我正在开发一个应用程序，其中一个要求是在每捕获 5 张图像压缩文件夹后将从相机捕获的图像保存到文件夹中。谁能帮我修复以下代码或指出我哪里出错了。任何供参考的来源或链接表示赞赏。
package c.k;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPReply;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.Toast;
public class ProjectActivity extends Activity {
Intent i;
final static int cameraData = 0;
ImageButton ib;
Bitmap bmp;
Button tg;
Button st;
private static final int CAMERA_REQUEST = 100;
protected static final int MEDIA_TYPE_IMAGE = 1;
private ImageView imageView;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
ib = (ImageButton) this.findViewById(R.id.imageButton1);
imageView = (ImageView) this.findViewById(R.id.imageView1);
//trigger();
ib.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
String path = getDir("camerApp", Context.MODE_PRIVATE).getPath() + "/test.jpg";
Log.d(path, "the path");
File file = new File(path);
final Uri outputFileUri = Uri.fromFile(file);
Log.d(outputFileUri.toString(), "The file URI");
Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
cameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, outputFileUri);
Log.d(MediaStore.EXTRA_OUTPUT, "The medis output");
startActivityForResult(cameraIntent, CAMERA_REQUEST);
}
});
}
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if(requestCode == CAMERA_REQUEST) {
Bitmap photo = (Bitmap) data.getExtras().get(MediaStore.EXTRA_OUTPUT);
Log.d("", "the bitmap image");
imageView.setImageBitmap(photo);
if (resultCode == RESULT_OK) {
// Image captured and saved to fileUri specified in the Intent
Toast.makeText(this, "Image saved to:\n" +
data.getData(), Toast.LENGTH_LONG).show();
} else if (resultCode == RESULT_CANCELED) {
// User cancelled the image capture
Toast.makeText(this, "Image saved to:\n" +
data.getData(), Toast.LENGTH_LONG).show();
} }
}
/*
public void trigger() {
ib = (ImageButton) findViewById(R.id.imageButton1);
ib.setOnClickListener(this);
}
public void onClick(View v) {
i = new Intent(android.provider.MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA);
startActivityForResult(i, cameraData);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
Bundle extras = data.getExtras();
bmp = (Bitmap) extras.get("data");
}
}*/
public void onClick(View v){
setContentView(R.layout.main);
}
public void onSettings(View V) {
final CharSequence[] items = { "Backup Images", "Retrieve Images" };
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("Pick a color");
builder.setSingleChoiceItems(items, -1,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int item) {
Toast.makeText(getApplicationContext(), items[item],
Toast.LENGTH_SHORT).show();
}
});
AlertDialog alert = builder.create();
}
public FTPClient client;
public String host = "10.185.209.83";
public String username = "karthik";
public String password = "1234";
public int port = 21;
public boolean onConnect(View v) {
try {
client = new FTPClient();
client.connect(host, port);
if (FTPReply.isPositiveCompletion(client.getReplyCode())) {
boolean status = client.login(username, password);
client.setFileType(FTP.BINARY_FILE_TYPE);
client.enterLocalPassiveMode();
return status;
}
} catch (Exception e) {
}
return false;
}
// The ftpDisconnect() method is called when the client wants to disconnect
// from the server.
public boolean ftpDisconnect() {
try {
client.logout();
client.disconnect();
return true;
} catch (Exception e) {
}
return false;
}
// The below code lets the user view the current working directory.
public String ftpGetCurrentWorkingDirectory() {
try {
String workingDir = client.printWorkingDirectory();
return workingDir;
} catch (Exception e) {
}
return null;
}
// The client can create a new directory using this method.
public boolean ftpMakeDirectory(String new_dir_path) {
try {
boolean status = client.makeDirectory(new_dir_path);
return status;
} catch (Exception e) {
}
return false;
}
// THe ftpDownload method lets the client download files from the server. We
// specify the path to the files and the path in the client where we want
// the files to be stored.
public boolean ftpDownload(String srcFilePath, String desFilePath) {
boolean status = false;
try {
FileOutputStream desFileStream = new FileOutputStream(desFilePath);
;
status = client.retrieveFile(srcFilePath, desFileStream);
desFileStream.close();
return status;
} catch (Exception e) {
}
return status;
}
// The upload method is used for sending files to the server. We specify the
// source file path where the files are found and the file name.
public boolean ftpUpload(String srcFilePath, String desFileName,
String desDirectory) {
boolean status = false;
try {
FileInputStream srcFileStream = new FileInputStream(srcFilePath);
// change working directory to the destination directory
if (ftpMakeDirectory(desDirectory)) {
status = client.storeFile(desFileName, srcFileStream);
}
srcFileStream.close();
return status;
} catch (Exception e) {
}
return status;
}
}