public static MiningResult importFile(InputStream input) throws IOException {
try {
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
Document doc;
// NodeList netNodes;
dbf.setValidating(false);
dbf.setIgnoringComments(true);
dbf.setIgnoringElementContentWhitespace(true);
// dbf.setExpandEntityReferences(false);
// dbf.setNamespaceAware(false);
DocumentBuilder db = dbf.newDocumentBuilder();
db.setEntityResolver(
new EntityResolver() {
public InputSource resolveEntity(String publicId, String systemId) {
if (systemId.indexOf("ARIS-Export") != -1) {
return new InputSource("file:" + About.EXTLIBLOCATION() + "ARIS-Export101.dtd");
} else {
return null;
}
}
});
InputSource inpStream = new InputSource(input);
inpStream.setSystemId("file:" + System.getProperty("user.dir", ""));
doc = db.parse(inpStream);
// check if root element is a aml tag
Message.add("parsing done" + doc, Message.DEBUG);
if (!(doc.getDocumentElement().getNodeName().equals("AML"))) {
Message.add("aml tag not found", Message.ERROR);
throw new Exception("aml tag not found");
} else {
Message.add("aml root element found");
}
EPCResult result = new EPCResult(null, (EPC) null);
HashMap ObjDef_LinkId = new HashMap();
HashMap modelid_net = new HashMap();
HashMap ObjDef_Name = new HashMap();
HashMap function_LinkId = new HashMap();
HashMap ModelId_ModelType = new HashMap();
traverseAMLforObjectNames(
ObjDef_Name, doc.getDocumentElement(), ObjDef_LinkId, ModelId_ModelType);
Iterator findLinkToEpc = ObjDef_LinkId.keySet().iterator();
while (findLinkToEpc.hasNext()) {
String currentObjDef = (String) findLinkToEpc.next();
String Links = (String) ObjDef_LinkId.get(currentObjDef);
StringTokenizer linkSet = new StringTokenizer(Links);
String realEpcLink = "";
while (linkSet.hasMoreTokens()) {
String currentLink = linkSet.nextToken();
if (ModelId_ModelType.get(currentLink).equals("MT_EEPC")) {
realEpcLink = currentLink;
break;
}
}
if (realEpcLink.equals(" ")) {
ObjDef_LinkId.remove(currentObjDef);
} else {
ObjDef_LinkId.put(currentObjDef, realEpcLink);
}
}
result =
traverseAML(
result,
doc.getDocumentElement(),
null,
ObjDef_Name,
ObjDef_LinkId,
modelid_net,
function_LinkId);
Iterator hierarchicalFunctions = function_LinkId.keySet().iterator();
while (hierarchicalFunctions.hasNext()) {
EPCSubstFunction f = (EPCSubstFunction) hierarchicalFunctions.next();
f.setSubstitutedEPC((EPC) modelid_net.get(function_LinkId.get(f)));
// Message.add(f.getSubstitutedEPC().getName());
}
return result;
} catch (Throwable x) {
Message.add(x.toString());
throw new IOException(x.getMessage());
}
}
private static void parseNet(
Node node,
EPC net,
HashMap ObjDef_Name,
HashMap ObjDef_LinkId,
HashMap function_LinkId,
String ModelName)
throws Exception {
HashMap mapping = new HashMap();
// read all nodes
NodeList nodes = node.getChildNodes();
net.setIdentifier(ModelName);
// Message.add("here I am still happy");
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (!n.getNodeName().equals("ObjOcc")) {
continue;
}
if (n.getAttributes().getNamedItem("SymbolNum") == null) {
continue;
}
String symbolnum = n.getAttributes().getNamedItem("SymbolNum").getNodeValue();
if (!(symbolnum.equals("ST_FUNC")
|| symbolnum.equals("ST_EV")
|| symbolnum.equals("ST_OPR_AND_1")
|| symbolnum.equals("ST_OPR_OR_1")
|| symbolnum.equals("ST_OPR_XOR_1"))) {
continue;
}
