四大组件

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一个帖子学会Android开发四大组件

http://www.cnblogs.com/pepcod/archive/2013/02/11/2937403.html
其中关于通讯录ContentProvider使用的代码如下：
package com.example.dawning.minesweeper;        import java.util.ArrayList;        import android.content.ContentProviderOperation;        import android.content.ContentProviderResult;        import android.content.ContentResolver;        import android.content.ContentUris;        import android.content.ContentValues;        import android.database.Cursor;        import android.net.Uri;        import android.provider.ContactsContract;        import android.provider.ContactsContract.Data;        import android.provider.ContactsContract.RawContacts;        import android.provider.ContactsContract.CommonDataKinds.Email;        import android.provider.ContactsContract.CommonDataKinds.Phone;        import android.provider.ContactsContract.CommonDataKinds.StructuredName;        import android.test.AndroidTestCase;        import android.util.Log;public class ContactsContentProvider extends AndroidTestCase{    private static final String TAG = "ContactTest";    /**     * 获取通讯录中联系人     */    public void testGetContact(){        ContentResolver contentResolver = this.getContext().getContentResolver();        Uri uri = Uri.parse("content://com.android.contacts/contacts");        Cursor cursor = contentResolver.query(uri, null, null, null, null);        while(cursor.moveToNext()){            // 获取联系人姓名            StringBuilder sb = new StringBuilder();            String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));            String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));            sb.append("contactId=").append(contactId).append(",name=").append(name);            //获取联系人手机号码            Cursor phones = contentResolver.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,                    null,                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID +" = "+ contactId,                    null, null);            while(phones.moveToNext()){                String phone = phones.getString(phones.getColumnIndex("data1"));                sb.append(",phone=").append(phone);            }            //获取联系人email            Cursor emails = contentResolver.query(ContactsContract.CommonDataKinds.Email.CONTENT_URI,                    null,                    ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = " + contactId,                    null, null);            while(emails.moveToNext()){                String email = emails.getString(emails.getColumnIndex("data1"));                sb.append(",email=").append(email);            }            Log.i(TAG, sb.toString());            System.out.println(sb.toString());        }    }    /**     * 首先向RawContacts.CONTENT_URI执行一个空值插入，目的是获取系统返回的rawContactId     *     * 这是后面插入data表的数据，只有执行空值插入，才能使插入的联系人在通讯录里可见     */    public void testInsert(){        ContentValues values = new ContentValues();        //首先向RawContacts.CONTENT_URI执行一个空值插入，目的是获取系统返回的rawContactId        Uri rawContactUri = this.getContext().getContentResolver().insert(RawContacts.CONTENT_URI, values);        long rawContactId = ContentUris.parseId(rawContactUri);        //往data表入姓名数据        values.clear();        values.put(Data.RAW_CONTACT_ID, rawContactId);        values.put(Data.MIMETYPE, StructuredName.CONTENT_ITEM_TYPE);        values.put(StructuredName.GIVEN_NAME, "zhangsan");        this.getContext().getContentResolver().insert(                android.provider.ContactsContract.Data.CONTENT_URI, values);        //往data表入电话数据        values.clear();        values.put(android.provider.ContactsContract.Contacts.Data.RAW_CONTACT_ID, rawContactId);        values.put(Data.MIMETYPE, Phone.CONTENT_ITEM_TYPE);        values.put(Phone.NUMBER, "5554");        values.put(Phone.TYPE, Phone.TYPE_MOBILE);        this.getContext().getContentResolver().insert(                android.provider.ContactsContract.Data.CONTENT_URI, values);        //往data表入Email数据        values.clear();        values.put(android.provider.ContactsContract.Contacts.Data.RAW_CONTACT_ID, rawContactId);        values.put(Data.MIMETYPE, Email.CONTENT_ITEM_TYPE);        values.put(Email.DATA, "ljq218@126.com");        values.put(Email.TYPE, Email.TYPE_WORK);        this.getContext().getContentResolver().insert(                android.provider.ContactsContract.Data.CONTENT_URI, values);    }    /**     * 批量添加联系人，处于同一个事务中     */    public void testSave() throws Throwable{        //文档位置：reference\android\provider\ContactsContract.RawContacts.html        ArrayList<ContentProviderOperation> ops = new ArrayList<ContentProviderOperation>();        int rawContactInsertIndex = 0;        ops.add(ContentProviderOperation.newInsert(RawContacts.CONTENT_URI)                .withValue(RawContacts.ACCOUNT_TYPE, null)                .withValue(RawContacts.ACCOUNT_NAME, null)                .build());        //文档位置：reference\android\provider\ContactsContract.Data.html        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)                .withValue(Data.MIMETYPE, StructuredName.CONTENT_ITEM_TYPE)                .withValue(StructuredName.GIVEN_NAME, "lisi")                .build());        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)                .withValue(Data.MIMETYPE, Phone.CONTENT_ITEM_TYPE)                .withValue(Phone.NUMBER, "5556")                .withValue(Phone.TYPE, Phone.TYPE_MOBILE)                .withValue(Phone.LABEL, "")                .build());        ops.add(ContentProviderOperation.newInsert(android.provider.ContactsContract.Data.CONTENT_URI)                .withValueBackReference(Data.RAW_CONTACT_ID, rawContactInsertIndex)                .withValue(Data.MIMETYPE, Email.CONTENT_ITEM_TYPE)                .withValue(Email.DATA, "lisi@126.cn")                .withValue(Email.TYPE, Email.TYPE_WORK)                .build());        ContentProviderResult[] results = this.getContext()                .getContentResolver().applyBatch(ContactsContract.AUTHORITY,ops);        for (ContentProviderResult result : results) {            Log.i(TAG, result.uri.toString());        }    }}
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