/src/mpv5/globals/GlobalSettings.java

  1
  2package mpv5.globals;
  3
  4import java.util.List;
  5import mpv5.data.PropertyStore;
  6import mpv5.db.common.Context;
  7import mpv5.db.common.NodataFoundException;
  8import mpv5.db.common.QueryCriteria;
  9import mpv5.db.common.QueryCriteria2;
 10import mpv5.db.common.QueryData;
 11import mpv5.db.common.QueryHandler;
 12import mpv5.db.common.QueryParameter;
 13import mpv5.logging.Log;
 14import mpv5.utils.text.TypeConversion;
 15
 16/**
 17 *
 18 *  
 19 */
 20public class GlobalSettings {
 21
 22    private static PropertyStore cookie = new PropertyStore();
 23    private static PropertyStore predefinedSettings = new PropertyStore(new String[][]{
 24               
 25            });
 26
 27    /**
 28     * Applies the environmental settings
 29     */
 30    public static synchronized void apply() {
 31     
 32    }
 33
 34    /**
 35     * Get a properties value, or 0 if N/A
 36     * @param name
 37     * @return
 38     */
 39    @SuppressWarnings("unchecked")
 40    public synchronized static int getIntegerProperty(String name) {
 41        return getIntegerProperty(name, 0);
 42    }
 43
 44
 45    public static int getIntegerProperty(String name, int defaultVal) {
 46        if (cookie.getProperty(name) != null) {
 47            return Integer.valueOf(cookie.getProperty(name));
 48        } else if (predefinedSettings.getProperty(name) != null) {
 49            cookie.changeProperty(name, predefinedSettings.getProperty(name));
 50        } else {
 51            cookie.changeProperty(name, defaultVal + "");
 52        }
 53
 54        return Integer.valueOf(cookie.getProperty(name));
 55    }
 56
 57    /**
 58     * Get a properties value, or false if N/A
 59     * @param name
 60     * @return
 61     */
 62    @SuppressWarnings("unchecked")
 63    public synchronized static boolean getBooleanProperty(String name) {
 64        return getBooleanProperty(name, false);
 65    }
 66
 67       /**
 68     * Get a properties value, or false if N/A
 69     * @param name
 70        * @param defaultVal
 71        * @return
 72     */
 73    @SuppressWarnings("unchecked")
 74    public synchronized static boolean getBooleanProperty(String name, boolean defaultVal) {
 75
 76        if (cookie.getProperty(name) != null) {
 77            return TypeConversion.stringToBoolean(cookie.getProperty(name));
 78        } else if (predefinedSettings.getProperty(name) != null) {
 79            cookie.changeProperty(name, predefinedSettings.getProperty(name));
 80        } else {
 81            cookie.changeProperty(name, String.valueOf(defaultVal));
 82        }
 83
 84        return TypeConversion.stringToBoolean(cookie.getProperty(name));
 85    }
 86
 87    /**
 88     * Get a properties value, or 0 if N/A
 89     * @param name
 90     * @return
 91     */
 92    @SuppressWarnings("unchecked")
 93    public synchronized static double getDoubleProperty(String name) {
 94        return getDoubleProperty(name, 0d);
 95    }
 96
 97      /**
 98     * Get a properties value, or 0 if N/A
 99     * @param name
100       * @param defaultVal
101       * @return
102     */
103    @SuppressWarnings("unchecked")
104    public synchronized static double getDoubleProperty(String name, double defaultVal) {
105
106        if (cookie.getProperty(name) != null) {
107            return Double.valueOf(cookie.getProperty(name));
108        } else if (predefinedSettings.getProperty(name) != null) {
109            cookie.changeProperty(name, predefinedSettings.getProperty(name));
110        } else {
111            cookie.changeProperty(name, defaultVal + "");
112        }
113
114        return Double.valueOf(cookie.getProperty(name));
115    }
116
117    /**
118     * Get a properties value, or the String "null" if N/A
119     * @param name
120     * @return
121     */
122    public static synchronized String getProperty(String name) {
123        if (cookie.getProperty(name) != null) {
124            return cookie.getProperty(name);
125        } else if (predefinedSettings.getProperty(name) != null) {
126            cookie.changeProperty(name, predefinedSettings.getProperty(name));
127        } else {
128            cookie.changeProperty(name, "null");
129        }
130        return cookie.getProperty(name);
