com.thoughtworks.xstream.mapper.Mapper类的使用及代码示例

x33g5p2x  于2022-01-25 转载在 其他  
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本文整理了Java中com.thoughtworks.xstream.mapper.Mapper类的一些代码示例，展示了Mapper类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Mapper类的具体详情如下：
包路径：com.thoughtworks.xstream.mapper.Mapper
类名称：Mapper

Mapper介绍

暂无

代码示例

代码示例来源：origin: geoserver/geoserver

  1. protected static void marshalComparator(
  2.     Mapper mapper,
  3.     Comparator comparator,
  4.     HierarchicalStreamWriter writer,
  5.     MarshallingContext context) {
  6.   if (comparator != null) {
  7.     writer.startNode("comparator");
  8.     writer.addAttribute(
  9.         mapper.aliasForSystemAttribute("class"),
  10.         mapper.serializedClass(comparator.getClass()));
  11.     context.convertAnother(comparator);
  12.     writer.endNode();
  13.   }
  14. }

代码示例来源：origin: jenkinsci/jenkins

  1. protected Object instantiateNewInstance(HierarchicalStreamReader reader, UnmarshallingContext context) {
  2.   String readResolveValue = reader.getAttribute(mapper.aliasForAttribute("resolves-to"));
  3.   Class type = readResolveValue != null ? mapper.realClass(readResolveValue) : context.getRequiredType();
  4.   Object currentObject = context.currentObject();
  5.   if (currentObject != null) {
  6.     if (type.isInstance(currentObject))
  7.       return currentObject;
  8.   }
  9.   return reflectionProvider.newInstance(type);
  10. }

代码示例来源：origin: jenkinsci/jenkins

  1. private void writeField(String fieldName, String aliasName, Class fieldType, Class definedIn, Object newObj) {
  2.   try {
  3.     if (!mapper.shouldSerializeMember(definedIn, aliasName)) {
  4.       return;
  5.     }
  6.     ExtendedHierarchicalStreamWriterHelper.startNode(writer, mapper.serializedMember(definedIn, aliasName), fieldType);
  7.     Class actualType = newObj.getClass();
  8.     Class defaultType = mapper.defaultImplementationOf(fieldType);
  9.     if (!actualType.equals(defaultType)) {
  10.       String serializedClassName = mapper.serializedClass(actualType);
  11.       if (!serializedClassName.equals(mapper.serializedClass(defaultType))) {
  12.         writer.addAttribute(mapper.aliasForSystemAttribute("class"), serializedClassName);
  13.       }
  14.     }
  15.     if (seenFields.contains(aliasName)) {
  16.       writer.addAttribute(mapper.aliasForAttribute("defined-in"), mapper.serializedClass(definedIn));
  17.     }
  18.     Field field = reflectionProvider.getField(definedIn,fieldName);
  19.     marshallField(context, newObj, field);
  20.     writer.endNode();
  21.   } catch (RuntimeException e) {
  22.     // intercept an exception so that the stack trace shows how we end up marshalling the object in question
  23.     throw new RuntimeException("Failed to serialize "+definedIn.getName()+"#"+fieldName+" for "+source.getClass(),e);
  24.   }
  25. }

代码示例来源：origin: jenkinsci/jenkins

  1. private Class determineWhichClassDefinesField(HierarchicalStreamReader reader) {
  2.   String definedIn = reader.getAttribute(mapper.aliasForAttribute("defined-in"));
  3.   return definedIn == null ? null : mapper.realClass(definedIn);
  4. }

代码示例来源：origin: jenkinsci/jenkins

  1. public void visit(String fieldName, Class type, Class definedIn, Object value) {
  2.     SingleValueConverter converter = mapper.getConverterFromItemType(fieldName, type, definedIn);
  3.     if (converter == null) converter = mapper.getConverterFromItemType(fieldName, type);
  4.     if (converter == null) converter = mapper.getConverterFromItemType(type);
  5.     if (converter != null) {
  6.       if (value != null) {
  7.         final String str = converter.toString(value);
  8.         if (str != null) {
  9.           writer.addAttribute(mapper.aliasForAttribute(fieldName), str);
  10.         }
  11.       }
  12.       seenAsAttributes.add(fieldName);
  13.     }
  14.   }
  15. });

