我一直在对下面列出的课程进行一些测试，效果很好，除了......
当我单击按钮并尝试切换片段时，它会崩溃。第 752 行：getActivity().getContentResolver().update(StatusProvider.CONTENT_URI_CHARTING, values, null, new String[] {StatusData.KEY_CHARTING_DATE,cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_DATE)) + ""});但是我不知道它为什么会失败。
public class ChartingFragment extends Fragment implements OnDateSetListener, OnClickListener {
...
public class WebPageAsync extends AsyncTask<String, Void, String>{
@Override
protected String doInBackground(String... params) {
String userID = null;
Log.i("PROJECTCARUSO","Fetching User");
//Get the user
Cursor cursorUser = getActivity().getContentResolver().query(StatusProvider.CONTENT_URI_USER, null, null, null, null);
cursorUser.moveToFirst();
if (cursorUser.getCount()>0 && cursorUser!=null) {
// Record found
if (cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_ID)) == null) {
Log.i("PROJECTCARUSO","KEY_USER_ID is null, need to upload the user information");
//this user has logged in with facebook but has not be synced before.
//Push user information to my online database.
ArrayList<NameValuePair> httpParams;
httpParams = new ArrayList<NameValuePair>();
httpParams.add(new BasicNameValuePair("fbid", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_ROWID))));
httpParams.add(new BasicNameValuePair("social", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_SOCIAL))));
httpParams.add(new BasicNameValuePair("name", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_NAME))));
httpParams.add(new BasicNameValuePair("fname", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_FNAME))));
httpParams.add(new BasicNameValuePair("username", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_USERNAME))));
httpParams.add(new BasicNameValuePair("email", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_EMAIL))));
httpParams.add(new BasicNameValuePair("picture", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_PICTURE))));
httpParams.add(new BasicNameValuePair("other", cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_OTHER))));
try {
SERVICE_URL = new URL("http://www.projectcaruso.com/android/com.projectcaruso/naturalfamilyplaning/postUser.php");
} catch (MalformedURLException e) {
Log.i("PROJECTCARUSO", "MalformedURLException: " + e.toString());
e.printStackTrace();
}
String response= "";
try {
HttpURLConnection conn = (HttpURLConnection) SERVICE_URL.openConnection();
conn.setReadTimeout(10000);
conn.setConnectTimeout(15000);
conn.setRequestMethod("POST");
conn.setDoInput(true);
conn.setDoOutput(true);
OutputStream os = conn.getOutputStream();
BufferedWriter writer = new BufferedWriter(
new OutputStreamWriter(os, "UTF-8"));
writer.write(getQuery(httpParams));
writer.close();
os.close();
conn.connect();
//start listening to the stream
Scanner inStream = new Scanner(conn.getInputStream());
//process the stream and store it in StringBuilder
while(inStream.hasNextLine())
response+=(inStream.nextLine());
Log.i("PROJECTCARUSO","response: " + response);
} catch (ProtocolException e) {
Log.i("PROJECTCARUSO", "Error: " + e.toString());
}
catch (IOException e) {
Log.i("PROJECTCARUSO", e.toString());
}
// First split the input String into an array,
// each element containing a String to be parse as an int
String[] intsToParse = response.split("\"");
int[] info = new int[intsToParse.length];
int _id = 0;
// Now just parse each part in turn
for (int i = 0; i < info.length; i++)
{
if (isNumeric(intsToParse[i].toString())) {
_id = Integer.parseInt(intsToParse[i]);
}
}
if (_id > 0) {
Log.i("PROJECTCARUSO", "Found id: " + _id);
ContentValues values = new ContentValues();
values.put(StatusData.KEY_USER_ID, _id);
getActivity().getContentResolver().update(StatusProvider.CONTENT_URI_USER, values, " 1 = 1 ", null);
Cursor cursorUser2 = getActivity().getContentResolver().query(StatusProvider.CONTENT_URI_USER, null, null, null, null);
cursorUser2.moveToFirst();
userID = cursorUser2.getString(cursorUser2.getColumnIndex(StatusData.KEY_USER_ID));
}
} else {
while (cursorUser.isAfterLast() == false)
{
//this User is already set up to send/receive charting updates
Log.i("PROJECTCARUSO","User found and has been connected before");
userID = cursorUser.getString(cursorUser.getColumnIndex(StatusData.KEY_USER_ID));
cursorUser.moveToNext();
}
}
} else {
//This user has not been set up to send/receive charting updates
Log.i("PROJECTCARUSO","User profile not set up, please login via facebook");
Log.i("PROJECTCARUSO", "userID: " + userID);
return null;
}
if (userID != null) {
// Get the data
Cursor cursorCharting = getActivity().getContentResolver().query(StatusProvider.CONTENT_URI_CHARTING, null, StatusData.KEY_CHARTING_PROC + " is null " , null, null);
cursorCharting.moveToFirst();
if (cursorCharting.getCount()>0 && cursorCharting!=null) {
Log.i("PROJECTCARUSO","Que'd Charting Information Found");
while (cursorCharting.isAfterLast() == false)
{
ArrayList<NameValuePair> httpParams;
httpParams = new ArrayList<NameValuePair>();
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_DATE, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_DATE))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_TEMPERATURE, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_TEMPERATURE))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_STAMPS, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_STAMPS))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_FERTILE, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_FERTILE))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_PERIOD, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_PERIOD))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_INTERCORSE, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_INTERCORSE))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_CERVIX, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_CERVIX))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_MOOD, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_MOOD))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_HEADACHE, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_HEADACHE))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_TEST, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_TEST))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_ENERGY, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_ENERGY))));
