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 Android教程網 >> Android技術 >> 關於Android編程 >> android中跨項目的數據庫操作ContentProvider的使用

android中跨項目的數據庫操作ContentProvider的使用

編輯：關於Android編程

RuiXin.java類


[html]
package com.gtl.data.two; 
 
import android.net.Uri; 
 
public class RuiXin { 
     
    public static final String DBNAME = "ruixinonlinedb";  
    public static final String TNAME = "ruixinonline"; 
    public static final int VERSION = 3; 
     
    public static String TID = "tid"; 
    public static final String USERNAME = "username"; 
    public static final String DATE = "date"; 
    public static final String SEX = "sex"; 
     
    public static final String AUTOHORITY = "com.gtl.data.two"; 
    public static final int ITEM = 1; 
    public static final int ITEM_ID = 2; 
     
    public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.ruixin.login"; 
    public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.ruixin.login"; 
     
    public static final Uri CONTENT_URI = Uri.parse("content://" + AUTOHORITY + "/ruixinonline"); 
} 

package com.gtl.data.two;

import android.net.Uri;

public class RuiXin {
 
 public static final String DBNAME = "ruixinonlinedb";
    public static final String TNAME = "ruixinonline";
    public static final int VERSION = 3;
   
    public static String TID = "tid";
    public static final String USERNAME = "username";
    public static final String DATE = "date";
    public static final String SEX = "sex";
   
    public static final String AUTOHORITY = "com.gtl.data.two";
    public static final int ITEM = 1;
    public static final int ITEM_ID = 2;
   
    public static final String CONTENT_TYPE = "vnd.android.cursor.dir/vnd.ruixin.login";
    public static final String CONTENT_ITEM_TYPE = "vnd.android.cursor.item/vnd.ruixin.login";
   
    public static final Uri CONTENT_URI = Uri.parse("content://" + AUTOHORITY + "/ruixinonline");
}

DBlite.java類

 

[html
package com.gtl.data.two; 
 
import android.content.ContentValues; 
import android.content.Context; 
import android.database.sqlite.SQLiteDatabase; 
import android.database.sqlite.SQLiteOpenHelper; 
 
public class DBlite extends SQLiteOpenHelper { 
 
    public DBlite(Context context) { 
        super(context, RuiXin.DBNAME, null, RuiXin.VERSION); 
    } 
 
    @Override 
    public void onCreate(SQLiteDatabase db) { 
        db.execSQL("create table "+RuiXin.TNAME+"(" + 
                 RuiXin.TID+" integer primary key autoincrement not null,"+ 
                 RuiXin.USERNAME+" text not null," + 
                 RuiXin.DATE+" interger not null,"+ 
                 RuiXin.SEX+" text not null);"); 
 
    } 
 
    @Override 
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { 
        db.execSQL("DROP TABLE IF EXISTS "+RuiXin.TNAME); 
        onCreate(db); 
    } 
     
    public void add(String username,String date,String sex){ 
        SQLiteDatabase db = getWritableDatabase(); 
        ContentValues values = new ContentValues(); 
        values.put(RuiXin.USERNAME, username); 
        values.put(RuiXin.DATE, date); 
        values.put(RuiXin.SEX, sex); 
        db.insert(RuiXin.TNAME,"",values); 
    } 
     
    public void del(){ 
         SQLiteDatabase db = getWritableDatabase(); 
         db.delete(RuiXin.TNAME,RuiXin.DATE+"=?" , new String[]{"time=1368497000287"}); 
    } 
     
    public void update(){ 
        SQLiteDatabase db = getWritableDatabase(); 
        ContentValues values = new ContentValues(); 
        values.put(RuiXin.USERNAME, "louis koo"); 
        values.put(RuiXin.DATE, "today"); 
        values.put(RuiXin.SEX, "男"); 
        db.update(RuiXin.TNAME, values, RuiXin.DATE+"=?" , new String[]{"time=1368497006097"}); 
    } 
} 

package com.gtl.data.two;

import android.content.ContentValues;
import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

public class DBlite extends SQLiteOpenHelper {

 public DBlite(Context context) {
  super(context, RuiXin.DBNAME, null, RuiXin.VERSION);
 }

