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author | Nathan Harold <nharold@google.com> | 2020-07-14 16:24:19 +0000 |
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committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2020-07-14 16:24:19 +0000 |
commit | 65530b7549b5cd23d7b53e9611a05f6b1d969a1f (patch) | |
tree | 982c7b76d0305bb2a23dac164958d80c68cf04a6 | |
parent | 1b87c970c8f3b09faa36597e13b650b39fa44424 (diff) | |
parent | c7ecbd8f1eeb779379dbd1db07f2668dc4ed85e5 (diff) | |
download | base-65530b7549b5cd23d7b53e9611a05f6b1d969a1f.tar.gz |
Merge "Remove Kernel Command Line Support for CDMA Config"android-r-beta-3android-r-beta-2
-rw-r--r-- | telephony/java/android/telephony/TelephonyManager.java | 86 |
1 files changed, 2 insertions, 84 deletions
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java index 686adab53bf1..4c7253ce76c6 100644 --- a/telephony/java/android/telephony/TelephonyManager.java +++ b/telephony/java/android/telephony/TelephonyManager.java @@ -110,8 +110,6 @@ import com.android.internal.telephony.RILConstants; import com.android.internal.telephony.SmsApplication; import com.android.telephony.Rlog; -import java.io.FileInputStream; -import java.io.IOException; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.util.ArrayList; @@ -124,8 +122,6 @@ import java.util.Objects; import java.util.UUID; import java.util.concurrent.Executor; import java.util.function.Consumer; -import java.util.regex.Matcher; -import java.util.regex.Pattern; /** * Provides access to information about the telephony services on @@ -2388,7 +2384,8 @@ public class TelephonyManager { return PhoneConstants.PHONE_TYPE_CDMA; case RILConstants.NETWORK_MODE_LTE_ONLY: - if (getLteOnCdmaModeStatic() == PhoneConstants.LTE_ON_CDMA_TRUE) { + if (TelephonyProperties.lte_on_cdma_device().orElse( + PhoneConstants.LTE_ON_CDMA_FALSE) == PhoneConstants.LTE_ON_CDMA_TRUE) { return PhoneConstants.PHONE_TYPE_CDMA; } else { return PhoneConstants.PHONE_TYPE_GSM; @@ -2399,35 +2396,6 @@ public class TelephonyManager { } /** - * The contents of the /proc/cmdline file - */ - @UnsupportedAppUsage - private static String getProcCmdLine() - { - String cmdline = ""; - FileInputStream is = null; - try { - is = new FileInputStream("/proc/cmdline"); - byte [] buffer = new byte[2048]; - int count = is.read(buffer); - if (count > 0) { - cmdline = new String(buffer, 0, count); - } - } catch (IOException e) { - Rlog.d(TAG, "No /proc/cmdline exception=" + e); - } finally { - if (is != null) { - try { - is.close(); - } catch (IOException e) { - } - } - } - Rlog.d(TAG, "/proc/cmdline=" + cmdline); - return cmdline; - } - - /** * @return The max value for the timeout passed in {@link #requestNumberVerification}. * @hide */ @@ -2436,56 +2404,6 @@ public class TelephonyManager { return MAX_NUMBER_VERIFICATION_TIMEOUT_MILLIS; } - /** Kernel command line */ - private static final String sKernelCmdLine = getProcCmdLine(); - - /** Pattern for selecting the product type from the kernel command line */ - private static final Pattern sProductTypePattern = - Pattern.compile("\\sproduct_type\\s*=\\s*(\\w+)"); - - /** The ProductType used for LTE on CDMA devices */ - private static final String sLteOnCdmaProductType = - TelephonyProperties.lte_on_cdma_product_type().orElse(""); - - /** - * Return if the current radio is LTE on CDMA. This - * is a tri-state return value as for a period of time - * the mode may be unknown. - * - * @return {@link PhoneConstants#LTE_ON_CDMA_UNKNOWN}, {@link PhoneConstants#LTE_ON_CDMA_FALSE} - * or {@link PhoneConstants#LTE_ON_CDMA_TRUE} - * - * @hide - */ - @UnsupportedAppUsage - public static int getLteOnCdmaModeStatic() { - int retVal; - int curVal; - String productType = ""; - - curVal = TelephonyProperties.lte_on_cdma_device().orElse( - PhoneConstants.LTE_ON_CDMA_UNKNOWN); - retVal = curVal; - if (retVal == PhoneConstants.LTE_ON_CDMA_UNKNOWN) { - Matcher matcher = sProductTypePattern.matcher(sKernelCmdLine); - if (matcher.find()) { - productType = matcher.group(1); - if (sLteOnCdmaProductType.equals(productType)) { - retVal = PhoneConstants.LTE_ON_CDMA_TRUE; - } else { - retVal = PhoneConstants.LTE_ON_CDMA_FALSE; - } - } else { - retVal = PhoneConstants.LTE_ON_CDMA_FALSE; - } - } - - Rlog.d(TAG, "getLteOnCdmaMode=" + retVal + " curVal=" + curVal + - " product_type='" + productType + - "' lteOnCdmaProductType='" + sLteOnCdmaProductType + "'"); - return retVal; - } - // // // Current Network |