获取相册中的指定一个图片后上传

package com.example.myapplication;

import android.Manifest;
import android.app.ProgressDialog;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.text.TextUtils;
import android.util.Log;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import androidx.core.content.FileProvider;

import org.xutils.ex.HttpException;
import org.xutils.http.RequestParams;
import org.xutils.x;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {

    ProgressDialog dialogShibie;
    List fileArrayList;
    private static final int CAMERA_CODE = 200;
    private static final int ALBUM_CODE = 100;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        fileArrayList = new ArrayList<>();
        dialogShibie = new ProgressDialog(this);
//        upload();
        takesD();

    }

    @Override
    protected void onResume() {
        super.onResume();
//        takesD();
    }


    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,
                                           @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
            if (permissions[0] == Manifest.permission.CAMERA) {
                openCamera();
            } else if (permissions[0] == Manifest.permission.WRITE_EXTERNAL_STORAGE) {
                openAlbum();
            }
        }
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == CAMERA_CODE) {
            if (resultCode == RESULT_OK) {
                try {
                    //Bitmap bitmap = BitmapFactory.decodeStream(getContentResolver()
                    // .openInputStream(mImageUri));
                    //img.setImageBitmap(bitmap);

                    //处理照相之后的结果并上传
                    uploadOk(mFile);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        } else if (requestCode == ALBUM_CODE) {
            //相册
            if (resultCode == RESULT_OK) {
                Uri imageUri = data.getData();
                //处理uri,7.0以后的fileProvider 把URI 以content provider 方式 对外提供的解析方法
                File file = getFileFromUri(imageUri, this);
//                String parent = file.getParent();
//                List filesAllName = getFilesAllName(parent);
                Log.e("wy", "getParent: "+ filesAllName.get(0) );
//                for (int i = 0; i //                    Log.e("wy", "onActivityResult: "+filesAllName.get(i) );
//                    File f = new File(parent, filesAllName.get(i));
//                }


                if (file.exists()) {
                    updateFile(file);
                }
            }
        }
    }
    public  List getFilesAllName(String path) {
        File file=new File(path);
        File[] files=file.listFiles();
        if (files == null){Log.e("error","空目录");return null;}
        List s = new ArrayList<>();
        for(int i =0;i            s.add(files[i].getName());
        }
        return s;
    }


    public File getFileFromUri(Uri uri, Context context) {
        if (uri == null) {
            return null;
        }
        Log.e("wy", "getScheme: "+uri.getScheme() );
        switch (uri.getScheme()) {

            case "content":
                return getFileFromContentUri(uri, context);
            case "file":
                return new File(uri.getPath());
            default:
                return null;
        }
    }

    /**
     * 通过内容解析中查询uri中的文件路径
     */
    private File getFileFromContentUri(Uri contentUri, Context context) {
        if (contentUri == null) {
            return null;
        }
        File file = null;
        String filePath;
        String[] filePathColumn = {MediaStore.MediaColumns.DATA};
        ContentResolver contentResolver = context.getContentResolver();
        Cursor cursor = contentResolver.query(contentUri, filePathColumn, null,
                null, null);
        if (cursor != null) {
            cursor.moveToFirst();
            int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
            filePath = cursor.getString(columnIndex);
            Log.e("wy", "filePath: "+filePath);
            cursor.close();

            if (!TextUtils.isEmpty(filePath)) {
                file = new File(filePath);
            }
        }
        return file;
    }

    /**
     * 文件上传
     */
    private void uploadOk(File file) {



    }

    private void updateFile(File file) {
//拍照获取的图片
        fileArrayList.clear();
        fileArrayList.add(file);
        List mFile = fileArrayList;
//        存到本地的图片
//        String sdPath = getExternalFilesDir(Environment.DIRECTORY_PICTURES) + "/a/test.jpg";
//        File mFile=new File(sdPath);

        dialogShibie.setTitle("上传中");
        dialogShibie.show();

//        Log.e("wy1", "开始上传图片的时间: " + TimeUtil.stampToDate(System.currentTimeMillis() + ""));
        RequestParams params = new RequestParams("http://192.168.176.119/uploadFile");
//        params.setConnectTimeout(5000);
        // 有上传文件时使用multipart表单, 否则上传原始文件流.
        params.setMultipart(true);
        // 上传文件方式 2  /mnt/internal_sd/FtrendCrashLog/th.jpg
        params.addBodyParameter("files", mFile);
//        params.addBodyParameter("file", bitmapUse);
        Log.e("wy", "params:   " + params);
        org.xutils.common.Callback.Cancelable cancelable
                = x.http().post(params, new org.xutils.common.Callback.CommonCallback() {
            @Override
            public void onSuccess(String result) {
                Log.e("wy1", "上传图片成功: " );
                dialogShibie.dismiss();
                Toast.makeText(x.app(), "上传图片成功", Toast.LENGTH_SHORT).show();
                Log.e("wy", "result: " + result);



            }


            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
                //Toast.makeText(x.app(), ex.getMessage(), Toast.LENGTH_LONG).show();
                if (ex instanceof HttpException) { // 网络错误
                    HttpException httpEx = (HttpException) ex;
                    int responseCode = httpEx.getCode();
                    String responseMsg = httpEx.getMessage();
                    String errorResult = httpEx.getResult();
                    Log.e("wy", "responseCode    "   +responseCode);
                    if (responseCode == 404) {
                        dialogShibie.dismiss();
                        Toast.makeText(x.app(), "ip地址错误", Toast.LENGTH_LONG).show();
                    }
                    // ...
                } else { // 其他错误
                    // ...
                }
//                dialogShibie.dismiss();
                Log.e("wy", "请求上传图片地址错误: " + ex.getMessage());
//                Toast.makeText(x.app(), ex.getMessage(), Toast.LENGTH_LONG).show();
            }

