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am 7f6fc129: Merge "Add CellInfoWcdma and related classes." into jb-mr2-dev

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* commit '7f6fc12997d67ae80a044bc0b4cc17797d887911':
  Add CellInfoWcdma and related classes.
This commit is contained in:
Wink Saville
2013-04-18 10:10:31 -07:00
committed by Android Git Automerger
parent ba237151d7 7f6fc12997
commit b71ec91a32
9 changed files with 650 additions and 43 deletions
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31
api/current.txt
View File

@@ -21571,7 +21571,7 @@ package android.telephony {
method public int getLac();
method public int getMcc();
method public int getMnc();
method public int getPsc();
method public deprecated int getPsc();
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator CREATOR;
}
@@ -21587,6 +21587,17 @@ package android.telephony {
field public static final android.os.Parcelable.Creator CREATOR;
}
public final class CellIdentityWcdma implements android.os.Parcelable {
method public int describeContents();
method public int getCid();
method public int getLac();
method public int getMcc();
method public int getMnc();
method public int getPsc();
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator CREATOR;
}
public abstract class CellInfo implements android.os.Parcelable {
method public int describeContents();
method public long getTimeStamp();
@@ -21616,6 +21627,13 @@ package android.telephony {
field public static final android.os.Parcelable.Creator CREATOR;
}
public final class CellInfoWcdma extends android.telephony.CellInfo implements android.os.Parcelable {
method public android.telephony.CellIdentityWcdma getCellIdentity();
method public android.telephony.CellSignalStrengthWcdma getCellSignalStrength();
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator CREATOR;
}
public abstract class CellLocation {
ctor public CellLocation();
method public static android.telephony.CellLocation getEmpty();
@@ -21671,6 +21689,17 @@ package android.telephony {
field public static final android.os.Parcelable.Creator CREATOR;
}
public final class CellSignalStrengthWcdma extends android.telephony.CellSignalStrength implements android.os.Parcelable {
method public int describeContents();
method public boolean equals(java.lang.Object);
method public int getAsuLevel();
method public int getDbm();
method public int getLevel();
method public int hashCode();
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator CREATOR;
}
public class NeighboringCellInfo implements android.os.Parcelable {
ctor public deprecated NeighboringCellInfo();
ctor public deprecated NeighboringCellInfo(int, int);

12
telephony/java/android/telephony/CellIdentityCdma.java
View File

@@ -93,21 +93,21 @@ public final class CellIdentityCdma implements Parcelable {
}
/**
* @return Network Id 0..65535
* @return Network Id 0..65535, Integer.MAX_VALUE if unknown
*/
public int getNetworkId() {
return mNetworkId;
}
/**
* @return System Id 0..32767
* @return System Id 0..32767, Integer.MAX_VALUE if unknown
*/
public int getSystemId() {
return mSystemId;
}
/**
* @return Base Station Id 0..65535
* @return Base Station Id 0..65535, Integer.MAX_VALUE if unknown
*/
public int getBasestationId() {
return mBasestationId;
@@ -118,7 +118,7 @@ public final class CellIdentityCdma implements Parcelable {
* specified in 3GPP2 C.S0005-A v6.0. It is represented in units
* of 0.25 seconds and ranges from -2592000 to 2592000, both
* values inclusive (corresponding to a range of -180
* to +180 degrees).
* to +180 degrees). Integer.MAX_VALUE if unknown.
*/
public int getLongitude() {
return mLongitude;
@@ -129,7 +129,7 @@ public final class CellIdentityCdma implements Parcelable {
* specified in 3GPP2 C.S0005-A v6.0. It is represented in units
* of 0.25 seconds and ranges from -1296000 to 1296000, both
* values inclusive (corresponding to a range of -90
* to +90 degrees).
* to +90 degrees). Integer.MAX_VALUE if unknown.
*/
public int getLatitude() {
return mLatitude;
@@ -162,7 +162,7 @@ public final class CellIdentityCdma implements Parcelable {
@Override
public String toString() {
StringBuilder sb = new StringBuilder("CellIdentitiyCdma:{");
StringBuilder sb = new StringBuilder("CellIdentityCdma:{");
sb.append(" mNetworkId="); sb.append(mNetworkId);
sb.append(" mSystemId="); sb.append(mSystemId);
sb.append(" mBasestationId="); sb.append(mBasestationId);

