Revise and update CellInfo API's

Change-Id: I25a46076a244f50edb9da65816b3717e00820b34

1 files changed, 237 insertions, 0 deletions

diff --git a/telephony/java/android/telephony/CellIdentityCdma.java b/telephony/java/android/telephony/CellIdentityCdma.java
new file mode 100644
index 0000000..0169d89
--- /dev/null
+++ b/telephony/java/android/telephony/CellIdentityCdma.java
@@ -0,0 +1,237 @@
+/*
+ * 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.util.Log;
+
+/**
+ * CellIdentity is to represent a unique CDMA cell
+ *
+ * @hide
+ */
+public final class CellIdentityCdma extends CellIdentity implements Parcelable {
+
+    private static final String LOG_TAG = "CellSignalStrengthCdma";
+    private static final boolean DBG = false;
+
+    // Network Id 0..65535
+    private final int mNetworkId;
+    // CDMA System Id 0..32767
+    private final int mSystemId;
+    // Base Station Id 0..65535
+    private final int mBasestationId;
+    /**
+     * Longitude is a decimal number as 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).
+     */
+    private final int mLongitude;
+    /**
+     * Latitude is a decimal number as 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).
+     */
+    private final int mLatitude;
+
+    /**
+     * @hide
+     */
+    public CellIdentityCdma() {
+        mNetworkId = Integer.MAX_VALUE;
+        mSystemId = Integer.MAX_VALUE;
+        mBasestationId = Integer.MAX_VALUE;
+        mLongitude = Integer.MAX_VALUE;
+        mLatitude = Integer.MAX_VALUE;
+    }
+
+    /**
+     * public constructor
+     * @param nid Network Id 0..65535
+     * @param sid CDMA System Id 0..32767
+     * @param bid Base Station Id 0..65535
+     * @param lon Longitude is a decimal number ranges from -2592000
+     *        to 2592000
+     * @param lat Latitude is a decimal number ranges from -1296000
+     *        to 1296000
+     *
+     * @hide
+     */
+    public CellIdentityCdma (int nid, int sid, int bid, int lon, int lat) {
+        mNetworkId = nid;
+        mSystemId = sid;
+        mBasestationId = bid;
+        mLongitude = lon;
+        mLatitude = lat;
+    }
+
+    private CellIdentityCdma(CellIdentityCdma cid) {
+        super(cid);
+        mNetworkId = cid.mNetworkId;
+        mSystemId = cid.mSystemId;
+        mBasestationId = cid.mBasestationId;
+        mLongitude = cid.mLongitude;
+        mLatitude = cid.mLatitude;
+    }
+
+    @Override
+    CellIdentityCdma copy() {
+        return new CellIdentityCdma(this);
+    }
+
+    /**
+     * @return Network Id 0..65535
+     */
+    public int getNetworkId() {
+        return mNetworkId;
+    }
+
+    /**
+     * @return System Id 0..32767
+     */
+    public int getSystemId() {
+        return mSystemId;
+    }
+
+    /**
+     * @return Base Station Id 0..65535
+     */
+    public int getBasestationId() {
+        return mBasestationId;
+    }
+
+    /**
+     * @return Base station longitude, which is a decimal number as
+     * 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).
+     */
+    public int getLongitude() {
+        return mLongitude;
+    }
+
+    /**
+     * @return Base station latitude, which is a decimal number as
+     * 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).
+     */
+    public int getLatitude() {
+        return mLatitude;
+    }
+
+    @Override
+    public int hashCode() {
+        int primeNum = 31;
+        return (mNetworkId * primeNum) + (mSystemId * primeNum) + (mBasestationId * primeNum) +
+                (mLatitude * primeNum) + (mLongitude * primeNum);
+    }
+
+    @Override
+    public boolean equals(Object other) {
+        if (super.equals(other)) {
+            try {
+                CellIdentityCdma o = (CellIdentityCdma)other;
+                return mNetworkId == o.mNetworkId &&
+                        mSystemId == o.mSystemId &&
+                        mBasestationId == o.mBasestationId &&
+                        mLatitude == o.mLatitude &&
+                        mLongitude == o.mLongitude;
+            } catch (ClassCastException e) {
+                return false;
+            }
+        } else {
+            return false;
+        }
+    }
+
+    @Override
+    public String toString() {
+        StringBuilder sb = new StringBuilder("CdmaCellIdentitiy:");
+        sb.append(super.toString());
+        sb.append(" mNetworkId="); sb.append(mNetworkId);
+        sb.append(" mSystemId="); sb.append(mSystemId);
+        sb.append(" mBasestationId="); sb.append(mBasestationId);
+        sb.append(" mLongitude="); sb.append(mLongitude);
+        sb.append(" mLatitude="); sb.append(mLatitude);
+
+        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(TYPE_CDMA);
+        super.writeToParcel(dest, flags);
+        dest.writeInt(mNetworkId);
+        dest.writeInt(mSystemId);
+        dest.writeInt(mBasestationId);
+        dest.writeInt(mLongitude);
+        dest.writeInt(mLatitude);
+    }
+
+    /** Construct from Parcel, type has already been processed */
+    private CellIdentityCdma(Parcel in) {
+        super(in);
+        mNetworkId = in.readInt();
+        mSystemId = in.readInt();
+        mBasestationId = in.readInt();
+        mLongitude = in.readInt();
+        mLatitude = in.readInt();
+        if (DBG) log("CellIdentityCdma(Parcel): " + toString());
+    }
+
+    /** Implement the Parcelable interface */
+    @SuppressWarnings("hiding")
+    public static final Creator<CellIdentityCdma> CREATOR =
+            new Creator<CellIdentityCdma>() {
+        @Override
+        public CellIdentityCdma createFromParcel(Parcel in) {
+            in.readInt(); // Skip past token, we know what it is
+            return createFromParcelBody(in);
+        }
+
+        @Override
+        public CellIdentityCdma[] newArray(int size) {
+            return new CellIdentityCdma[size];
+        }
+    };
+
+    /** @hide */
+    static CellIdentityCdma createFromParcelBody(Parcel in) {
+        return new CellIdentityCdma(in);
+    }
+
+    /**
+     * log
+     */
+    private static void log(String s) {
+        Log.w(LOG_TAG, s);
+    }
+}