Warning: file_get_contents(/data/phpspider/zhask/data//catemap/3/android/227.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Android 我可以将位图与ormlite一起使用吗_Android_Bitmap - Fatal编程技术网

Android 我可以将位图与ormlite一起使用吗

Android 我可以将位图与ormlite一起使用吗,android,bitmap,Android,Bitmap,我正在使用类别 package Entities; import java.util.ArrayList; import com.j256.ormlite.field.DatabaseField; import utils.ImageHelper; import android.graphics.Bitmap; import android.util.Base64; public class Category { @DatabaseField(generatedId = t

我正在使用类别

package Entities;

import java.util.ArrayList;

import com.j256.ormlite.field.DatabaseField;

import utils.ImageHelper;

import android.graphics.Bitmap;
import android.util.Base64;

public class Category {


    @DatabaseField(generatedId = true)
    int id ;
    @DatabaseField
    String name ;

    String image;

    Bitmap bitmapImage;




    public Bitmap getBitmapImage() {
        return bitmapImage;
    }

    public void setBitmapImage(Bitmap bitmapImage) {
        this.bitmapImage = bitmapImage;
    }

    public String getImage() {
        return image;
    }

    public void setImage(String image) {
        this.image = image;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }


    ArrayList<Item> items;



    public Category (int id,String CN , String CP)
    {
        this.id=id;
        name=CN;
        image=CP;

    }

    public Category (String CN , String CP)
    {

        name=CN;
        image=CP;

    }

    public Category ()
    {


    }

    public ArrayList<Item> getItems() {
        return items;
    }
    public void setItems(ArrayList<Item> items) {
        this.items = items;
    }
    public int getId() {
        return id;
    }
    public void setId(int id) {
        this.id = id;
    }

    public void  convertStringImageToBitmapImage()
    {
        if(image!=null)
        {
        byte[] imgData = Base64.decode(image, Base64.DEFAULT);
        bitmapImage = ImageHelper.CreateBitmapFromByteArray(imgData);
        image="";
        }


    }


}

如何解决此问题?

您不能使用
位图
,但是,您可以将图像转换为
Base64
,并将其另存为
String

在您可以恢复此信息后,请执行以下操作:

InfoDao = getHelper().getInfoDao();
data = InfoDao.queryForAll();
byte[] decodedString = Base64.decode(data.get(position).getImage(),Base64.DEFAULT);
Bitmap decodedByte = BitmapFactory.decodeByteArray(decodedString, 0, decodedString.length);

现在您可以使用位图了

我只想把它保存在我的classI committed中,执行的行或mliteconfigutil,然后我取消了限制,它就可以工作了
InfoDao = getHelper().getInfoDao();
data = InfoDao.queryForAll();
byte[] decodedString = Base64.decode(data.get(position).getImage(),Base64.DEFAULT);
Bitmap decodedByte = BitmapFactory.decodeByteArray(decodedString, 0, decodedString.length);