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. @Override
  2. public Object unmarshal(final HierarchicalStreamReader reader, final UnmarshallingContext context) {
  3.   final boolean oldFormat = "custom".equals(reader.getAttribute(mapper.aliasForSystemAttribute("serialization")));
  4.   if (oldFormat) {
  5.     reader.moveDown();
  6.     reader.moveDown();
  7.   }
  8.   final Map<String, Long> elements = new HashMap<>();
  9.   while (reader.hasMoreChildren()) {
  10.     reader.moveDown();
  11.     final String name = reader.getNodeName();
  12.     elements.put(oldFormat ? name : mapper.realMember(ValueRange.class, name), Long.valueOf(reader.getValue()));
  13.     reader.moveUp();
  14.   }
  15.   if (oldFormat) {
  16.     reader.moveUp();
  17.     reader.moveUp();
  18.   }
  19.   return ValueRange.of(elements.get("minSmallest").longValue(), elements.get("minLargest").longValue(), elements
  20.     .get("maxSmallest")
  21.     .longValue(), elements.get("maxLargest").longValue());
  22. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. InvocationHandler handler = null;
  2. Class handlerType = null;
  3. while (reader.hasMoreChildren()) {
  4.   reader.moveDown();
  5.   String elementName = reader.getNodeName();
  6.   if (elementName.equals("interface")) {
  7.     interfaces.add(mapper.realClass(reader.getValue()));
  8.   } else if (elementName.equals("handler")) {
  9.     String attributeName = mapper.aliasForSystemAttribute("class");
  10.     if (attributeName != null) {
  11.       handlerType = mapper.realClass(reader.getAttribute(attributeName));
  12.       break;
  13.   throw new ConversionException("No InvocationHandler specified for dynamic proxy");
  14.   proxy = Proxy.newProxyInstance(classLoaderReference.getReference(), interfacesAsArray, DUMMY);
  15. handler = (InvocationHandler) context.convertAnother(proxy, handlerType);
  16. reader.moveUp();
  17. if (HANDLER != null) {

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. .realMember(resultType, mapper.attributeForAlias(attrAlias));
  2. Field field = reflectionProvider.getFieldOrNull(resultType, attrName);
  3. if (field != null && shouldUnmarshalField(field)) {
  4.   Class classDefiningField = field.getDeclaringClass();
  5.   if (!mapper.shouldSerializeMember(classDefiningField, attrName)) {
  6.     continue;
  7.   SingleValueConverter converter = mapper.getConverterFromAttribute(
  8.     classDefiningField, attrName, field.getType());
  9.   Class type = field.getType();
  10.   if (converter != null) {
  11.     Object value = converter.fromString(reader.getAttribute(attrAlias));
  12.     if (type.isPrimitive()) {
  13.       type = Primitives.box(type);
  14.   ? resultType
  15.   : explicitDeclaringClass;
  16. String fieldName = mapper.realMember(fieldDeclaringClass, originalNodeName);
  17. Mapper.ImplicitCollectionMapping implicitCollectionMapping = mapper
  18.   .getImplicitCollectionDefForFieldName(fieldDeclaringClass, fieldName);
  19. final Object value;
  20. String implicitFieldName = null;
  21.     Class itemType = mapper.getItemTypeForItemFieldName(fieldDeclaringClass, fieldName);
  22.     if (itemType != null) {
  23.       String classAttribute = HierarchicalStreams.readClassAttribute(
  24.         reader, mapper);
  25.       if (classAttribute != null) {
  26.         type = mapper.realClass(classAttribute);

