Top "Mapper" questions

The mapper is the first step in MapReduce framework, a component of a larger scalable, parallel-izable algorithm.

How to efficiently map a org.json.JSONObject to a POJO?

This question must have been asked before, but I couldn't find it. I'm using a 3rd party library to retrieve …

java json mapping jackson mapper
Mapping XML Entities to Java Objects

I am quite sure, this is one of the many duplicated questions around XML to Java Object conversions. But I …

java xml spring mapper
MyBatis executing multiple sql statements in one go, is that possible?

i was wondering if it is possible to execute multiple sql statements in 1 go. For example the scenario that i …

java sql jdbc mybatis mapper
Exception java.util.LinkedHashMap cannot be cast to java.util.List

While working around following code I got the exception given below. List<Map<String, Object>> obj = …

java foreach mapper
Jackson Library JSON Mapper to String

I have a class (A and B are my objects) public A { private List<B> b; private int …

java json jackson mapper
org.codehaus.jackson.JsonParseException: Unexpected character ('�' (code 65533 / 0xfffd))

I have a Json string in the database but while converting in Java object, it gives following error: Caused by: …

java json jackson mapper
Convert json string without quotes into a map

I have a string that is in Json format, only none of the keys or values are surrounded by quotes. …

java json jackson mapper
MapStruct - @Mapper annotation don't create bean

I downloaded application from this source https://github.com/springframeworkguru/spring5-mvc-rest/tree/vendor-api And I have a problem with …

spring mapper mapstruct
C# generics based object to object mapper question

I have the need for an object to object mapper in my application. I've tried out a few, but haven't …

c# generics mapper
Pathconvert with relative file names

In folder, src, I have a set of subfolders with java source code: /a/A.java /a/b/B.java /…

ant mapper