diff --git a/json-2/pom.xml b/json-2/pom.xml index e0295af59b..73c26e8259 100644 --- a/json-2/pom.xml +++ b/json-2/pom.xml @@ -49,6 +49,66 @@ commons-lang3 3.9 + + + com.fasterxml.jackson.core + jackson-annotations + 2.11.0 + + + com.fasterxml.jackson.core + jackson-databind + 2.11.0 + + + com.io-informatics.oss + jackson-jsonld + 0.1.1 + + + jackson-databind + com.fasterxml.jackson.core + + + jackson-annotations + com.fasterxml.jackson.core + + + jackson-core + com.fasterxml.jackson.core + + + jsonld-java + com.github.jsonld-java + + + + + de.escalon.hypermedia + hydra-jsonld + 0.4.2 + + + jackson-databind + com.fasterxml.jackson.core + + + + + com.github.jsonld-java + jsonld-java + 0.13.0 + + + jackson-core + com.fasterxml.jackson.core + + + jackson-databind + com.fasterxml.jackson.core + + + 0.9.23 diff --git a/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonDeserializationExample.java b/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonDeserializationExample.java new file mode 100644 index 0000000000..b80769b408 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonDeserializationExample.java @@ -0,0 +1,40 @@ +package com.baeldung.jsonld.deserialization.jsonldjava.jackson; + +import java.io.IOException; +import java.util.HashMap; +import java.util.Map; + +import com.fasterxml.jackson.databind.ObjectMapper; +import com.github.jsonldjava.core.JsonLdOptions; +import com.github.jsonldjava.core.JsonLdProcessor; +import com.github.jsonldjava.utils.JsonUtils; + +public class JacksonDeserializationExample { + public static void main(String[] args) throws IOException { + String exampleJsonld ="{" + + " \"@context\": {" + + " \"@vocab\": \"http://schema.org/\"," + + " \"knows\": {" + + " \"@type\": \"@id\"" + + " }" + + " }," + + " \"@type\": \"Person\"," + + " \"@id\": \"http://example.com/person/1234\"," + + " \"name\": \"Example Name\"," + + " \"knows\": \"http://example.com/person/2345\"" + + "}"; + + Object jsonObject = JsonUtils.fromString(exampleJsonld); + Object compact = JsonLdProcessor.compact(jsonObject, new HashMap(), new JsonLdOptions()); + String compactContent = JsonUtils.toString(compact); + + System.out.println(JsonUtils.toPrettyString(compact)); + + ObjectMapper objectMapper = new ObjectMapper(); + JacksonExamplePerson person = objectMapper.readValue(compactContent, JacksonExamplePerson.class); + + System.out.println(person.id); + System.out.println(person.name); + System.out.println(person.knows.id); + } +} diff --git a/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonExamplePerson.java b/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonExamplePerson.java new file mode 100644 index 0000000000..2e9f38e665 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/deserialization/jsonldjava/jackson/JacksonExamplePerson.java @@ -0,0 +1,19 @@ +package com.baeldung.jsonld.deserialization.jsonldjava.jackson; + +import com.fasterxml.jackson.annotation.JsonIgnoreProperties; +import com.fasterxml.jackson.annotation.JsonProperty; + +@JsonIgnoreProperties(ignoreUnknown = true) +public class JacksonExamplePerson { + @JsonProperty("@id") + public String id; + @JsonProperty("http://schema.org/name") + public String name; + @JsonProperty("http://schema.org/knows") + public Link knows; + + public class Link { + @JsonProperty("@id") + public String id; + } +} diff --git a/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldExamplePerson.java b/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldExamplePerson.java new file mode 100644 index 0000000000..16b2199a73 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldExamplePerson.java @@ -0,0 +1,15 @@ +package com.baeldung.jsonld.serialization.hydrajsonld; + +import com.fasterxml.jackson.annotation.JsonProperty; + +import de.escalon.hypermedia.hydra.mapping.Expose; +import de.escalon.hypermedia.hydra.mapping.Vocab; + +@Vocab("http://example.com/vocab/") +@Expose("person") +public class HydraJsonldExamplePerson { + @JsonProperty("@id") + public String id; + @Expose("fullName") + public String name; +} diff --git a/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldSerializationExample.java b/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldSerializationExample.java new