Javascript 始终获取android.database.sqlite.SQLiteException:near";时间“;运行SQLite时
我已经尝试了关于“android.database.sqlite.SQLiteException”的各种建议。我仍然不断地犯错误。每次我尝试运行应用程序时,它都会崩溃,这是由该异常引起的。每行我都读了大约10遍,仍然找不到错误。请帮忙,我会非常感激的 EventHandler类Javascript 始终获取android.database.sqlite.SQLiteException:near";时间“;运行SQLite时,javascript,android,sqlite,Javascript,Android,Sqlite,我已经尝试了关于“android.database.sqlite.SQLiteException”的各种建议。我仍然不断地犯错误。每次我尝试运行应用程序时,它都会崩溃,这是由该异常引起的。每行我都读了大约10遍,仍然找不到错误。请帮忙,我会非常感激的 EventHandler类 package com.team11.healthdb; import java.util.ArrayList; import java.util.List; import android.content.Conten
package com.team11.healthdb;
import java.util.ArrayList;
import java.util.List;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class EventHandler extends SQLiteOpenHelper {
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "HealthTracker";
public EventHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
// Creating Tables
@Override
public void onCreate(SQLiteDatabase db) {
//SQL Statement to create TABLE_EVENTS
String CREATE_TABLE_EVENTS = "CREATE TABLE TABLE_EVENTS ( "
+ "KEY_ID INTEGER PRIMARY KEY AUTOINCREMENT, "
+ "KEY_TITLE TEXT, " + "KEY_DESCRIPTION TEXT, "
+ "KEY_START INTEGER, " + "KEY_END INTEGER, "
+ "KEY_LOCATION TEXT )";
// Creates TABLE_EVENTS
db.execSQL(CREATE_TABLE_EVENTS);
}
// Upgrading database
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// Drop older table if existed
db.execSQL("DROP TABLE IF EXISTS TABLE_EVENTS");
// Creates fresh table
this.onCreate(db);
}
//-------------------------------------------------------------------------
/**
* All CRUD(Create, Read, Update, Delete) Operations
*/
// Events table name
private static final String TABLE_EVENTS = "EVENTS";
// Events Table Columns names
private static final String KEY_ID = "ID";
private static final String KEY_TITLE = "Title";
private static final String KEY_DESCRIPTION = "Description";
private static final String KEY_START = "Start Time";
private static final String KEY_END = "End Time";
private static final String KEY_LOCATION = "Location";
private static final String[] COLUMNS = {KEY_ID,KEY_TITLE,KEY_DESCRIPTION,KEY_START,KEY_END,KEY_LOCATION};
// Adding new contact
public void addEvent(Event event) {
Log.d("addEvent", event.toString());
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_TITLE, event.getTitle()); // Event Title
values.put(KEY_DESCRIPTION, event.getDescription()); // Event Description
values.put(KEY_START, event.getStart()); // Event Start Time
values.put(KEY_END, event.getEnd()); // Event End Time
values.put(KEY_LOCATION, event.getLocation()); // Event Location
// Inserting Row
db.insert(TABLE_EVENTS, null, values);
db.close(); // Closing database connection
}
// Getting single event
public Event getEvent(int id) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(TABLE_EVENTS, COLUMNS, " KEY_ID = ?",
new String[] { String.valueOf(id) }, null, null, null, null);
if (cursor != null)
cursor.moveToFirst();
Event event = new Event();
event.setID(Integer.parseInt(cursor.getString(0)));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3)));
event.setEnd(Integer.parseInt(cursor.getString(4)));
event.setLocation(cursor.getString(5));
//log
Log.d("getEvent("+id+")", event.toString());
// return contact
return event;
}
// Getting All Events
public List<Event> getAllEvents() {
List<Event> events = new ArrayList<Event>();
// Select All Query
String query = "SELECT * FROM " + TABLE_EVENTS;
// Get reference to writable DB
SQLiteDatabase db = this.getWritableDatabase();
Cursor cursor = db.rawQuery(query, null);
// Go over each row, build book and add it to list
Event event = null;
if (cursor.moveToFirst()) {
do {
