Add video tutorial module and Jackson annotation code

This commit is contained in:
Alex Theedom
2017-01-23 16:56:52 +00:00
parent 7a4d666521
commit 9220584528
90 changed files with 4341 additions and 4 deletions
@@ -0,0 +1,45 @@
package com.baeldung.jacksonannotation.deserialization.jacksoninject;
import com.fasterxml.jackson.databind.InjectableValues;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import java.util.UUID;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JacksonInjectTest {
@Test
public void whenDeserializingUsingJacksonInject_thenCorrect() throws IOException {
UUID id = UUID.fromString("9616dc8c-bad3-11e6-a4a6-cec0c932ce01");
// arrange
String authorJson = "{\"firstName\": \"Alex\", \"lastName\": \"Theedom\"}";
// act
InjectableValues inject = new InjectableValues.Std().addValue(UUID.class, id);
Author author = new ObjectMapper().reader(inject).forType(Author.class).readValue(authorJson);
// assert
assertThat(author.getId()).isEqualTo(id);
/*
{
"firstName": "Alex",
"lastName": "Theedom",
"publications": []
}
*/
}
}
@@ -0,0 +1,37 @@
package com.baeldung.jacksonannotation.deserialization.jsonanysetter;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonAnySetterTest {
@Test
public void whenDeserializingUsingJsonAnySetter_thenCorrect() throws IOException {
// arrange
String json = "{\"USA\":10.00,\"UK\":15.00,\"China\":23.00,\"Brazil\":12.00,\"France\":8.00,\"Russia\":18.00}";
// act
Inventory inventory = new ObjectMapper().readerFor(Inventory.class).readValue(json);
// assert
assertThat(from(json).getMap(".").get("USA")).isEqualTo(inventory.getCountryDeliveryCost().get("USA"));
assertThat(from(json).getMap(".").get("UK")).isEqualTo(inventory.getCountryDeliveryCost().get("UK"));
assertThat(from(json).getMap(".").get("China")).isEqualTo(inventory.getCountryDeliveryCost().get("China"));
assertThat(from(json).getMap(".").get("Brazil")).isEqualTo(inventory.getCountryDeliveryCost().get("Brazil"));
assertThat(from(json).getMap(".").get("France")).isEqualTo(inventory.getCountryDeliveryCost().get("France"));
assertThat(from(json).getMap(".").get("Russia")).isEqualTo(inventory.getCountryDeliveryCost().get("Russia"));
}
}
@@ -0,0 +1,44 @@
package com.baeldung.jacksonannotation.deserialization.jsoncreator;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonCreatorTest {
@Test
public void whenDeserializingUsingJsonCreator_thenCorrect() throws IOException {
// arrange
String authorJson =
"{" +
" \"christianName\": \"Alex\"," +
" \"surname\": \"Theedom\"" +
"}";
// act
final Author author = new ObjectMapper().readerFor(Author.class).readValue(authorJson);
// assert
assertThat(from(authorJson).getString("christianName")).isEqualTo(author.getFirstName());
assertThat(from(authorJson).getString("surname")).isEqualTo(author.getLastName());
/*
{
"christianName": "Alex",
"surname": "Theedom"
}
*/
}
}
@@ -0,0 +1,34 @@
package com.baeldung.jacksonannotation.deserialization.jsondeserialize;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import java.text.SimpleDateFormat;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonDeserializeTest {
@Test
public void whenDeserializingUsingJsonDeserialize_thenCorrect() throws IOException {
// arrange
String bookJson = "{\"id\":\"957c43f2-fa2e-42f9-bf75-6e3d5bb6960a\",\"title\":\"Effective Java\",\"authors\":[{\"id\":\"9bcd817d-0141-42e6-8f04-e5aaab0980b6\",\"firstName\":\"Joshua\",\"lastName\":\"Bloch\"}],\"price\":0,\"published\":\"25-12-2017 13:30:25\",\"pages\":null,\"isbn\":null}";
// act
Book book = new ObjectMapper().readerFor(Book.class).readValue(bookJson);
// assert
SimpleDateFormat df = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
assertThat(from(bookJson).getString("published")).isEqualTo(df.format(book.getPublished()));
}
}
@@ -0,0 +1,32 @@
package com.baeldung.jacksonannotation.deserialization.jsonsetter;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonSetterTest {
@Test
public void whenDeserializingUsingJsonSetter_thenCorrect() throws IOException {
// arrange
