实例教程十一：访问通信录中的联系人和添加联系人
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<div class="cnblogs_code">package cn.itcast.contacts;import java.util.ArrayList;import android.content.ContentProviderOperation;import android.content.ContentResolver;import android.content.ContentUris;import android.content.ContentValues;import android.database.Cursor;import android.net.Uri;import android.test.AndroidTestCase;import android.util.Log;public class ContactsTest extends AndroidTestCase{ private static final String TAG = "ContactsTest"; /** * 获取 所有联系人 * @throws Exception */ public void testContacts() throws Exception{ Uri uri = Uri.parse("content://com.android.contacts/contacts"); ContentResolver resolver = getContext().getContentResolver(); Cursor cursor = resolver.query(uri, new String[]{"_id"}, null, null, null); while(cursor.moveToNext()){ int contactId = cursor.getInt(0); StringBuilder sBuilder = new StringBuilder("contactId="); sBuilder.append(contactId); uri = Uri.parse("content://com.android.contacts/contacts" + contactId + "/data"); Cursor dataCursor = resolver.query(uri, new String[]{"mimetype", "data1", "data2"}, null, null, null); while(dataCursor.moveToNext()){ String data = dataCursor.getString(dataCursor.getColumnIndex("data1")); String type = dataCursor.getString(dataCursor.getColumnIndex("data2")); if("vnd.android.cursor.item/name".equals(type)){ //姓名 sBuilder.append(", name=" + data); }else if("vnd.android.cursor.item/email_v2".equals(type)){ //email sBuilder.append(", email=" + data); }else if("vnd.android.cursor.item/phone_v2".equals(type)){ //phone sBuilder.append(", phone=" + data); } } Log.i(TAG, sBuilder.toString()); } } /** * 根据号码获取联系人的姓名 * @throws Exception */ public void testContactNameByPhoneNumber() throws Exception{ String pNumber = "18012345678"; Uri uri = Uri.parse("content://com.android.contacts/data/phones/filter/" + pNumber); ContentResolver resolver = getContext().getContentResolver(); Cursor cursor = resolver.query(uri, new String[]{"display_name"}, null, null, null); //为何使用moveToFirst()? //因为查找的数据只有一条，那一开始肯定就有一条 if(cursor.moveToFirst()){ String name = cursor.getString(0); Log.i(TAG, name); } cursor.close(); } /** * 添加联系人 * @throws Exception */ public void testAddContact() throws Exception{ Uri uri = Uri.parse("content://com.android.contacts/raw_contacts"); ContentResolver resolver = getContext().getContentResolver(); ContentValues values = new ContentValues(); long contactId = ContentUris.parseId(resolver.insert(uri, values)); //添加姓名 uri = Uri.parse("content://com.android.contacts/data"); values.put("raw_contact_id", contactId); values.put("mimetype", "vnd.android.cursor.item/name"); values.put("data2", "张小小"); resolver.insert(uri, values); //添加电话 values.clear(); values.put("raw_contact_id", contactId); values.put("mimetype", "vnd.android.cursor.item/phone_v2"); values.put("data2", "2"); values.put("data1", "13671325874"); resolver.insert(uri, values); //添加Email values.clear(); values.put("raw_contact_id", contactId); values.put("mimetype", "vnd.android.cursor.item/email_v2"); values.put("data2", "2"); values.put("data1", "123@qq.com"); resolver.insert(uri, values); } /** * 在同一事务中完成 联系人各项数据的添加 * @throws Exception */ public void testAddContact2() throws Exception{ Uri uri = Uri.parse("content://com.android.contacts/raw_contacts"); ContentResolver resolver = getContext().getContentResolver(); ArrayList<ContentProviderOperation> operations = new ArrayList<ContentProviderOperation>(); ContentProviderOperation op1 = ContentProviderOperation.newInsert(uri) .withValue("account_name", null) .build(); operations.add(op1); uri = Uri.parse("content://com.android.contacts/data"); //添加姓名 //0--使用第一操作对象 添加完记录后所返回的ID ContentProviderOperation op2 = ContentProviderOperation.newInsert(uri) .withValueBackReference("raw_contact_id", 0) .withValue("mimetype", "vnd.android.cursor.item/name") .withValue("data2", "张三") .build(); operations.add(op2); ContentProviderOperation op3 = ContentProviderOperation.newInsert(uri) .withValueBackReference("raw_contact_id", 0) .withValue("mimetype", "vnd.android.cursor.item/phone_v2") .withValue("data1", "13671325874") .withValue("data2", "2") .build(); operations.add(op3); ContentProviderOperation op4 = ContentProviderOperation.newInsert(uri) .withValueBackReference("raw_contact_id", 0) .withValue("mimetype", "vnd.android.cursor.item/email_v2") .withValue("data1", "123@qq.com") .withValue("data2", "2") .build(); operations.add(op4); resolver.applyBatch("com.android.contacts", operations); //applyBatch运行流程 //{ // begin(); // for(op: operations){ // op.app() // } // end(); //} }}
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