Examples with ConstructorDescriptor kalang.core.ConstructorDescriptor used on opensource projects

Example 1 with ConstructorDescriptor

use of kalang.core.ConstructorDescriptor in project kalang by kasonyang.

the class AstUtil method createEmptyConstructor.

public static boolean createEmptyConstructor(ClassNode clazzNode) {
    ObjectType supType = clazzNode.getSuperType();
    if (supType == null) {
        throw new RuntimeException("super type is null:" + clazzNode.name);
    }
    ConstructorDescriptor[] constructors = supType.getConstructorDescriptors(clazzNode);
    ConstructorDescriptor m = MethodUtil.getConstructorDescriptor(constructors, null);
    if (m != null) {
        MethodNode mm = clazzNode.createMethodNode(Types.VOID_TYPE, m.getName(), m.getModifier());
        for (Type e : m.getExceptionTypes()) mm.addExceptionType(e);
        ParameterDescriptor[] pds = m.getParameterDescriptors();
        for (ParameterDescriptor pd : pds) {
            ParameterNode p = mm.createParameter(pd.getType(), pd.getName());
            // TODO update mm.createParameter
            p.modifier = pd.getModifier();
        }
        BlockStmt body = mm.getBody();
        ParameterNode[] parameters = mm.getParameters();
        ExprNode[] params = new ExprNode[parameters.length];
        for (int i = 0; i < params.length; i++) {
            params[i] = new ParameterExpr(parameters[i]);
        }
        body.statements.add(new ExprStmt(new ObjectInvokeExpr(new SuperExpr(clazzNode), m, params)));
        return true;
    } else {
        return false;
    }
}