pull/1/head
lyx 3 weeks ago
parent f1382c501d
commit 65ac09eefe

@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// -*- coding: utf-8 -*-
package net.micode.notes.data;
import android.content.Context;
@ -25,11 +25,11 @@ import android.util.Log;
import java.util.HashMap;
// change
public class Contact { // 联系人
public class Contact { // 联系人
private static HashMap<String, String> sContactCache;
private static final String TAG = "Contact";
// 定义字符串CALLER_ID_SELECTION
// 定义字符串CALLER_ID_SELECTION
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
@ -38,20 +38,20 @@ public class Contact { //
+ " FROM phone_lookup"
+ " WHERE min_match = '+')";
// 获取联系人
// 获取联系人
public static String getContact(Context context, String phoneNumber) {
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
// 查找HashMap中是否已有phoneNumber信息
// 查找HashMap中是否已有phoneNumber信息
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
// 查找数据库中phoneNumber的信息
// 查找数据库中phoneNumber的信息
Cursor cursor = context.getContentResolver().query(
Data.CONTENT_URI,
new String [] { Phone.DISPLAY_NAME },
@ -59,25 +59,25 @@ public class Contact { //
new String[] { phoneNumber },
null);
// 判定查询结果
// moveToFirst()返回第一条
// 判定查询结果
// moveToFirst()返回第一条
if (cursor != null && cursor.moveToFirst()) {
try {
// 找到相关信息
// 找到相关信息
String name = cursor.getString(0);
sContactCache.put(phoneNumber, name);
return name;
// 异常
// 异常
} catch (IndexOutOfBoundsException e) {
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
cursor.close();
}
// 未找到相关信息
// 未找到相关信息
} else {
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}
}
}
}

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