event = new Event();
event.setID(Integer.parseInt(cursor.getString(0)));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3)));
event.setEnd(Integer.parseInt(cursor.getString(4)));
event.setLocation(cursor.getString(5));
// Adding events to list
events.add(event);
} while (cursor.moveToNext());
}
Log.d("getAllEvents()", events.toString());
// return contact list
return events;
}
// Updating single contact
public int updateEvent(Event event) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put("KEY_TITLE", event.getTitle()); // Event Title
values.put("KEY_DESCRIPTION", event.getDescription()); // Event Description
values.put("KEY_START", event.getStart()); // Event Start Time
values.put("KEY_END", event.getEnd()); // Event End Time
values.put("KEY_LOCATION", event.getLocation()); // Event Location
// updating row
int i = db.update(TABLE_EVENTS, values, KEY_ID + " = ?",
new String[] { String.valueOf(event.getID()) });
// Close DB
db.close();
return i;
}
// Deleting single event
public void deleteEvent(Event event) {
SQLiteDatabase db = this.getWritableDatabase();
// Delete
db.delete(TABLE_EVENTS, KEY_ID + " = ?",
new String[] { String.valueOf(event.getID()) });
// Close
db.close();
Log.d("deleteEvent", event.toString());
}
}
package com.team11.healthdb;
import java.util.List;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.util.Log;
public class MainActivity extends ActionBarActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
EventHandler db = new EventHandler(this);
/**
* CRUD Operations
* */
// Inserting Contacts
Log.d("Insert: ", "Inserting ..");
db.addEvent(new Event("Headache", "Took Medicine and had side effects", 1015, 1018, "Bedroom"));
db.addEvent(new Event("Dizzy", "Took Medicine and had side effects", 1520, 1530, "Asda"));
db.addEvent(new Event("Blackouts", "Took Medicine and had side effects", 1015, 1018, "Tesco"));
// get all books
List<Event> list = db.getAllEvents();
// delete one book
db.deleteEvent(list.get(0));
// get all books
db.getAllEvents();
}
}
package com.team11.healthdb;
导入java.util.ArrayList;
导入java.util.List;
导入android.content.ContentValues;
导入android.content.Context;
导入android.database.Cursor;
导入android.database.sqlite.SQLiteDatabase;
导入android.database.sqlite.SQLiteOpenHelper;
导入android.util.Log;
公共类EventHandler扩展了SQLiteOpenHelper{
//数据库版本
私有静态最终int数据库_VERSION=1;
//数据库名称
私有静态最终字符串数据库\u NAME=“HealthTracker”;
公共事件处理程序(上下文){
super(上下文、数据库名称、null、数据库版本);
}
//创建表
@凌驾
public void onCreate(SQLiteDatabase db){
//用于创建表\u事件的SQL语句
String CREATE_TABLE_EVENTS=“CREATE TABLE_EVENTS(”
+密钥ID整数主键自动递增
+关键字标题文本,“+”关键字描述文本
+键\u开始整数,“+”键\u结束整数,“
+“关键位置文本”;
//创建表事件
execSQL(创建表事件);
}
//升级数据库
@凌驾
public void onUpgrade(SQLiteDatabase db,int-oldVersion,int-newVersion){
//删除旧表(如果存在)
db.execSQL(“如果存在表_事件,则删除表”);
//创建新表
这个.onCreate(db);
}
//-------------------------------------------------------------------------
/**
*所有CRUD(创建、读取、更新、删除)操作
*/
//事件表名称
私有静态最终字符串表\u EVENTS=“EVENTS”;
//事件表列名称
私有静态最终字符串密钥\u ID=“ID”;
私有静态最终字符串键\u TITLE=“TITLE”;
私有静态最终字符串键\u DESCRIPTION=“DESCRIPTION”;
私有静态最终字符串键\u START=“开始时间”;
私有静态最终字符串键\u END=“结束时间”;
私有静态最终字符串KEY_LOCATION=“LOCATION”;
私有静态最终字符串[]列={KEY\u ID、KEY\u TITLE、KEY\u DESCRIPTION、KEY\u START、KEY\u END、KEY\u LOCATION};
//添加新联系人
公共无效事件(事件){
Log.d(“addEvent”,event.toString());
SQLiteDatabase db=this.getWritableDatabase();
ContentValues=新的ContentValues();
value.put(KEY_TITLE,event.getTitle());//事件标题
value.put(KEY_DESCRIPTION,event.getDescription());//事件描述
value.put(KEY_START,event.getStart());//事件开始时间
value.put(KEY_END,event.getEnd());//事件结束时间
value.put(KEY_LOCATION,event.getLocation());//事件位置
//插入行
插入(表_事件,空,值);
db.close();//关闭数据库连接
}
//获取单个事件
公共事件getEvent(int id){
