private static FormInstance newDataModel(System.String topTag)
{
FormInstance dm = new FormInstance();
dm.addNode(ref_Renamed("/" + topTag));
return(dm);
}
private void memoize()
{
if (payload == null)
{
IStorageUtility instances = StorageManager.getStorage(FormInstance.STORAGE_KEY);
try
{
FormInstance tree = (FormInstance)instances.read(recordId);
payload = serializer.createSerializedPayload(tree);
}
catch (System.IO.IOException e)
{
//Assertion, do not catch!
if (e is org.javarosa.core.io.StreamsUtil.DirectionalIOException)
{
((org.javarosa.core.io.StreamsUtil.DirectionalIOException)e).printStackTrace();
}
else
{
SupportClass.WriteStackTrace(e, Console.Error);
}
//UPGRADE_TODO: The equivalent in .NET for method 'java.lang.Throwable.getMessage' may return a different value. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1043'"
throw new System.SystemException("ModelReferencePayload failed to retrieve its model from rms [" + e.Message + "]");
}
}
}
public virtual IDataPayload createSerializedPayload(FormInstance model, IDataReference ref_Renamed)
{
init();
rootRef = org.javarosa.core.model.instance.FormInstance.unpackReference(ref_Renamed);
if (this.serializer == null)
{
this.AnswerDataSerializer = new XFormAnswerDataSerializer();
}
model.accept(this);
if (theXmlDoc != null)
{
//TODO: Did this strip necessary data?
sbyte[] form = XFormSerializer.getUtfBytes(theXmlDoc);
if (dataPointers.Count == 0)
{
return(new ByteArrayPayload(form, null, org.javarosa.core.services.transport.payload.IDataPayload_Fields.PAYLOAD_TYPE_XML));
}
MultiMessagePayload payload = new MultiMessagePayload();
payload.addPayload(new ByteArrayPayload(form, "xml_submission_file", org.javarosa.core.services.transport.payload.IDataPayload_Fields.PAYLOAD_TYPE_XML));
System.Collections.IEnumerator en = dataPointers.GetEnumerator();
//UPGRADE_TODO: Method 'java.util.Enumeration.hasMoreElements' was converted to 'System.Collections.IEnumerator.MoveNext' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javautilEnumerationhasMoreElements'"
while (en.MoveNext())
{
//UPGRADE_TODO: Method 'java.util.Enumeration.nextElement' was converted to 'System.Collections.IEnumerator.Current' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javautilEnumerationnextElement'"
IDataPointer pointer = (IDataPointer)en.Current;
payload.addPayload(new DataPointerPayload(pointer));
}
return(payload);
}
else
{
return(null);
}
}
public override System.Object eval(FormInstance model, EvaluationContext evalContext)
{
System.Object aval = a.eval(model, evalContext);
System.Object bval = b.eval(model, evalContext);
bool result = false;
//xpath spec says comparisons only defined for numbers (not defined for strings)
aval = XPathFuncExpr.toNumeric(aval);
bval = XPathFuncExpr.toNumeric(bval);
double fa = ((System.Double)aval);
double fb = ((System.Double)bval);
switch (op)
{
case LT: result = fa < fb; break;
case GT: result = fa > fb; break;
case LTE: result = fa <= fb; break;
case GTE: result = fa >= fb; break;
}
return(result);
}
public virtual System.String getConstraintMessage(EvaluationContext ec, FormInstance instance, System.String textForm)
{
if (xPathConstraintMsg == null)
{
//If the request is for getting a constraint message in a specific format (like audio) from
//itext, and there's no xpath, we couldn't possibly fulfill it
return(textForm == null?constraintMsg:null);
}
else
{
if (textForm != null)
{
ec.OutputTextForm = textForm;
}
try
{
System.Object value_Renamed = xPathConstraintMsg.eval(instance, ec);
if (value_Renamed != (System.Object) "")
{
return((System.String)value_Renamed);
}
return(null);
}
catch (System.Exception e)
{