代码示例来源：origin: jenkinsci/jenkins

  1. if (result instanceof Saveable && context.get("Saveable") == null)
  2.   context.put("Saveable", result);
  3.   String attrName = mapper.attributeForAlias(attrAlias);
  4.   Class classDefiningField = determineWhichClassDefinesField(reader);
  5.   boolean fieldExistsInClass = fieldDefinedInClass(result, attrName);
  6.   if (fieldExistsInClass) {
  7.     Field field = reflectionProvider.getField(result.getClass(), attrName);
  8.     SingleValueConverter converter = mapper.getConverterFromAttribute(field.getDeclaringClass(),attrName,field.getType());
  9.     Class type = field.getType();
  10.     if (converter == null) {
  11.       converter = mapper.getConverterFromItemType(type);
  12.         throw new ConversionException("Cannot convert type " + value.getClass().getName() + " to type " + type.getName());
  13.       reflectionProvider.writeField(result, attrName, value, classDefiningField);
  14.       seenFields.add(classDefiningField, attrName);
  15. while (reader.hasMoreChildren()) {
  16.   reader.moveDown();
  17.     String fieldName = mapper.realMember(result.getClass(), reader.getNodeName());
  18.     for (Class<?> concrete = result.getClass(); concrete != null; concrete = concrete.getSuperclass()) {
  19.     boolean implicitCollectionHasSameName = mapper.getImplicitCollectionDefForFieldName(result.getClass(), reader.getNodeName()) != null;
  20.       value = context.convertAnother(result, type);

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public Map readFieldsFromStream() {
  2.   final Map fields = new HashMap();
  3.   reader.moveDown();
  4.   if (reader.getNodeName().equals(ELEMENT_FIELDS)) {
  5.       String name = reader.getAttribute(ATTRIBUTE_NAME);
  6.       Class type = mapper.realClass(reader.getAttribute(ATTRIBUTE_CLASS));
  7.       Object value = context.convertAnother(result, type);
  8.       fields.put(name, value);
  9.       reader.moveUp();
  10.     while (reader.hasMoreChildren()) {
  11.       reader.moveDown();
  12.       String name = mapper.realMember(currentType[0], reader.getNodeName());
  13.       if (mapper.shouldSerializeMember(currentType[0], name)) {
  14.     String classAttribute = HierarchicalStreams.readClassAttribute(reader, mapper);
  15.         Class type;
  16.         if (classAttribute != null) {
  17.           type = mapper.realClass(classAttribute);
  18.         } else {
  19.           ObjectStreamField field = objectStreamClass.getField(name);
  20.         Object value = context.convertAnother(result, type);
  21.         fields.put(name, value);
  22.     throw new ConversionException("Expected <" + ELEMENT_FIELDS + "/> or <" +
  23.         ELEMENT_DEFAULT + "/> element when calling ObjectInputStream.readFields()");

