfilteredDataSize()) {
if (manip.getAllData().size() == 0) {
ListTagUtil.write(
pageContext,
ls.getMessage(
"listtag.filteredmessageempty", new Integer(manip.getTotalDataSetSize())));
} else {
ListTagUtil.write(
pageContext,
ls.getMessage("listtag.filteredmessage", new Integer(manip.getTotalDataSetSize())));
}
ListTagUtil.write(pageContext, "<br /><a href=\"");
List<String> excludeParams = new ArrayList<String>();
excludeParams.add(ListTagUtil.makeSelectActionName(getUniqueName()));
excludeParams.add(ListTagUtil.makeFilterByLabel(getUniqueName()));
excludeParams.add(ListTagUtil.makeFilterValueByLabel(getUniqueName()));
excludeParams.add(ListTagUtil.makeOldFilterValueByLabel(getUniqueName()));
excludeParams.add(ListTagUtil.makeFilterSearchChildLabel(getUniqueName()));
excludeParams.add(ListTagUtil.makeFilterSearchParentLabel(getUniqueName()));
excludeParams.add(ListTagUtil.makeParentIsAnElementLabel(getUniqueName()));
ListTagUtil.write(
pageContext,
ListTagUtil.makeParamsLink(
pageContext.getRequest(), name, Collections.EMPTY_MAP, excludeParams));
ListTagUtil.write(pageContext, "\">" + ls.getMessage("listtag.clearfilter"));
ListTagUtil.write(
pageContext,
ls.getMessage("listtag.seeall", new Integer(manip.getUnfilteredDataSize())));
ListTagUtil.write(pageContext, "</a>");
} else {
ListTagUtil.write(
pageContext,
ls.getMessage(
"listtag.all_items_in_filter",
ListTagHelper.getFilterValue(pageContext.getRequest(), uniqueName)));
}
ListTagUtil.write(pageContext, "</div>");
}
}
/** ${@inheritDoc} */
public int doAfterBody() throws JspException {
int retval = BodyTagSupport.EVAL_BODY_AGAIN;
ListCommand cmd = ListTagUtil.getCurrentCommand(this, pageContext);
boolean haveRenderedColumnHeaderEndTag = false;
if (cmd.equals(ListCommand.COL_HEADER)) {
ListTagUtil.write(pageContext, "</tr></thead><tbody>");
haveRenderedColumnHeaderEndTag = true;
}
setState();
if (haveColsEnumerated && !haveTblHeadersRendered) {
setupManipulator();
manip.sort();
pageData = manip.getPage();
if (!manip.isListEmpty() && !StringUtils.isBlank(alphaBarColumn)) {
AlphaBarHelper.getInstance()
.writeAlphaBar(pageContext, manip.getAlphaBarIndex(), getUniqueName());
}
for (ListDecorator dec : getDecorators()) {
dec.setCurrentList(this);
dec.beforeList();
}
ListTagUtil.write(
pageContext,
String.format(
HIDDEN_TEXT, ListTagUtil.makeFilterSearchParentLabel(uniqueName), searchParent));
ListTagUtil.write(
pageContext,
String.format(
HIDDEN_TEXT, ListTagUtil.makeFilterSearchChildLabel(uniqueName), searchChild));
ListTagUtil.write(
pageContext,
String.format(
HIDDEN_TEXT, ListTagUtil.makeParentIsAnElementLabel(uniqueName), parentIsElement));
setupFilterUI();
if (filter != null && manip.getUnfilteredDataSize() != 0) {
ListTagUtil.renderFilterUI(
pageContext, filter, getUniqueName(), width, columnCount, searchParent, searchChild);
}
if (isSortable()) {
String sortByLabel = ListTagUtil.makeSortByLabel(getUniqueName());
String sortDirLabel = ListTagUtil.makeSortDirLabel(getUniqueName());
HtmlTag sortByInputTag = new HtmlTag("input");
sortByInputTag.setAttribute("type", "hidden");
sortByInputTag.setAttribute("name", sortByLabel);
sortByInputTag.setAttribute("id", ListTagUtil.makeSortById(getUniqueName()));
sortByInputTag.setAttribute(
"value", StringUtils.defaultString(pageContext.getRequest().getParameter(sortByLabel)));
HtmlTag sortByDirTag = new HtmlTag("input");
sortByDirTag.setAttribute("type", "hidden");
sortByDirTag.setAttribute("name", sortDirLabel);