SQLiteDatabase db=this.getReadableDatabase();
Cursor Cursor=db.query(表事件,列,“键ID=?”,
新字符串[]{String.valueOf(id)},null,null,null,null);
如果(光标!=null)
cursor.moveToFirst();
事件=新事件();
setID(Integer.parseInt(cursor.getString(0));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3));
event.setEnd(Integer.parseInt(cursor.getString(4));
event.setLocation(cursor.getString(5));
//日志
Log.d(“getEvent(“+id+”),event.toString());
//回接
返回事件;
}
//获取所有事件
公共列表getAllEvents(){
列表事件=新建ArrayList();
//选择所有查询
String query=“SELECT*FROM”+表\事件;
//获取对可写数据库的引用
SQLiteDatabase db=this.getWritableDatabase();
Cursor Cursor=db.rawQuery(查询,空);
//检查每一行,构建一本书并将其添加到列表中
事件=null;
if(cursor.moveToFirst()){
做{
事件=新事件();
setID(Integer.parseInt(cursor.getString(0));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3));
event.setEnd(Integer.parseInt(cursor.getString(4));
event.setLocation(cursor.getString(5));
//将事件添加到列表中
事件。添加(事件);
}while(cursor.moveToNext());
}
Log.d(“getAllEvents()”,events.toString());
//返回联系人列表
返回事件;
}
//更新单个联系人
public int updateEvent(事件){
SQLiteDatabase db=this.getWritableDatabase();
ContentValues=新的ContentValues();
value.put(“KEY_TITLE”,event.getTitle());//事件标题
value.put(“KEY_DESCRIPTION”,event.getDescription());//事件描述
value.put(“KEY_START”,event.getStart());//事件开始时间
value.put(“KEY_END”,event.getEnd());//事件结束时间
value.put(“KEY_LOCATION”,event.getLocation());//事件位置
//更新行
int i=db.update(表事件、值、键ID+“=?”,
新字符串[]{String.valueOf(event.getID())};
//关闭数据库
db.close();
返回i;
}
//删除单个事件
公共无效删除事件(事件){
SQLiteDatabase db=this.getWritableDatabase();
//删除
db.delete(表事件,键ID+“=?”,
新字符串[]{String.valueOf(event.getID())};
//接近
db.close();
Log.d(“deleteEvent”,event.toString());
}
}
main活动类
package com.team11.healthdb;
import java.util.ArrayList;
import java.util.List;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.util.Log;
public class EventHandler extends SQLiteOpenHelper {
// Database Version
private static final int DATABASE_VERSION = 1;
// Database Name
private static final String DATABASE_NAME = "HealthTracker";
public EventHandler(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
}
// Creating Tables
@Override
public void onCreate(SQLiteDatabase db) {
//SQL Statement to create TABLE_EVENTS
String CREATE_TABLE_EVENTS = "CREATE TABLE TABLE_EVENTS ( "
+ "KEY_ID INTEGER PRIMARY KEY AUTOINCREMENT, "
+ "KEY_TITLE TEXT, " + "KEY_DESCRIPTION TEXT, "
+ "KEY_START INTEGER, " + "KEY_END INTEGER, "
+ "KEY_LOCATION TEXT )";
// Creates TABLE_EVENTS
db.execSQL(CREATE_TABLE_EVENTS);
}
// Upgrading database
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// Drop older table if existed
db.execSQL("DROP TABLE IF EXISTS TABLE_EVENTS");
// Creates fresh table
this.onCreate(db);
}
//-------------------------------------------------------------------------
/**
* All CRUD(Create, Read, Update, Delete) Operations
*/
// Events table name
private static final String TABLE_EVENTS = "EVENTS";
// Events Table Columns names
private static final String KEY_ID = "ID";
private static final String KEY_TITLE = "Title";
private static final String KEY_DESCRIPTION = "Description";
private static final String KEY_START = "Start Time";
private static final String KEY_END = "End Time";
private static final String KEY_LOCATION = "Location";
private static final String[] COLUMNS = {KEY_ID,KEY_TITLE,KEY_DESCRIPTION,KEY_START,KEY_END,KEY_LOCATION};
// Adding new contact
public void addEvent(Event event) {
Log.d("addEvent", event.toString());
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put(KEY_TITLE, event.getTitle()); // Event Title
values.put(KEY_DESCRIPTION, event.getDescription()); // Event Description
values.put(KEY_START, event.getStart()); // Event Start Time
