PR #511: Improve validation messages (German and default)

src/main/java/com/networknt/schema/I18nSupport.java

@@ -1,5 +1,6 @@
 package com.networknt.schema;
 
+import java.util.MissingResourceException;
 import java.util.ResourceBundle;
 
 /**
@@ -8,10 +9,36 @@
  * @author leaves chen [email protected]
  */
 public class I18nSupport {
+
     private static final String BASE_NAME = "jsv-messages";
-    private static ResourceBundle bundle = ResourceBundle.getBundle(BASE_NAME);
+    private static final ResourceBundle bundle;
+
+    static {
+        ResourceBundle tmpBundle = null;
+        try {
+            tmpBundle = ResourceBundle.getBundle(BASE_NAME);
+        } catch (MissingResourceException mre) {
+            // Need to avoid by all means that we fail loading ValidatorTypeCode with a
+            // "java.lang.NoClassDefFoundError: Could not initialize class com.networknt.schema.ValidatorTypeCode"
+            // due to the fact that a ResourceBundle is incomplete
+            mre.printStackTrace();
+            System.exit(1);
+        }
+        bundle = tmpBundle;
+    }
 
     public static String getString(String key) {
-        return bundle.getString(key);
+        String retval = null;
+        try {
+            retval = bundle.getString(key);
+        } catch (MissingResourceException mre) {
+            // Need to avoid by all means that we fail loading ValidatorTypeCode with a
+            // "java.lang.NoClassDefFoundError: Could not initialize class com.networknt.schema.ValidatorTypeCode"
+            // due to the fact that a ResourceBundle is incomplete
+            mre.printStackTrace();
+            System.exit(2);
+        }
+        return retval;
     }
+
 }

src/main/java/com/networknt/schema/ValidatorTypeCode.java

@@ -62,7 +62,7 @@ public JsonValidator newValidator(String schemaPath, JsonNode schemaNode, JsonSc
     TYPE("type", "1029", new MessageFormat(I18nSupport.getString("type")), TypeValidator.class, 15),
     UNION_TYPE("unionType", "1030", new MessageFormat(I18nSupport.getString("unionType")), UnionTypeValidator.class, 15),
     UNIQUE_ITEMS("uniqueItems", "1031", new MessageFormat(I18nSupport.getString("uniqueItems")), UniqueItemsValidator.class, 15),
-    DATETIME("date-time", "1034", new MessageFormat(I18nSupport.getString("date-time")), null, 15),
+    DATETIME("dateTime", "1034", new MessageFormat(I18nSupport.getString("dateTime")), null, 15),
     UUID("uuid", "1035", new MessageFormat(I18nSupport.getString("uuid")), null, 15),
     ID("id", "1036", new MessageFormat(I18nSupport.getString("id")), null, 15),
     IF_THEN_ELSE("if", "1037", null, IfValidator.class, 12),  // V7|V201909

src/main/resources/jsv-messages_de.properties

@@ -5,7 +5,7 @@ anyOf = {0} muss g
 const = {0} muss den konstanten Wert {1} annehmen
 contains = {0} beinhaltet kein Element, das diese Validierung besteht: {1}
 crossEdits = {0}: Ein Fehler mit 'cross edits' ist aufgetreten
-date-time = {0}: {1} ist ein ung�ltiges {2}
+dateTime = {0}: {1} ist ein ung�ltiges {2}
 dependencies = {0} hat einen Fehler mit Abh�ngigkeiten {1}
 dependentRequired = {0} fehlt eine Eigenschaft, welche 'dependentRequired' {1} ist
 dependentSchemas = {0}: Ein Fehler mit 'dependentSchemas' {1} ist aufgetreten

src/main/resources/jsv-messages_zh_CN.properties

@@ -5,7 +5,7 @@ anyOf = {0}\uFF1A\u5E94\u8BE5\u5BF9\u4EFB\u4F55\u67B6\u6784 {1} \u90FD\u6709\u65
 const = {0}\uFF1A\u5FC5\u987B\u662F\u5E38\u91CF\u503C {1}
 contains = {0}\uFF1A\u4E0D\u5305\u542B\u901A\u8FC7\u8FD9\u4E9B\u9A8C\u8BC1\u7684\u5143\u7D20\uFF1A{1}
 crossEdits = {0}\uFF1A\u201C\u4EA4\u53C9\u7F16\u8F91\u201D\u6709\u9519\u8BEF
-# "datetime" translation to be reviewed by a native speaker
+# "dateTime" translation to be reviewed by a native speaker
 dateTime = {0}\uFF1A{1} \u662F\u65E0\u6548\u7684 {2}
 dependencies = {0}\uFF1A\u4F9D\u8D56\u9879 {1} \u6709\u9519\u8BEF
 dependentRequired = {0}\u7f3a\u5c11\u4f9d\u8d56\u9879\u6240\u9700\u7684\u5c5e\u6027 {1}