@Override
public boolean isEmpty(List<FileItem> items, DataRecord record, PagesContext pagesContext) {
boolean isEmpty = true;
Iterator<FieldTemplate> itFields = null;
if (fieldTemplates != null) {
itFields = this.fieldTemplates.iterator();
}
if (itFields != null && itFields.hasNext()) {
FieldDisplayer fieldDisplayer = null;
FieldTemplate fieldTemplate = null;
while (itFields.hasNext() || !isEmpty) {
fieldTemplate = itFields.next();
if (fieldTemplate != null) {
String fieldType = fieldTemplate.getTypeName();
String fieldDisplayerName = fieldTemplate.getDisplayerName();
try {
if (!StringUtil.isDefined(fieldDisplayerName)) {
fieldDisplayerName = getTypeManager().getDisplayerName(fieldType);
}
fieldDisplayer = getTypeManager().getDisplayer(fieldType, fieldDisplayerName);
if (fieldDisplayer != null) {
String itemName = fieldTemplate.getFieldName();
String itemValue = null;
if (Field.TYPE_FILE.equals(fieldType)) {
FileItem image = getParameter(items, itemName);
if (image != null
&& !image.isFormField()
&& StringUtil.isDefined(image.getName())) {
isEmpty = false;
}
} else {
if (fieldDisplayerName.equals("checkbox")) {
itemValue = getParameterValues(items, itemName);
} else {
itemValue = getParameterValue(items, itemName);
}
if (StringUtil.isDefined(itemValue)) {
isEmpty = false;
}
}
}
} catch (FormException fe) {
SilverTrace.error("form", "XmlSearchForm.isEmpty", "form.EXP_UNKNOWN_FIELD", null, fe);
} catch (Exception e) {
SilverTrace.error("form", "XmlSearchForm.isEmpty", "form.EXP_UNKNOWN_FIELD", null, e);
}
}
}
}
return isEmpty;
}
/**
* Checks the type of the field is as expected. The field must be of type file.
*
* @param typeName the name of the type.
* @param contextCall the context of the call: which is the caller of this method. This parameter
* is used for trace purpose.
*/
private void checkFieldType(final String typeName, final String contextCall) {
if (!Field.TYPE_FILE.equals(typeName)) {
SilverTrace.info("form", contextCall, "form.INFO_NOT_CORRECT_TYPE", Field.TYPE_FILE);
}
}
