private Accumulator[] buildCustomAccumulate(
final RuleBuildContext context,
final AccumulateDescr accumDescr,
MVELDialect dialect,
Map<String, Declaration> decls,
Map<String, Declaration> sourceOuterDeclr,
BoundIdentifiers boundIds,
boolean readLocalsFromTuple) {
Accumulator[] accumulators;
final MVELAnalysisResult initCodeAnalysis =
(MVELAnalysisResult)
dialect.analyzeBlock(context, accumDescr, accumDescr.getInitCode(), boundIds);
// need to copy boundIds, as this as a "this" object.
final MVELAnalysisResult actionCodeAnalysis =
(MVELAnalysisResult)
dialect.analyzeBlock(
context,
accumDescr.getActionCode(),
boundIds,
initCodeAnalysis.getMvelVariables(),
"drools",
KnowledgeHelper.class);
final MVELAnalysisResult resultCodeAnalysis =
(MVELAnalysisResult)
dialect.analyzeExpression(
context,
accumDescr,
accumDescr.getResultCode(),
boundIds,
initCodeAnalysis.getMvelVariables());
context.setTypesafe(initCodeAnalysis.isTypesafe());
MVELCompilationUnit initUnit =
dialect.getMVELCompilationUnit(
accumDescr.getInitCode(),
initCodeAnalysis,
getUsedDeclarations(decls, initCodeAnalysis),
getUsedDeclarations(sourceOuterDeclr, initCodeAnalysis),
initCodeAnalysis.getMvelVariables(),
context,
"drools",
KnowledgeHelper.class,
readLocalsFromTuple,
MVELCompilationUnit.Scope.CONSTRAINT);
context.setTypesafe(actionCodeAnalysis.isTypesafe());
MVELCompilationUnit actionUnit =
dialect.getMVELCompilationUnit(
accumDescr.getActionCode(),
actionCodeAnalysis,
getUsedDeclarations(decls, actionCodeAnalysis),
getUsedDeclarations(sourceOuterDeclr, actionCodeAnalysis),
initCodeAnalysis.getMvelVariables(),
context,
"drools",
KnowledgeHelper.class,
readLocalsFromTuple,
MVELCompilationUnit.Scope.CONSTRAINT);
MVELCompilationUnit reverseUnit = null;
if (accumDescr.getReverseCode() != null) {
context.setTypesafe(actionCodeAnalysis.isTypesafe());
reverseUnit =
dialect.getMVELCompilationUnit(
accumDescr.getReverseCode(),
actionCodeAnalysis,
getUsedDeclarations(decls, actionCodeAnalysis),
getUsedDeclarations(sourceOuterDeclr, actionCodeAnalysis),
initCodeAnalysis.getMvelVariables(),
context,
"drools",
KnowledgeHelper.class,
readLocalsFromTuple,
MVELCompilationUnit.Scope.CONSTRAINT);
}
context.setTypesafe(resultCodeAnalysis.isTypesafe());
MVELCompilationUnit resultUnit =
dialect.getMVELCompilationUnit(
accumDescr.getResultCode(),
resultCodeAnalysis,
getUsedDeclarations(decls, resultCodeAnalysis),
getUsedDeclarations(sourceOuterDeclr, resultCodeAnalysis),
initCodeAnalysis.getMvelVariables(),
context,
"drools",
KnowledgeHelper.class,
readLocalsFromTuple,
MVELCompilationUnit.Scope.CONSTRAINT);
accumulators =
new Accumulator[] {new MVELAccumulator(initUnit, actionUnit, reverseUnit, resultUnit)};
return accumulators;
}
