diff src/peers/gov/nasa/jpf/vm/JPF_java_util_Locale.java @ 0:61d41facf527

initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/peers/gov/nasa/jpf/vm/JPF_java_util_Locale.java	Fri Jan 23 10:14:01 2015 -0800
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2014, United States Government, as represented by the
+ * Administrator of the National Aeronautics and Space Administration.
+ * All rights reserved.
+ *
+ * The Java Pathfinder core (jpf-core) platform is 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 gov.nasa.jpf.vm;
+
+import gov.nasa.jpf.annotation.MJI;
+import gov.nasa.jpf.vm.ClassInfo;
+import gov.nasa.jpf.vm.ElementInfo;
+import gov.nasa.jpf.vm.FieldInfo;
+import gov.nasa.jpf.vm.MJIEnv;
+import gov.nasa.jpf.vm.NativePeer;
+
+import java.util.Locale;
+
+public class JPF_java_util_Locale extends NativePeer {
+
+  static Locale getLocale (MJIEnv env, int locref) {
+
+    //--- check first if it's one of the standard locales (ci is obviously loaded at this point
+    ClassInfo ci = env.getClassInfo(locref);  // Locale is final, so we can do this
+    ElementInfo sei = ci.getStaticElementInfo();
+
+    if (locref == sei.getReferenceField("US")) return Locale.US;
+    if (locref == sei.getReferenceField("GERMAN")) return Locale.GERMAN;
+    if (locref == sei.getReferenceField("ENGLISH")) return Locale.ENGLISH;
+    if (locref == sei.getReferenceField("FRENCH")) return Locale.FRENCH;
+    if (locref == sei.getReferenceField("JAPANESE")) return Locale.JAPANESE;
+    if (locref == sei.getReferenceField("CHINESE")) return Locale.CHINESE;
+    //... we should have a bunch more
+
+
+    //--- if it wasn't any of these, get the fields and just construct it
+
+    String country, language, variant;
+    FieldInfo fiBase = ci.getInstanceField("baseLocale");
+    if (fiBase != null){ // Java >= 1.7
+      int baseLocref = env.getReferenceField(locref, fiBase);
+      country = env.getStringObject(env.getReferenceField(baseLocref,"region"));
+      language = env.getStringObject(env.getReferenceField(baseLocref, "language"));
+      variant = env.getStringObject(env.getReferenceField(baseLocref, "variant"));
+            
+    } else {  // Java < 1.7
+      country = env.getStringObject(env.getReferenceField(locref,"country"));
+      language = env.getStringObject(env.getReferenceField(locref, "language"));
+      variant = env.getStringObject(env.getReferenceField(locref, "variant"));
+    }
+    
+    Locale locale = new Locale(language,country,variant); 
+    return locale;
+  }
+  
+  @MJI
+  public int getDisplayName__Ljava_util_Locale_2__Ljava_lang_String_2 (MJIEnv env, int objref, int locref) {
+    Locale locale = getLocale(env, locref);
+    String name = locale.getDisplayName();
+    return env.newString(name);
+  }
+  
+  @MJI
+  public int getDisplayVariant__Ljava_util_Locale_2__Ljava_lang_String_2 (MJIEnv env, int objref, int locref) {
+    Locale locale = getLocale(env, locref);
+    String variant = locale.getDisplayVariant();
+    return env.newString(variant);    
+  }
+  
+  @MJI
+  public int getDisplayCountry__Ljava_util_Locale_2__Ljava_lang_String_2 (MJIEnv env, int objref, int locref) {
+    Locale locale = getLocale(env, locref);
+    String country = locale.getDisplayCountry();
+    return env.newString(country);
+
+  }
+
+  @MJI
+  public int getDisplayLanguage__Ljava_util_Locale_2__Ljava_lang_String_2 (MJIEnv env, int objref, int locref) {
+    Locale locale = getLocale(env, locref);
+    String language = locale.getDisplayLanguage();
+    return env.newString(language);
+  }
+
+  @MJI
+  public int getISO3Country____Ljava_lang_String_2 (MJIEnv env, int objref) {
+    Locale locale = getLocale(env, objref);
+    String s = locale.getISO3Country();
+    return env.newString(s);    
+  }
+
+  @MJI
+  public int getISO3Language____Ljava_lang_String_2 (MJIEnv env, int objref) {
+    Locale locale = getLocale(env, objref);
+    String s = locale.getISO3Language();
+    return env.newString(s);
+  }
+
+  //--- the static ones
+  @MJI
+  public int getISOCountries_____3Ljava_lang_String_2 (MJIEnv env, int clsref) {
+    String[] s = Locale.getISOCountries();
+
+    int aref = env.newObjectArray("java.lang.String", s.length);
+    for (int i=0; i<s.length; i++) {
+      env.setReferenceArrayElement(aref, i, env.newString(s[i]));
+    }
+    
+    return aref;
+  }
+  
+  @MJI
+  public int getISOLanguages_____3Ljava_lang_String_2 (MJIEnv env, int clsref) {
+    String[] s = Locale.getISOLanguages();
+
+    int aref = env.newObjectArray("java.lang.String", s.length);
+    for (int i=0; i<s.length; i++) {
+      env.setReferenceArrayElement(aref, i, env.newString(s[i]));
+    }
+    
+    return aref;    
+  }
+
+}