Logger.exception("Error evaluating a valid-looking constraint xpath ", e);
return(constraintMsg);
}
}
}
public virtual sbyte[] serializeInstance(FormInstance model, FormDef formDef)
{
//LEGACY: Should remove
init();
this.schema = formDef;
return(serializeInstance(model));
}
public virtual void setDestRef(QuestionDef q)
{
destRef = FormInstance.unpackReference(q.Bind).Clone();
if (copyMode)
{
destRef.add(copyRef.NameLast, TreeReference.INDEX_UNBOUND);
}
}
public static FormInstance createRootDataModel(Restorable r)
{
FormInstance inst = createDataModel(r);
inst.schema = "http://openrosa.org/backup";
addData(inst, "timestamp", System.DateTime.Now, Constants.DATATYPE_DATE_TIME);
return(inst);
}
public static void templateChild(FormInstance dm, System.String prefixPath, TreeReference parent, Restorable r)
{
TreeReference childRef = (prefixPath == null ? parent : RestoreUtils.childRef(prefixPath, parent));
childRef = org.javarosa.core.model.util.restorable.RestoreUtils.childRef(r.RestorableType, childRef);
templateData(r, dm, childRef);
}
public virtual TreeElement resolveReference(TreeReference qualifiedRef)
{
FormInstance instance = this.MainInstance;
if (qualifiedRef.InstanceName != null)
{
instance = this.getInstance(qualifiedRef.InstanceName);
}
return(instance.resolveReference(qualifiedRef));
}
public static TreeReference absRef(System.String refStr, FormInstance dm)
{
TreeReference ref_ = ref_Renamed(refStr);
if (!ref_.isAbsolute())
{
ref_ = ref_.parent(topRef(dm));
}
return(ref_);
}
public static FormInstance createDataModel(Restorable r)
{
FormInstance dm = newDataModel(r.RestorableType);
if (r is Persistable)
{
addData(dm, RECORD_ID_TAG, (System.Object)((Persistable)r).ID);
}
return(dm);
}
public static void applyDataType(FormInstance dm, System.String path, TreeReference parent, int dataType)
{
TreeReference ref_Renamed = childRef(path, parent);
System.Collections.ArrayList v = new EvaluationContext(dm).expandReference(ref_Renamed);
for (int i = 0; i < v.Count; i++)
{
TreeElement e = dm.resolveReference((TreeReference)v[i]);
e.DataType = dataType;
}
}
public static void applyDataType(FormInstance dm, System.String path, TreeReference parent, int dataType)
{
TreeReference ref_ = childRef(path, parent);
List <TreeReference> v = dm.expandReference(ref_);
for (int i = 0; i < v.Count; i++)
{
TreeElement e = dm.resolveReference((TreeReference)v[i]);
e.dataType = dataType;
}
}
public virtual IDataPayload serializeInstance(FormInstance dm)
{
try
{
return((new XFormSerializingVisitor()).createSerializedPayload(dm));
}
catch (System.IO.IOException e)
{
return(null);
}
}
public override System.Object eval(FormInstance model, EvaluationContext evalContext)
{
try
{
return(expr.eval(model, evalContext));
}
catch (XPathException e)
{
e.setSource("Relevant expression for " + contextRef.toString(true));
throw e;
}
}
/// <summary> deserialize a compact instance. note the retrieval of the template data instance</summary>
//UPGRADE_TODO: Class 'java.io.DataInputStream' was converted to 'System.IO.BinaryReader' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javaioDataInputStream'"
public virtual void readExternal(System.IO.BinaryReader in_Renamed, PrototypeFactory pf)
{
int formID = ExtUtil.readInt(in_Renamed);
instance = getTemplateInstance(formID).Clone();
instance.ID = ExtUtil.readInt(in_Renamed);
instance.DateSaved = (System.DateTime)ExtUtil.read(in_Renamed, new ExtWrapNullable(typeof(System.DateTime)));
//formID, name, schema, versions, and namespaces are all invariants of the template instance
TreeElement root = instance.getRoot();
readTreeElement(root, in_Renamed, pf);
}
