use of org.drools.workbench.models.guided.dtree.shared.model.parser.GuidedDecisionTreeParserError in project drools by kiegroup.
the class GuidedDecisionTreeModelMarshallingVisitor method visit.
public String visit(final GuidedDecisionTree model) {
if (model == null) {
return "";
}
// Append the DRL generated from the model
if (model.getRoot() != null) {
baseRuleName = model.getTreeName();
final List<Node> path = new ArrayList<Node>();
visit(path, model.getRoot());
}
// Append the DRL stored as a result of parsing errors
for (GuidedDecisionTreeParserError error : model.getParserErrors()) {
rules.append(error.getOriginalDrl()).append("\n");
}
return rules.toString();
}
use of org.drools.workbench.models.guided.dtree.shared.model.parser.GuidedDecisionTreeParserError in project drools by kiegroup.
the class GuidedDecisionTreeModelUnmarshallingVisitor method visit.
private GuidedDecisionTree visit(final String drl, final String baseFileName, final List<String> globals, final PackageDataModelOracle dmo) {
PortablePreconditions.checkNotNull("drl", drl);
PortablePreconditions.checkNotNull("baseFileName", baseFileName);
PortablePreconditions.checkNotNull("globals", globals);
PortablePreconditions.checkNotNull("dmo", dmo);
final GuidedDecisionTree model = new GuidedDecisionTree();
model.setTreeName(baseFileName);
// De-serialize Package name
final String packageName = PackageNameParser.parsePackageName(drl);
model.setPackageName(packageName);
// De-serialize imports
final Imports imports = ImportsParser.parseImports(drl);
for (Import item : imports.getImports()) {
model.getImports().addImport(item);
}
// Split DRL into separate rules
final List<String> rules = new ArrayList<String>();
final Pattern pattern = Pattern.compile("\\s?rule\\s(.+?)\\send\\s?", Pattern.DOTALL);
final Matcher matcher = pattern.matcher(drl);
while (matcher.find()) {
rules.add(matcher.group());
}
// Build a linear Path of Nodes for each rule
final List<GuidedDecisionTreeParserExtendedError> rulesParserContent = new ArrayList<GuidedDecisionTreeParserExtendedError>();
for (String rule : rules) {
final GuidedDecisionTreeParserExtendedError ruleParserContent = new GuidedDecisionTreeParserExtendedError();
rulesParserContent.add(ruleParserContent);
try {
final RuleModel rm = RuleModelDRLPersistenceImpl.getInstance().unmarshal(rule, globals, dmo);
ruleParserContent.setOriginalRuleName(rm.name);
ruleParserContent.setOriginalDrl(rule);
for (IPattern p : rm.lhs) {
ruleParserContent.getNodes().addAll(visit(p, model, dmo, ruleParserContent.getMessages()));
}
for (IAction a : rm.rhs) {
ruleParserContent.getNodes().addAll(visit(a, getTypesOnPath(ruleParserContent.getNodes()), model, dmo, ruleParserContent.getMessages()));
}
} catch (Exception e) {
ruleParserContent.getMessages().add(new DefaultParserMessage(e.getMessage()));
}
}
// Combine Paths into a single tree.
for (GuidedDecisionTreeParserExtendedError ruleParserContent : rulesParserContent) {
Node activeModelNode = null;
boolean error = !ruleParserContent.getMessages().isEmpty();
for (int index = 0; !error && index < ruleParserContent.getNodes().size(); index++) {
final Node node = ruleParserContent.getNodes().get(index);
switch(index) {
case 0:
if (!(node instanceof TypeNode)) {
ruleParserContent.getMessages().add(new InvalidRootParserMessage());
error = true;
break;
}
final TypeNode root = (TypeNode) node;
if (model.getRoot() == null) {
model.setRoot(root);
} else if (!root.equals(model.getRoot())) {
ruleParserContent.getMessages().add(new AmbiguousRootParserMessage(root.getClassName()));
error = true;
break;
}
activeModelNode = model.getRoot();
break;
default:
if (!activeModelNode.getChildren().contains(node)) {
// If the active node in the Model doesn't contain the child add it as a new child
activeModelNode.addChild(node);
activeModelNode = node;
} else {
// Otherwise swap out the Node in the Path for the existing one in the Model
activeModelNode = activeModelNode.getChildren().get(activeModelNode.getChildren().indexOf(node));
}
}
}
if (!ruleParserContent.getMessages().isEmpty()) {
model.getParserErrors().add(new GuidedDecisionTreeParserError(ruleParserContent.getOriginalRuleName(), ruleParserContent.getOriginalDrl(), ruleParserContent.getMessages()));
}
}
return model;
}
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