 @Override
 public void onCreate(SQLiteDatabase db) {
  db.execSQL("create table "+RuiXin.TNAME+"(" +
                 RuiXin.TID+" integer primary key autoincrement not null,"+
                 RuiXin.USERNAME+" text not null," +
                 RuiXin.DATE+" interger not null,"+
                 RuiXin.SEX+" text not null);");

 }

 @Override
 public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
  db.execSQL("DROP TABLE IF EXISTS "+RuiXin.TNAME);
  onCreate(db);
 }
 
 public void add(String username,String date,String sex){
        SQLiteDatabase db = getWritableDatabase();
        ContentValues values = new ContentValues();
        values.put(RuiXin.USERNAME, username);
        values.put(RuiXin.DATE, date);
        values.put(RuiXin.SEX, sex);
        db.insert(RuiXin.TNAME,"",values);
 }
 
 public void del(){
   SQLiteDatabase db = getWritableDatabase();
   db.delete(RuiXin.TNAME,RuiXin.DATE+"=?" , new String[]{"time=1368497000287"});
 }
 
 public void update(){
  SQLiteDatabase db = getWritableDatabase();
  ContentValues values = new ContentValues();
  values.put(RuiXin.USERNAME, "louis koo");
     values.put(RuiXin.DATE, "today");
     values.put(RuiXin.SEX, "男");
  db.update(RuiXin.TNAME, values, RuiXin.DATE+"=?" , new String[]{"time=1368497006097"});
 }
}

MyProvider.java類

 

[html] 
package com.gtl.data.two; 
import android.content.ContentProvider; 
import android.content.ContentUris; 
import android.content.ContentValues; 
import android.content.UriMatcher; 
import android.database.Cursor; 
import android.database.sqlite.SQLiteDatabase; 
import android.net.Uri; 
import android.text.TextUtils; 
 
public class MyProvider extends ContentProvider { 
     
    DBlite dBlite; 
    SQLiteDatabase db; 
    private static final UriMatcher sMatcher; 
    static{ 
            sMatcher = new UriMatcher(UriMatcher.NO_MATCH); 
            sMatcher.addURI(RuiXin.AUTOHORITY,RuiXin.TNAME, RuiXin.ITEM); 
            sMatcher.addURI(RuiXin.AUTOHORITY, RuiXin.TNAME+"/#", RuiXin.ITEM_ID); 
 
    } 
    @Override 
    public boolean onCreate() { 
        this.dBlite = new DBlite(this.getContext()); 
        return true; 
    } 
 
    @Override 
    public Cursor query(Uri uri, String[] projection, String selection, 
            String[] selectionArgs, String sortOrder) { 
         db = dBlite.getWritableDatabase();                 
         Cursor c; 
         switch (sMatcher.match(uri)) { 
             case RuiXin.ITEM: 
                     c = db.query(RuiXin.TNAME, projection, selection, selectionArgs, null, null, null); 
                     break; 
             case RuiXin.ITEM_ID: 
                     String id = uri.getPathSegments().get(1); 
                     c = db.query(RuiXin.TNAME, projection,  
                             RuiXin.TID+"="+id+(!TextUtils.isEmpty(selection)?"AND("+selection+')':""), 
                             selectionArgs, null, null, sortOrder); 
                 break; 
             default: 
                     throw new IllegalArgumentException("Unknown URI"+uri); 
         } 
         c.setNotificationUri(getContext().getContentResolver(), uri); 
         return c; 
    } 
 
    @Override 
    public String getType(Uri uri) { 
        switch (sMatcher.match(uri)) { 
            case RuiXin.ITEM: 
                return RuiXin.CONTENT_TYPE; 
            case RuiXin.ITEM_ID: 
                return RuiXin.CONTENT_ITEM_TYPE; 
            default: 
                throw new IllegalArgumentException("Unknown URI"+uri); 
        } 
    } 
 
