dhp-graph-dump/dump-schema/src/test/java/GenerateJsonSchema.java

import java.io.IOException;

import org.junit.jupiter.api.Test;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.imifou.jsonschema.module.addon.AddonModule;
import com.github.victools.jsonschema.generator.*;

import eu.dnetlib.dhp.ExecCreateSchemas;
import eu.dnetlib.dhp.eosc.model.EoscResult;
import eu.dnetlib.dhp.oa.model.graph.GraphResult;

//@Disabled
class GenerateJsonSchema {

	@Test
	void generateSchema() {
		SchemaGeneratorConfigBuilder configBuilder = new SchemaGeneratorConfigBuilder(SchemaVersion.DRAFT_7,
			OptionPreset.PLAIN_JSON)
				.with(Option.SCHEMA_VERSION_INDICATOR)
				.without(Option.NONPUBLIC_NONSTATIC_FIELDS_WITHOUT_GETTERS);
		configBuilder.forFields().withDescriptionResolver(field -> "Description of " + field.getDeclaredName());
		SchemaGeneratorConfig config = configBuilder.build();
		SchemaGenerator generator = new SchemaGenerator(config);
		JsonNode jsonSchema = generator.generateSchema(GraphResult.class);

		System.out.println(jsonSchema.toString());
	}

	@Test
	void generateSchema2() {

		ObjectMapper objectMapper = new ObjectMapper();
		AddonModule module = new AddonModule();
		SchemaGeneratorConfigBuilder configBuilder = new SchemaGeneratorConfigBuilder(objectMapper,
			SchemaVersion.DRAFT_7, OptionPreset.PLAIN_JSON)
				.with(module)
				.with(Option.SCHEMA_VERSION_INDICATOR)
				.without(Option.NONPUBLIC_NONSTATIC_FIELDS_WITHOUT_GETTERS);
		SchemaGeneratorConfig config = configBuilder.build();
		SchemaGenerator generator = new SchemaGenerator(config);
		JsonNode jsonSchema = generator.generateSchema(GraphResult.class);

		System.out.println(jsonSchema.toString());
	}

	@Test
	void generateSchema3() throws JsonProcessingException {

		ObjectMapper objectMapper = new ObjectMapper();
		AddonModule module = new AddonModule();
		SchemaGeneratorConfigBuilder configBuilder = new SchemaGeneratorConfigBuilder(objectMapper,
			SchemaVersion.DRAFT_7, OptionPreset.PLAIN_JSON)
				.with(module)
				.with(Option.SCHEMA_VERSION_INDICATOR)
				.without(Option.NONPUBLIC_NONSTATIC_FIELDS_WITHOUT_GETTERS);
		SchemaGeneratorConfig config = configBuilder.build();
		SchemaGenerator generator = new SchemaGenerator(config);
		JsonNode jsonSchema = generator.generateSchema(EoscResult.class);

		System.out.println(new ObjectMapper().writeValueAsString(jsonSchema));
	}

	@Test
	void generateJsonSchema3() throws IOException {

		ExecCreateSchemas.main(new String[] {});
	}
}