String json = "{\"firstName\":\"Alex\",\"lastName\":\"Theedom\",\"publications\":[{\"title\":\"Professional Java EE Design Patterns\"}]}";
// act
Author author = new ObjectMapper().readerFor(Author.class).readValue(json);
// assert
assertThat(from(json).getList("publications").size()).isEqualTo(author.getItems().size());
}
}
@@ -0,0 +1,42 @@
package com.baeldung.jacksonannotation.general.jsonfilter;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ser.FilterProvider;
import com.fasterxml.jackson.databind.ser.impl.SimpleBeanPropertyFilter;
import com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonFilterTest {
@Test
public void whenSerializingUsingJsonFilter_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
FilterProvider filters = new SimpleFilterProvider()
.addFilter("authorFilter", SimpleBeanPropertyFilter.filterOutAllExcept("lastName"));
// act
String result = new ObjectMapper().writer(filters).writeValueAsString(author);
// assert
assertThat(from(result).getList("items")).isNull();
/*
{
"lastName": "Theedom"
}
*/
}
}
@@ -0,0 +1,66 @@
package com.baeldung.jacksonannotation.general.jsonformat;
import com.baeldung.jacksonannotation.domain.Author;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonFormatTest {
@Test
public void whenSerializingUsingJsonFormat_thenCorrect() throws JsonProcessingException, ParseException {
// arrange
SimpleDateFormat df = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
df.setTimeZone(TimeZone.getTimeZone("UTC"));
String toParse = "20-12-2014 14:30:00";
Date date = df.parse(toParse);
Book book = new Book(
"Design Patterns: Elements of Reusable Object-oriented Software",
new Author("The", "GoF")
);
book.setPublished(date);
// act
String result = new ObjectMapper().writeValueAsString(book);
// assert
assertThat(from(result).getString("published")).isEqualTo(toParse);
/*
{
"id": "762b39be-fd5b-489e-8688-aeb3b9bbf019",
"title": "Design Patterns: Elements of Reusable Object-oriented Software",
"authors": [
{
"id": "6941b780-0f54-4259-adcb-85523c8f25f4",
"firstName": "The",
"lastName": "GoF",
"items": []
}
],
"price": 0,
"published": "20-12-2014 02:30:00",
"pages": null,
"isbn": null
}
*/
}
}
@@ -0,0 +1,60 @@
package com.baeldung.jacksonannotation.general.jsonidentityinfo;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.util.Collections;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonIdentityInfoTest {
@Test
public void whenSerializingUsingJsonIdentityInfo_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
Course course = new Course("Java EE Introduction", author);
author.setItems(Collections.singletonList(course));
course.setAuthors(Collections.singletonList(author));
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getString("items[0].authors")).isNotNull();
/*
Authors are included.
{
"id": "1b408bf9-5946-4a14-a112-fde2953a7fe7",
"firstName": "Alex",
"lastName": "Theedom",
"items": [
{
"id": "5ed30530-f0a5-42eb-b786-be2c655da968",
"title": "Java EE Introduction",
"authors": [
"1b408bf9-5946-4a14-a112-fde2953a7fe7"
],
"price": 0,
"duration": 0,
"medium": null,
"level": null,
"prerequisite": null
}
]
}
*/
}
}
@@ -0,0 +1,73 @@
package com.baeldung.jacksonannotation.general.jsonproperty;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonPropertyTest {
@Test
public void whenSerializingUsingJsonProperty_thenCorrect() throws JsonProcessingException {
// arrange
Book book = new Book(
"Design Patterns: Elements of Reusable Object-oriented Software",
new Author("The", "GoF")
);
book.configureBinding("Hardback");
// act
String result = new ObjectMapper().writeValueAsString(book);
// assert
assertThat(from(result).getString("binding")).isEqualTo("Hardback");
/*
{
"id": "cd941587-d1ae-4c2a-9a36-29533bf50411",
"title": "Design Patterns: Elements of Reusable Object-oriented Software",
"authors": [
{
"id": "c8e26318-2f5b-4fa2-9fdc-6e99be021fca",
"firstName": "The",
"lastName": "GoF",
"items": []
}
],
"price": 0,
"published": null,
"pages": null,
"isbn": null,
"binding": "Hardback"
}
*/
}
@Test
public void whenDeserializingUsingJsonProperty_thenCorrect() throws IOException {
// arrange