    @Override 
    public Uri insert(Uri uri, ContentValues values) { 
        db = dBlite.getWritableDatabase(); 
        long rowId; 
        if(sMatcher.match(uri)!=RuiXin.ITEM){ 
             throw new IllegalArgumentException("Unknown URI"+uri); 
        } 
        rowId = db.insert(RuiXin.TNAME,RuiXin.TID,values); 
        if(rowId>0){ 
            Uri noteUri=ContentUris.withAppendedId(RuiXin.CONTENT_URI, rowId); 
            getContext().getContentResolver().notifyChange(noteUri, null); 
            return noteUri; 
        } 
        throw new IllegalArgumentException("Unknown URI"+uri); 
    } 
 
    @Override 
    public int delete(Uri uri, String selection, String[] selectionArgs) { 
         db = dBlite.getWritableDatabase(); 
         int count = 0; 
         switch (sMatcher.match(uri)) { 
             case RuiXin.ITEM: 
                  count = db.delete(RuiXin.TNAME,selection, selectionArgs); 
                  break; 
             case RuiXin.ITEM_ID: 
                  String id = uri.getPathSegments().get(1); 
                  count = db.delete(RuiXin.TID,  
                         RuiXin.TID+"="+id+(!TextUtils.isEmpty(RuiXin.TID="?")?"AND("+selection+')':""),  
                         selectionArgs); 
                 break; 
             default: 
                     throw new IllegalArgumentException("Unknown URI"+uri); 
         } 
         getContext().getContentResolver().notifyChange(uri, null); 
         return count; 
    } 
 
    @Override 
    public int update(Uri uri, ContentValues values, String selection, 
            String[] selectionArgs) { 
        SQLiteDatabase db = dBlite.getWritableDatabase(); 
        int count; 
        switch (sMatcher.match(uri)){ 
            case RuiXin.ITEM: 
                count = db.update(RuiXin.TNAME, values, selection, selectionArgs); 
                break; 
            case RuiXin.ITEM_ID: 
                String Id = uri.getPathSegments().get(1); 
                count = db.update(RuiXin.TNAME, values, 
                        RuiXin.TID + "=" + Id + (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""), 
                        selectionArgs); 
                break; 
 
            default: 
                throw new IllegalArgumentException("Unknown URI " + uri); 
        } 
        getContext().getContentResolver().notifyChange(uri, null); 
        return count; 
    } 
 
} 

package com.gtl.data.two;
import android.content.ContentProvider;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.UriMatcher;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.text.TextUtils;

public class MyProvider extends ContentProvider {
 
 DBlite dBlite;
    SQLiteDatabase db;
    private static final UriMatcher sMatcher;
    static{
            sMatcher = new UriMatcher(UriMatcher.NO_MATCH);
            sMatcher.addURI(RuiXin.AUTOHORITY,RuiXin.TNAME, RuiXin.ITEM);
            sMatcher.addURI(RuiXin.AUTOHORITY, RuiXin.TNAME+"/#", RuiXin.ITEM_ID);

    }
 @Override
 public boolean onCreate() {
  this.dBlite = new DBlite(this.getContext());
  return true;
 }

 @Override
 public Cursor query(Uri uri, String[] projection, String selection,
   String[] selectionArgs, String sortOrder) {
   db = dBlite.getWritableDatabase();               
         Cursor c;
         switch (sMatcher.match(uri)) {
          case RuiXin.ITEM:
                  c = db.query(RuiXin.TNAME, projection, selection, selectionArgs, null, null, null);
                  break;
          case RuiXin.ITEM_ID:
                  String id = uri.getPathSegments().get(1);
                  c = db.query(RuiXin.TNAME, projection,
                    RuiXin.TID+"="+id+(!TextUtils.isEmpty(selection)?"AND("+selection+')':""),
                    selectionArgs, null, null, sortOrder);
              break;
          default:
                  throw new IllegalArgumentException("Unknown URI"+uri);
         }
         c.setNotificationUri(getContext().getContentResolver(), uri);
         return c;
 }