public static void importRMS(FormInstance dm, IStorageUtility storage, System.Type type, System.String path)
{
if (!typeof(Externalizable).IsAssignableFrom(type) || !typeof(Restorable).IsAssignableFrom(type))
{
return;
}
bool idMatters = typeof(Persistable).IsAssignableFrom(type);
System.String childName = ((Restorable)PrototypeFactory.getInstance(type)).RestorableType;
TreeElement e = dm.resolveReference(absRef(path, dm));
System.Collections.ArrayList children = e.getChildrenWithName(childName);
for (int i = 0; i < children.Count; i++)
{
FormInstance child = subDataModel((TreeElement)children[i]);
Restorable inst = (Restorable)PrototypeFactory.getInstance(type);
//restore record id first so 'importData' has access to it
int recID = -1;
if (idMatters)
{
recID = ((System.Int32)getValue(RECORD_ID_TAG, child));
((Persistable)inst).ID = recID;
}
inst.importData(child);
try
{
if (idMatters)
{
storage.write((Persistable)inst);
}
else
{
storage.add((Externalizable)inst);
}
}
catch (System.Exception ex)
{
//UPGRADE_TODO: The equivalent in .NET for method 'java.lang.Class.getName' may return a different value. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1043'"
//UPGRADE_TODO: The equivalent in .NET for method 'java.lang.Throwable.getMessage' may return a different value. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1043'"
throw new System.SystemException("Error importing RMS during restore! [" + type.FullName + ":" + recID + "]; " + ex.Message);
}
}
}
public static void templateData(Restorable r, FormInstance dm, TreeReference parent)
{
if (parent == null)
{
parent = topRef(dm);
applyDataType(dm, "timestamp", parent, typeof(System.DateTime));
}
if (r is Persistable)
{
applyDataType(dm, RECORD_ID_TAG, parent, typeof(System.Int32));
}
r.templateData(dm, parent);
}
private FormInstance getTemplateInstance(int formID)
{
if (templateMgr != null)
{
return(templateMgr.getTemplateInstance(formID));
}
else
{
FormInstance template = loadTemplateInstance(formID);
if (template == null)
{
throw new System.SystemException("no formdef found for form id [" + formID + "]");
}
return(template);
}
}
public static void addData(FormInstance dm, System.String xpath, System.Object data, int dataType)
{
if (data == null)
{
dataType = -1;
}
IAnswerData val;
switch (dataType)
{
case -1: val = null; break;
case Constants.DATATYPE_TEXT: val = new StringData((System.String)data); break;
case Constants.DATATYPE_INTEGER: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new IntegerData(ref new System.Int32[] { (System.Int32)data }[0]); break;
case Constants.DATATYPE_LONG: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new LongData(ref new System.Int64[] { (System.Int64)data }[0]); break;
case Constants.DATATYPE_DECIMAL: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new DecimalData(ref new System.Double[] { (System.Double)data }[0]); break;
case Constants.DATATYPE_BOOLEAN: val = new StringData(((System.Boolean)data) ? "t" : "f"); break;
case Constants.DATATYPE_DATE: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new DateData(ref new System.DateTime[] { (System.DateTime)data }[0]); break;
case Constants.DATATYPE_DATE_TIME: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new DateTimeData(ref new System.DateTime[] { (System.DateTime)data }[0]); break;
case Constants.DATATYPE_TIME: //UPGRADE_NOTE: ref keyword was added to struct-type parameters. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1303'"
val = new TimeData(ref new System.DateTime[] { (System.DateTime)data }[0]); break;
case Constants.DATATYPE_CHOICE_LIST: val = (SelectMultiData)data; break;
default: throw new System.ArgumentException("Don't know how to handle data type [" + dataType + "]");
}
