diff options
Diffstat (limited to 'sdkstats/src/com/android/sdkstats/DdmsPreferenceStore.java')
| -rwxr-xr-x | sdkstats/src/com/android/sdkstats/DdmsPreferenceStore.java | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/sdkstats/src/com/android/sdkstats/DdmsPreferenceStore.java b/sdkstats/src/com/android/sdkstats/DdmsPreferenceStore.java deleted file mode 100755 index 2a34ded..0000000 --- a/sdkstats/src/com/android/sdkstats/DdmsPreferenceStore.java +++ /dev/null @@ -1,322 +0,0 @@ -/* - * Copyright (C) 2007 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 com.android.sdkstats; - -import com.android.prefs.AndroidLocation; -import com.android.prefs.AndroidLocation.AndroidLocationException; - -import org.eclipse.jface.preference.PreferenceStore; - -import java.io.File; -import java.io.FileOutputStream; -import java.io.IOException; -import java.util.Random; - -/** - * Manages persistence settings for DDMS. - * - * For convenience, this also stores persistence settings related to the "server stats" ping - * as well as some ADT settings that are SDK specific but not workspace specific. - */ -public class DdmsPreferenceStore { - - public final static String PING_OPT_IN = "pingOptIn"; //$NON-NLS-1$ - private final static String PING_TIME = "pingTime"; //$NON-NLS-1$ - private final static String PING_ID = "pingId"; //$NON-NLS-1$ - - private final static String ADT_USED = "adtUsed"; //$NON-NLS-1$ - private final static String LAST_SDK_PATH = "lastSdkPath"; //$NON-NLS-1$ - - /** - * PreferenceStore for DDMS. - * Creation and usage must be synchronized on {@code DdmsPreferenceStore.class}. - * Don't use it directly, instead retrieve it via {@link #getPreferenceStore()}. - */ - private static volatile PreferenceStore sPrefStore; - - public DdmsPreferenceStore() { - } - - /** - * Returns the DDMS {@link PreferenceStore}. - * This keeps a static reference on the store, so consequent calls will - * return always the same store. - */ - public PreferenceStore getPreferenceStore() { - synchronized (DdmsPreferenceStore.class) { - if (sPrefStore == null) { - // get the location of the preferences - String homeDir = null; - try { - homeDir = AndroidLocation.getFolder(); - } catch (AndroidLocationException e1) { - // pass, we'll do a dummy store since homeDir is null - } - - if (homeDir == null) { - sPrefStore = new PreferenceStore(); - return sPrefStore; - } - - assert homeDir != null; - - String rcFileName = homeDir + "ddms.cfg"; //$NON-NLS-1$ - - // also look for an old pref file in the previous location - String oldPrefPath = System.getProperty("user.home") //$NON-NLS-1$ - + File.separator + ".ddmsrc"; //$NON-NLS-1$ - File oldPrefFile = new File(oldPrefPath); - if (oldPrefFile.isFile()) { - try { - PreferenceStore oldStore = new PreferenceStore(oldPrefPath); - oldStore.load(); - - oldStore.save(new FileOutputStream(rcFileName), ""); //$NON-NLS-1$ - oldPrefFile.delete(); - - PreferenceStore newStore = new PreferenceStore(rcFileName); - newStore.load(); - sPrefStore = newStore; - } catch (IOException e) { - // create a new empty store. - sPrefStore = new PreferenceStore(rcFileName); - } - } else { - sPrefStore = new PreferenceStore(rcFileName); - - try { - sPrefStore.load(); - } catch (IOException e) { - System.err.println("Error Loading DDMS Preferences"); - } - } - } - - assert sPrefStore != null; - return sPrefStore; - } - } - - /** - * Save the prefs to the config file. - */ - public void save() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - try { - prefs.save(); - } - catch (IOException ioe) { - // FIXME com.android.dmmlib.Log.w("ddms", "Failed saving prefs file: " + ioe.getMessage()); - } - } - } - - // ---- Utility methods to access some specific prefs ---- - - /** - * Indicates whether the ping ID is set. - * This should be true when {@link #isPingOptIn()} is true. - * - * @return true if a ping ID is set, which means the user gave permission - * to use the ping service. - */ - public boolean hasPingId() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - return prefs != null && prefs.contains(PING_ID); - } - } - - /** - * Retrieves the current ping ID, if set. - * To know if the ping ID is set, use {@link #hasPingId()}. - * <p/> - * There is no magic value reserved for "missing ping id or invalid store". - * The only proper way to know if the ping id is missing is to use {@link #hasPingId()}. - */ - public long getPingId() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - // Note: getLong() returns 0L if the ID is missing so we do that too when - // there's no store. - return prefs == null ? 