38
telephony/java/android/telephony/CellIdentityGsm.java
View File

@@ -21,7 +21,7 @@ import android.os.Parcelable;
import android.telephony.Rlog;
/**
* CellIdentity to represent a unique GSM or UMTS cell
* CellIdentity to represent a unique GSM cell
*/
public final class CellIdentityGsm implements Parcelable {
@@ -35,10 +35,7 @@ public final class CellIdentityGsm implements Parcelable {
// 16-bit Location Area Code, 0..65535
private final int mLac;
// 16-bit GSM Cell Identity described in TS 27.007, 0..65535
// 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455
private final int mCid;
// 9-bit UMTS Primary Scrambling Code described in TS 25.331, 0..511
private final int mPsc;
/**
* @hide
@@ -48,7 +45,6 @@ public final class CellIdentityGsm implements Parcelable {
mMnc = Integer.MAX_VALUE;
mLac = Integer.MAX_VALUE;
mCid = Integer.MAX_VALUE;
mPsc = Integer.MAX_VALUE;
}
/**
* public constructor
@@ -56,16 +52,14 @@ public final class CellIdentityGsm implements Parcelable {
* @param mnc 2 or 3-digit Mobile Network Code, 0..999
* @param lac 16-bit Location Area Code, 0..65535
* @param cid 16-bit GSM Cell Identity or 28-bit UMTS Cell Identity
* @param psc 9-bit UMTS Primary Scrambling Code
*
* @hide
*/
public CellIdentityGsm (int mcc, int mnc, int lac, int cid, int psc) {
public CellIdentityGsm (int mcc, int mnc, int lac, int cid) {
mMcc = mcc;
mMnc = mnc;
mLac = lac;
mCid = cid;
mPsc = psc;
}
private CellIdentityGsm(CellIdentityGsm cid) {
@@ -73,7 +67,6 @@ public final class CellIdentityGsm implements Parcelable {
mMnc = cid.mMnc;
mLac = cid.mLac;
mCid = cid.mCid;
mPsc = cid.mPsc;
}
CellIdentityGsm copy() {
@@ -81,21 +74,21 @@ public final class CellIdentityGsm implements Parcelable {
}
/**
* @return 3-digit Mobile Country Code, 0..999
* @return 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMcc() {
return mMcc;
}
/**
* @return 2 or 3-digit Mobile Network Code, 0..999
* @return 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMnc() {
return mMnc;
}
/**
* @return 16-bit Location Area Code, 0..65535
* @return 16-bit Location Area Code, 0..65535, Integer.MAX_VALUE if unknown
*/
public int getLac() {
return mLac;
@@ -104,27 +97,24 @@ public final class CellIdentityGsm implements Parcelable {
/**
* @return CID
* Either 16-bit GSM Cell Identity described
* in TS 27.007, 0..65535
* or 28-bit UMTS Cell Identity described
* in TS 25.331, 0..268435455
* in TS 27.007, 0..65535, Integer.MAX_VALUE if unknown
*/
public int getCid() {
return mCid;
}
/**
* @return 9-bit UMTS Primary Scrambling Code described in
* TS 25.331, 0..511
* @return Integer.MAX_VALUE, undefined for GSM
*/
@Deprecated
public int getPsc() {
return mPsc;
return Integer.MAX_VALUE;
}
@Override
public int hashCode() {
int primeNum = 31;
return (mMcc * primeNum) + (mMnc * primeNum) + (mLac * primeNum) + (mCid * primeNum) +
(mPsc * primeNum);
return (mMcc * primeNum) + (mMnc * primeNum) + (mLac * primeNum) + (mCid * primeNum);
}
@Override
@@ -135,8 +125,7 @@ public final class CellIdentityGsm implements Parcelable {
return mMcc == o.mMcc &&
mMnc == o.mMnc &&
mLac == o.mLac &&
mCid == o.mCid &&
mPsc == o.mPsc;
mCid == o.mCid;
} catch (ClassCastException e) {
return false;
}
@@ -147,12 +136,11 @@ public final class CellIdentityGsm implements Parcelable {
@Override
public String toString() {
StringBuilder sb = new StringBuilder("CellIdentitiyGsm:{");
StringBuilder sb = new StringBuilder("CellIdentityGsm:{");
sb.append(" mMcc=").append(mMcc);
sb.append(" mMnc=").append(mMnc);
sb.append(" mLac=").append(mLac);
sb.append(" mCid=").append(mCid);
sb.append(" mPsc=").append(mPsc);
sb.append("}");
return sb.toString();
@@ -172,7 +160,6 @@ public final class CellIdentityGsm implements Parcelable {
dest.writeInt(mMnc);
dest.writeInt(mLac);
dest.writeInt(mCid);
dest.writeInt(mPsc);
}
/** Construct from Parcel, type has already been processed */
@@ -181,7 +168,6 @@ public final class CellIdentityGsm implements Parcelable {
mMnc = in.readInt();
mLac = in.readInt();
mCid = in.readInt();
mPsc = in.readInt();
if (DBG) log("CellIdentityGsm(Parcel): " + toString());
}

