将Java属性对象转换为ContentBody

import org.apache.http.HttpEntity;
import org.apache.http.entity.mime.MultipartEntityBuilder;
import org.apache.http.entity.mime.content.ContentBody;
import org.apache.http.entity.mime.content.FileBody;
import org.apache.http.entity.mime.content.StringBody;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.nio.charset.StandardCharsets;

public class JavaObjectToContentBodyConverter {
    public static HttpEntity convertToContentBody(JavaObject javaObject) throws UnsupportedEncodingException {
        MultipartEntityBuilder builder = MultipartEntityBuilder.create();

        // 添加String类型属性
        builder.addPart("stringProperty", new StringBody(javaObject.getStringProperty(), StandardCharsets.UTF_8));

        // 添加File类型属性
        File file = new File(javaObject.getFilePath());
        builder.addPart("fileProperty", new FileBody(file));

        // 添加其他属性...

        return builder.build();
    }
}