 @Override
 public String getType(Uri uri) {
  switch (sMatcher.match(uri)) {
      case RuiXin.ITEM:
          return RuiXin.CONTENT_TYPE;
      case RuiXin.ITEM_ID:
          return RuiXin.CONTENT_ITEM_TYPE;
      default:
          throw new IllegalArgumentException("Unknown URI"+uri);
     }
 }

 @Override
 public Uri insert(Uri uri, ContentValues values) {
  db = dBlite.getWritableDatabase();
        long rowId;
        if(sMatcher.match(uri)!=RuiXin.ITEM){
             throw new IllegalArgumentException("Unknown URI"+uri);
        }
        rowId = db.insert(RuiXin.TNAME,RuiXin.TID,values);
        if(rowId>0){
            Uri noteUri=ContentUris.withAppendedId(RuiXin.CONTENT_URI, rowId);
            getContext().getContentResolver().notifyChange(noteUri, null);
            return noteUri;
        }
        throw new IllegalArgumentException("Unknown URI"+uri);
 }

 @Override
 public int delete(Uri uri, String selection, String[] selectionArgs) {
   db = dBlite.getWritableDatabase();
         int count = 0;
         switch (sMatcher.match(uri)) {
          case RuiXin.ITEM:
               count = db.delete(RuiXin.TNAME,selection, selectionArgs);
               break;
          case RuiXin.ITEM_ID:
               String id = uri.getPathSegments().get(1);
               count = db.delete(RuiXin.TID,
                 RuiXin.TID+"="+id+(!TextUtils.isEmpty(RuiXin.TID="?")?"AND("+selection+')':""),
                 selectionArgs);
              break;
          default:
                  throw new IllegalArgumentException("Unknown URI"+uri);
         }
         getContext().getContentResolver().notifyChange(uri, null);
         return count;
 }

 @Override
 public int update(Uri uri, ContentValues values, String selection,
   String[] selectionArgs) {
  SQLiteDatabase db = dBlite.getWritableDatabase();
  int count;
  switch (sMatcher.match(uri)){
   case RuiXin.ITEM:
    count = db.update(RuiXin.TNAME, values, selection, selectionArgs);
    break;
   case RuiXin.ITEM_ID:
    String Id = uri.getPathSegments().get(1);
    count = db.update(RuiXin.TNAME, values,
      RuiXin.TID + "=" + Id + (!TextUtils.isEmpty(selection) ? " AND (" + selection + ')' : ""),
      selectionArgs);
    break;

   default:
    throw new IllegalArgumentException("Unknown URI " + uri);
  }
  getContext().getContentResolver().notifyChange(uri, null);
  return count;
 }

}
主類Test.java類


[html] 
package com.gtl.data.two; 
 
import java.util.ArrayList; 
import java.util.List; 
 
import android.app.Activity; 
import android.content.ContentResolver; 
import android.database.Cursor; 
import android.os.Bundle; 
import android.util.Log; 
import android.view.View; 
import android.view.View.OnClickListener; 
import android.widget.ArrayAdapter; 
import android.widget.Button; 
import android.widget.ListView; 
import android.widget.SimpleAdapter; 
import android.widget.Toast; 
 
import com.gtl.R; 
 
public class Test extends Activity implements OnClickListener{ 
     
    private DBlite dBlite1 ; 
    private ContentResolver contentResolver; 
    private Button addbtn,delbtn,querybtn,updatebtn; 
    private ListView lv; 
     
    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        dBlite1 = new DBlite(this); 
        setContentView(R.layout.contentprovide); 
        addbtn = (Button)findViewById(R.id.btnadd); 
        delbtn = (Button)findViewById(R.id.btndelete); 
        querybtn = (Button)findViewById(R.id.btnquery); 
        updatebtn = (Button)findViewById(R.id.btnupdate); 
        addbtn.setOnClickListener(this); 
        delbtn.setOnClickListener(this); 
        querybtn.setOnClickListener(this); 
        updatebtn.setOnClickListener(this); 
        lv = (ListView)findViewById(R.id.lv); 
         