String result = "{\"id\":\"cd941587-d1ae-4c2a-9a36-29533bf50411\",\"title\":\"Design Patterns: Elements of Reusable Object-oriented Software\",\"authors\":[{\"id\":\"c8e26318-2f5b-4fa2-9fdc-6e99be021fca\",\"firstName\":\"The\",\"lastName\":\"GoF\"}],\"binding\":\"Hardback\"}";
// act
Book book = new ObjectMapper().readerFor(Book.class).readValue(result);
// assert
assertThat(book.coverBinding()).isEqualTo("Hardback");
}
}
@@ -0,0 +1,44 @@
package com.baeldung.jacksonannotation.general.jsonunwrapped;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonUnwrappedTest {
@Test
public void whenSerializingUsingJsonUnwrapped_thenCorrect() throws JsonProcessingException {
// arrange
Order.Type preorderType = new Order.Type();
preorderType.id = 10;
preorderType.name = "pre-order";
Order order = new Order(preorderType);
// act
String result = new ObjectMapper().writeValueAsString(order);
// assert
assertThat(from(result).getInt("id")).isEqualTo(10);
assertThat(from(result).getString("name")).isEqualTo("pre-order");
/*
{
"id": 10,
"name": "pre-order"
}
*/
}
}
@@ -0,0 +1,72 @@
package com.baeldung.jacksonannotation.general.jsonview;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonViewTest {
@Test
public void whenSerializingUsingJsonView_andInternalView_thenCorrect() throws JsonProcessingException {
// arrange
Order order = new Order(120);
// act
String result = new ObjectMapper().writerWithView(Views.Internal.class).writeValueAsString(order);
// assert
assertThat(from(result).getUUID("id")).isNotNull();
assertThat(from(result).getObject("type", Order.Type.class)).isNotNull();
assertThat(from(result).getInt("internalAudit")).isEqualTo(120);
/*
{
"id": "33806388-795b-4812-b90a-60292111bc5c",
"type": {
"id": 20,
"name": "Order"
},
"internalAudit": 120
}
*/
}
@Test
public void whenSerializingUsingJsonView_andPublicView_thenCorrect() throws JsonProcessingException {
// arrange
Order order = new Order(120);
// act
String result = new ObjectMapper().writerWithView(Views.Public.class).writeValueAsString(order);
// assert
assertThat(from(result).getUUID("id")).isNotNull();
assertThat(from(result).getObject("type", Order.Type.class)).isNotNull();
assertThat(result).doesNotContain("internalAudit");
/*
{
"id": "5184d5fc-e359-4cdf-93fa-4054025bef4e",
"type": {
"id": 20,
"name": "Order"
}
}
*/
}
}
@@ -0,0 +1,59 @@
package com.baeldung.jacksonannotation.general.reference;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.util.Collections;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class ReferenceTest {
@Test
public void whenSerializingUsingReference_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
Course course = new Course("Java EE Introduction", author);
author.setItems(Collections.singletonList(course));
course.setAuthors(Collections.singletonList(author));
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getString("items[0].authors")).isNull();
/*
Without references defined it throws StackOverflowError.
Authors excluded.
{
"id": "9c45d9b3-4888-4c24-8b74-65ef35627cd7",
"firstName": "Alex",
"lastName": "Theedom",
"items": [
{
"id": "f8309629-d178-4d67-93a4-b513ec4a7f47",
"title": "Java EE Introduction",
"price": 0,
"duration": 0,
"medium": null,
"level": null,
"prerequisite": null
}
]
}
*/
}
}
@@ -0,0 +1,52 @@
package com.baeldung.jacksonannotation.inclusion.jsonautodetect;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonAutoDetectTest {
@Test
public void whenSerializingUsingJsonAutoDetect_thenCorrect() throws JsonProcessingException {
// arrange
Order order = new Order(1234567890);
// act
String result = new ObjectMapper().writeValueAsString(order);
// assert
assertThat(from(result).getInt("internalAudit")).isEqualTo(1234567890);
/*
With @JsonAutoDetect
{
"id": "c94774d9-de8f-4244-85d5-624bd3a4567a",
"type": {
"id": 20,
"name": "Order"
},
"internalAudit": 1234567890
}
Without @JsonAutoDetect
{
"id": "c94774d9-de8f-4244-85d5-624bd3a4567a",
"type": {
"id": 20,
"name": "Order"
}
}
*/
}
}
@@ -0,0 +1,41 @@
package com.baeldung.jacksonannotation.inclusion.jsonignore;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonIgnoreTest {
@Test
public void whenSerializingUsingJsonIgnore_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getString("firstName")).isEqualTo("Alex");
assertThat(from(result).getString("lastName")).isEqualTo("Theedom");
assertThat(from(result).getString("id")).isNull();
/*
{
"firstName": "Alex",
"lastName": "Theedom",
"items": []
}
*/
}
}
@@ -0,0 +1,52 @@
package com.baeldung.jacksonannotation.inclusion.jsonignoreproperties;
import com.baeldung.jacksonannotation.domain.Author;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonIgnorePropertiesTest {
@Test
public void whenSerializingUsingJsonIgnoreProperties_thenCorrect() throws JsonProcessingException {
// arrange
Course course = new Course("Spring Security", new Author("Eugen", "Paraschiv"));
course.setMedium(Course.Medium.ONLINE);
// act
String result = new ObjectMapper().writeValueAsString(course);
// assert
assertThat(from(result).getString("medium")).isNull();
/*
{
"id": "ef0c8d2b-b088-409e-905c-95ac88dc0ed0",
"title": "Spring Security",
"authors": [
{
"id": "47a4f498-b0f3-4daf-909f-d2c35a0fe3c2",
"firstName": "Eugen",
"lastName": "Paraschiv",
"items": []
}
],
"price": 0,
"duration": 0,
"level": null,
"prerequisite": null
}
*/
}
}
@@ -0,0 +1,40 @@
package com.baeldung.jacksonannotation.inclusion.jsonignoretype;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonIgnoreTypeTest {
@Test
public void whenSerializingUsingJsonIgnoreType_thenCorrect() throws JsonProcessingException {
// arrange
Order.Type type = new Order.Type();
type.id = 10;
type.name = "Pre-order";
Order order = new Order(type);
// act
String result = new ObjectMapper().writeValueAsString(order);
// assert
assertThat(from(result).getString("id")).isNotNull();
assertThat(from(result).getString("type")).isNull();
/*
{"id":"ac2428da-523e-443c-a18a-4ea4d2791fea"}
*/
}
}
@@ -0,0 +1,41 @@
package com.baeldung.jacksonannotation.inclusion.jsoninclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonIncludeTest {
@Test
public void whenSerializingUsingJsonInclude_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", null);
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getString("firstName")).isEqualTo("Alex");
assertThat(result).doesNotContain("lastName");
/*
{
"id": "e8bb4802-6e0c-4fa5-9f68-c233272399cd",
"firstName": "Alex",
"items": []
}
*/
}
}
@@ -0,0 +1,51 @@
package com.baeldung.jacksonannotation.miscellaneous.custom;
import com.baeldung.jacksonannotation.domain.Author;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class CustomTest {
@Test
public void whenSerializingUsingCustom_thenCorrect() throws JsonProcessingException {
// arrange
Course course = new Course("Spring Security", new Author("Eugen", "Paraschiv"));
course.setMedium(Course.Medium.ONLINE);
// act
String result = new ObjectMapper().writeValueAsString(course);
// assert
assertThat(from(result).getString("title")).isEqualTo("Spring Security");
/*
{
"title": "Spring Security",
"price": 0,
"id": "7dfd4db9-1175-432f-a53b-687423f7bb9b",
"duration": 0,
"authors": [
{
"id": "da0738f6-033c-4974-8d87-92820e5ccf27",
"firstName": "Eugen",
"lastName": "Paraschiv",
"items": []
}
],
"medium": "ONLINE"
}
*/
}
}
@@ -0,0 +1,58 @@
package com.baeldung.jacksonannotation.miscellaneous.disable;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class DisableTest {
@Test
public void whenSerializingUsingDisable_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
// act
ObjectMapper mapper = new ObjectMapper();
String result = mapper.writeValueAsString(author);
// assert
assertThat(from(result).getList("items")).isNull();
/*
{
"lastName": "Theedom",
"firstName": "Alex",
"id": "de4afbb4-b24d-45c8-bb00-fd6b9acb42f1"
}
*/
// act
mapper = new ObjectMapper();
mapper.disable(MapperFeature.USE_ANNOTATIONS);
result = mapper.writeValueAsString(author);
// assert
assertThat(from(result).getList("items")).isNotNull();
/*
{
"id": "81e6ed72-6b27-4fe9-a36f-e3171c5b55ef",
"firstName": "Alex",
"lastName": "Theedom",
"items": []
}
*/
}
}
@@ -0,0 +1,58 @@
