TestUtil.java

package org.dicadeveloper.weplantaforest.common.testSupport;

import java.io.File;
import java.io.IOException;
import java.nio.charset.Charset;

import org.springframework.http.MediaType;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;

public class TestUtil {

    public static final MediaType APPLICATION_JSON_UTF8 = new MediaType(MediaType.APPLICATION_JSON.getType(), MediaType.APPLICATION_JSON.getSubtype(), Charset.forName("utf8"));

    public static byte[] convertObjectToJsonBytes(Object object) throws IOException {
        ObjectMapper mapper = new ObjectMapper();
        mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
        return mapper.writeValueAsBytes(object);
    }

    public static String getJsonStringFromObject(Object object) throws JsonProcessingException {
        ObjectMapper mapper = new ObjectMapper();
        mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
        return new String(mapper.writeValueAsBytes(object));
    }
    
    public static void deleteFilesInDirectory(File path) {
        if (path.exists()) {
            File[] files = path.listFiles();
            for (int i = 0; i < files.length; i++) {
                if (!files[i].isDirectory()) {
                    files[i].delete();
                }
            }
        }
    }
}