public void build(
final RuleBuildContext context,
final BoundIdentifiers usedIdentifiers,
final Declaration[] previousDeclarations,
final Declaration[] localDeclarations,
final PredicateConstraint predicate,
final PredicateDescr predicateDescr,
final AnalysisResult analysis) {
MVELDialect dialect = (MVELDialect) context.getDialect(context.getDialect().getId());
try {
Map<String, Class<?>> declIds =
context.getDeclarationResolver().getDeclarationClasses(context.getRule());
Pattern p = (Pattern) context.getBuildStack().peek();
if (p.getObjectType() instanceof ClassObjectType) {
declIds.put("this", ((ClassObjectType) p.getObjectType()).getClassType());
}
MVELCompilationUnit unit =
dialect.getMVELCompilationUnit(
(String) predicateDescr.getContent(),
analysis,
previousDeclarations,
localDeclarations,
null,
context);
MVELPredicateExpression expr =
new MVELPredicateExpression(unit, context.getDialect().getId());
predicate.setPredicateExpression(expr);
MVELDialectRuntimeData data =
(MVELDialectRuntimeData)
context
.getPkg()
.getDialectRuntimeRegistry()
.getDialectData(context.getDialect().getId());
data.addCompileable(predicate, expr);
expr.compile(context.getPackageBuilder().getRootClassLoader());
} catch (final Exception e) {
context
.getErrors()
.add(
new DescrBuildError(
context.getParentDescr(),
predicateDescr,
e,
"Unable to build expression for 'inline-eval' : "
+ e.getMessage()
+ "'"
+ predicateDescr.getContent()
+ "'\n"
+ e.getMessage()));
}
}
public void visitPredicateDescr(final PredicateDescr descr) {
this.template = new String();
this.template =
"<predicate field-name=\""
+ descr.getFieldName()
+ "\" identifier=\""
+ descr.getDeclaration()
+ "\" >"
+ descr.getText()
+ "</predicate>"
+ XmlDumper.eol;
}
/**
* End leaf
*
* @param descr
* @return
*/
private PatternEval visitPredicateDescr(PredicateDescr descr) {
PatternEval predicate = new PatternEval(pattern);
predicate.setContent(descr.getContent().toString());
predicate.setClassMethodName(descr.getClassMethodName());
predicate.setOrderNumber(orderNumber.next());
predicate.setParentPath(pattern.getPath());
predicate.setParentType(pattern.getVerifierComponentType());
data.add(predicate);
solvers.addPatternComponent(predicate);
return predicate;
}