file mode 100644 index 0000000000..3d3531b0b5 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/serialization/hydrajsonld/HydraJsonldSerializationExample.java @@ -0,0 +1,52 @@ +package com.baeldung.jsonld.serialization.hydrajsonld; + +import java.io.IOException; + +import com.fasterxml.jackson.annotation.JsonInclude; +import com.fasterxml.jackson.databind.BeanDescription; +import com.fasterxml.jackson.databind.JsonSerializer; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.databind.SerializationConfig; +import com.fasterxml.jackson.databind.module.SimpleModule; +import com.fasterxml.jackson.databind.ser.BeanSerializerModifier; +import com.fasterxml.jackson.databind.ser.std.BeanSerializerBase; + +import de.escalon.hypermedia.hydra.serialize.JacksonHydraSerializer; + +public class HydraJsonldSerializationExample { + public static void main(String[] args) throws IOException { + ObjectMapper mapper = new ObjectMapper(); + mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL); + mapper.registerModule(getJacksonHydraSerializerModule()); + + HydraJsonldExamplePerson person = new HydraJsonldExamplePerson(); + person.id = "http://example.com/person/1234"; + person.name = "Example Name"; + + System.out.println(mapper.writerWithDefaultPrettyPrinter() + .writeValueAsString(person)); + } + + public static SimpleModule getJacksonHydraSerializerModule() { + return new SimpleModule() { + + @Override + public void setupModule(SetupContext context) { + super.setupModule(context); + + context.addBeanSerializerModifier(new BeanSerializerModifier() { + + @Override + public JsonSerializer modifySerializer(SerializationConfig config, BeanDescription beanDesc, JsonSerializer serializer) { + + if (serializer instanceof BeanSerializerBase) { + return new JacksonHydraSerializer((BeanSerializerBase) serializer); + } else { + return serializer; + } + } + }); + } + }; + } +} diff --git a/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonLdSerializationExample.java b/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonLdSerializationExample.java new file mode 100644 index 0000000000..6a1acee1b8 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonLdSerializationExample.java @@ -0,0 +1,25 @@ +package com.baeldung.jsonld.serialization.jacksonjsonld; + +import java.io.IOException; + +import com.fasterxml.jackson.databind.ObjectMapper; + +import ioinformarics.oss.jackson.module.jsonld.HydraCollection; +import ioinformarics.oss.jackson.module.jsonld.JsonldGraph; +import ioinformarics.oss.jackson.module.jsonld.JsonldModule; +import ioinformarics.oss.jackson.module.jsonld.JsonldResource; + +public class JacksonJsonLdSerializationExample { + public static void main(String[] args) throws IOException { + ObjectMapper objectMapper = new ObjectMapper(); + objectMapper.registerModule(new JsonldModule()); + + JacksonJsonldExamplePerson person = new JacksonJsonldExamplePerson(); + + JsonldResource jsonldResource = JsonldResource.Builder.create() + .build(person); + + System.out.println(objectMapper.writerWithDefaultPrettyPrinter() + .writeValueAsString(jsonldResource)); + } +} diff --git a/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonldExamplePerson.java b/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonldExamplePerson.java new file mode 100644 index 0000000000..a3161ba1d3 --- /dev/null +++ b/json-2/src/main/java/com/baeldung/jsonld/serialization/jacksonjsonld/JacksonJsonldExamplePerson.java @@ -0,0 +1,17 @@ +package com.baeldung.jsonld.serialization.jacksonjsonld; + +import ioinformarics.oss.jackson.module.jsonld.annotation.JsonldId; +import ioinformarics.oss.jackson.module.jsonld.annotation.JsonldLink; +import ioinformarics.oss.jackson.module.jsonld.annotation.JsonldNamespace; +import ioinformarics.oss.jackson.module.jsonld.annotation.JsonldProperty; +import ioinformarics.oss.jackson.module.jsonld.annotation.JsonldType; + +@JsonldNamespace(name = "s", uri = "http://schema.org/") +@JsonldLink(rel = "s:knows", name = "knows", href = "http://example.com/person/2345") +@JsonldType("s:Person") +class JacksonJsonldExamplePerson { + @JsonldId + public String id = "http://example.com/person/1234"; + @JsonldProperty("s:name") + public String name = "Example Name"; +}