如何在json文件中显示图像数组

时间:2017-03-21 12:50:06

标签: java json netbeans

我有一个带有JSON文件中图像的数组,我想要显示幻灯片,我想通过java类显示它们,我在互联网上搜索,在论坛中找不到任何东西,任何帮助很有用。谢谢。 JSON文件:

{
    "slides": [
        {"imagem": "C:\\Users\\Bruno\\Desktop\\Escola\\Estágio 12º\\fotos\\imagem1.jpg"},
    {"imagem": "C:\\Users\\Bruno\\Desktop\\Escola\\Estágio 12º\\fotos\\imagem2.jpg"},
    {"imagem": "C:\\Users\\Bruno\\Desktop\\Escola\\Estágio 12º\\fotos\\imagem3.jpg"}
    ]
}

Java文件:

package estagio;
import com.google.gson.*;
import java.io.*;
import java.util.Scanner;

public class JSONjava {   

    public static void main(String[] args) throws Exception{ 
        Scanner scanner = new Scanner(new File("C:\\Users\\Bruno\\Documents\\NetBeansProjects\\Estagio\\src\\estagio\\JSONexample.json"));
        StringBuilder sb = new StringBuilder();
        while    (scanner.hasNextLine()) {
            sb.append(scanner.nextLine());
        }
        String json = sb.toString();

        JsonElement element = new JsonParser().parse(json);
        JsonObject obj = element.getAsJsonObject();
        JsonArray slides = obj.getAsJsonArray("slides");       

        int numarray = slides.size();
        System.out.println(numarray);       

        for ( int i = 0 ; i < numarray ; i = i + 1){

        }                
    }
}

0 个答案:

没有答案