Android Telephony | operator.alpha 运营商名称信息来源代码解读
属性值与运营商名称有关的系统属性值。
Note：在CDMA网络下，属性值大概是不可靠的。
TelephonyProperties-operator相关 分类 String TelephonyProperties 功能说明 Current Network PROPERTY_OPERATOR_ALPHA gsm.operator.alpha 当前注册网络运营商名称 PROPERTY_OPERATOR_NUMERIC gsm.operator.numeric 当前注册的MCC+MNC PROPERTY_OPERATOR_ISROAMING gsm.operator.isroaming 是否在GSM漫游 PROPERTY_OPERATOR_ISO_COUNTRY gsm.operator.iso-country MCC驻网归属地 SIM Card PROPERTY_ICC_OPERATOR_NUMERIC gsm.sim.operator.numeric 实体卡信息MCCMNC PROPERTY_ICC_OPERATOR_ALPHA gsm.sim.operator.alpha sim ready之后加载的实体卡本身运营商名称Service Provider Name PROPERTY_ICC_OPERATOR_ISO_COUNTRY gsm.sim.operator.iso-country 实体卡本身MCC归属地，即 SIM provider 源码
TelephonyProperties 接口
TelephonyProperties.java - OpenGrok cross reference for /frameworks/base/telephony/java/com/android/internal/telephony/TelephonyProperties.java (aospxref.com)
package com.android.internal.telephony;
import android.compat.annotation.UnsupportedAppUsage;
/**
* Contains a list of string constants used to get or set telephone properties
* in the system. You can use {@link android.os.SystemProperties os.SystemProperties}
* to get and set these values.
* @hide
*/
public interface TelephonyProperties {
//****** Baseband and Radio Interface version
//TODO T: property strings do not have to be gsm specific
// change gsm.*operator.*" properties to "operator.*" properties
//但是发现现在系统内还是沿用gsm.xxx的属性
//****** Current Network 当前注册网络信息
/** Alpha name of current registered operator.<p> 注册网络运营商名称
*Availability: when registered to a network. Result may be unreliable on
*CDMA networks.
*/
static final String PROPERTY_OPERATOR_ALPHA = "gsm.operator.alpha";
//TODO: most of these properties are generic, substitute gsm. with phone. bug 1856959
/** Numeric name (MCC+MNC) of current registered operator.<p> 驻网MCCMNC
*Availability: when registered to a network. Result may be unreliable on
*CDMA networks.
*/
static final String PROPERTY_OPERATOR_NUMERIC = "gsm.operator.numeric";
/** 'true' if the device is considered roaming on this network for GSM
*purposes.
*Availability: when registered to a network 是否GSM漫游
*/
static final String PROPERTY_OPERATOR_ISROAMING = "gsm.operator.isroaming";
/** The ISO country code equivalent of the current registered operator's
*MCC (Mobile Country Code)<p>
*Availability: when registered to a network. Result may be unreliable on
*CDMA networks. 网络归属地
*/
static final String PROPERTY_OPERATOR_ISO_COUNTRY = "gsm.operator.iso-country";
//****** SIM Card
/**
* One of <code>"UNKNOWN"</code> <code>"ABSENT"</code> <code>"PIN_REQUIRED"</code>
* <code>"PUK_REQUIRED"</code> <code>"NETWORK_LOCKED"</code> or <code>"READY"</code>
*/
static String PROPERTY_SIM_STATE = "gsm.sim.state";
/** The MCC+MNC (mobile country code+mobile network code) of the
*provider of the SIM. 5 or 6 decimal digits.
*Availability: SIM state must be "READY"
*/
@UnsupportedAppUsage
static String PROPERTY_ICC_OPERATOR_NUMERIC = "gsm.sim.operator.numeric";
/** PROPERTY_ICC_OPERATOR_ALPHA is also known as the SPN, or Service Provider Name.
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