Android Open Source - satstat Cell Tower List Cdma

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.vonglasow.michael.satstat.data;
/*  w  ww . j a  va 2 s.co m*/
import java.util.List;

import android.annotation.TargetApi;
import android.os.Build;
import android.telephony.CellIdentityCdma;
import android.telephony.CellInfo;
import android.telephony.CellInfoCdma;
import android.telephony.cdma.CdmaCellLocation;

public class CellTowerListCdma extends CellTowerList<CellTowerCdma> {
  /**
   * Returns the cell tower with the specified data, or {@code null} if it is not in the list. 
   */
  public CellTowerCdma get(int sid, int nid, int bsid) {
    String entry = CellTowerCdma.getText(sid, nid, bsid);
    if (entry == null)
      return null;
    else
      return this.get(entry);
  }
  
  /**
   * Adds or updates a cell tower.
   * <p>
   * If the cell tower is already in the list, it is replaced; if not, a new
   * entry is created.
   * <p>
   * This method will set the cell's identity data. After this call,
   * {@link #isServing()} will return {@code true} for this cell. 
   * @return The new or updated entry.
   */
  public CellTowerCdma update(CdmaCellLocation location) {
    CellTowerCdma result = this.get(location.getSystemId(), location.getNetworkId(), location.getBaseStationId());
    if (result == null) {
      result = new CellTowerCdma(location.getSystemId(), location.getNetworkId(), location.getBaseStationId());
      this.put(result.getText(), result);
    }
    result.setCellLocation(true);
    return result;
  }
  
  /**
   * Adds or updates a cell tower.
   * <p>
   * If the cell tower is already in the list, it is replaced; if not, a new
   * entry is created.
   * <p>
   * This method will set the cell's identity data, its signal strength and
   * whether it is the currently serving cell. If the API level is 18 or 
   * higher, it will also set the generation.
   * @return The new or updated entry.
   */
  @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
  public CellTowerCdma update(CellInfoCdma cell) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) 
      return null;
    CellIdentityCdma cid = cell.getCellIdentity();
    CellTowerCdma result = this.get(cid.getSystemId(), cid.getNetworkId(), cid.getBasestationId());
    if (result == null) {
      result = new CellTowerCdma(cid.getSystemId(), cid.getNetworkId(), cid.getBasestationId());
      this.put(result.getText(), result);
    }
    result.setCellInfo(true);
    result.setDbm(cell.getCellSignalStrength().getDbm());
    result.setServing(cell.isRegistered());
    return result;
  }
  
  /**
   * Adds or updates a list of cell towers.
   * <p>
   * This method first calls {@link #removeSource(int)} with
   * {@link com.vonglasow.michael.satstat.data.CellTower#SOURCE_CELL_INFO} as
   * its argument. Then it iterates through all entries in {@code cells} and
   * updates each entry that is of type {@link android.telephony.CellInfoCdma}
   * by calling {@link #update(CellInfoCdma)}, passing that entry as the
   * argument.
   */
  @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
  public void updateAll(List<CellInfo> cells) {
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) 
      return;
    this.removeSource(CellTower.SOURCE_CELL_INFO);
    if (cells == null)
      return;
    for (CellInfo cell : cells)
      if (cell instanceof CellInfoCdma)
        this.update((CellInfoCdma) cell);
  }
}

Java Source Code List

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