12
telephony/java/android/telephony/CellIdentityLte.java
View File

@@ -81,35 +81,35 @@ public final class CellIdentityLte implements Parcelable {
}
/**
* @return 3-digit Mobile Country Code, 0..999
* @return 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMcc() {
return mMcc;
}
/**
* @return 2 or 3-digit Mobile Network Code, 0..999
* @return 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMnc() {
return mMnc;
}
/**
* @return 28-bit Cell Identity
* @return 28-bit Cell Identity, Integer.MAX_VALUE if unknown
*/
public int getCi() {
return mCi;
}
/**
* @return Physical Cell Id 0..503
* @return Physical Cell Id 0..503, Integer.MAX_VALUE if unknown
*/
public int getPci() {
return mPci;
}
/**
* @return 16-bit Tracking Area Code
* @return 16-bit Tracking Area Code, Integer.MAX_VALUE if unknown
*/
public int getTac() {
return mTac;
@@ -142,7 +142,7 @@ public final class CellIdentityLte implements Parcelable {
@Override
public String toString() {
StringBuilder sb = new StringBuilder("CellIdentitiyLte:{");
StringBuilder sb = new StringBuilder("CellIdentityLte:{");
sb.append(" mMcc="); sb.append(mMcc);
sb.append(" mMnc="); sb.append(mMnc);
sb.append(" mCi="); sb.append(mCi);

205
telephony/java/android/telephony/CellIdentityWcdma.java Normal file
View File

