/**
* finds the component with the given id that is located in the same NamingContainer as a given
* component
*
* @param fc the FacesContext
* @param componentId the component id
* @param nearComponent a component within the same naming container from which to start the
* search (optional)
* @return the component or null if no component was found
*/
public UIComponent findComponent(FacesContext fc, String componentId, UIComponent nearComponent) {
if (StringUtils.isEmpty(componentId))
throw new InvalidArgumentException("componentId", componentId);
// Begin search near given component (if any)
UIComponent component = null;
if (nearComponent != null) { // Search below the nearest naming container
component = nearComponent.findComponent(componentId);
if (component == null) { // Recurse upwards
UIComponent nextParent = nearComponent;
while (true) {
nextParent = nextParent.getParent();
// search NamingContainers only
while (nextParent != null && !(nextParent instanceof NamingContainer)) {
nextParent = nextParent.getParent();
}
if (nextParent == null) {
break;
} else {
component = nextParent.findComponent(componentId);
}
if (component != null) {
break;
}
}
}
}
// Not found. Search the entire tree
if (component == null) component = findChildComponent(fc.getViewRoot(), componentId);
// done
return component;
}
public static String decodeActionParam(String param) {
ParameterMap pm = FacesUtils.getParameterMap(FacesUtils.getContext());
if (pm == null) return param;
String action = StringUtils.toString(pm.get(ACTION_PARAMETER_TYPE, param));
if (action == null) log.warn("no action available for param {}.", param);
return action;
}
/**
* Creates an Oracle specific select statement that supports special features of the Oracle DBMS
* like e.g. CONNECT BY PRIOR
*
* @param buf the SQL statement
*/
@Override
public synchronized void getSelect(StringBuilder buf) {
List<DBAliasExpr> aliases = new ArrayList<DBAliasExpr>();
resetParamUsage();
if (select == null) throw new ObjectNotValidException(this);
// Prepares statement
if ((limitRows != null) || (skipRows != null)) {
// add aliases
Iterator<DBColumnExpr> iter = select.iterator();
int i = 0;
while (iter.hasNext()) {
i++;
aliases.add(new DBAliasExpr(iter.next(), "alias" + i));
}
buf.append("SELECT * FROM (\r\n");
}
buf.append("SELECT ");
if (StringUtils.isNotEmpty(optimizerHint)) { // Append an optimizer hint
// to the select
// statement e.g. SELECT
// /*+ RULE */
buf.append("/*+ ").append(optimizerHint).append(" */ ");
}
if (selectDistinct) buf.append("DISTINCT ");
// Add Select Expressions
if ((limitRows != null) || (skipRows != null)) {
addListExpr(buf, aliases, CTX_ALL, ", ");
buf.append(", row_number() over (");
insertOrderBy(buf);
buf.append(") as rownumber ");
} else {
addListExpr(buf, select, CTX_ALL, ", ");
}
addFrom(buf);
// Where
addWhere(buf);
// Connect By
if (connectBy != null) { // Add 'Connect By Prior' Expression
buf.append("\r\nCONNECT BY PRIOR ");
connectBy.addSQL(buf, CTX_DEFAULT | CTX_NOPARENTHESES);
// Start With
if (startWith != null) { // Add 'Start With' Expression
buf.append("\r\nSTART WITH ");
startWith.addSQL(buf, CTX_DEFAULT);
}
}
// Grouping
addGrouping(buf);
// Order
if ((skipRows == null) && (limitRows == null)) {
insertOrderBy(buf);
} else {
buf.append(") WHERE (");
if (skipRows != null) {
buf.append("rownumber>" + skipRows.toString());
}
if (limitRows != null) {
if (skipRows != null) {
buf.append(" AND ");
}
Integer outputLimit = new Integer(limitRows.intValue());
if (skipRows != null) {
outputLimit += skipRows;
}
buf.append("rownumber<=" + outputLimit.toString());
}
buf.append("\r\n)");
}
}
public PageOutcome getRedirectWithViewParams(String action) {
PageOutcome outcome = getRedirectWithViewParams();
if (StringUtils.isNotEmpty(action))
outcome = outcome.addParam("action", encodeActionParam(action));
return outcome;
}
public PageOutcome getOutcome(String action) {
PageOutcome outcome = getOutcome();
if (StringUtils.isNotEmpty(action))
outcome = outcome.addParam("action", encodeActionParam(action));
return outcome;
}
