数据库类上的Android数据库语法错误
我试图在我的数据库中插入一些值,但我得到语法错误,我不知道为什么。。。有人能帮我吗?:) 数据库代码:数据库类上的Android数据库语法错误,android,database,android-context,android-database,Android,Database,Android Context,Android Database,我试图在我的数据库中插入一些值,但我得到语法错误,我不知道为什么。。。有人能帮我吗?:) 数据库代码: package com.cetabo.trackingpoint.util; import android.content.ContentValues; import android.content.Context; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteOpen
package com.cetabo.trackingpoint.util;
import android.content.ContentValues;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.provider.ContactsContract;
import android.util.Log;
import java.util.Date;
/**
* Created by VladxD on 5/16/2015.
*/
public class DataBase extends SQLiteOpenHelper {
private static final int DATABASE_VERSION = 2;
private static final String TABLE_NAME = "TrackedLocations";
private static int ID;
public static String created;
public static String guid;
public static String lng;
private static String lat;
private static String syncronized;
private static String sync_date;
private static String sync_status;
private static final String TABLE_CREATE = "CREATE TABLE " + TABLE_NAME + "(" + ID + " INTEGER PRIMARY KEY AUTOINCREMENT,"
+ created + " DEFAULT CURRENT_TIMESTAMP,"
+ guid + " VARCHAR(32),"
+ lng + " VARCHAR,"
+ lat + " VARCHAR,"
+ syncronized + " CHAR(1),"
+ sync_date + " DEFAULT NULL,"
+ sync_status + " CHAR(3)" + ");";
public DataBase(Context context) {
super(context, TABLE_NAME, null, DATABASE_VERSION);
Log.d("Database operation", "Table has created");
}
@Override
public void onCreate(SQLiteDatabase db) {
db.execSQL(TABLE_CREATE);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
}
public void insertInformation(DataBase db, String guid, String lon, String lat, String syncronized, Date sync_date, String sync_status) {
SQLiteDatabase database = db.getWritableDatabase();
ContentValues values = new ContentValues();
values.put("guid", guid);
values.put("lon", lon);
values.put("lat", lat);
values.put("syncronized", syncronized);
values.put("sync_date", String.valueOf(sync_date));
values.put("sync_status", sync_status);
database.insert(TABLE_NAME, null, values);
Log.d("Database operation", "Insert on row");
db.close();
}
}
这是我的课程,我尝试将信息插入数据库
package com.cetabo.trackingpoint;
import android.app.Activity;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.TextView;
import com.cetabo.trackingpoint.dummy.DummyContent;
import com.cetabo.trackingpoint.util.DataBase;
import com.cetabo.trackingpoint.util.DetectionLocation;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
/**
* A fragment representing a list of Items.
* <p/>
* Large screen devices (such as tablets) are supported by replacing the ListView
* with a GridView.
* <p/>
* Activities containing this fragment MUST implement the {@link OnFragmentInteractionListener}
* interface.
*/
public class PlacesFragment extends Fragment implements AbsListView.OnItemClickListener {
// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private static final String ARG_PARAM1 = "param1";
private static final String ARG_PARAM2 = "param2";
// TODO: Rename and change types of parameters
private String mParam1;
private String mParam2;
private OnFragmentInteractionListener mListener;
/**
* The fragment's ListView/GridView.
*/
private AbsListView mListView;
ImageView imageView;
/**
* The Adapter which will be used to populate the ListView/GridView with
* Views.
*/
private ListAdapter mAdapter;
// TODO: Rename and change types of parameters
public static PlacesFragment newInstance(String param1, String param2) {
PlacesFragment fragment = new PlacesFragment();
Bundle args = new Bundle();
args.putString(ARG_PARAM1, param1);
args.putString(ARG_PARAM2, param2);
fragment.setArguments(args);
return fragment;
}
/**
* Mandatory empty constructor for the fragment manager to instantiate the
* fragment (e.g. upon screen orientation changes).