@@ -0,0 +1,205 @@
/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.telephony;
import android.os.Parcel;
import android.os.Parcelable;
import android.telephony.Rlog;
/**
* CellIdentity to represent a unique UMTS cell
*/
public final class CellIdentityWcdma implements Parcelable {
private static final String LOG_TAG = "CellIdentityWcdma";
private static final boolean DBG = false;
// 3-digit Mobile Country Code, 0..999
private final int mMcc;
// 2 or 3-digit Mobile Network Code, 0..999
private final int mMnc;
// 16-bit Location Area Code, 0..65535
private final int mLac;
// 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455
private final int mCid;
// 9-bit UMTS Primary Scrambling Code described in TS 25.331, 0..511
private final int mPsc;
/**
* @hide
*/
public CellIdentityWcdma() {
mMcc = Integer.MAX_VALUE;
mMnc = Integer.MAX_VALUE;
mLac = Integer.MAX_VALUE;
mCid = Integer.MAX_VALUE;
mPsc = Integer.MAX_VALUE;
}
/**
* public constructor
* @param mcc 3-digit Mobile Country Code, 0..999
* @param mnc 2 or 3-digit Mobile Network Code, 0..999
* @param lac 16-bit Location Area Code, 0..65535
* @param cid 28-bit UMTS Cell Identity
* @param psc 9-bit UMTS Primary Scrambling Code
*
* @hide
*/
public CellIdentityWcdma (int mcc, int mnc, int lac, int cid, int psc) {
mMcc = mcc;
mMnc = mnc;
mLac = lac;
mCid = cid;
mPsc = psc;
}
private CellIdentityWcdma(CellIdentityWcdma cid) {
mMcc = cid.mMcc;
mMnc = cid.mMnc;
mLac = cid.mLac;
mCid = cid.mCid;
mPsc = cid.mPsc;
}
CellIdentityWcdma copy() {
return new CellIdentityWcdma(this);
}
/**
* @return 3-digit Mobile Country Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMcc() {
return mMcc;
}
/**
* @return 2 or 3-digit Mobile Network Code, 0..999, Integer.MAX_VALUE if unknown
*/
public int getMnc() {
return mMnc;
}
/**
* @return 16-bit Location Area Code, 0..65535, Integer.MAX_VALUE if unknown
*/
public int getLac() {
return mLac;
}
/**
* @return CID
* 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455, Integer.MAX_VALUE if unknown
*/
public int getCid() {
return mCid;
}
/**
* @return 9-bit UMTS Primary Scrambling Code described in TS 25.331, 0..511, Integer.MAX_VALUE
* if unknown
*/
public int getPsc() {
return mPsc;
}
@Override
public int hashCode() {
int primeNum = 31;
return (mMcc * primeNum) + (mMnc * primeNum) + (mLac * primeNum) + (mCid * primeNum) +
(mPsc * primeNum);
}
@Override
public boolean equals(Object other) {
if (super.equals(other)) {
try {
CellIdentityWcdma o = (CellIdentityWcdma)other;
return mMcc == o.mMcc &&
mMnc == o.mMnc &&
mLac == o.mLac &&
mCid == o.mCid &&
mPsc == o.mPsc;
} catch (ClassCastException e) {
return false;
}
} else {
return false;
}
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder("CellIdentityWcdma:{");
sb.append(" mMcc=").append(mMcc);
sb.append(" mMnc=").append(mMnc);
sb.append(" mLac=").append(mLac);
sb.append(" mCid=").append(mCid);
sb.append(" mPsc=").append(mPsc);
sb.append("}");
return sb.toString();
}
/** Implement the Parcelable interface */
@Override
public int describeContents() {
return 0;
}
/** Implement the Parcelable interface */
@Override
public void writeToParcel(Parcel dest, int flags) {
if (DBG) log("writeToParcel(Parcel, int): " + toString());
dest.writeInt(mMcc);
dest.writeInt(mMnc);
dest.writeInt(mLac);
dest.writeInt(mCid);
dest.writeInt(mPsc);
}
/** Construct from Parcel, type has already been processed */
private CellIdentityWcdma(Parcel in) {
mMcc = in.readInt();
mMnc = in.readInt();
mLac = in.readInt();
mCid = in.readInt();
mPsc = in.readInt();
if (DBG) log("CellIdentityWcdma(Parcel): " + toString());
}
/** Implement the Parcelable interface */
@SuppressWarnings("hiding")
public static final Creator<CellIdentityWcdma> CREATOR =
new Creator<CellIdentityWcdma>() {
@Override
public CellIdentityWcdma createFromParcel(Parcel in) {
return new CellIdentityWcdma(in);
}
@Override
public CellIdentityWcdma[] newArray(int size) {
return new CellIdentityWcdma[size];
}
};
/**
* log
*/
private static void log(String s) {
Rlog.w(LOG_TAG, s);
}
}