String ObjDef = n.getAttributes().getNamedItem("ObjDef.IdRef").getNodeValue();
String ownName = (String) ObjDef_Name.get(ObjDef);
// Message.add("YES " +
// n.getAttributes().getNamedItem("ObjOcc.ID").getNodeValue());
String id = n.getAttributes().getNamedItem("ObjOcc.ID").getNodeValue();
// Message.add(id + " " + ownName);
if (ownName == null || ownName == "") {
ownName = id.substring(7, 11);
}
if (symbolnum.equals("ST_FUNC")) {
if (ObjDef_LinkId.containsKey(ObjDef)) {
EPCSubstFunction sf =
(EPCSubstFunction)
net.addFunction(
new EPCSubstFunction(new LogEvent(ownName, "unknown:normal"), net, null));
sf.setIdentifier(ownName);
mapping.put(id, sf);
function_LinkId.put(sf, ObjDef_LinkId.get(ObjDef));
} else {
EPCFunction f =
net.addFunction(new EPCFunction(new LogEvent(ownName, "unknown:normal"), net));
f.setIdentifier(ownName);
mapping.put(id, f);
}
} else if (symbolnum.equals("ST_EV")) {
EPCEvent e = net.addEvent(new EPCEvent(ownName, net));
e.setIdentifier(ownName);
mapping.put(id, e);
} else if (symbolnum.equals("ST_OPR_AND_1")) {
EPCConnector c = net.addConnector(new EPCConnector(EPCConnector.AND, net));
mapping.put(id, c);
} else if (symbolnum.equals("ST_OPR_OR_1")) {
// EPCConnector c = net.addConnector(new
// EPCConnector(EPCConnector.OR, net));
EPCConnector c = net.addConnector(new EPCConnector(EPCConnector.AND, net));
mapping.put(id, c);
} else if (symbolnum.equals("ST_OPR_XOR_1")) {
EPCConnector c = net.addConnector(new EPCConnector(EPCConnector.XOR, net));
mapping.put(id, c);
}
}
for (int i = 0; i < nodes.getLength(); i++) {
Node n = nodes.item(i);
if (!n.getNodeName().equals("ObjOcc")) {
continue;
}
if (n.getAttributes().getNamedItem("SymbolNum") == null) {
continue;
}
String symbolnum = n.getAttributes().getNamedItem("SymbolNum").getNodeValue();
if (!(symbolnum.equals("ST_FUNC")
|| symbolnum.equals("ST_EV")
|| symbolnum.equals("ST_OPR_AND_1")
|| symbolnum.equals("ST_OPR_OR_1")
|| symbolnum.equals("ST_OPR_XOR_1"))) {
continue;
}
String source = n.getAttributes().getNamedItem("ObjOcc.ID").getNodeValue();
if (n.hasChildNodes()) {
for (int j = 0; j < n.getChildNodes().getLength(); j++) {
if (n.getChildNodes().item(j).getNodeName().equals("CxnOcc")) {
Node CxnOcc = n.getChildNodes().item(j);
String dest = CxnOcc.getAttributes().getNamedItem("ToObjOcc.IdRef").getNodeValue();
if (mapping.get(dest) == null) {
continue;
}
if (net.addEdge((EPCObject) mapping.get(source), (EPCObject) mapping.get(dest))
== null) {
throw (new Exception(
"<html>Structural properties of EPCs are violated in input file.<br>"
+ "The following edge could not be added:<br><br>"
+ mapping.get(source).toString()
+ " ==> "
+ mapping.get(dest).toString()
+ "<br><br>Import aborted.</html>"));
}
}
}
}
}
}
public static PetriNet convert(ConfigurableEPC baseEPC) {
HashMap<EPCFunction, Transition> functionActivityMapping;
HashMap<EPCConnector, Place> xorconnectorChoiceMapping;
// HV: Initialize the mappings.
functionActivityMapping = new HashMap<EPCFunction, Transition>();
xorconnectorChoiceMapping = new HashMap<EPCConnector, Place>();
// Check to use the weights if necessary
// HV: Add both mappings. On completion, these will be filledd.
PetriNet petrinet =
EPCToPetriNetConverter.convert(
baseEPC, new HashMap(), functionActivityMapping, xorconnectorChoiceMapping);
HashSet visible = new HashSet();
// HV: The next block is taken care of by the functionActivityMapping
// below.