    } 
 
    private List<String> strlist; 
    @Override 
    public void onClick(View v) { 
        if(v==addbtn){ 
            dBlite1.add("carman lee","time="+System.currentTimeMillis(),"女"); 
        }else if(v==delbtn){ 
            dBlite1.del(); 
        }else if(v==querybtn){ 
            //通過contentResolver進行查找 
            strlist = new ArrayList<String>(); 
            contentResolver = this.getContentResolver(); 
            Cursor cursor = contentResolver.query( 
                RuiXin.CONTENT_URI, new String[] {RuiXin.USERNAME, 
                RuiXin.DATE,RuiXin.SEX }, null, null, null); 
            while (cursor.moveToNext()) { 
                strlist.add(cursor.getString(cursor.getColumnIndex(RuiXin.USERNAME)) 
                        + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.DATE)) 
                        + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.SEX))); 
           } 
           startManagingCursor(cursor);  //查找後關閉游標 
           ArrayAdapter<String> adpater = new ArrayAdapter<String>(Test.this, 
                   android.R.layout.simple_expandable_list_item_1,strlist); 
           lv.setAdapter(adpater); 
        }else if(v==updatebtn){ 
            dBlite1.update(); 
        } 
         
    } 
 
} 

package com.gtl.data.two;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.content.ContentResolver;
import android.database.Cursor;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.Toast;

import com.gtl.R;

public class Test extends Activity implements OnClickListener{
 
 private DBlite dBlite1 ;
    private ContentResolver contentResolver;
    private Button addbtn,delbtn,querybtn,updatebtn;
    private ListView lv;
   
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  dBlite1 = new DBlite(this);
  setContentView(R.layout.contentprovide);
  addbtn = (Button)findViewById(R.id.btnadd);
  delbtn = (Button)findViewById(R.id.btndelete);
  querybtn = (Button)findViewById(R.id.btnquery);
  updatebtn = (Button)findViewById(R.id.btnupdate);
  addbtn.setOnClickListener(this);
  delbtn.setOnClickListener(this);
  querybtn.setOnClickListener(this);
  updatebtn.setOnClickListener(this);
  lv = (ListView)findViewById(R.id.lv);
  
 }

 private List<String> strlist;
 @Override
 public void onClick(View v) {
  if(v==addbtn){
   dBlite1.add("carman lee","time="+System.currentTimeMillis(),"女");
  }else if(v==delbtn){
   dBlite1.del();
  }else if(v==querybtn){
   //通過contentResolver進行查找
   strlist = new ArrayList<String>();
   contentResolver = this.getContentResolver();
   Cursor cursor = contentResolver.query(
          RuiXin.CONTENT_URI, new String[] {RuiXin.USERNAME,
          RuiXin.DATE,RuiXin.SEX }, null, null, null);
         while (cursor.moveToNext()) {
          strlist.add(cursor.getString(cursor.getColumnIndex(RuiXin.USERNAME))
                     + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.DATE))
                     + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.SEX)));
        }
        startManagingCursor(cursor);  //查找後關閉游標
        ArrayAdapter<String> adpater = new ArrayAdapter<String>(Test.this,
          android.R.layout.simple_expandable_list_item_1,strlist);
        lv.setAdapter(adpater);
  }else if(v==updatebtn){
   dBlite1.update();
  }
  