131    }
132
133    /**
134     * Get a properties value, or the String "null" if N/A
135     * @param name
136     * @param defaultVal 
137     * @return
138     */
139    public static synchronized String getProperty(String name, String defaultVal) {
140        if (cookie.getProperty(name) != null) {
141            return cookie.getProperty(name);
142        } else if (predefinedSettings.getProperty(name) != null) {
143            cookie.changeProperty(name, predefinedSettings.getProperty(name));
144        } else {
145            cookie.changeProperty(name, defaultVal);
146        }
147        return cookie.getProperty(name);
148    }
149    private static int connectionID = 2;
150
151    /**
152     * Specify the connection id to be used from the config table, default is 2
153     * @param id
154     */
155    public static void setConnectionID(Integer id) {
156        connectionID = id;
157        Log.Debug(GlobalSettings.class, "Using conn id: " + id);
158    }
159
160    /**
161     * Get the connection id to be used from the config file
162     * @return
163     */
164    public static int getConnectionID() {
165        return connectionID;
166    }
167
168    /**
169     *
170     * @return
171     */
172    public static PropertyStore getPropertyStore() {
173        PropertyStore p = new PropertyStore();
174        p.addAll(predefinedSettings.getList().toArray(new String[][]{}));
175        p.addAll(cookie.getList().toArray(new String[][]{}));
176        return p;
177    }
178
179    /**
180     * Returns True if the local property store does contain a value with the given key name
181     * @param propertyname
182     * @return True if the key exists
183     */
184    public static boolean hasProperty(String propertyname) {
185        return (cookie.hasProperty(propertyname) && !cookie.getProperty(propertyname).equals("null")) || (predefinedSettings.hasProperty(propertyname) && !predefinedSettings.getProperty(propertyname).equals("null"));
186    }
187
188    /**
189     * Add or change a property
190     * @param name
191     * @param value
192     */
193    public static synchronized void setProperty(String name, String value) {
194        if (value == null) {
195            value = "null";
196        }
197        Log.Debug(GlobalSettings.class, "Changing property '" + name + "' to: " + value);
198        cookie.changeProperty(name, value);
199    }
200
201
202    /**
203     * Read the global settings from DB
204     * @throws java.lang.Exception
205     */
206    public static synchronized void read() throws Exception {
207
208        try {
209            try {
210                Log.Debug(GlobalSettings.class, "Reading in global settings where ID =" + connectionID);
211
212                QueryCriteria2 c = new QueryCriteria2();
213                c.and(new QueryParameter(Context.getGlobalSettings(), "groupsids", connectionID, QueryParameter.EQUALS));
214
215                Object[][] data = QueryHandler.instanceOf().clone(Context.getGlobalSettings()).select("cname, value", c).getData();
216                cookie.addAll(data);
217
218                Log.Debug(GlobalSettings.class, "Finished global settings.");
219            } catch (NodataFoundException nodataFoundException) {
220                 Log.Debug(GlobalSettings.class, "No global settings found..");
221            }
222        } catch (Exception e) {
223            Log.Debug(GlobalSettings.class, e);
224        }
225    }
226
227
228
229    /**
230     * Save the global settings to DB
231     */
232    public synchronized static void save() {
233        //Remove old data
234        QueryHandler.instanceOf().clone(Context.getGlobalSettings()).delete(new QueryCriteria("groupsids", connectionID));
235        //Write new values
236        List<String[]> list = cookie.getList();
237
238        for (int i = 0; i < list.size(); i++) {
239            String[] val = list.get(i);
240            QueryData data = new QueryData();
241            data.add("groupsids", connectionID);
242            data.add("cname", val[0]);
243            data.add("value", val[1]);
244            QueryHandler.instanceOf().clone(Context.getGlobalSettings()).insert(data, null);
245        }
246    }
247
248    public static void removeAll() {
249        cookie.removeAll();
250    }
251
252}