0L : prefs.getLong(PING_ID); - } - } - - /** - * Generates a new random ping ID and saves it in the preference store. - * - * @return The new ping ID. - */ - public long generateNewPingId() { - PreferenceStore prefs = getPreferenceStore(); - - Random rnd = new Random(); - long id = rnd.nextLong(); - - synchronized (DdmsPreferenceStore.class) { - prefs.setValue(PING_ID, id); - try { - prefs.save(); - } catch (IOException e) { - /* ignore exceptions while saving preferences */ - } - } - - return id; - } - - /** - * Returns the "ping opt in" value from the preference store. - * This would be true if there's a valid preference store and - * the user opted for sending ping statistics. - */ - public boolean isPingOptIn() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - return prefs != null && prefs.contains(PING_OPT_IN); - } - } - - /** - * Saves the "ping opt in" value in the preference store. - * - * @param optIn The new user opt-in value. - */ - public void setPingOptIn(boolean optIn) { - PreferenceStore prefs = getPreferenceStore(); - - synchronized (DdmsPreferenceStore.class) { - prefs.setValue(PING_OPT_IN, optIn); - try { - prefs.save(); - } catch (IOException e) { - /* ignore exceptions while saving preferences */ - } - } - } - - /** - * Retrieves the ping time for the given app from the preference store. - * Callers should use {@link System#currentTimeMillis()} for time stamps. - * - * @param app The app name identifier. - * @return 0L if we don't have a preference store or there was no time - * recorded in the store for the requested app. Otherwise the time stamp - * from the store. - */ - public long getPingTime(String app) { - PreferenceStore prefs = getPreferenceStore(); - String timePref = PING_TIME + "." + app; //$NON-NLS-1$ - synchronized (DdmsPreferenceStore.class) { - return prefs == null ? 0 : prefs.getLong(timePref); - } - } - - /** - * Sets the ping time for the given app from the preference store. - * Callers should use {@link System#currentTimeMillis()} for time stamps. - * - * @param app The app name identifier. - * @param timeStamp The time stamp from the store. - * 0L is a special value that should not be used. - */ - public void setPingTime(String app, long timeStamp) { - PreferenceStore prefs = getPreferenceStore(); - String timePref = PING_TIME + "." + app; //$NON-NLS-1$ - synchronized (DdmsPreferenceStore.class) { - prefs.setValue(timePref, timeStamp); - try { - prefs.save(); - } catch (IOException ioe) { - /* ignore exceptions while saving preferences */ - } - } - } - - /** - * True if this is the first time the users runs ADT, which is detected by - * the lack of the setting set using {@link #setAdtUsed(boolean)} - * or this value being set to true. - * - * @return true if ADT has been used before - * - * @see #setAdtUsed(boolean) - */ - public boolean isAdtUsed() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - if (prefs == null || !prefs.contains(ADT_USED)) { - return false; - } - return prefs.getBoolean(ADT_USED); - } - } - - /** - * Sets whether the ADT startup wizard has been shown. - * ADT sets first to false once the welcome wizard has been shown once. - * - * @param used true if ADT has been used - */ - public void setAdtUsed(boolean used) { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - prefs.setValue(ADT_USED, used); - try { - prefs.save(); - } catch (IOException ioe) { - /* ignore exceptions while saving preferences */ - } - } - } - - /** - * Retrieves the last SDK OS path. - * <p/> - * This is just an information value, the path may not exist, may not - * even be on an existing file system and/or may not point to an SDK - * anymore. - * - * @return The last SDK OS path from the preference store, or null if - * there is no store or an empty string if it is not defined. - */ - public String getLastSdkPath() { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - return prefs == null ? null : prefs.getString(LAST_SDK_PATH); - } - } - - /** - * Sets the last SDK OS path. - * - * @param osSdkPath The SDK OS Path. Can be null or empty. - */ - public void setLastSdkPath(String osSdkPath) { - PreferenceStore prefs = getPreferenceStore(); - synchronized (DdmsPreferenceStore.class) { - prefs.setValue(LAST_SDK_PATH, osSdkPath); - try { - prefs.save(); - } catch (IOException ioe) { - /* ignore exceptions while saving preferences */ - } - } - } -} |