Android的联系人数据库给我一个例外 [英] Android contacts database giving me an exception
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问题描述
每当我试图访问一个接触我得到一个索引越界异常的数量,任何人都可以请告诉我什么,我做错了。
班级成员
私有String []的名称;
私有String []号;
在我的onCreate
ContentResolver的CR = getContentResolver();
光标CUR = cr.query(ContactsContract.Contacts.CONTENT_URI,NULL,NULL,NULL,NULL);
如果(cur.getCount()大于0)
{
名称=新的String [cur.getCount()];
数=新的String [cur.getCount()];
而(cur.moveToNext())
{
字符串ID = cur.getString(cur.getColumnIndex(ContactsContract.Contacts._ID));
字符串名称= cur.getString(cur.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
名称[cur.getPosition()] =名称;
//号[cur.getPosition()] =名称;
如果(的Integer.parseInt(cur.getString(cur.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER)))大于0){
。光标手机= getContentResolver()查询(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,空,ContactsContract.CommonDataKinds.Phone.CONTACT_ID +=+ ID,NULL,NULL);
尝试{
号码[cur.getPosition()] = phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
}
赶上(例外五)
{
Log.d(异常,e.toString());
}
phones.close();
}
}
}
堆栈跟踪
/ AndroidRuntime(10284):致命异常:主要
E / AndroidRuntime(10284):了java.lang.RuntimeException:无法启动活动ComponentInfo {com.informationkinetics.SMSS / com.informationkinetics.SMSS.Contact}:android.database.CursorIndexOutOfBoundsException:指数-1要求,大小为1
E / AndroidRuntime(10284):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2781)
E / AndroidRuntime(10284):在android.app.ActivityThread.startActivityNow(ActivityThread.java:2621)
E / AndroidRuntime(10284):在android.app.LocalActivityManager.moveToState(LocalActivityManager.java:127)
E / AndroidRuntime(10284):在android.app.LocalActivityManager.startActivity(LocalActivityManager.java:339)
E / AndroidRuntime(10284):在android.widget.TabHost $ IntentContentStrategy.getContentView(TabHost.java:651)
E / AndroidRuntime(10284):在android.widget.TabHost.setCurrentTab(TabHost.java:323)
E / AndroidRuntime(10284):在android.widget.TabHost $ 2.onTabSelectionChanged(TabHost.java:129)
E / AndroidRuntime(10284):在android.widget.TabWidget $ TabClickListener.onClick(TabWidget.java:453)
E / AndroidRuntime(10284):在android.view.View.performClick(View.java:2408)
E / AndroidRuntime(10284):在android.view.View $ PerformClick.run(View.java:8817)
E / AndroidRuntime(10284):在android.os.Handler.handleCallback(Handler.java:587)
E / AndroidRuntime(10284):在android.os.Handler.dispatchMessage(Handler.java:92)
E / AndroidRuntime(10284):在android.os.Looper.loop(Looper.java:143)
E / AndroidRuntime(10284):在android.app.ActivityThread.main(ActivityThread.java:4914)
E / AndroidRuntime(10284):在java.lang.reflect.Method.invokeNative(本机方法)
E / AndroidRuntime(10284):在java.lang.reflect.Method.invoke(Method.java:521)
E / AndroidRuntime(10284):在com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:858)
E / AndroidRuntime(10284):在com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
E / AndroidRuntime(10284):在dalvik.system.NativeStart.main(本机方法)
E / AndroidRuntime(10284):android.database.CursorIndexOutOfBoundsException:由造成指数-1要求,大小为1
E / AndroidRuntime(10284):在android.database.AbstractCursor.checkPosition(AbstractCursor.java:580)
E / AndroidRuntime(10284):在android.database.AbstractWindowedCursor.checkPosition(AbstractWindowedCursor.java:214)
E / AndroidRuntime(10284):在android.database.AbstractWindowedCursor.getString(AbstractWindowedCursor.java:41)
E / AndroidRuntime(10284):在android.database.CursorWrapper.getString(CursorWrapper.java:140)
E / AndroidRuntime(10284):在com.informationkinetics.SMSS.Contact.onCreate(Contact.java:44)
E / AndroidRuntime(10284):在android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1065)
E / AndroidRuntime(10284):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2745)
E / AndroidRuntime(10284):... 18个
解决方案
尝试添加
cur.moveToFirst();
while循环之前,改变而(){}
到做{}而()
编辑:做同样的电话
光标:
添加
phone.moveToFirst();
在你尝试{}语句。
Whenever I try to access the number of a contact I get an index out of bounds exception, can anyone please tell me what I am doing wrong here.