values.put(KEY_END, event.getEnd()); // Event End Time
values.put(KEY_LOCATION, event.getLocation()); // Event Location
// Inserting Row
db.insert(TABLE_EVENTS, null, values);
db.close(); // Closing database connection
}
// Getting single event
public Event getEvent(int id) {
SQLiteDatabase db = this.getReadableDatabase();
Cursor cursor = db.query(TABLE_EVENTS, COLUMNS, " KEY_ID = ?",
new String[] { String.valueOf(id) }, null, null, null, null);
if (cursor != null)
cursor.moveToFirst();
Event event = new Event();
event.setID(Integer.parseInt(cursor.getString(0)));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3)));
event.setEnd(Integer.parseInt(cursor.getString(4)));
event.setLocation(cursor.getString(5));
//log
Log.d("getEvent("+id+")", event.toString());
// return contact
return event;
}
// Getting All Events
public List<Event> getAllEvents() {
List<Event> events = new ArrayList<Event>();
// Select All Query
String query = "SELECT * FROM " + TABLE_EVENTS;
// Get reference to writable DB
SQLiteDatabase db = this.getWritableDatabase();
Cursor cursor = db.rawQuery(query, null);
// Go over each row, build book and add it to list
Event event = null;
if (cursor.moveToFirst()) {
do {
event = new Event();
event.setID(Integer.parseInt(cursor.getString(0)));
event.setTitle(cursor.getString(1));
event.setDescription(cursor.getString(2));
event.setStart(Integer.parseInt(cursor.getString(3)));
event.setEnd(Integer.parseInt(cursor.getString(4)));
event.setLocation(cursor.getString(5));
// Adding events to list
events.add(event);
} while (cursor.moveToNext());
}
Log.d("getAllEvents()", events.toString());
// return contact list
return events;
}
// Updating single contact
public int updateEvent(Event event) {
SQLiteDatabase db = this.getWritableDatabase();
ContentValues values = new ContentValues();
values.put("KEY_TITLE", event.getTitle()); // Event Title
values.put("KEY_DESCRIPTION", event.getDescription()); // Event Description
values.put("KEY_START", event.getStart()); // Event Start Time
values.put("KEY_END", event.getEnd()); // Event End Time
values.put("KEY_LOCATION", event.getLocation()); // Event Location
// updating row
int i = db.update(TABLE_EVENTS, values, KEY_ID + " = ?",
new String[] { String.valueOf(event.getID()) });
// Close DB
db.close();
return i;
}
// Deleting single event
public void deleteEvent(Event event) {
SQLiteDatabase db = this.getWritableDatabase();
// Delete
db.delete(TABLE_EVENTS, KEY_ID + " = ?",
new String[] { String.valueOf(event.getID()) });
// Close
db.close();
Log.d("deleteEvent", event.toString());
}
}
package com.team11.healthdb;
import java.util.List;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.util.Log;
public class MainActivity extends ActionBarActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
EventHandler db = new EventHandler(this);
/**
* CRUD Operations
* */
// Inserting Contacts
Log.d("Insert: ", "Inserting ..");
db.addEvent(new Event("Headache", "Took Medicine and had side effects", 1015, 1018, "Bedroom"));
db.addEvent(new Event("Dizzy", "Took Medicine and had side effects", 1520, 1530, "Asda"));
db.addEvent(new Event("Blackouts", "Took Medicine and had side effects", 1015, 1018, "Tesco"));
// get all books
List<Event> list = db.getAllEvents();
// delete one book
db.deleteEvent(list.get(0));
// get all books
db.getAllEvents();
}
}
package com.team11.healthdb;
导入java.util.List;
导入android.support.v7.app.Actio
11-03 17:05:40.154: E/SQLiteDatabase(1195): android.database.sqlite.SQLiteException: near "Time": syntax error (code 1): , while compiling: INSERT INTO EVENTS(End Time,Start Time,Location,Description,Title) VALUES (?,?,?,?,?)