/*
* Iterator it = petrinet.getTransitions().iterator(); while
* (it.hasNext()) { Transition t = (Transition) it.next(); if (t.object
* instanceof EPCFunction) { // if (t.getLogEvent() != null) { // Add
* transitions with LogEvent (i.e. referring to functions)
* visible.add(t); } }
*/
// HV: Prevent the places mapped onto from being reduced.
visible.addAll(functionActivityMapping.values());
visible.addAll(xorconnectorChoiceMapping.values());
Message.add(visible.toString(), Message.DEBUG);
Iterator it = petrinet.getPlaces().iterator();
while (it.hasNext()) {
Place p = (Place) it.next();
if (p.inDegree() * p.outDegree() == 0) {
// Add Initial and final places to visible, i.e. places that
// refer to in and output events
visible.add(p);
}
}
// Reduce the PetriNet with Murata rules, while keeping the visible ones
PetriNetReduction pnred = new PetriNetReduction();
pnred.setNonReducableNodes(visible);
HashMap pnMap = new HashMap(); // Used to map pre-reduction nodes to
// post-reduction nodes.
PetriNet reduced = pnred.reduce(petrinet, pnMap);
if (reduced != petrinet) {
// Update both mappings from pre-reduction nodes to post-reduction
// nodes.
HashMap<EPCFunction, Transition> newFunctionActivityMapping =
new HashMap<EPCFunction, Transition>();
for (EPCFunction function : functionActivityMapping.keySet()) {
Transition transition = (Transition) functionActivityMapping.get(function);
if (pnMap.keySet().contains(transition)) {
newFunctionActivityMapping.put(function, (Transition) pnMap.get(transition));
}
}
functionActivityMapping = newFunctionActivityMapping;
HashMap<EPCConnector, Place> newXorconnectorChoiceMapping =
new HashMap<EPCConnector, Place>();
for (EPCConnector connector : xorconnectorChoiceMapping.keySet()) {
Place place = (Place) xorconnectorChoiceMapping.get(connector);
if (pnMap.keySet().contains(place)) {
newXorconnectorChoiceMapping.put(connector, (Place) pnMap.get(place));
}
}
xorconnectorChoiceMapping = newXorconnectorChoiceMapping;
}
reduced.makeClusters();
// filter the \nunknown:normal
ArrayList<Transition> alTrans = reduced.getVisibleTasks();
for (int i = 0; i < alTrans.size(); i++) {
Transition t = alTrans.get(i);
String id = t.getIdentifier();
int idx = id.indexOf("\\nunknown:normal");
if (idx > 0) {
id = id.substring(0, idx);
}
// �˴������ֵ��ѯ�滻���е�label
String mappedId = htDict.get(id);
if (mappedId != null) {
t.setIdentifier(mappedId);
} else {
t.setIdentifier(id);
}
}
return reduced;
}
/**
* Provides the value of a particular default field, null if undefined.
*
* @param field default field to retrieve
* @return value corresponding to default field
*/
public static String getDefault(Default field) {
return DEFAULTS.get(field);
}
/**
* Adds additional entries to the extraparams hashmap by processing various rules defined in the
* TDT definition files. Typically used for string processing functions, lookup in tables,
* calculation of check digits etc.
*/
private void processRules(Map<String, String> extraparams, Rule tdtrule) {
String tdtfunction = tdtrule.getFunction();
int openbracket = tdtfunction.indexOf("(");
assert openbracket != -1;
String params = tdtfunction.substring(openbracket + 1, tdtfunction.length() - 1);
String rulename = tdtfunction.substring(0, openbracket);
String[] parameter = params.split(",");
String newfieldname = tdtrule.getNewFieldName();
// System.out.println(tdtfunction + " " + parameter[0] + " " + extraparams.get(parameter[0]));
/**
* Stores in the hashmap extraparams the value obtained from a lookup in a specified XML table.
*
* <p>The first parameter is the given value already known. This is denoted as $1 in the
* corresponding XPath expression
*
* <p>The second parameter is the string filename of the table which must be present in the
* auxiliary subdirectory
*
* <p>The third parameter is the column in which the supplied input value should be sought
*
* <p>The fourth parameter is the column whose value should be read for the corresponding row,
* in order to obtain the result of the lookup.
*
* <p>The rule in the definition file may contain an XPath expression and a URL where the table
* may be obtained.