3
telephony/java/android/telephony/CellInfo.java
View File

@@ -31,6 +31,8 @@ public abstract class CellInfo implements Parcelable {
protected static final int TYPE_CDMA = 2;
/** @hide */
protected static final int TYPE_LTE = 3;
/** @hide */
protected static final int TYPE_WCDMA = 4;
// Type to distinguish where time stamp gets recorded.
@@ -201,6 +203,7 @@ public abstract class CellInfo implements Parcelable {
case TYPE_GSM: return CellInfoGsm.createFromParcelBody(in);
case TYPE_CDMA: return CellInfoCdma.createFromParcelBody(in);
case TYPE_LTE: return CellInfoLte.createFromParcelBody(in);
case TYPE_WCDMA: return CellInfoWcdma.createFromParcelBody(in);
default: throw new RuntimeException("Bad CellInfo Parcel");
}
}

148
telephony/java/android/telephony/CellInfoWcdma.java Normal file
View File

@@ -0,0 +1,148 @@
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.telephony;
import android.os.Parcel;
import android.os.Parcelable;
import android.telephony.Rlog;
/**
* Immutable cell information from a point in time.
*/
public final class CellInfoWcdma extends CellInfo implements Parcelable {
private static final String LOG_TAG = "CellInfoWcdma";
private static final boolean DBG = false;
private CellIdentityWcdma mCellIdentityWcdma;
private CellSignalStrengthWcdma mCellSignalStrengthWcdma;
/** @hide */
public CellInfoWcdma() {
super();
mCellIdentityWcdma = new CellIdentityWcdma();
mCellSignalStrengthWcdma = new CellSignalStrengthWcdma();
}
/** @hide */
public CellInfoWcdma(CellInfoWcdma ci) {
super(ci);
this.mCellIdentityWcdma = ci.mCellIdentityWcdma.copy();
this.mCellSignalStrengthWcdma = ci.mCellSignalStrengthWcdma.copy();
}
public CellIdentityWcdma getCellIdentity() {
return mCellIdentityWcdma;
}
/** @hide */
public void setCellIdentity(CellIdentityWcdma cid) {
mCellIdentityWcdma = cid;
}
public CellSignalStrengthWcdma getCellSignalStrength() {
return mCellSignalStrengthWcdma;
}
/** @hide */
public void setCellSignalStrength(CellSignalStrengthWcdma css) {
mCellSignalStrengthWcdma = css;
}
/**
* @return hash code
*/
@Override
public int hashCode() {
return super.hashCode() + mCellIdentityWcdma.hashCode() + mCellSignalStrengthWcdma.hashCode();
}
@Override
public boolean equals(Object other) {
if (!super.equals(other)) {
return false;
}
try {
CellInfoWcdma o = (CellInfoWcdma) other;
return mCellIdentityWcdma.equals(o.mCellIdentityWcdma)
&& mCellSignalStrengthWcdma.equals(o.mCellSignalStrengthWcdma);
} catch (ClassCastException e) {
return false;
}
}
@Override
public String toString() {
StringBuffer sb = new StringBuffer();
sb.append("CellInfoWcdma:{");
sb.append(super.toString());
sb.append(" ").append(mCellIdentityWcdma);
sb.append(" ").append(mCellSignalStrengthWcdma);
sb.append("}");
return sb.toString();
}
/** Implement the Parcelable interface */
@Override
public int describeContents() {
return 0;
}
/** Implement the Parcelable interface */
@Override
public void writeToParcel(Parcel dest, int flags) {
super.writeToParcel(dest, flags, TYPE_WCDMA);
mCellIdentityWcdma.writeToParcel(dest, flags);
mCellSignalStrengthWcdma.writeToParcel(dest, flags);
}
/**
* Construct a CellInfoWcdma object from the given parcel
* where the token is already been processed.
*/
private CellInfoWcdma(Parcel in) {
super(in);
mCellIdentityWcdma = CellIdentityWcdma.CREATOR.createFromParcel(in);
mCellSignalStrengthWcdma = CellSignalStrengthWcdma.CREATOR.createFromParcel(in);
}
/** Implement the Parcelable interface */
public static final Creator<CellInfoWcdma> CREATOR = new Creator<CellInfoWcdma>() {
@Override
public CellInfoWcdma createFromParcel(Parcel in) {
in.readInt(); // Skip past token, we know what it is
return createFromParcelBody(in);
}
@Override
public CellInfoWcdma[] newArray(int size) {
return new CellInfoWcdma[size];
}
};
/** @hide */
protected static CellInfoWcdma createFromParcelBody(Parcel in) {
return new CellInfoWcdma(in);
}
/**
* log
*/
private static void log(String s) {
Rlog.w(LOG_TAG, s);
}
}