 }

}

接下來在另外一個項目中進行測試，共用一個數據庫

MainActivity.java類


[html] 
package com.example.contentprovidertest; 
 
import java.util.ArrayList; 
import java.util.List; 
import android.os.Bundle; 
import android.app.Activity; 
import android.content.ContentResolver; 
import android.database.Cursor; 
import android.widget.ArrayAdapter; 
import android.widget.ListView; 
 
public class MainActivity extends Activity { 
     
    private ContentResolver contentResolver; 
    private List<String> strlist; 
    @Override 
    protected void onCreate(Bundle savedInstanceState) { 
        super.onCreate(savedInstanceState); 
        ListView lv = new ListView(this); 
        //通過contentResolver進行查找 
        strlist = new ArrayList<String>(); 
        contentResolver = this.getContentResolver(); 
        Cursor cursor = contentResolver.query( 
            RuiXin.CONTENT_URI, new String[] {RuiXin.USERNAME, 
            RuiXin.DATE,RuiXin.SEX }, null, null, null); 
        while (cursor.moveToNext()) { 
            strlist.add(cursor.getString(cursor.getColumnIndex(RuiXin.USERNAME)) 
                    + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.DATE)) 
                    + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.SEX))); 
       } 
       startManagingCursor(cursor);  //查找後關閉游標 
       ArrayAdapter<String> adpater = new ArrayAdapter<String>(this, 
               android.R.layout.simple_expandable_list_item_1,strlist); 
       lv.setAdapter(adpater); 
       setContentView(lv); 
         
    } 
 
} 

package com.example.contentprovidertest;

import java.util.ArrayList;
import java.util.List;
import android.os.Bundle;
import android.app.Activity;
import android.content.ContentResolver;
import android.database.Cursor;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class MainActivity extends Activity {
 
 private ContentResolver contentResolver;
 private List<String> strlist;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  ListView lv = new ListView(this);
  //通過contentResolver進行查找
  strlist = new ArrayList<String>();
  contentResolver = this.getContentResolver();
  Cursor cursor = contentResolver.query(
         RuiXin.CONTENT_URI, new String[] {RuiXin.USERNAME,
         RuiXin.DATE,RuiXin.SEX }, null, null, null);
        while (cursor.moveToNext()) {
         strlist.add(cursor.getString(cursor.getColumnIndex(RuiXin.USERNAME))
                    + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.DATE))
                    + " "+ cursor.getString(cursor.getColumnIndex(RuiXin.SEX)));
       }
       startManagingCursor(cursor);  //查找後關閉游標
       ArrayAdapter<String> adpater = new ArrayAdapter<String>(this,
         android.R.layout.simple_expandable_list_item_1,strlist);
       lv.setAdapter(adpater);
       setContentView(lv);
  
 }

}

將參數也復制到該項目工程中去

清單文件AndroidManifest.xml


[html] 
<?xml version="1.0" encoding="utf-8"?> 
<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
    package="com.gtl" 
    android:versionCode="1" 
    android:versionName="1.0" > 
 
    <uses-sdk android:minSdkVersion="8" /> 
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/> 
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> 

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.gtl"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="8" />
    <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
[html]
<application 
        android:icon="@drawable/ic_launcher" 
        android:label="@string/app_name" > 

<application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
[html] 
<activity android:name=".data.two.Test"> 
     <intent-filter > 
       <action android:name="android.intent.action.MAIN"/> 
       <category android:name="android.intent.category.LAUNCHER"/> 
    </intent-filter> 
    <intent-filter> 
        <data android:mimeType="vnd.android.cursor.dir/vnd.ruixin.login" /> 
    </intent-filter> 
    <intent-filter> 
        <data android:mimeType="vnd.android.cursor.item/vnd.ruixin.login" /> 
    </intent-filter> 
</activity> 
<provider android:name=".data.two.MyProvider" 
    android:authorities="com.gtl.data.two"></provider> 

         <activity android:name=".data.two.Test">
              <intent-filter >
                <action android:name="android.intent.action.MAIN"/>
                <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
             <intent-filter>
                 <data android:mimeType="vnd.android.cursor.dir/vnd.ruixin.login" />
             </intent-filter>
             <intent-filter>
                 <data android:mimeType="vnd.android.cursor.item/vnd.ruixin.login" />
             </intent-filter>
         </activity>
         <provider android:name=".data.two.MyProvider"
             android:authorities="com.gtl.data.two"></provider>
[html] 
</application> 
 
lt;/manifest> 

 </application>

</manifest>

 

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