/**
* Goes through a given map of constraints attribute vaues and replaces the question whose
* variable name matches with a given question.
*
* @param constraints a map of contraints attribute values keyed by their question definition
* objects.
* @param questionDef the question definition object to replace that in the constraint map.
*/
public static void replaceConstraintQtn(
HashMap<QuestionDef, String> constraints, QuestionDef questionDef) {
Iterator<QuestionDef> keys = constraints.keySet().iterator();
while (keys.hasNext()) {
QuestionDef qtn = (QuestionDef) keys.next();
if (qtn.getBinding().equals(questionDef.getBinding())) {
String constraint = (String) constraints.get(qtn);
if (constraint != null) {
constraints.remove(qtn);
constraints.put(questionDef, constraint);
}
return;
}
}
}
/**
* Gets the skip rule action for a question.
*
* @param qtn the question definition object.
* @return the skip rule action which can be (ModelConstants.ACTION_DISABLE,
* ModelConstants.ACTION_HIDE,ModelConstants.ACTION_SHOW or ModelConstants.ACTION_ENABLE)
*/
public static int getAction(QuestionDef qtn) {
Element node = qtn.getBindNode();
if (node == null) return ModelConstants.ACTION_DISABLE;
String value = node.getAttribute(XformConstants.ATTRIBUTE_NAME_ACTION);
if (value == null) return ModelConstants.ACTION_DISABLE;
int action = 0;
if (value.equalsIgnoreCase(XformConstants.ATTRIBUTE_VALUE_ENABLE))
action |= ModelConstants.ACTION_ENABLE;
else if (value.equalsIgnoreCase(XformConstants.ATTRIBUTE_VALUE_DISABLE))
action |= ModelConstants.ACTION_DISABLE;
else if (value.equalsIgnoreCase(XformConstants.ATTRIBUTE_VALUE_SHOW))
action |= ModelConstants.ACTION_SHOW;
else if (value.equalsIgnoreCase(XformConstants.ATTRIBUTE_VALUE_HIDE))
action |= ModelConstants.ACTION_HIDE;
value = node.getAttribute(XformConstants.ATTRIBUTE_NAME_REQUIRED);
if (XformConstants.XPATH_VALUE_TRUE.equalsIgnoreCase(value))
action |= ModelConstants.ACTION_MAKE_MANDATORY;
else action |= ModelConstants.ACTION_MAKE_OPTIONAL;
return action;
}
/**
* Sets the question definition object data type based on an xml xsd type.
*
* @param def the question definition object.
* @param type the xml xsd type.
* @param node the xforms node having the type attribute.
*/
public static void setQuestionType(QuestionDef def, String type, Element node) {
if (type != null) {
if (type.equals(XformConstants.DATA_TYPE_TEXT) || type.indexOf("string") != -1) {
String format = node.getAttribute(XformConstants.ATTRIBUTE_NAME_FORMAT);
if (XformConstants.ATTRIBUTE_VALUE_GPS.equals(format))
def.setDataType(QuestionDef.QTN_TYPE_GPS);
else def.setDataType(QuestionDef.QTN_TYPE_TEXT);
} else if ((type.equals("xsd:integer") || type.equals(XformConstants.DATA_TYPE_INT))
|| (type.indexOf("integer") != -1
|| (type.indexOf("int") != -1) && !type.equals("geopoint")))
def.setDataType(QuestionDef.QTN_TYPE_NUMERIC);
else if (type.equals("xsd:decimal") || type.indexOf("decimal") != -1)
def.setDataType(QuestionDef.QTN_TYPE_DECIMAL);
else if (type.equals("xsd:dateTime") || type.indexOf("dateTime") != -1)
def.setDataType(QuestionDef.QTN_TYPE_DATE_TIME);
else if (type.equals("xsd:time") || type.indexOf("time") != -1)
def.setDataType(QuestionDef.QTN_TYPE_TIME);
else if (type.equals(XformConstants.DATA_TYPE_DATE) || type.indexOf("date") != -1)
def.setDataType(QuestionDef.QTN_TYPE_DATE);
else if (type.equals(XformConstants.DATA_TYPE_BOOLEAN) || type.indexOf("boolean") != -1)
def.setDataType(QuestionDef.QTN_TYPE_BOOLEAN);
else if (type.equals(XformConstants.DATA_TYPE_BINARY) || type.indexOf("base64Binary") != -1) {
String format = node.getAttribute(XformConstants.ATTRIBUTE_NAME_FORMAT);
if (XformConstants.ATTRIBUTE_VALUE_VIDEO.equals(format))
def.setDataType(QuestionDef.QTN_TYPE_VIDEO);
else if (XformConstants.ATTRIBUTE_VALUE_AUDIO.equals(format))
def.setDataType(QuestionDef.QTN_TYPE_AUDIO);
else def.setDataType(QuestionDef.QTN_TYPE_IMAGE);
}
// TODO These two are used by ODK
else if (type.equalsIgnoreCase("binary")) {
def.setDataType(QuestionDef.QTN_TYPE_IMAGE);
} else if (type.equalsIgnoreCase("geopoint")) def.setDataType(QuestionDef.QTN_TYPE_GPS);
else if (type.equalsIgnoreCase("barcode")) def.setDataType(QuestionDef.QTN_TYPE_BARCODE);
} else def.setDataType(QuestionDef.QTN_TYPE_TEXT); // QTN_TYPE_REPEAT
}