9
telephony/java/android/telephony/CellSignalStrengthGsm.java
View File

@@ -21,7 +21,7 @@ import android.os.Parcelable;
import android.telephony.Rlog;
/**
* LTE signal strength related information.
* GSM signal strength related information.
*/
public final class CellSignalStrengthGsm extends CellSignalStrength implements Parcelable {
@@ -30,7 +30,7 @@ public final class CellSignalStrengthGsm extends CellSignalStrength implements P
private static final int GSM_SIGNAL_STRENGTH_GREAT = 12;
private static final int GSM_SIGNAL_STRENGTH_GOOD = 8;
private static final int GSM_SIGNAL_STRENGTH_MODERATE = 8;
private static final int GSM_SIGNAL_STRENGTH_MODERATE = 5;
private int mSignalStrength; // Valid values are (0-31, 99) as defined in TS 27.007 8.5
private int mBitErrorRate; // bit error rate (0-7, 99) as defined in TS 27.007 8.5
@@ -67,7 +67,8 @@ public final class CellSignalStrengthGsm extends CellSignalStrength implements P
/**
* Initialize all the values
*
* @param SignalStrength
* @param ss SignalStrength as ASU value
* @param ber is Bit Error Rate
*
* @hide
*/
@@ -139,7 +140,7 @@ public final class CellSignalStrengthGsm extends CellSignalStrength implements P
}
/**
* Get the LTE signal level as an asu value between 0..97, 99 is unknown
* Get the signal level as an asu value between 0..31, 99 is unknown
* Asu is calculated based on 3GPP RSRP. Refer to 3GPP 27.007 (Ver 10.3.0) Sec 8.69
*/
@Override

235
telephony/java/android/telephony/CellSignalStrengthWcdma.java Normal file
View File

