Enhance network scan request (6e2226d0) · Commits · e / os / android_frameworks_base

telephony/java/android/telephony/NetworkScanRequest.java

+101 −4

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package android.telephony;
		import android.os.Parcel;
		import android.os.Parcelable;

		import java.util.ArrayList;
		import java.util.Arrays;

		/**
		@@ -38,6 +39,20 @@ public final class NetworkScanRequest implements Parcelable {
		public static final int MAX_BANDS = 8;
		/** @hide */
		public static final int MAX_CHANNELS = 32;
		/** @hide */
		public static final int MAX_MCC_MNC_LIST_SIZE = 20;
		/** @hide */
		public static final int MIN_SEARCH_PERIODICITY_SEC = 5;
		/** @hide */
		public static final int MAX_SEARCH_PERIODICITY_SEC = 300;
		/** @hide */
		public static final int MIN_SEARCH_MAX_SEC = 60;
		/** @hide */
		public static final int MAX_SEARCH_MAX_SEC = 3600;
		/** @hide */
		public static final int MIN_INCREMENTAL_PERIODICITY_SEC = 1;
		/** @hide */
		public static final int MAX_INCREMENTAL_PERIODICITY_SEC = 10;

		/** Performs the scan only once */
		public static final int SCAN_TYPE_ONE_SHOT = 0;
		@@ -46,24 +61,84 @@ public final class NetworkScanRequest implements Parcelable {
		*
		* The modem will start new scans periodically, and the interval between two scans is usually
		* multiple minutes.
		* */
		*/
		public static final int SCAN_TYPE_PERIODIC = 1;

		/** Defines the type of the scan. */
		public int scanType;

		/**
		* Search periodicity (in seconds).
		* Expected range for the input is [5s - 300s]
		* This value must be less than or equal to maxSearchTime
		*/
		public int searchPeriodicity;

		/**
		* Maximum duration of the periodic search (in seconds).
		* Expected range for the input is [60s - 3600s]
		* If the search lasts this long, it will be terminated.
		*/
		public int maxSearchTime;

		/**
		* Indicates whether the modem should report incremental
		* results of the network scan to the client.
		* FALSE – Incremental results are not reported.
		* TRUE (default) – Incremental results are reported
		*/
		public boolean incrementalResults;

		/**
		* Indicates the periodicity with which the modem should
		* report incremental results to the client (in seconds).
		* Expected range for the input is [1s - 10s]
		* This value must be less than or equal to maxSearchTime
		*/
		public int incrementalResultsPeriodicity;

		/** Describes the radio access technologies with bands or channels that need to be scanned. */
		public RadioAccessSpecifier[] specifiers;

		/**
		* Describes the List of PLMN ids (MCC-MNC)
		* If any PLMN of this list is found, search should end at that point and
		* results with all PLMN found till that point should be sent as response.
		* If list not sent, search to be completed till end and all PLMNs found to be reported.
		* Max size of array is MAX_MCC_MNC_LIST_SIZE
		*/
		public ArrayList<String> mccMncs;

		/**
		* Creates a new NetworkScanRequest with scanType and network specifiers
		*
		* @param scanType The type of the scan
		* @param specifiers the radio network with bands / channels to be scanned
		* @param searchPeriodicity Search periodicity (in seconds)
		* @param maxSearchTime Maximum duration of the periodic search (in seconds)
		* @param incrementalResults Indicates whether the modem should report incremental
		* results of the network scan to the client
		* @param incrementalResultsPeriodicity Indicates the periodicity with which the modem should
		* report incremental results to the client (in seconds)
		* @param mccMncs Describes the List of PLMN ids (MCC-MNC)
		*/
		public NetworkScanRequest(int scanType, RadioAccessSpecifier[] specifiers) {
		public NetworkScanRequest(int scanType, RadioAccessSpecifier[] specifiers,
		int searchPeriodicity,
		int maxSearchTime,
		boolean incrementalResults,
		int incrementalResultsPeriodicity,
		ArrayList<String> mccMncs) {
		this.scanType = scanType;
		this.specifiers = specifiers;
		this.searchPeriodicity = searchPeriodicity;
		this.maxSearchTime = maxSearchTime;
		this.incrementalResults = incrementalResults;
		this.incrementalResultsPeriodicity = incrementalResultsPeriodicity;
		if (mccMncs != null) {
		this.mccMncs = mccMncs;
		} else {
		this.mccMncs = new ArrayList<>();
		}
		}

		@Override
		@@ -75,6 +150,11 @@ public final class NetworkScanRequest implements Parcelable {
		public void writeToParcel(Parcel dest, int flags) {
		dest.writeInt(scanType);
		dest.writeParcelableArray(specifiers, flags);
		dest.writeInt(searchPeriodicity);
		dest.writeInt(maxSearchTime);
		dest.writeBoolean(incrementalResults);
		dest.writeInt(incrementalResultsPeriodicity);
		dest.writeStringList(mccMncs);
		}

		private NetworkScanRequest(Parcel in) {
		@@ -82,6 +162,12 @@ public final class NetworkScanRequest implements Parcelable {
		specifiers = (RadioAccessSpecifier[]) in.readParcelableArray(
		Object.class.getClassLoader(),
		RadioAccessSpecifier.class);
		searchPeriodicity = in.readInt();
		maxSearchTime = in.readInt();
		incrementalResults = in.readBoolean();
		incrementalResultsPeriodicity = in.readInt();
		mccMncs = new ArrayList<>();
		in.readStringList(mccMncs);
		}

		@Override
		@@ -99,13 +185,24 @@ public final class NetworkScanRequest implements Parcelable {
		}

		return (scanType == nsr.scanType
		&& Arrays.equals(specifiers, nsr.specifiers));
		&& Arrays.equals(specifiers, nsr.specifiers)
		&& searchPeriodicity == nsr.searchPeriodicity
		&& maxSearchTime == nsr.maxSearchTime
		&& incrementalResults == nsr.incrementalResults
		&& incrementalResultsPeriodicity == nsr.incrementalResultsPeriodicity
		&& (((mccMncs != null)
		&& mccMncs.equals(nsr.mccMncs))));
		}

		@Override
		public int hashCode () {
		return ((scanType * 31)
		+ (Arrays.hashCode(specifiers)) * 37);
		+ (Arrays.hashCode(specifiers)) * 37
		+ (searchPeriodicity * 41)
		+ (maxSearchTime * 43)
		+ ((incrementalResults == true? 1 : 0) * 47)
		+ (incrementalResultsPeriodicity * 53)
		+ (mccMncs.hashCode() * 59));
		}

		public static final Creator<NetworkScanRequest> CREATOR =