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Peter varren

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  • Never had any, just for fun guy
  • Russia Saint-Petersburg
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@varren
varren / index.html
Created November 25, 2017 01:31
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
<title>Home</title>
<style type="text/css">
.dropdown-communities{
padding: 15px;
}
@varren
varren / output.txt
Last active November 21, 2017 18:51
I/System.out: AudioSystem stream -1 STREAM_DEFAULT
D/com.example.MainActivity: After 1st: 8
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 0 STREAM_VOICE_CALL
D/com.example.MainActivity: After 1st: 325
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 1 STREAM_SYSTEM
D/com.example.MainActivity: After 1st: 17
@varren
varren / OptionOne.java
Created October 17, 2017 23:05
jacksonpolymorphicdeserialization https://stackoverflow.com/questions/28993035/jacksonpolymorphicdeserialization-jsonmappingexception
import com.fasterxml.jackson.annotation.*;
import com.fasterxml.jackson.databind.*;
import lombok.Data;
import lombok.ToString;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Objects;
@varren
varren / Parse JSON to deeply nested generic with jackson
Created October 16, 2017 13:49
https://stackoverflow.com/q/46767604/1032167
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.type.TypeFactory;
import java.io.IOException;
import java.util.List;
/**
@varren
varren / JacksonDeserializefromId.java
Last active October 10, 2017 14:40
Demo for https://stackoverflow.com/q/46650940/1032167
import com.fasterxml.jackson.annotation.*;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
@varren
varren / DisableJsonIdentityInfoReferenceSerialization.java
Last active October 7, 2017 17:42
Jackson @JsonIdentityInfo with always embedded whole objects during serialization
import com.fasterxml.jackson.annotation.*;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationConfig;
import com.fasterxml.jackson.databind.introspect.Annotated;
import com.fasterxml.jackson.databind.introspect.JacksonAnnotationIntrospector;
import com.fasterxml.jackson.databind.introspect.ObjectIdInfo;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
@varren
varren / Option1.java
Last active September 24, 2017 06:47
public class Test {
public static void main(String[] args) throws Exception {
ObjectMapper mapper = new ObjectMapper();
InputStream data = Test.class.getClassLoader()
.getResourceAsStream("original.json");
InputStream postProcessData = Test.class.getClassLoader()
.getResourceAsStream("reference.json");
Set<Info> types = mapper.readValue(data,
@varren
varren / Test.java
Created September 23, 2017 05:47
import com.fasterxml.jackson.annotation.*;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.InputStream;
import java.util.*;
/**
* Created by varren on 23.09.17.
*/
@varren
varren / Main.java
Last active September 20, 2017 02:51
Jackson performance Tests
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
@varren
varren / 0x57e373249c20bd57A6558fC67FC1757d851993D7
Created August 23, 2017 02:56
0x57e373249c20bd57A6558fC67FC1757d851993D7