![](/img/trans.png)
[英]Upload image to a google drive using google drive api programatically in android
[英]Upload JSON file to Google Drive using Google Drive API for android programatically
我從示例代碼中知道如何將文本文件上傳到Drive AppFolder,但是從文檔中還不清楚如何將其擴展為JSON(如果可能的話)。
這是上傳文本文件的代碼:
final private ResultCallback<DriveContentsResult> driveContentsCallback = new
ResultCallback<DriveContentsResult>() {
@Override
public void onResult(DriveContentsResult result) {
if (!result.getStatus().isSuccess()) {
showMessage("Error while trying to create new file contents");
return;
}
final DriveContents driveContents = result.getDriveContents();
// Perform I/O off the UI thread.
new Thread() {
@Override
public void run() {
// write content to DriveContents
OutputStream outputStream = driveContents.getOutputStream();
Writer writer = new OutputStreamWriter(outputStream);
try {
writer.write("Hello World!");
writer.close();
} catch (IOException e) {
Log.e(TAG, e.getMessage());
}
MetadataChangeSet changeSet = new MetadataChangeSet.Builder()
.setTitle("New file")
.setMimeType("text/plain")
.setStarred(true).build();
// create a file on root folder
Drive.DriveApi.getRootFolder(getGoogleApiClient())
.createFile(getGoogleApiClient(), changeSet, driveContents)
.setResultCallback(fileCallback);
}
}.start();
}
};
我需要更改.setMimeType()
和outputStream
,但是到底是什么?
我的JSON字符串聲明如下:
String json = gson.toJson(activeSubs); //activeSubs being an ArrayList
任何幫助表示贊賞。
這為我解決了:
String json = gson.tojson(activeSubs);
final private ResultCallback<DriveContentsResult> driveContentsCallback = new
ResultCallback<DriveContentsResult>() {
@Override
public void onResult(DriveContentsResult result) {
if (!result.getStatus().isSuccess()) {
showMessage("Error while trying to create new file contents");
return;
}
final DriveContents driveContents = result.getDriveContents();
// Perform I/O off the UI thread.
new Thread() {
@Override
public void run() {
// write content to DriveContents
OutputStream outputStream = driveContents.getOutputStream();
Writer writer = new OutputStreamWriter(outputStream);
try {
writer.write(json);
writer.close();
} catch (IOException e) {
Log.e(TAG, e.getMessage());
}
MetadataChangeSet changeSet = new MetadataChangeSet.Builder()
.setTitle("New file.txt")
.setMimeType("json")
.setStarred(true).build();
// create a file on root folder
Drive.DriveApi.getRootFolder(getGoogleApiClient())
.createFile(getGoogleApiClient(), changeSet, driveContents)
.setResultCallback(fileCallback);
}
}.start();
}
};
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.