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package net.oni2; |
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|
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.io.Serializable; |
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import java.util.HashMap; |
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|
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import com.thoughtworks.xstream.XStream; |
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import com.thoughtworks.xstream.io.xml.StaxDriver; |
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|
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/** |
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* Manages and stores programm settings |
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* |
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* @author Christian Illy |
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*/ |
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public class SettingsManager implements Serializable { |
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|
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private static final long serialVersionUID = 8067725289301601179L; |
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|
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private static SettingsManager instance = new SettingsManager(); |
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|
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private HashMap<String, Object> prefs = new HashMap<String, Object>(); |
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|
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private boolean printNamesNotInMap = false; |
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|
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@SuppressWarnings("unused") |
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private transient boolean offlineMode = false; |
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@SuppressWarnings("unused") |
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private transient boolean noCacheUpdate = false; |
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|
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/** |
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* Get the singleton instance |
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* |
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* @return Singleton instance |
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*/ |
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public static SettingsManager getInstance() { |
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return instance; |
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} |
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|
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private static XStream getXStream() { |
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XStream xs = new XStream(new StaxDriver()); |
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xs.alias("Settings", SettingsManager.class); |
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return xs; |
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} |
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|
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/** |
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* Serializes the settings to disk |
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* |
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* @param settingsFile |
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* File to write to |
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*/ |
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public void serializeToFile(File settingsFile) { |
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try { |
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FileOutputStream fos = new FileOutputStream(settingsFile); |
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XStream xs = getXStream(); |
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xs.toXML(this, fos); |
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fos.close(); |
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} catch (FileNotFoundException e) { |
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e.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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|
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/** |
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* Deserializes the settings from disk |
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* |
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* @param settingsFile |
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* File to read from |
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*/ |
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public static void deserializeFromFile(File settingsFile) { |
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try { |
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FileInputStream fis = new FileInputStream(settingsFile); |
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XStream xs = getXStream(); |
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Object obj = xs.fromXML(fis); |
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if (obj instanceof SettingsManager) |
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instance = (SettingsManager) obj; |
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fis.close(); |
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} catch (FileNotFoundException e) { |
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} catch (IOException e) { |
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} |
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} |
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|
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/** |
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* Put a string value |
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* |
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* @param key |
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* Key for value |
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* @param value |
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* Value |
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*/ |
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public void put(String key, String value) { |
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prefs.put(key, value); |
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} |
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|
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/** |
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* Put a boolean value |
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* |
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* @param key |
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* Key for value |
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* @param value |
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* Value |
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*/ |
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public void put(String key, boolean value) { |
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prefs.put(key, value); |
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} |
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|
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/** |
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* Put a int value |
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* |
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* @param key |
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* Key for value |
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* @param value |
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* Value |
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*/ |
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public void put(String key, int value) { |
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prefs.put(key, value); |
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} |
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|
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/** |
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* Get a string value |
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* |
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* @param key |
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* Key for value |
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* @param def |
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* Default return value if key does not exist |
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* @return Value |
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*/ |
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public String get(String key, String def) { |
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if (prefs.containsKey(key)) { |
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if (prefs.get(key) instanceof String) |
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return (String) (prefs.get(key)); |
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} |
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if (printNamesNotInMap) |
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System.out.println("Settings: Key \"" + key |
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+ "\" not in Map, defaulting to \"" + def + "\"."); |
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return def; |
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} |
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|
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/** |
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* Get a boolean value |
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* |
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* @param key |
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* Key for value |
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* @param def |
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* Default return value if key does not exist |
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* @return Value |
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*/ |
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public Boolean get(String key, Boolean def) { |
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if (prefs.containsKey(key)) { |
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if (prefs.get(key) instanceof Boolean) |
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return (Boolean) (prefs.get(key)); |
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} |
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if (printNamesNotInMap) |
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System.out.println("Settings: Key \"" + key |
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+ "\" not in Map, defaulting to \"" + def + "\"."); |
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return def; |
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} |
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|
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/** |
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* Get a int value |
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* |
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* @param key |
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* Key for value |
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* @param def |
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* Default return value if key does not exist |
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* @return Value |
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*/ |
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public int get(String key, int def) { |
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if (prefs.containsKey(key)) { |
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if (prefs.get(key) instanceof Integer) |
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return (Integer) (prefs.get(key)); |
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} |
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if (printNamesNotInMap) |
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System.out.println("Settings: Key \"" + key |
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+ "\" not in Map, defaulting to \"" + def + "\"."); |
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return def; |
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} |
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|
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/** |
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* Remove a value |
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* |
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* @param key |
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* Key to value to remove |
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*/ |
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public void removeValue(String key) { |
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prefs.remove(key); |
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} |
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|
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} |
