src/jp/gr/java_conf/ofnhwx/olib/utils/OPhone.java

   1
   2 package jp.gr.java_conf.ofnhwx.olib.utils;
   3
   4 import android.content.Context;
   5 import android.content.Intent;
   6 import android.content.pm.PackageManager.NameNotFoundException;
   7 import android.net.Uri;
   8 import android.text.TextUtils;
   9
  10 /**
  11  * 電話関連の処理をまとめたユーティリティクラス.
  12  * @author yuta
  13  */
  14 public abstract class OPhone {
  15
  16     private static final String SIP = "sip";
  17     private static final String TEL = "tel";
  18
  19     /**
  20      * 指定された番号に発信(android.permission.CALL_PHONE, android.permission.CALL_PRIVILEGED).
  21      * @param context
  22      * @param number
  23      */
  24     public static final void call(Context context, String number) {
  25         call(context, TEL, number);
  26     }
  27
  28     /**
  29      * 指定された番号に発信.
  30      * @param context
  31      * @param scheme
  32      * @param number
  33      */
  34     public static final void call(Context context, String scheme, String number) {
  35         if (TextUtils.isEmpty(number)) {
  36             return;
  37         }
  38         Uri uri = Uri.fromParts(checkScheme(scheme), number, null);
  39         Intent call = new Intent(Intent.ACTION_CALL, uri);
  40         call.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
  41         context.startActivity(call);
  42     }
  43
  44     /**
  45      * 指定されたスキーマが有効かを判定する.
  46      * @param scheme
  47      * @return
  48      */
  49     public static final boolean checkValidScheme(String scheme) {
  50         try {
  51             checkSchemeWithThrow(scheme);
  52             return true;
  53         } catch (NameNotFoundException e) {
  54             return false;
  55         }
  56     }
  57
  58     private static final String checkSchemeWithThrow(String scheme) throws NameNotFoundException {
  59         if (SIP.equals(scheme)) {
  60             return SIP;
  61         }
  62         if (TEL.equals(scheme)) {
  63             return TEL;
  64         }
  65         throw new NameNotFoundException();
  66     }
  67
  68     private static final String checkScheme(String scheme) {
  69         try {
  70             return checkSchemeWithThrow(scheme);
  71         } catch (NameNotFoundException e) {
  72             return TEL;
  73         }
  74     }
  75
  76 }