コード例 #1
0
ファイル: Json.java プロジェクト: antionio/libgdx
 /** @param elementType May be null if the type is unknown. */
 public void writeField(Object object, String fieldName, String jsonName, Class elementType) {
   Type type = ReflectionCache.getType(object.getClass());
   ObjectMap<String, FieldMetadata> fields = typeToFields.get(type);
   if (fields == null) fields = cacheFields(type);
   FieldMetadata metadata = fields.get(fieldName);
   if (metadata == null)
     throw new SerializationException(
         "Field not found: " + fieldName + " (" + type.getName() + ")");
   Field field = metadata.field;
   if (elementType == null) elementType = metadata.elementType;
   try {
     if (debug)
       System.out.println("Writing field: " + field.getName() + " (" + type.getName() + ")");
     writer.name(jsonName);
     writeValue(field.get(object), field.getType().getClassOfType(), elementType);
   } catch (IllegalAccessException ex) {
     throw new SerializationException(
         "Error accessing field: " + field.getName() + " (" + type.getName() + ")", ex);
   } catch (SerializationException ex) {
     ex.addTrace(field + " (" + type.getName() + ")");
     throw ex;
   } catch (Exception runtimeEx) {
     SerializationException ex = new SerializationException(runtimeEx);
     ex.addTrace(field + " (" + type.getName() + ")");
     throw ex;
   }
 }
コード例 #2
0
ファイル: Json.java プロジェクト: antionio/libgdx
  private ObjectMap<String, FieldMetadata> cacheFields(Type type) {
    ArrayList<Field> allFields = new ArrayList();
    Type nextClass = type;
    while (nextClass != null && nextClass.getClassOfType() != Object.class) {
      Collections.addAll(allFields, nextClass.getDeclaredFields());
      nextClass = nextClass.getSuperclass();
    }

    ObjectMap<String, FieldMetadata> nameToField = new ObjectMap();
    for (int i = 0, n = allFields.size(); i < n; i++) {
      Field field = allFields.get(i);

      if (field.isTransient()) continue;
      if (field.isStatic()) continue;
      if (field.isSynthetic()) continue;

      if (!field.isAccessible()) {
        try {
          field.setAccessible(true);
        } catch (AccessControlException ex) {
          continue;
        }
      }

      nameToField.put(field.getName(), new FieldMetadata(field));
    }
    typeToFields.put(type, nameToField);
    return nameToField;
  }
コード例 #3
0
ファイル: Json.java プロジェクト: antionio/libgdx
 public void readFields(Object object, JsonValue jsonMap) {
   Type type = ReflectionCache.getType(object.getClass());
   ObjectMap<String, FieldMetadata> fields = typeToFields.get(type);
   if (fields == null) fields = cacheFields(type);
   for (JsonValue child = jsonMap.child(); child != null; child = child.next()) {
     FieldMetadata metadata = fields.get(child.name());
     if (metadata == null) {
       if (ignoreUnknownFields) {
         if (debug)
           System.out.println(
               "Ignoring unknown field: " + child.name() + " (" + type.getName() + ")");
         continue;
       } else
         throw new SerializationException(
             "Field not found: " + child.name() + " (" + type.getName() + ")");
     }
     Field field = metadata.field;
     // if (entry.value == null) continue; // I don't remember what this did. :(
     try {
       field.set(object, readValue(field.getType().getClassOfType(), metadata.elementType, child));
     } catch (IllegalAccessException ex) {
       throw new SerializationException(
           "Error accessing field: " + field.getName() + " (" + type.getName() + ")", ex);
     } catch (SerializationException ex) {
       ex.addTrace(field.getName() + " (" + type.getName() + ")");
       throw ex;
     } catch (RuntimeException runtimeEx) {
       SerializationException ex = new SerializationException(runtimeEx);
       ex.addTrace(field.getName() + " (" + type.getName() + ")");
       throw ex;
     }
   }
 }
コード例 #4
0
ファイル: Json.java プロジェクト: antionio/libgdx
 /** @param elementType May be null if the type is unknown. */
 public void readField(
     Object object, String fieldName, String jsonName, Class elementType, JsonValue jsonMap) {
   Type type = ReflectionCache.getType(object.getClass());
   ObjectMap<String, FieldMetadata> fields = typeToFields.get(type);
   if (fields == null) fields = cacheFields(type);
   FieldMetadata metadata = fields.get(fieldName);
   if (metadata == null)
     throw new SerializationException(
         "Field not found: " + fieldName + " (" + type.getName() + ")");
   Field field = metadata.field;
   JsonValue jsonValue = jsonMap.get(jsonName);
   if (jsonValue == null) return;
   if (elementType == null) elementType = metadata.elementType;
   try {
     field.set(object, readValue(field.getType().getClassOfType(), elementType, jsonValue));
   } catch (IllegalAccessException ex) {
     throw new SerializationException(
         "Error accessing field: " + field.getName() + " (" + type.getName() + ")", ex);
   } catch (SerializationException ex) {
     ex.addTrace(field.getName() + " (" + type.getName() + ")");
     throw ex;
   } catch (RuntimeException runtimeEx) {
     SerializationException ex = new SerializationException(runtimeEx);
     ex.addTrace(field.getName() + " (" + type.getName() + ")");
     throw ex;
   }
 }
コード例 #5
0
ファイル: Json.java プロジェクト: antionio/libgdx
  private Object[] getDefaultValues(Type type) {
    if (!usePrototypes) return null;
    if (classToDefaultValues.containsKey(type)) return classToDefaultValues.get(type);
    Object object;
    try {
      object = newInstance(type);
    } catch (Exception ex) {
      classToDefaultValues.put(type, null);
      return null;
    }