package com.baeldung.jacksonannotation.miscellaneous.mixin;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.util.List;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class MixInTest {
@Test
public void whenSerializingUsingMixIn_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getList("items")).isNotNull();
/*
{
"id": "f848b076-00a4-444a-a50b-328595dd9bf5",
"firstName": "Alex",
"lastName": "Theedom",
"items": []
}
*/
ObjectMapper mapper = new ObjectMapper();
mapper.addMixIn(List.class, IgnoreListMixIn.class);
result = mapper.writeValueAsString(author);
// assert
assertThat(from(result).getList("items")).isNull();
/*
{
"id": "9ffefb7d-e56f-447c-9009-e92e142f8347",
"firstName": "Alex",
"lastName": "Theedom"
}
*/
}
}
@@ -0,0 +1,64 @@
package com.baeldung.jacksonannotation.polymorphism;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.io.IOException;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class PolymorphismTest {
@Test
public void whenSerializingUsingPolymorphism_thenCorrect() throws JsonProcessingException {
// arrange
Order.InternalType internalType = new Order.InternalType();
internalType.id = 250;
internalType.name = "staff";
Order order = new Order(internalType);
// act
String result = new ObjectMapper().writeValueAsString(order);
// assert
assertThat(from(result).getString("type.ordertype")).isEqualTo("internal");
/*
{
"id": "7fc898e3-b4e7-41b0-8ffa-664cf3663f2e",
"type": {
"ordertype": "internal",
"id": 250,
"name": "staff"
}
}
*/
}
@Test
public void whenDeserializingPolymorphic_thenCorrect() throws IOException {
// arrange
String orderJson = "{\"type\":{\"ordertype\":\"internal\",\"id\":100,\"name\":\"directors\"}}";
// act
Order order = new ObjectMapper().readerFor(Order.class).readValue(orderJson);
// assert
assertThat(from(orderJson).getString("type.ordertype")).isEqualTo("internal");
assertThat(((Order.InternalType) order.getType()).name).isEqualTo("directors");
assertThat(((Order.InternalType) order.getType()).id).isEqualTo(100);
assertThat(order.getType().getClass()).isEqualTo(Order.InternalType.class);
}
}
@@ -0,0 +1,49 @@
package com.baeldung.jacksonannotation.serialization.jsonanygetter;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.util.Map;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonAnyGetterTest {
@Test
public void whenSerializingUsingJsonAnyGetter_thenCorrect() throws JsonProcessingException {
// arrange
Inventory inventory = new Inventory();
Map<String, Float> countryDeliveryCost = inventory.getCountryDeliveryCost();
inventory.setLocation("France");
countryDeliveryCost.put("USA", 10.00f);
countryDeliveryCost.put("UK", 15.00f);
// act
String result = new ObjectMapper().writeValueAsString(inventory);
// assert
assertThat(from(result).getString("location")).isEqualTo("France");
assertThat(from(result).getFloat("USA")).isEqualTo(10.00f);
assertThat(from(result).getFloat("UK")).isEqualTo(15.00f);
/*
{
"location": "France",
"USA": 10,
"UK": 15
}
*/
}
}
@@ -0,0 +1,40 @@
package com.baeldung.jacksonannotation.serialization.jsongetter;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonGetterTest {
@Test
public void whenSerializingUsingJsonGetter_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(from(result).getList("publications")).isNotNull();
assertThat(from(result).getList("items")).isNull();
/*
{
"firstName": "Alex",
"lastName": "Theedom",
"publications": []
}
*/
}
}
@@ -0,0 +1,46 @@
package com.baeldung.jacksonannotation.serialization.jsonpropertyorder;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static io.restassured.module.jsv.JsonSchemaValidator.matchesJsonSchemaInClasspath;
import static org.hamcrest.MatcherAssert.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonPropertyOrderTest {
@Test
public void whenSerializingUsingJsonPropertyOrder_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
author.setzIndex("z123");
author.setAlphaIndex("z123");
// act
String result = new ObjectMapper().writeValueAsString(author);
// assert
assertThat(result, matchesJsonSchemaInClasspath("author-jsonpropertyorder-schema.json"));
// NOTE: property order is not enforced by the JSON specification.
