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/*
* Copyright (C) 2006 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.cdma;
import android.os.Bundle;
import android.telephony.CellLocation;
/**
* Represents the cell location on a GSM phone.
*/
public class CdmaCellLocation extends CellLocation {
private int mBaseStationId = -1;
private int mBaseStationLatitude = -1;
private int mBaseStationLongitude = -1;
/**
* Empty constructor. Initializes the LAC and CID to -1.
*/
public CdmaCellLocation() {
this.mBaseStationId = -1;
this.mBaseStationLatitude = -1;
this.mBaseStationLongitude = -1;
}
/**
* Initialize the object from a bundle.
*/
public CdmaCellLocation(Bundle bundleWithValues) {
this.mBaseStationId = bundleWithValues.getInt("baseStationId");
this.mBaseStationLatitude = bundleWithValues.getInt("baseStationLatitude");
this.mBaseStationLongitude = bundleWithValues.getInt("baseStationLongitude");
}
/**
* @return cdma base station identification number, -1 if unknown
*/
public int getBaseStationId() {
return this.mBaseStationId;
}
/**
* @return cdma base station latitude, -1 if unknown
*/
public int getBaseStationLatitude() {
return this.mBaseStationLatitude;
}
/**
* @return cdma base station longitude, -1 if unknown
*/
public int getBaseStationLongitude() {
return this.mBaseStationLongitude;
}
/**
* Invalidate this object. The cell location data is set to -1.
*/
public void setStateInvalid() {
this.mBaseStationId = -1;
this.mBaseStationLatitude = -1;
this.mBaseStationLongitude = -1;
}
/**
* Set the cell location data.
*/
public void setCellLocationData(int baseStationId, int baseStationLatitude,
int baseStationLongitude) {
// The following values have to be written in the correct sequence
this.mBaseStationId = baseStationId;
this.mBaseStationLatitude = baseStationLatitude; //values[2];
this.mBaseStationLongitude = baseStationLongitude; //values[3];
}
@Override
public int hashCode() {
return this.mBaseStationId ^ this.mBaseStationLatitude ^ this.mBaseStationLongitude;
}
@Override
public boolean equals(Object o) {
CdmaCellLocation s;
try {
s = (CdmaCellLocation)o;
} catch (ClassCastException ex) {
return false;
}
if (o == null) {
return false;
}
return (equalsHandlesNulls(this.mBaseStationId, s.mBaseStationId) &&
equalsHandlesNulls(this.mBaseStationLatitude, s.mBaseStationLatitude) &&
equalsHandlesNulls(this.mBaseStationLongitude, s.mBaseStationLongitude)
);
}
@Override
public String toString() {
return "[" + this.mBaseStationId + ","
+ this.mBaseStationLatitude + ","
+ this.mBaseStationLongitude + "]";
}
/**
* Test whether two objects hold the same data values or both are null
*
* @param a first obj
* @param b second obj
* @return true if two objects equal or both are null
*/
private static boolean equalsHandlesNulls(Object a, Object b) {
return (a == null) ? (b == null) : a.equals (b);
}
/**
* Fill the cell location data into the intent notifier Bundle based on service state
*
* @param bundleToFill intent notifier Bundle
*/
public void fillInNotifierBundle(Bundle bundleToFill) {
bundleToFill.putInt("baseStationId", this.mBaseStationId);
bundleToFill.putInt("baseStationLatitude", this.mBaseStationLatitude);
bundleToFill.putInt("baseStationLongitude", this.mBaseStationLongitude);
}
}
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