httpParams.add(new BasicNameValuePair(StatusData.KEY_CHARTING_NOTES, cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_NOTES))));
try {
SERVICE_URL = new URL("http://www.projectcaruso.com/android/com.projectcaruso/naturalfamilyplaning/postCharting.php");
} catch (MalformedURLException e) {
Log.i("PROJECTCARUSO", "MalformedURLException: " + e.toString());
e.printStackTrace();
}
String response= "";
try {
HttpURLConnection conn = (HttpURLConnection) SERVICE_URL.openConnection();
conn.setReadTimeout(10000);
conn.setConnectTimeout(15000);
conn.setRequestMethod("POST");
conn.setDoInput(true);
conn.setDoOutput(true);
OutputStream os = conn.getOutputStream();
BufferedWriter writer = new BufferedWriter(
new OutputStreamWriter(os, "UTF-8"));
writer.write(getQuery(httpParams));
writer.close();
os.close();
conn.connect();
//start listening to the stream
Scanner inStream = new Scanner(conn.getInputStream());
//process the stream and store it in StringBuilder
while(inStream.hasNextLine())
response+=(inStream.nextLine());
Log.i("PROJECTCARUSO","response: " + response);
} catch (ProtocolException e) {
Log.i("PROJECTCARUSO", "Error: " + e.toString());
}
catch (IOException e) {
Log.i("PROJECTCARUSO", e.toString());
}
// First split the input String into an array,
// each element containing a String to be parse as an int
String[] intsToParse = response.split("\"");
int[] info = new int[intsToParse.length];
int _id = 0;
// Now just parse each part in turn
for (int i = 0; i < info.length; i++)
{
if (isNumeric(intsToParse[i].toString())) {
_id = Integer.parseInt(intsToParse[i]);
}
}
if (_id >= 0) {
Log.i("PROJECTCARUSO", "Insert Successful: " + _id);
ContentValues values = new ContentValues();
values.put(StatusData.KEY_CHARTING_PROC, "Y");
getActivity().getContentResolver().update(StatusProvider.CONTENT_URI_CHARTING, values, null, new String[] {StatusData.KEY_CHARTING_DATE,cursorCharting.getString(cursorCharting.getColumnIndex(StatusData.KEY_CHARTING_DATE)) + ""});
}
cursorCharting.moveToNext();
}
} else {
Log.i("PROJECTCARUSO","No que'd Charting Information Found");
}
}
return null;
}
}
private String getQuery(List<NameValuePair> params) throws UnsupportedEncodingException {
StringBuilder result = new StringBuilder();
boolean first = true;
for (NameValuePair pair : params)
{
if (pair.getValue() == null) {
Log.i("PROJECTCARUSO", "Null value pair for: " + pair.getName());
} else {
if (first)
first = false;
else
result.append("&");
result.append(URLEncoder.encode(pair.getName(), "UTF-8"));
result.append("=");
result.append(URLEncoder.encode(pair.getValue(), "UTF-8"));
}
}
return result.toString();
}
@SuppressWarnings("unused")
public static boolean isNumeric(String str) {
try
{
double d = Double.parseDouble(str);
}
catch(NumberFormatException nfe)
{
return false;
}
return true;
}
}
原木猫：
08-01 14:43:16.801: I/PROJECTCARUSO(23019): response: {"posts":[{"auto_increment_id":"0"}]}
08-01 14:43:16.801: I/PROJECTCARUSO(23019): Insert Successful: 0
08-01 14:43:16.811: W/dalvikvm(23019): threadid=18: thread exiting with uncaught exception (group=0x40f89360)
08-01 14:43:16.831: E/AndroidRuntime(23019): FATAL EXCEPTION: AsyncTask #4
08-01 14:43:16.831: E/AndroidRuntime(23019): java.lang.RuntimeException: An error occured while executing doInBackground()
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.os.AsyncTask$3.done(AsyncTask.java:299)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.FutureTask$Sync.innerSetException(FutureTask.java:273)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.FutureTask.setException(FutureTask.java:124)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:307)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.FutureTask.run(FutureTask.java:137)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:230)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.lang.Thread.run(Thread.java:856)
08-01 14:43:16.831: E/AndroidRuntime(23019): Caused by: java.lang.IllegalArgumentException: Too many bind arguments. 3 arguments were provided but the statement needs 1 arguments.
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.database.sqlite.SQLiteProgram.<init>(SQLiteProgram.java:68)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.database.sqlite.SQLiteStatement.<init>(SQLiteStatement.java:31)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.database.sqlite.SQLiteDatabase.updateWithOnConflict(SQLiteDatabase.java:1563)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.database.sqlite.SQLiteDatabase.update(SQLiteDatabase.java:1514)
08-01 14:43:16.831: E/AndroidRuntime(23019): at com.projectcaruso.naturalfamilyplaning.StatusProvider.update(StatusProvider.java:81)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.content.ContentProvider$Transport.update(ContentProvider.java:235)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.content.ContentResolver.update(ContentResolver.java:992)
08-01 14:43:16.831: E/AndroidRuntime(23019): at com.projectcaruso.naturalfamilyplaning.ChartingFragment$WebPageAsync.doInBackground(ChartingFragment.java:752)
08-01 14:43:16.831: E/AndroidRuntime(23019): at com.projectcaruso.naturalfamilyplaning.ChartingFragment$WebPageAsync.doInBackground(ChartingFragment.java:1)
08-01 14:43:16.831: E/AndroidRuntime(23019): at android.os.AsyncTask$2.call(AsyncTask.java:287)
08-01 14:43:16.831: E/AndroidRuntime(23019): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
08-01 14:43:16.831: E/AndroidRuntime(23019): ... 5 more
08-01 14:43:24.378: D/SensorManager(23019): unregisterListener:: Trklfufi 9 budiwrd5mrfo5WirfulblrwuFmfulTrklfufi$KfukwiFmfulTrklfufiRvht@,*a-b:((