@@ -0,0 +1,235 @@
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.telephony;
import android.os.Parcel;
import android.os.Parcelable;
import android.telephony.Rlog;
/**
* Wcdma signal strength related information.
*/
public final class CellSignalStrengthWcdma extends CellSignalStrength implements Parcelable {
private static final String LOG_TAG = "CellSignalStrengthWcdma";
private static final boolean DBG = false;
private static final int WCDMA_SIGNAL_STRENGTH_GREAT = 12;
private static final int WCDMA_SIGNAL_STRENGTH_GOOD = 8;
private static final int WCDMA_SIGNAL_STRENGTH_MODERATE = 5;
private int mSignalStrength; // Valid values are (0-31, 99) as defined in TS 27.007 8.5
private int mBitErrorRate; // bit error rate (0-7, 99) as defined in TS 27.007 8.5
/**
* Empty constructor
*
* @hide
*/
public CellSignalStrengthWcdma() {
setDefaultValues();
}
/**
* Constructor
*
* @hide
*/
public CellSignalStrengthWcdma(int ss, int ber) {
initialize(ss, ber);
}
/**
* Copy constructors
*
* @param s Source SignalStrength
*
* @hide
*/
public CellSignalStrengthWcdma(CellSignalStrengthWcdma s) {
copyFrom(s);
}
/**
* Initialize all the values
*
* @param ss SignalStrength as ASU value
* @param ber is Bit Error Rate
*
* @hide
*/
public void initialize(int ss, int ber) {
mSignalStrength = ss;
mBitErrorRate = ber;
}
/**
* @hide
*/
protected void copyFrom(CellSignalStrengthWcdma s) {
mSignalStrength = s.mSignalStrength;
mBitErrorRate = s.mBitErrorRate;
}
/**
* @hide
*/
@Override
public CellSignalStrengthWcdma copy() {
return new CellSignalStrengthWcdma(this);
}
/** @hide */
@Override
public void setDefaultValues() {
mSignalStrength = Integer.MAX_VALUE;
mBitErrorRate = Integer.MAX_VALUE;
}
/**
* Get signal level as an int from 0..4
*/
@Override
public int getLevel() {
int level;
// ASU ranges from 0 to 31 - TS 27.007 Sec 8.5
// asu = 0 (-113dB or less) is very weak
// signal, its better to show 0 bars to the user in such cases.
// asu = 99 is a special case, where the signal strength is unknown.
int asu = mSignalStrength;
if (asu <= 2 || asu == 99) level = SIGNAL_STRENGTH_NONE_OR_UNKNOWN;
else if (asu >= WCDMA_SIGNAL_STRENGTH_GREAT) level = SIGNAL_STRENGTH_GREAT;
else if (asu >= WCDMA_SIGNAL_STRENGTH_GOOD) level = SIGNAL_STRENGTH_GOOD;
else if (asu >= WCDMA_SIGNAL_STRENGTH_MODERATE) level = SIGNAL_STRENGTH_MODERATE;
else level = SIGNAL_STRENGTH_POOR;
if (DBG) log("getLevel=" + level);
return level;
}
/**
* Get the signal strength as dBm
*/
@Override
public int getDbm() {
int dBm;
int level = mSignalStrength;
int asu = (level == 99 ? Integer.MAX_VALUE : level);
if (asu != Integer.MAX_VALUE) {
dBm = -113 + (2 * asu);
} else {
dBm = Integer.MAX_VALUE;
}
if (DBG) log("getDbm=" + dBm);
return dBm;
}
/**
* Get the signal level as an asu value between 0..31, 99 is unknown
* Asu is calculated based on 3GPP RSRP. Refer to 3GPP 27.007 (Ver 10.3.0) Sec 8.69
*/
@Override
public int getAsuLevel() {
// ASU ranges from 0 to 31 - TS 27.007 Sec 8.5
// asu = 0 (-113dB or less) is very weak
// signal, its better to show 0 bars to the user in such cases.
// asu = 99 is a special case, where the signal strength is unknown.
int level = mSignalStrength;
if (DBG) log("getAsuLevel=" + level);
return level;
}
@Override
public int hashCode() {
int primeNum = 31;
return (mSignalStrength * primeNum) + (mBitErrorRate * primeNum);
}
@Override
public boolean equals (Object o) {
CellSignalStrengthWcdma s;
try {
s = (CellSignalStrengthWcdma) o;
} catch (ClassCastException ex) {
return false;
}
if (o == null) {
return false;
}
return mSignalStrength == s.mSignalStrength && mBitErrorRate == s.mBitErrorRate;
}
/**
* @return string representation.
*/
@Override
public String toString() {
return "CellSignalStrengthWcdma:"
+ " ss=" + mSignalStrength
+ " ber=" + mBitErrorRate;
}
/** Implement the Parcelable interface */
@Override
public void writeToParcel(Parcel dest, int flags) {
if (DBG) log("writeToParcel(Parcel, int): " + toString());
dest.writeInt(mSignalStrength);
dest.writeInt(mBitErrorRate);
}
/**
* Construct a SignalStrength object from the given parcel
* where the token is already been processed.
*/
private CellSignalStrengthWcdma(Parcel in) {
mSignalStrength = in.readInt();
mBitErrorRate = in.readInt();
if (DBG) log("CellSignalStrengthWcdma(Parcel): " + toString());
}
/** Implement the Parcelable interface */
@Override
public int describeContents() {
return 0;
}
/** Implement the Parcelable interface */
@SuppressWarnings("hiding")
public static final Parcelable.Creator<CellSignalStrengthWcdma> CREATOR =
new Parcelable.Creator<CellSignalStrengthWcdma>() {
@Override
public CellSignalStrengthWcdma createFromParcel(Parcel in) {
return new CellSignalStrengthWcdma(in);
}
@Override
public CellSignalStrengthWcdma[] newArray(int size) {
return new CellSignalStrengthWcdma[size];
}
};
/**
* log
*/
private static void log(String s) {
Rlog.w(LOG_TAG, s);
}
}