*/
public PlacesFragment() {
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (getArguments() != null) {
mParam1 = getArguments().getString(ARG_PARAM1);
mParam2 = getArguments().getString(ARG_PARAM2);
}
// TODO: Change Adapter to display your content
// mAdapter = new ArrayAdapter<>(getActivity(), android.R.layout.simple_list_item_1, android.R.id.text1, DummyContent.ITEMS);
}
String[] test = {"test", "test"};
String text = "Central Park";
Date data = new Date();
// PreferenceFragment preferenceFragment;
// ListPreference listPreference = (ListPreference) preferenceFragment.findPreference("sync_frequency");
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
final View view = inflater.inflate(R.layout.fragment_place, container, false);
Context ctx = view.getContext();
DataBase db = new DataBase(getActivity().getApplicationContext());
final DetectionLocation detectionLocation = new DetectionLocation(ctx);
// CustomListAdapter adapter=new CustomListAdapter(getActivity(),test,String.valueOf(detectionLocation.getLongitude()+" "+detectionLocation.getLatitude()),data);
// mListView = (AbsListView) view.findViewById(android.R.id.list);
// mListView.setAdapter(adapter);
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(ctx);
// then you use
Integer val = Integer.valueOf(prefs.getString("sync_frequency", ""));
String sync_status = String.valueOf(val);
CustomListAdapter adapter = new CustomListAdapter(getActivity(), test, String.valueOf(detectionLocation.getLongitude() + " " + detectionLocation.getLatitude()), data);
db.insertInformation(db,"Guid",String.valueOf(detectionLocation.getLongitude()),String.valueOf(detectionLocation.getLatitude()),"Sincronizare",data, sync_status );
mListView = (AbsListView) view.findViewById(android.R.id.list);
mListView.setAdapter(adapter);
Timer timer = new Timer();
timer.schedule(new TimerTask() {
@Override
public void run() {
getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
CustomListAdapter adapter = new CustomListAdapter(getActivity(), test, String.valueOf(detectionLocation.getLongitude() + " " + detectionLocation.getLatitude()), data);
mListView = (AbsListView) view.findViewById(android.R.id.list);
mListView.setAdapter(adapter);
}
});
}
}, val);
// getActivity().runOnUiThread(new Runnable() {
// @Override
// public void run() {
// CustomListAdapter adapter = new CustomListAdapter(getActivity(), test, String.valueOf(detectionLocation.getLongitude() + " " + detectionLocation.getLatitude()), data);
// mListView = (AbsListView) view.findViewById(android.R.id.list);
// mListView.setAdapter(adapter);
// }
// });
mListView.setOnItemClickListener(this);
// Set OnItemClickListener so we can be notified on item clicks
//EU/////////////
// System.out.printf(String.valueOf(listPreference.getValue()));
//////////////////////////
return view;
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
// try {
// mListener = (OnFragmentInteractionListener) activity;
// } catch (ClassCastException e) {
// throw new ClassCastException(activity.toString()
// + " must implement OnFragmentInteractionListener");
// }
// SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(activity);
// String myPref = sharedPrefs.getString("sync_frequency", "");
// System.out.printf("Valuarea mea este: "+myPref);
}
@Override
public void onDetach() {
super.onDetach();
mListener = null;
}
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
if (null != mListener) {
// Notify the active callbacks interface (the activity, if the
// fragment is attached to one) that an item has been selected.
mListener.onFragmentInteraction(DummyContent.ITEMS.get(position).id);
}
}
/**
* The default content for this Fragment has a TextView that is shown when
* the list is empty. If you would like to change the text, call this method
* to supply the text it should use.
*/
public void setEmptyText(CharSequence emptyText) {
View emptyView = mListView.getEmptyView();
if (emptyView instanceof TextView) {
((TextView) emptyView).setText(emptyText);
}
}
/**
* This interface must be implemented by activities that contain this
* fragment to allow an interaction in this fragment to be communicated
* to the activity and potentially other fragments contained in that
* activity.
* <p/>
* See the Android Training lesson <a href=
* "http://developer.android.com/training/basics/fragments/communicating.html"
* >Communicating with Other Fragments</a> for more information.
*/
public interface OnFragmentInteractionListener {
// TODO: Update argument type and name
public void onFragmentInteraction(String id);
}
}
package com.cetabo.trackingpoint;
导入android.app.Activity;
导入android.content.Context;
导入android.content.SharedReferences;
导入android.os.Bundle;
导入android.preference.PreferenceManager;
导入android.support.v4.app.Fragment;
导入android.view.LayoutInflater;
导入android.view.view;
导入android.view.ViewGroup;
导入android.widget.AbsListView;
导入android.widget.AdapterView;
导入android.widget.ImageView;
导入android.widget.ListAdapter;
导入android.widget.TextView;
导入com.cetabo.trackingpoint.dummy.dummContent;
导入com.cetabo.trackingpoint.util.DataBase;
导入com.cetabo.trackingpoint.util.DetectionLocation;