/*
{
"items": [],
"firstName": "Alex",
"lastName": "Theedom",
"id": "31ca2af9-df0a-4d49-a74c-86c0a3f944a2",
"alphaIndex": "z123",
"zIndex": "z123"
}
*/
}
}
@@ -0,0 +1,46 @@
package com.baeldung.jacksonannotation.serialization.jsonrawvalue;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonRawValueTest {
@Test
public void whenSerializingUsingJsonRawValue_thenCorrect() throws JsonProcessingException {
// arrange
String customerConfig = "{\"colour\":\"red\",\"device\":\"mobile\",\"orientation\":\"landscape\"}";
Customer customer = new Customer("Alex", "Theedom");
customer.setConfiguration("{\"colour\":\"red\",\"device\":\"mobile\",\"orientation\":\"landscape\"}");
// act
String result = new ObjectMapper().writeValueAsString(customer);
// assert
assertThat(result.contains(customerConfig));
/*
{
"id": "7674fbec-527f-4008-a619-f9967cd0cbe0",
"firstName": "Alex",
"lastName": "Theedom",
"configuration": {
"colour": "red",
"device": "mobile",
"orientation": "landscape"
}
}
*/
}
}
@@ -0,0 +1,46 @@
package com.baeldung.jacksonannotation.serialization.jsonrootname;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import org.junit.Test;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonRootNameTest {
@Test
public void whenSerializingUsingJsonRootName_thenCorrect() throws JsonProcessingException {
// arrange
Author author = new Author("Alex", "Theedom");
// act
ObjectMapper mapper = new ObjectMapper();
mapper.enable(SerializationFeature.WRAP_ROOT_VALUE);
String result = mapper.writeValueAsString(author);
// assert
assertThat(from(result).getString("writer.firstName")).isEqualTo("Alex");
assertThat(from(result).getString("author.firstName")).isNull();
/*
{
"writer": {
"id": "0f50dca6-3dd7-4801-a334-fd1614276389",
"firstName": "Alex",
"lastName": "Theedom",
"items": []
}
}
*/
}
}
@@ -0,0 +1,58 @@
package com.baeldung.jacksonannotation.serialization.jsonserialize;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import static io.restassured.path.json.JsonPath.from;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonSerializeTest {
@Test
public void whenSerializingUsingJsonSerialize_thenCorrect() throws JsonProcessingException, ParseException {
// arrange
Author joshuaBloch = new Author("Joshua", "Bloch");
Book book = new Book("Effective Java", joshuaBloch);
SimpleDateFormat df = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
String toParse = "25-12-2017 13:30:25";
book.setPublished(df.parse(toParse));
// act
String result = new ObjectMapper().writeValueAsString(book);
// assert
assertThat(from(result).getString("published")).isEqualTo(toParse);
/*
{
"id": "957c43f2-fa2e-42f9-bf75-6e3d5bb6960a",
"title": "Effective Java",
"authors": [
{
"id": "9bcd817d-0141-42e6-8f04-e5aaab0980b6",
"firstName": "Joshua",
"lastName": "Bloch",
"items": []
}
],
"price": 0,
"published": "25-12-2017 13:30:25",
"pages": null,
"isbn": null
}
*/
}
}
@@ -0,0 +1,54 @@
package com.baeldung.jacksonannotation.serialization.jsonvalue;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Source code github.com/eugenp/tutorials
*
* @author Alex Theedom www.baeldung.com
* @version 1.0
*/
public class JsonValueTest {
@Test
public void whenSerializingUsingJsonValue_thenCorrect() throws JsonProcessingException {
// act
String result = new ObjectMapper().writeValueAsString(Course.Level.ADVANCED);
// assert
assertThat(result).isEqualTo("\"Advanced\"");
/*
"Advanced"
*/
}
@Test
public void whenSerializingAuthorUsingJsonValue_thenFirstNameAndLastNameAreConcatenated() throws JsonProcessingException {
// arrange
Author me = new Author("Alex", "Theedom");
// act
String result = new ObjectMapper().writeValueAsString(me);
// assert
assertThat(result).contains("Alex Theedom");
/*
{
"name": "Alex Theedom"
}
*/
}
}
@@ -0,0 +1,37 @@
{
"$schema": "http://json-schema.org/draft-04/schema#",
"title": "Author",
"description": "An author",
"type": "object",
"properties": {
"items": {
"type": "array",
"items": {
"type": "object"
}
},
"firstName": {
"type": "string"
},
"lastName": {
"type": "string"
},
"id": {
"type": "string"
},
"zIndex": {
"type": "string"
},
"alphaIndex": {
"type": "string"
}
},
"required": [
"items",
"firstName",
"lastName",
"id",
"alphaIndex",
"zIndex"
]
}