sortByDirTag.setAttribute("id", ListTagUtil.makeSortDirId(getUniqueName()));
sortByDirTag.setAttribute(
"value",
StringUtils.defaultString(pageContext.getRequest().getParameter(sortDirLabel)));
ListTagUtil.write(pageContext, sortByInputTag.render());
ListTagUtil.write(pageContext, sortByDirTag.render());
}
if (!isEmpty()) {
for (ListDecorator dec : getDecorators()) {
dec.beforeTopPagination();
}
}
renderPaginationControls(false);
startTable();
HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
manip.bindPaginationInfo();
request.setAttribute("dataSize", String.valueOf(pageData.size() + 1));
ListTagUtil.setCurrentCommand(pageContext, getUniqueName(), ListCommand.TBL_HEADER);
if (pageData != null && pageData.size() > 0) {
iterator = pageData.iterator();
} else {
iterator = null;
}
}
if (haveColsEnumerated && haveTblHeadersRendered && !haveColHeadersRendered) {
ListTagUtil.setCurrentCommand(pageContext, getUniqueName(), ListCommand.COL_HEADER);
ListTagUtil.write(pageContext, "<thead><tr>");
if (!StringUtils.isBlank(title)) {
HtmlTag th = new HtmlTag("th");
th.setAttribute("colspan", String.valueOf(getColumnCount()));
HtmlTag strong = new HtmlTag("strong");
strong.addBody(title);
th.addBody(strong.render());
ListTagUtil.write(pageContext, th.render());
ListTagUtil.write(pageContext, "</tr>\n<tr>");
}
}
if (haveColHeadersRendered && !haveTblFootersRendered) {
if (!haveRenderedColumnHeaderEndTag) {
ListTagUtil.write(pageContext, "</tr>");
}
if (manip.isListEmpty()) {
renderEmptyList();
return BodyTagSupport.SKIP_BODY;
} else {
ListTagUtil.setCurrentCommand(pageContext, getUniqueName(), ListCommand.RENDER);
if (iterator.hasNext()) {
Object obj = iterator.next();
if (RhnListTagFunctions.isExpandable(obj)) {
parentObject = obj;
}
currentObject = obj;
} else {
currentObject = null;
}
if (currentObject == null) {
ListTagUtil.write(pageContext, "</tbody>");
ListTagUtil.setCurrentCommand(pageContext, getUniqueName(), ListCommand.TBL_FOOTER);
} else {
ListTagUtil.write(pageContext, "<tr");
renderRowClassAndId();
ListTagUtil.write(pageContext, ">");
pageContext.setAttribute(rowName, currentObject);
}
}
} else if (haveTblFootersRendered) {
retval = BodyTagSupport.SKIP_BODY;
}
return retval;
}
/** ${@inheritDoc} */
public int doEndTag() throws JspException {
/* If a reference link was provided, it needs to be rendered on a separate
* row within the table.
*/
if ((refLink != null) && (!isEmpty())) {
ListTagUtil.write(pageContext, "<tr");
renderRowClassAndId();
ListTagUtil.write(pageContext, ">");
ListTagUtil.write(
pageContext,
"<td style=\"text-align: center;\" " + "class=\"first-column last-column\" ");
ListTagUtil.write(pageContext, "colspan=" + String.valueOf(getColumnCount()) + ">");
ListTagUtil.write(pageContext, "<a href=\"" + refLink + "\" >");
/* Here we render the reflink and its key. If the key hasn't been set
* we just display the link address itself.
*/
if (refLinkKey != null) {
Object[] args = new Object[2];
args[0] = new Integer(getPageRowCount());
args[1] = refLinkKeyArg0;
String message = LocalizationService.getInstance().getMessage(refLinkKey, args);
ListTagUtil.write(pageContext, message);
} else {
ListTagUtil.write(pageContext, refLink);
}
ListTagUtil.write(pageContext, "</a>");
ListTagUtil.write(pageContext, "</td>");
ListTagUtil.write(pageContext, "</tr>");
}
ListTagUtil.write(pageContext, "</table>");
renderPaginationControls(true);
ListTagUtil.write(pageContext, "<!-- END " + getUniqueName() + " -->");
release();
return BodyTagSupport.EVAL_PAGE;
}