导入java.util.Date;
导入java.util.Timer;
导入java.util.TimerTask;
/**
*表示项目列表的片段。
*
*通过替换ListView支持大屏幕设备(如平板电脑)
*有一个网格视图。
*
*包含此片段的活动必须实现{@link OnFragmentInteractionListener}
*接口。
*/
公共类PlacesFragment扩展片段实现AbsListView.OnItemClickListener{
//TODO:重命名参数参数,选择匹配的名称
//片段初始化参数,例如ARG_ITEM_NUMBER
私有静态最终字符串ARG_PARAM1=“PARAM1”;
私有静态最终字符串ARG_PARAM2=“PARAM2”;
//TODO:重命名和更改参数类型
私有字符串mParam1;
私有字符串mParam2;
私有OnFragmentInteractionListener mListener;
/**
*片段的ListView/GridView。
*/
私有AbsListView-mListView;
图像视图图像视图;
/**
*用于填充ListView/GridView的适配器
*观点。
*/
私有列表适配器mAdapter;
//TODO:重命名和更改参数类型
公共静态位置片段newInstance(字符串参数1,字符串参数2){
PlacesFragment片段=新的PlacesFragment();
Bundle args=新Bundle();
args.putString(ARG_PARAM1,PARAM1);
args.putString(ARG_PARAM2,PARAM2);
fragment.setArguments(args);
返回片段;
}
/**
*片段管理器实例化
*碎片(如屏幕方向改变时)。
*/
公共场所碎片(){
}
@凌驾
创建时的公共void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
如果(getArguments()!=null){
mParam1=getArguments().getString(ARG_PARAM1);
mParam2=getArguments().getString(ARG_PARAM2);
}
//TODO:更改适配器以显示您的内容
//mAdapter=newarrayadapter(getActivity(),android.R.layout.simple_list_item_1,android.R.id.text1,DummyContent.ITEMS);
}
字符串[]test={“test”,“test”};
String text=“中央公园”;
日期数据=新日期();
//优先片段优先片段;
//ListPreference=(ListPreference)preferenceFragment.FindReference(“同步频率”);
CreateView上的公共视图(布局、充气机、视图组容器、捆绑包保存状态){
最终视图=充气机。充气(R.layout.fragment_place,容器,假);
Context ctx=view.getContext();
DataBase db=新数据库(getActivity().getApplicationContext());
最终检测位置检测位置=新检测位置(ctx);
//CustomListAdapter=新的CustomListAdapter(getActivity(),test,String.valueOf(detectionLocation.getLongitude()+“”+detectionLocation.getLatitude()),数据);
//mListView=(AbsListView)view.findviewbyd(android.R.id.list);
//mListView.setAdapter(适配器);
SharedReferences prefs=PreferenceManager.GetDefaultSharedReferences(ctx);
//然后你用
Integer val=Integer.valueOf(prefs.getString(“同步频率”);
String sync_status=String.valueOf(val);
CustomListAdapter=新的CustomListAdapter(getActivity(),test,String.valueOf(detectionLocation.getLongitude()+“”+detectionLocation.getLatitude()),数据);
db.insertInformation(db,“Guid”、String.valueOf(detectionLocation.getLongitude())、String.valueOf(detectionLocation.getLatitude())、Sincronizare、数据、同步状态);
mListView=(AbsListView)view.findviewbyd(android.R.id.list);
mListView.setAdapter(适配器);
定时器=新定时器();
timer.schedule(新TimerTask(){
@凌驾
公开募捐{
getActivity().runOnUiThread(新的Runnable()){
@凌驾
公开募捐{
CustomListAdapter=新的CustomListAdapter(getActivity(),test,String.valueOf(detectionLocation.getLongitude()+“”+detectionLocation.getLatitude()),数据);
mListView=(AbsListView)view.findviewbyd(android.R.id.list);
mListView.setAdapter(适配器);
}
});
}
},val);
//getActivity().runOnUiThread(新的Runnable()){
//@覆盖
//公开募捐{
//CustomListAdapter=新的CustomListAdapter(getActivity(),test,String.valueOf(detectionLocation.getLongitude()+“”+detectionLocation.getLatitude()),数据);
//mListView=(AbsListView)view.findviewbyd(android.R.id.list);
//mListView.setAdapter(适配器);
// }
// });
mListView.setOnItemClickListener(此);
//设置McClickListener,以便在单击项目时收到通知
//欧盟/////////////
//System.out.pri
Process: com.cetabo.trackingpoint, PID: 5764
android.database.sqlite.SQLiteException: near "0": syntax error (code 1): , while compiling: CREATE TABLE TrackedLocations(0 INTEGER PRIMARY KEY AUTOINCREMENT,null DEFAULT CURRENT_TIMESTAMP,null VARCHAR(32),null VARCHAR,null VARCHAR,null CHAR(1),null DEFAULT NULL,null CHAR(3));
at android.database.sqlite.SQLiteConnection.nativePrepareStatement(Native Method)
at android.database.sqlite.SQLiteConnection.acquirePreparedStatement(SQLiteConnection.java:889)
at android.database.sqlite.SQLiteConnection.prepare(SQLiteConnection.java:500)
at android.database.sqlite.SQLiteSession.prepare(SQLiteSession.java:588)
at android.database.sqlite.SQLiteProgram.<init>(SQLiteProgram.java:58)
at android.database.sqlite.SQLiteStatement.<init>(SQLiteStatement.java:31)
at android.database.sqlite.SQLiteDatabase.executeSql(SQLiteDatabase.java:1674)
at android.database.sqlite.SQLiteDatabase.execSQL(SQLiteDatabase.java:1605)
at com.cetabo.trackingpoint.util.DataBase.onCreate(DataBase.java:42)
at android.database.sqlite.SQLiteOpenHelper.getDatabaseLocked(SQLiteOpenHelper.java:251)
at android.database.sqlite.SQLiteOpenHelper.getWritableDatabase(SQLiteOpenHelper.java:163)
at com.cetabo.trackingpoint.util.DataBase.insertInformation(DataBase.java:51)
at com.cetabo.trackingpoint.PlacesFragment.onCreateView(PlacesFragment.java:114)
at android.support.v4.app.Fragment.performCreateView(Fragment.java:1786)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:953)
at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1136)
at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:739)
at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1499)
at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:456)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5257)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
public static String created;
public static String guid;
public static String lng;
private static String lat;
private static String syncronized;
private static String sync_date;
private static String sync_status;
public static String created = "created";