TreeReference ref_Renamed = absRef(xpath, dm);
if (dm.addNode(ref_Renamed, val, dataType) == null)
{
throw new System.SystemException("error setting value during object backup [" + xpath + "]");
}
}
public override System.Object eval(FormInstance model, EvaluationContext evalContext)
{
System.Object aval = XPathFuncExpr.unpack(a.eval(model, evalContext));
System.Object bval = XPathFuncExpr.unpack(b.eval(model, evalContext));
bool eq = false;
if (aval is System.Boolean || bval is System.Boolean)
{
if (!(aval is System.Boolean))
{
aval = XPathFuncExpr.toBoolean(aval);
}
else if (!(bval is System.Boolean))
{
bval = XPathFuncExpr.toBoolean(bval);
}
bool ba = ((System.Boolean)aval);
bool bb = ((System.Boolean)bval);
eq = (ba == bb);
}
else if (aval is System.Double || bval is System.Double)
{
if (!(aval is System.Double))
{
aval = XPathFuncExpr.toNumeric(aval);
}
else if (!(bval is System.Double))
{
bval = XPathFuncExpr.toNumeric(bval);
}
double fa = ((System.Double)aval);
double fb = ((System.Double)bval);
eq = System.Math.Abs(fa - fb) < 1.0e-12;
}
else
{
aval = XPathFuncExpr.toString(aval);
bval = XPathFuncExpr.toString(bval);
eq = (aval.Equals(bval));
}
return(equal?eq:!eq);
}
public virtual System.Object evalRaw(FormInstance model, EvaluationContext evalContext)
{
try
{
return(XPathFuncExpr.unpack(expr.eval(model, evalContext)));
}
catch (XPathUnsupportedException e)
{
if (xpath != null)
{
throw new XPathUnsupportedException(xpath);
}
else
{
throw e;
}
}
}
public static void mergeDataModel(FormInstance parent, FormInstance child, TreeReference parentRef)
{
TreeElement parentNode = parent.resolveReference(parentRef);
//ugly
if (parentNode == null)
{
parentRef = parent.addNode(parentRef);
parentNode = parent.resolveReference(parentRef);
}
TreeElement childNode = child.getRoot();
int mult = parentNode.getChildMultiplicity(childNode.getName());
childNode.setMult(mult);
parentNode.addChild(childNode);
}
//
// boolean nodeset = forceNodeset;
// if (!nodeset) {
// //is this a nodeset? it is if the ref contains any unbound multiplicities AND the unbound nodes are repeatable
// //the way i'm calculating this sucks; there has got to be an easier way to find out if a node is repeatable
// TreeReference repeatTestRef = TreeReference.rootRef();
// for (int i = 0; i < ref.size(); i++) {
// repeatTestRef.add(ref.getName(i), ref.getMultiplicity(i));
// if (ref.getMultiplicity(i) == TreeReference.INDEX_UNBOUND) {
// if (m.getTemplate(repeatTestRef) != null) {
// nodeset = true;
// break;
// }
// }
// }
// }
public static System.Object getRefValue(FormInstance model, EvaluationContext ec, TreeReference ref_Renamed)
{
if (ec.isConstraint && ref_Renamed.Equals(ec.ContextRef))
{
//ITEMSET TODO: need to update this; for itemset/copy constraints, need to simulate a whole xml sub-tree here
return(unpackValue(ec.candidateValue));
}
else
{
TreeElement node = model.resolveReference(ref_Renamed);
if (node == null)
{
//shouldn't happen -- only existent nodes should be in nodeset
throw new XPathTypeMismatchException("Node " + ref_Renamed.ToString() + " does not exist!");
}
return(unpackValue(node.isRelevant()?node.Value:null));
}
}
/*
* (non-Javadoc)
* @see org.javarosa.core.model.utils.IInstanceSerializingVisitor#serializeDataModel(org.javarosa.core.model.IFormDataModel)
*/
public virtual sbyte[] serializeInstance(FormInstance model, IDataReference ref_Renamed)
{
init();
rootRef = org.javarosa.core.model.instance.FormInstance.unpackReference(ref_Renamed);
if (this.serializer == null)
{
this.AnswerDataSerializer = new XFormAnswerDataSerializer();
}
model.accept(this);
if (theXmlDoc != null)
{
return(XFormSerializer.getUtfBytes(theXmlDoc));
