pull/3/head
江一阳 3 years ago
parent 65101b72a8
commit b45742fe80

@ -25,14 +25,14 @@ import android.util.Log;
import java.util.HashMap;
// Contact类用于查询联系人信息
// Contact<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD>ѯ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
public class Contact {
// 用于缓存已查询到的联系人名称
// <EFBFBD><EFBFBD><EFBFBD>ڻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѳ<EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
private static HashMap<String, String> sContactCache;
// 日志标签
// <EFBFBD><EFBFBD>־<EFBFBD><EFBFBD>ǩ
private static final String TAG = "Contact";
// 查询联系人的选择条件
// <EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>ϵ<EFBFBD>˵<EFBFBD>ѡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
private static final String CALLER_ID_SELECTION = "PHONE_NUMBERS_EQUAL(" + Phone.NUMBER
+ ",?) AND " + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'"
+ " AND " + Data.RAW_CONTACT_ID + " IN "
@ -40,22 +40,22 @@ public class Contact {
+ " FROM phone_lookup"
+ " WHERE min_match = '+')";
// 根据电话号码获取联系人名称的方法
// <EFBFBD><EFBFBD><EFBFBD>ݵ绰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶķ<EFBFBD><EFBFBD><EFBFBD>
public static String getContact(Context context, String phoneNumber) {
// 如果缓存为空,则创建一个新的HashMap
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>գ<EFBFBD><EFBFBD>򴴽<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD>HashMap
if(sContactCache == null) {
sContactCache = new HashMap<String, String>();
}
// 如果缓存中已存在该电话号码的联系人,则直接返回其名称
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѵ<EFBFBD><EFBFBD>ڸõ绰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD>ˣ<EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if(sContactCache.containsKey(phoneNumber)) {
return sContactCache.get(phoneNumber);
}
// 替换CALLER_ID_SELECTION中的"+"为phoneNumber的最小匹配形式
// <EFBFBD>滻CALLER_ID_SELECTION<EFBFBD>е<EFBFBD>"+"ΪphoneNumber<65><72><EFBFBD><EFBFBD>Сƥ<D0A1><C6A5><EFBFBD><EFBFBD>ʽ
String selection = CALLER_ID_SELECTION.replace("+",
PhoneNumberUtils.toCallerIDMinMatch(phoneNumber));
// 查询联系人信息
// <EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
Cursor cursor = context.getContentResolver().query(
Data.CONTENT_URI,
new String [] { Phone.DISPLAY_NAME },
@ -63,27 +63,27 @@ public class Contact {
new String[] { phoneNumber },
null);
// 如果查询结果不为空且有结果,则获取联系人名称
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (cursor != null && cursor.moveToFirst()) {
try {
String name = cursor.getString(0);
// 将联系人名称存入缓存
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
sContactCache.put(phoneNumber, name);
// 返回联系人名称
// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
return name;
} catch (IndexOutOfBoundsException e) {
// 获取联系人名称出错,记录日志并返回null
// <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>null
Log.e(TAG, " Cursor get string error " + e.toString());
return null;
} finally {
// 关闭游标
// <EFBFBD>ر<EFBFBD><EFBFBD>α<EFBFBD>
cursor.close();
}
} else {
// 查询结果为空,记录日志并返回null
// <EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>գ<EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>null
Log.d(TAG, "No contact matched with number:" + phoneNumber);
return null;
}
}
}
/*这个类主要用于根据电话号码查询联系人名称。在查询过程中会将查询到的联系人名称缓存在一个HashMap中以便于下次查询时直接从缓存中获取。*/
/*<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD>ڸ<EFBFBD><EFBFBD>ݵ绰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ơ<EFBFBD><EFBFBD>ڲ<EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>HashMap<EFBFBD>У<EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD><EFBFBD><EFBFBD>´β<EFBFBD>ѯʱֱ<EFBFBD>Ӵӻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>л<EFBFBD>ȡ<EFBFBD><EFBFBD>*/

@ -1 +0,0 @@
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