            @Override
            public void onCancelled(CancelledException cex) {
                Toast.makeText(x.app(), "cancelled", Toast.LENGTH_LONG).show();
            }

            @Override
            public void onFinished() {
                dialogShibie.dismiss();
                Log.e("wy", "本次请求完全结束 ");

            }
        });

    }
    private File mFile;
    private Uri mImageUri;
    private void openCamera() {
        //创建文件用于保存图片
        mFile = new File(getExternalCacheDir(), System.currentTimeMillis() + ".jpg");
        if (!mFile.exists()) {
            try {
                mFile.createNewFile();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        //适配7.0
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
            mImageUri = Uri.fromFile(mFile);
        } else {
            //第二个参数要和清单文件中的配置保持一致
            mImageUri = FileProvider.getUriForFile(this, "com.baidu.upload.provider", mFile);
        }

        //启动相机
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        intent.putExtra(MediaStore.EXTRA_OUTPUT, mImageUri);//将拍照图片存入mImageUri
        startActivityForResult(intent, CAMERA_CODE);
    }


    private void takesD() {
        //权限判断
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
                == PackageManager.PERMISSION_GRANTED) {
            openAlbum();
        } else {
            ActivityCompat.requestPermissions(this, new String[]{Manifest.permission
                    .WRITE_EXTERNAL_STORAGE}, 100);
        }
    }

    private void openAlbum() {
        Intent intent = new Intent(Intent.ACTION_PICK);
        intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "image/*");
        startActivityForResult(intent, ALBUM_CODE);
    }
    public  List saveBitmap() {
        Log.e("wy", "开始保存");
        //生成一个文件，存储我们将来拍照的照片
//        String sdPath = Environment.getExternalStorageDirectory().getAbsolutePath()+"/a/" ;
        String sdPath = getExternalFilesDir(Environment.DIRECTORY_PICTURES) + "/a/";
//        String sdPath = "/mnt/sdcard/Internal Memory" ;
//        File file = new File(sdPath);
//        Log.e("wy", "绝对文件路径: " + file.getAbsoluteFile());
//        Log.e("wy", "文件名: " + file.getName());
//        if (!file.exists()) {
//            file.mkdirs();
//            Log.e("wy", "创建文件夹,路径：" + file.getPath());
//        }
//        String mFileName = System.currentTimeMillis() + ".jpg";
        String mFileName = "a.jpg";
        String mFileName1 = "b.jpg";
        String mFileName2 = "c.jpg";
        String mFileName3 = "d.jpg";
        String mFileName4 = "e.jpg";
        Log.e("wy", "保存文件名称: " + mFileName);
        File f = new File(sdPath, mFileName);
        File f2 = new File(sdPath, mFileName1);
        File f3 = new File(sdPath, mFileName2);
        File f4 = new File(sdPath, mFileName3);
        File f5 = new File(sdPath, mFileName4);
        fileArrayList.clear();
        fileArrayList.add(f);
        fileArrayList.add(f2);
        fileArrayList.add(f3);
//        fileArrayList.add(f4);
//        fileArrayList.add(f5);
//        fileArrayList.add(f2);


        return fileArrayList;
    }


    private void upload() {
        //拍照获取的图片
        List mFile = saveBitmap();
//        存到本地的图片
//        String sdPath = getExternalFilesDir(Environment.DIRECTORY_PICTURES) + "/a/test.jpg";
//        File mFile=new File(sdPath);

        dialogShibie.setTitle("上传中");
        dialogShibie.show();

//        Log.e("wy1", "开始上传图片的时间: " + TimeUtil.stampToDate(System.currentTimeMillis() + ""));
        RequestParams params = new RequestParams("http://192.168.176.119/uploadFile");
//        params.setConnectTimeout(5000);
        // 有上传文件时使用multipart表单, 否则上传原始文件流.
        params.setMultipart(true);
        // 上传文件方式 2  /mnt/internal_sd/FtrendCrashLog/th.jpg
        params.addBodyParameter("files", mFile);
//        params.addBodyParameter("file", bitmapUse);
        Log.e("wy", "params:   " + params);
        org.xutils.common.Callback.Cancelable cancelable
                = x.http().post(params, new org.xutils.common.Callback.CommonCallback() {
            @Override
            public void onSuccess(String result) {
                Log.e("wy1", "上传图片成功: " );
                dialogShibie.dismiss();
//                Toast.makeText(x.app(), "查到任务ID", Toast.LENGTH_SHORT).show();
                Log.e("wy", "result: " + result);



            }


            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
                //Toast.makeText(x.app(), ex.getMessage(), Toast.LENGTH_LONG).show();
                if (ex instanceof HttpException) { // 网络错误
                    HttpException httpEx = (HttpException) ex;
                    int responseCode = httpEx.getCode();
                    String responseMsg = httpEx.getMessage();
                    String errorResult = httpEx.getResult();
                    Log.e("wy", "responseCode    "   +responseCode);
                    if (responseCode == 404) {
                        dialogShibie.dismiss();
                        Toast.makeText(x.app(), "ip地址错误", Toast.LENGTH_LONG).show();
                    }
                    // ...
                } else { // 其他错误
                    // ...
                }
//                dialogShibie.dismiss();
                Log.e("wy", "请求上传图片地址错误: " + ex.getMessage());
//                Toast.makeText(x.app(), ex.getMessage(), Toast.LENGTH_LONG).show();
            }

            @Override
            public void onCancelled(CancelledException cex) {
                Toast.makeText(x.app(), "cancelled", Toast.LENGTH_LONG).show();
            }

            @Override
            public void onFinished() {
                dialogShibie.dismiss();
                Log.e("wy", "本次请求完全结束 ");

            }
        });
    }
}