    ObjectMap<String, FieldMetadata> fields = typeToFields.get(type);
    if (fields == null) fields = cacheFields(type);

    Object[] values = new Object[fields.size];
    classToDefaultValues.put(type, values);

    int i = 0;
    for (FieldMetadata metadata : fields.values()) {
      Field field = metadata.field;
      try {
        values[i++] = field.get(object);
      } catch (IllegalAccessException ex) {
        throw new SerializationException(
            "Error accessing field: " + field.getName() + " (" + type.getName() + ")", ex);
      } catch (SerializationException ex) {
        ex.addTrace(field + " (" + type.getName() + ")");
        throw ex;
      } catch (RuntimeException runtimeEx) {
        SerializationException ex = new SerializationException(runtimeEx);
        ex.addTrace(field + " (" + type.getName() + ")");
        throw ex;
      }
    }
    return values;
  }
コード例 #6
0
ファイル: Json.java プロジェクト: antionio/libgdx
  public void writeFields(Object object) {
    Type type = ReflectionCache.getType(object.getClass());

    Object[] defaultValues = getDefaultValues(type);

    ObjectMap<String, FieldMetadata> fields = typeToFields.get(type);
    if (fields == null) fields = cacheFields(type);
    int i = 0;
    for (FieldMetadata metadata : new Values<FieldMetadata>(fields)) {
      Field field = metadata.field;
      try {
        Object value = field.get(object);

        if (defaultValues != null) {
          Object defaultValue = defaultValues[i++];
          if (value == null && defaultValue == null) continue;
          if (value != null && defaultValue != null && value.equals(defaultValue)) continue;
        }

        if (debug)
          System.out.println("Writing field: " + field.getName() + " (" + type.getName() + ")");
        writer.name(field.getName());
        writeValue(value, field.getType().getClassOfType(), metadata.elementType);
      } catch (IllegalAccessException ex) {
        throw new SerializationException(
            "Error accessing field: " + field.getName() + " (" + type.getName() + ")", ex);
      } catch (SerializationException ex) {
        ex.addTrace(field + " (" + type.getName() + ")");
        throw ex;
      } catch (Exception runtimeEx) {
        SerializationException ex = new SerializationException(runtimeEx);
        ex.addTrace(field + " (" + type.getName() + ")");
        throw ex;
      }
    }
  }