}
else
{
return(null);
}
}
/// <summary> Return the template model for the given form type. Serves the template out of the cache, if cached; fetches it
/// fresh and caches it otherwise. If form types are restricted and the given form type is not allowed, throw an error
/// </summary>
public virtual FormInstance getTemplateInstance(int formID)
{
if (restrictFormTypes && !allowedFormTypes.contains((System.Int32)formID))
{
throw new System.SystemException("form ID [" + formID + "] is not an allowed form type!");
}
FormInstance template = templateCache.get_Renamed((System.Int32)formID);
if (template == null)
{
template = CompactInstanceWrapper.loadTemplateInstance(formID);
if (template == null)
{
throw new System.SystemException("no formdef found for form id [" + formID + "]");
}
templateCache.put((System.Int32)formID, template);
}
return(template);
}
public virtual IDataPayload createSerializedPayload(FormInstance model, IDataReference ref_Renamed)
{
init();
rootRef = org.javarosa.core.model.instance.FormInstance.unpackReference(ref_Renamed);
if (this.serializer == null)
{
this.AnswerDataSerializer = new XFormAnswerDataSerializer();
}
model.accept(this);
if (theSmsStr != null)
{
//UPGRADE_TODO: Method 'java.lang.String.getBytes' was converted to 'System.Text.Encoding.GetEncoding(string).GetBytes(string)' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javalangStringgetBytes_javalangString'"
sbyte[] form = SupportClass.ToSByteArray(System.Text.Encoding.GetEncoding("UTF-16").GetBytes(theSmsStr));
return(new ByteArrayPayload(form, null, org.javarosa.core.services.transport.payload.IDataPayload_Fields.PAYLOAD_TYPE_SMS));
}
else
{
return(null);
}
}
/*
* (non-Javadoc)
* @see org.javarosa.core.model.utils.IInstanceSerializingVisitor#serializeInstance(org.javarosa.core.model.instance.FormInstance, org.javarosa.core.model.IDataReference)
*/
public virtual sbyte[] serializeInstance(FormInstance model, IDataReference ref_Renamed)
{
init();
rootRef = org.javarosa.core.model.instance.FormInstance.unpackReference(ref_Renamed);
if (this.serializer == null)
{
this.AnswerDataSerializer = new XFormAnswerDataSerializer();
}
model.accept(this);
if (theSmsStr != null)
{
//Encode in UTF-16 by default, since it's the default for complex messages
//UPGRADE_TODO: Method 'java.lang.String.getBytes' was converted to 'System.Text.Encoding.GetEncoding(string).GetBytes(string)' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javalangStringgetBytes_javalangString'"
return(SupportClass.ToSByteArray(System.Text.Encoding.GetEncoding("UTF-16BE").GetBytes(theSmsStr)));
}
else
{
return(null);
}
}
/// <summary> Not for re-implementation, dispatches all of the evaluation</summary>
/// <param name="instance">
/// </param>
/// <param name="evalContext">
/// </param>
/// <param name="f">
/// </param>
public void apply(FormInstance instance, EvaluationContext parentContext, TreeReference context, FormDef f)
{
//The triggeringRoot is the highest level of actual data we can inquire about, but it _isn't_ necessarily the basis
//for the actual expressions, so we need genericize that ref against the current context
TreeReference ungenericised = originalContextRef.contextualize(context);
EvaluationContext ec = new EvaluationContext(parentContext, ungenericised);
System.Object result = eval(instance, ec);
for (int i = 0; i < targets.size(); i++)
{
TreeReference targetRef = ((TreeReference) targets.elementAt(i)).contextualize(ec.ContextRef);
System.Collections.ArrayList v = ec.expandReference(targetRef);
for (int j = 0; j < v.Count; j++)
{
TreeReference affectedRef = (TreeReference) v[j];
apply(affectedRef, result, instance, f);
}
}
}