Members of the class
private String[] names;
private String[] number;
In my onCreate
ContentResolver cr = getContentResolver();
Cursor cur = cr.query(ContactsContract.Contacts.CONTENT_URI, null, null, null, null);
if (cur.getCount() > 0)
{
names = new String[cur.getCount()];
number = new String[cur.getCount()];
while (cur.moveToNext())
{
String id = cur.getString(cur.getColumnIndex(ContactsContract.Contacts._ID));
String name = cur.getString(cur.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
names[cur.getPosition()] = name;
// number[cur.getPosition()] = name;
if (Integer.parseInt(cur.getString(cur.getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER))) > 0) {
Cursor phones = getContentResolver().query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,ContactsContract.CommonDataKinds.Phone.CONTACT_ID +" = "+ id,null, null);
try{
number[cur.getPosition()] = phones.getString(phones.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
}
catch(Exception e)
{
Log.d("Exception", e.toString());
}
phones.close();
}
}
}
stack trace
/AndroidRuntime(10284): FATAL EXCEPTION: main
E/AndroidRuntime(10284): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.informationkinetics.SMSS/com.informationkinetics.SMSS.Contact}: android.database.CursorIndexOutOfBoundsException: Index -1 requested, with a size of 1
E/AndroidRuntime(10284): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2781)
E/AndroidRuntime(10284): at android.app.ActivityThread.startActivityNow(ActivityThread.java:2621)
E/AndroidRuntime(10284): at android.app.LocalActivityManager.moveToState(LocalActivityManager.java:127)
E/AndroidRuntime(10284): at android.app.LocalActivityManager.startActivity(LocalActivityManager.java:339)
E/AndroidRuntime(10284): at android.widget.TabHost$IntentContentStrategy.getContentView(TabHost.java:651)
E/AndroidRuntime(10284): at android.widget.TabHost.setCurrentTab(TabHost.java:323)
E/AndroidRuntime(10284): at android.widget.TabHost$2.onTabSelectionChanged(TabHost.java:129)
E/AndroidRuntime(10284): at android.widget.TabWidget$TabClickListener.onClick(TabWidget.java:453)
E/AndroidRuntime(10284): at android.view.View.performClick(View.java:2408)
E/AndroidRuntime(10284): at android.view.View$PerformClick.run(View.java:8817)
E/AndroidRuntime(10284): at android.os.Handler.handleCallback(Handler.java:587)
E/AndroidRuntime(10284): at android.os.Handler.dispatchMessage(Handler.java:92)
E/AndroidRuntime(10284): at android.os.Looper.loop(Looper.java:143)
E/AndroidRuntime(10284): at android.app.ActivityThread.main(ActivityThread.java:4914)
E/AndroidRuntime(10284): at java.lang.reflect.Method.invokeNative(Native Method)
E/AndroidRuntime(10284): at java.lang.reflect.Method.invoke(Method.java:521)
E/AndroidRuntime(10284): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:858)
E/AndroidRuntime(10284): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
E/AndroidRuntime(10284): at dalvik.system.NativeStart.main(Native Method)
E/AndroidRuntime(10284): Caused by: android.database.CursorIndexOutOfBoundsException: Index -1 requested, with a size of 1
E/AndroidRuntime(10284): at android.database.AbstractCursor.checkPosition(AbstractCursor.java:580)
E/AndroidRuntime(10284): at android.database.AbstractWindowedCursor.checkPosition(AbstractWindowedCursor.java:214)
E/AndroidRuntime(10284): at android.database.AbstractWindowedCursor.getString(AbstractWindowedCursor.java:41)
E/AndroidRuntime(10284): at android.database.CursorWrapper.getString(CursorWrapper.java:140)
E/AndroidRuntime(10284): at com.informationkinetics.SMSS.Contact.onCreate(Contact.java:44)
E/AndroidRuntime(10284): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1065)
E/AndroidRuntime(10284): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2745)
E/AndroidRuntime(10284): ... 18 more
解决方案
Try adding
cur.moveToFirst();
before your while loop, and changing while(){}
to do{} while()
edit: do the same with phones
cursor:
add
phone.moveToFirst();
before your try{} statement.
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