base/runtime/org.argeo.eclipse.ui.rap/src/main/java/org/argeo/eclipse/ui/specific/ThreadNLS.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.eclipse.ui.specific;
  17
  18 import org.eclipse.osgi.util.NLS;
  19 import org.eclipse.rap.rwt.RWT;
  20
  21 /** NLS attached to a given thread */
  22 public class ThreadNLS<T extends NLS> extends InheritableThreadLocal<T> {
  23         public final static String DEFAULT_BUNDLE_LOCATION = "/properties/plugin";
  24
  25         private final String bundleLocation;
  26
  27         private Class<T> type;
  28         private Boolean utf8 = false;
  29
  30         public ThreadNLS(String bundleLocation, Class<T> type, Boolean utf8) {
  31                 this.bundleLocation = bundleLocation;
  32                 this.type = type;
  33                 this.utf8 = utf8;
  34         }
  35
  36         public ThreadNLS(Class<T> type) {
  37                 this(DEFAULT_BUNDLE_LOCATION, type, false);
  38         }
  39
  40         @SuppressWarnings("unchecked")
  41         @Override
  42         protected T initialValue() {
  43                 if (utf8)
  44                         return (T) RWT.NLS.getUTF8Encoded(bundleLocation, type);
  45                 else
  46                         return (T) RWT.NLS.getISO8859_1Encoded(bundleLocation, type);
  47         }
  48 }