*/
if (rulename.equals("TABLELOOKUP")) {
// parameter[0] is given value
// parameter[1] is table
// parameter[2] is input column supplied
// parameter[3] is output column required
assert parameter.length == 4 : "incorrect number of parameters to tablelookup " + params;
if (parameter[1].equals("tdt64bitcpi")) {
String s = extraparams.get(parameter[0]);
assert s != null : tdtfunction + " when " + parameter[0] + " is null";
String t = gs1cpi.get(s);
assert t != null : "gs1cpi[" + s + "] is null";
assert newfieldname != null;
extraparams.put(newfieldname, t);
// extraparams.put(newfieldname, gs1cpi.get(extraparams.get(parameter[0])));
} else { // JPB! the following is untested
String tdtxpath = tdtrule.getTableXPath();
String tdttableurl = tdtrule.getTableURL();
String tdtxpathsub = tdtxpath.replaceAll("\\$1", extraparams.get(parameter[0]));
extraparams.put(newfieldname, xpathlookup("ManagerTranslation.xml", tdtxpathsub));
}
}
/**
* Stores the length of the specified string under the new fieldname specified by the
* corresponding rule of the definition file.
*/
if (rulename.equals("LENGTH")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
extraparams.put(newfieldname, Integer.toString(extraparams.get(parameter[0]).length()));
}
}
/**
* Stores a GS1 check digit in the extraparams hashmap, keyed under the new fieldname specified
* by the corresponding rule of the definition file.
*/
if (rulename.equals("GS1CHECKSUM")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
extraparams.put(newfieldname, gs1checksum(extraparams.get(parameter[0])));
}
}
/**
* Obtains a substring of the string provided as the first parameter. If only a single second
* parameter is specified, then this is considered as the start index and all characters from
* the start index onwards are stored in the extraparams hashmap under the key named
* 'newfieldname' in the corresponding rule of the definition file. If a second and third
* parameter are specified, then the second parameter is the start index and the third is the
* length of characters required. A substring consisting characters from the start index up to
* the required length of characters is stored in the extraparams hashmap, keyed under the new
* fieldname specified by the corresponding rule of the defintion file.
*/
if (rulename.equals("SUBSTR")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (parameter.length == 2) {
if (extraparams.get(parameter[0]) != null) {
int start = getIntValue(parameter[1], extraparams);
if (start >= 0) {
extraparams.put(newfieldname, extraparams.get(parameter[0]).substring(start));
}
}
}
if (parameter.length
== 3) { // need to check that this variation is correct - c.f. Perl substr
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
int start = getIntValue(parameter[1], extraparams);
int end = getIntValue(parameter[2], extraparams);
if ((start >= 0) && (end >= 0)) {
extraparams.put(
newfieldname, extraparams.get(parameter[0]).substring(start, start + end));
}
}
}
}
/**
* Concatenates specified string parameters together. Literal values must be enclosed within
* single or double quotes or consist of unquoted digits. Other unquoted strings are considered
* as fieldnames and the corresponding value from the extraparams hashmap are inserted. The
* result of the concatenation (and substitution) of the strings is stored as a new entry in the
* extraparams hashmap, keyed under the new fieldname specified by the rule.
*/
if (rulename.equals("CONCAT")) {
StringBuilder buffer = new StringBuilder();
for (int p1 = 0; p1 < parameter.length; p1++) {
Matcher matcher = Pattern.compile("\"(.*?)\"|'(.*?)'|[0-9]").matcher(parameter[p1]);
if (matcher.matches()) {
buffer.append(parameter[p1]);
} else {
assert extraparams.get(parameter[p1]) != null
: tdtfunction + " when " + parameter[p1] + " is null";
if (extraparams.get(parameter[p1]) != null) {
buffer.append(extraparams.get(parameter[p1]));
}
}
}
extraparams.put(newfieldname, buffer.toString());
}
}
/**
* Returns the Resource with identifier "id"
*
* @param id String
* @return PDMResource
*/
public PDMOperation getOperation(String id) {
return (PDMOperation) operations.get(id);
}
/**
* Returns the Resource with identifier "id"
*
* @param id String
* @return PDMResource
*/
public PDMResource getResource(String id) {
return (PDMResource) resources.get(id);
}
/**
* Returns the Data Element with identifier "id"
*
* @param id String
* @return PDMDataElement
*/
public PDMDataElement getDataElement(String id) {
return (PDMDataElement) dataElements.get(id);
}
