Examples with AssignExpr org.drools.javaparser.ast.expr.AssignExpr used on opensource projects

Example 6 with AssignExpr

use of org.drools.javaparser.ast.expr.AssignExpr in project drools by kiegroup.

the class ModelGenerator method addUnitData.

private static void addUnitData(String unitVar, Class<?> type, BlockStmt ruleBlock) {
    Type declType = classToReferenceType(type);
    ClassOrInterfaceType varType = JavaParser.parseClassOrInterfaceType(UnitData.class.getCanonicalName());
    varType.setTypeArguments(declType);
    VariableDeclarationExpr var_ = new VariableDeclarationExpr(varType, toVar(unitVar), Modifier.FINAL);
    MethodCallExpr unitDataCall = new MethodCallExpr(null, UNIT_DATA_CALL);
    unitDataCall.addArgument(new ClassExpr(declType));
    unitDataCall.addArgument(new StringLiteralExpr(unitVar));
    AssignExpr var_assign = new AssignExpr(var_, unitDataCall, AssignExpr.Operator.ASSIGN);
    ruleBlock.addStatement(var_assign);
}

Example 7 with AssignExpr

use of org.drools.javaparser.ast.expr.AssignExpr in project drools by kiegroup.

the class ModelGenerator method addVariable.

private static void addVariable(KnowledgeBuilderImpl kbuilder, BlockStmt ruleBlock, DeclarationSpec decl) {
    if (decl.getDeclarationClass() == null) {
        kbuilder.addBuilderResult(new UnknownDeclarationError(decl.getBindingId()));
        return;
    }
    Type declType = classToReferenceType(decl.getDeclarationClass());
    ClassOrInterfaceType varType = JavaParser.parseClassOrInterfaceType(Variable.class.getCanonicalName());
    varType.setTypeArguments(declType);
    VariableDeclarationExpr var_ = new VariableDeclarationExpr(varType, toVar(decl.getBindingId()), Modifier.FINAL);
    MethodCallExpr declarationOfCall = new MethodCallExpr(null, DECLARATION_OF_CALL);
    declarationOfCall.addArgument(new ClassExpr(decl.getType()));
    declarationOfCall.addArgument(new StringLiteralExpr(decl.getVariableName().orElse(decl.getBindingId())));
    decl.getDeclarationSource().ifPresent(declarationOfCall::addArgument);
    decl.getEntryPoint().ifPresent(ep -> {
        MethodCallExpr entryPointCall = new MethodCallExpr(null, "entryPoint");
        entryPointCall.addArgument(new StringLiteralExpr(ep));
        declarationOfCall.addArgument(entryPointCall);
    });
    for (BehaviorDescr behaviorDescr : decl.getBehaviors()) {
        MethodCallExpr windowCall = new MethodCallExpr(null, "window");
        if (Behavior.BehaviorType.TIME_WINDOW.matches(behaviorDescr.getSubType())) {
            windowCall.addArgument("Window.Type.TIME");
            windowCall.addArgument("" + TimeUtils.parseTimeString(behaviorDescr.getParameters().get(0)));
        }
        if (Behavior.BehaviorType.LENGTH_WINDOW.matches(behaviorDescr.getSubType())) {
            windowCall.addArgument("Window.Type.LENGTH");
            windowCall.addArgument("" + Integer.valueOf(behaviorDescr.getParameters().get(0)));
        }
        declarationOfCall.addArgument(windowCall);
    }
    AssignExpr var_assign = new AssignExpr(var_, declarationOfCall, AssignExpr.Operator.ASSIGN);
    ruleBlock.addStatement(var_assign);
}