/** @see javax.servlet.jsp.tagext.BodyTagSupport#doStartTag() */
public int doStartTag() throws JspException {
final String pageAccess = (String) pageContext.getAttribute("access");
if ((pageAccess != null) && pageAccess.equals(Access.READONLY) && !forceReadWrite) {
return SKIP_BODY;
}
// Recherche si un parent est du bon type
Tag curParent = null;
for (curParent = getParent(); (curParent != null) && !(curParent instanceof ColsTag); ) {
curParent = curParent.getParent();
}
if (curParent == null) {
throw new JspException("ColTag must be used between Cols Tag.");
}
colsTag = (ColsTag) curParent;
if (!GenericValidator.isBlankOrNull(colsTag.getEmptyKey())
&& (pageContext.getAttribute(colsTag.getId()) == null)) {
return SKIP_BODY;
} else {
return EVAL_PAGE;
}
}
protected AbsComponentTag getMyComponentParentTag() {
Tag tagParent = this.getParent();
while (tagParent != null) {
if (tagParent instanceof AbsComponentTag) { // 如果当前父标签是框架的自定义标签
return (AbsComponentTag) tagParent;
}
tagParent = tagParent.getParent();
}
return null;
}
/** @see railo.runtime.ext.tag.TagImpl#doStartTag() */
public int doStartTag() throws JspException {
// print.out("do start tag");
Tag parent = this;
do {
parent = parent.getParent();
if (parent instanceof Chartseries) {
((Chartseries) parent).addChartData(data);
break;
}
} while (parent != null);
return SKIP_BODY;
}
/** Process the tag. */
public int doStartTag() throws JspException {
if (!_hasValueSet) return EVAL_BODY_BUFFERED;
PageContextImpl pageContext = (PageContextImpl) this.pageContext;
Object value = _value;
Tag parent = getParent();
for (; parent != null && !(parent instanceof SQLExecutionTag); parent = parent.getParent()) {}
if (parent == null) throw new JspException(L.l("sql:param requires sql:query parent."));
SQLExecutionTag tag = (SQLExecutionTag) parent;
tag.addSQLParameter(value);
return SKIP_BODY;
}
/**
* Adds the given tag handler to this tag handler pool, unless this tag handler pool has already
* reached its capacity, in which case the tag handler's release() method is called.
*
* @param handler Tag handler to add to this tag handler pool
*/
public void reuse(Tag handler) {
synchronized (this) {
if (current < (handlers.length - 1)) {
handlers[++current] = handler;
return;
}
}
// There is no need for other threads to wait for us to release
handler.release();
if (annotationProcessor != null) {
try {
AnnotationHelper.preDestroy(annotationProcessor, handler);
} catch (Exception e) {
log.warn(
"Error processing preDestroy on tag instance of " + handler.getClass().getName(), e);
}
}
}
/** Process the tag. */
public int doEndTag() throws JspException {
if (_hasValueSet) return EVAL_PAGE;
String value;
if (bodyContent != null) value = bodyContent.getString().trim();
else value = "";
Tag parent = getParent();
for (; parent != null && !(parent instanceof SQLExecutionTag); parent = parent.getParent()) {}
if (parent == null) throw new JspException(L.l("sql:param requires sql:query parent."));
SQLExecutionTag tag = (SQLExecutionTag) parent;
tag.addSQLParameter(value);
return EVAL_PAGE;
}