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public void writeFieldsToStream(Map fields) {
  2.   ObjectStreamClass objectStreamClass = ObjectStreamClass.lookup(currentType[0]);
  3.   writer.startNode(ELEMENT_DEFAULT);
  4.   for (Iterator iterator = fields.keySet().iterator(); iterator.hasNext();) {
  5.     String name = (String) iterator.next();
  6.     if (!mapper.shouldSerializeMember(currentType[0], name)) {
  7.       continue;
  8.     }
  9.     ObjectStreamField field = objectStreamClass.getField(name);
  10.     Object value = fields.get(name);
  11.     if (field == null) {
  12.       throw new MissingFieldException(value.getClass().getName(), name);
  13.     }
  14.     if (value != null) {
  15.       ExtendedHierarchicalStreamWriterHelper.startNode(
  16.         writer, mapper.serializedMember(source.getClass(), name),
  17.         value.getClass());
  18.       if (field.getType() != value.getClass() && !field.getType().isPrimitive()) {
  19.         String attributeName = mapper.aliasForSystemAttribute(ATTRIBUTE_CLASS);
  20.         if (attributeName != null) {
  21.           writer.addAttribute(attributeName, mapper.serializedClass(value.getClass()));
  22.         }
  23.       }
  24.       context.convertAnother(value);
  25.       writer.endNode();
  26.     }
  27.   }
  28.   writer.endNode();
  29. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public void defaultReadObject() {
  2.   if (serializationMembers.getSerializablePersistentFields(currentType[0]) != null) {
  3.     readFieldsFromStream();
  4.     return;
  5.   }
  6.   if (!reader.hasMoreChildren()) {
  7.     return;
  8.   }
  9.   reader.moveDown();
  10.   if (!reader.getNodeName().equals(ELEMENT_DEFAULT)) {
  11.     throw new ConversionException("Expected <" + ELEMENT_DEFAULT + "/> element in readObject() stream");
  12.   }
  13.   while (reader.hasMoreChildren()) {
  14.     reader.moveDown();
  15.     String fieldName = mapper.realMember(currentType[0], reader.getNodeName());
  16.     if (mapper.shouldSerializeMember(currentType[0], fieldName)) {
  17.       String classAttribute = HierarchicalStreams.readClassAttribute(reader, mapper);
  18.       final Class type;
  19.       if (classAttribute != null) {
  20.         type = mapper.realClass(classAttribute);
  21.       } else {
  22.         type = mapper.defaultImplementationOf(reflectionProvider.getFieldType(result, fieldName, currentType[0]));
  23.       }
  24.       Object value = context.convertAnother(result, type);
  25.       reflectionProvider.writeField(result, fieldName, value, currentType[0]);
  26.     }
  27.     reader.moveUp();
  28.   }
  29.   reader.moveUp();
  30. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public void writeToStream(final Object object) {
  2.   if (object == null) {
  3.     writer.startNode("null");
  4.     writer.endNode();
  5.   } else {
  6.     ExtendedHierarchicalStreamWriterHelper.startNode(writer, mapper.serializedClass(object.getClass()), object.getClass());
  7.     context.convertAnother(object);
  8.     writer.endNode();
  9.   }
  10. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public Object unmarshal(HierarchicalStreamReader reader, UnmarshallingContext context) {
  2.     String methodName = null;
  3.     String declaringClassName = null;
  4.     
  5.     while((methodName == null || declaringClassName == null) && reader.hasMoreChildren()) {
  6.       reader.moveDown();
  7.       
  8.       if (reader.getNodeName().equals("name")) {
  9.         methodName = reader.getValue();
  10.       } else if (reader.getNodeName().equals("clazz")) {
  11.         declaringClassName = reader.getValue();
  12.       }
  13.       reader.moveUp();
  14.     }
  15.     
  16.     Class declaringClass = (Class)javaClassConverter.fromString(declaringClassName);
  17.     try {
  18.       return declaringClass.getDeclaredField(mapper.realMember(declaringClass, methodName));
  19.     } catch (NoSuchFieldException e) {
  20.       throw new ConversionException(e);
  21.     }
  22.   }
  23. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. String attributeName = mapper.aliasForSystemAttribute(ATTRIBUTE_SERIALIZATION);
  2. if (attributeName != null && !ATTRIBUTE_VALUE_CUSTOM.equals(reader.getAttribute(attributeName))) {
  3.   throw new ConversionException("Cannot deserialize object with new readObject()/writeObject() methods");
  4.         reader.moveDown();
  5.         if (!reader.getNodeName().equals(ELEMENT_FIELD)) {
  6.           throw new ConversionException("Expected <" + ELEMENT_FIELD + "/> element inside <" + ELEMENT_FIELD + "/>");
  7.       throw new ConversionException("Expected <" + ELEMENT_FIELDS + "/> or <" +
  8.           ELEMENT_DEFAULT + "/> element when calling ObjectInputStream.readFields()");
  9. while (reader.hasMoreChildren()) {
  10.   reader.moveDown();
  11.   String nodeName = reader.getNodeName();
  12.   if (nodeName.equals(ELEMENT_UNSERIALIZABLE_PARENTS)) {
  13.   String classAttribute = HierarchicalStreams.readClassAttribute(reader, mapper);
  14.     if (classAttribute == null) {
  15.       currentType[0] = mapper.defaultImplementationOf(mapper.realClass(nodeName));
  16.     } else {
  17.       currentType[0] = mapper.realClass(classAttribute);

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. private void write(final String fieldName, final long value, final HierarchicalStreamWriter writer) {
  2.     ExtendedHierarchicalStreamWriterHelper.startNode(writer, mapper.serializedMember(ValueRange.class, fieldName),
  3.       long.class);
  4.     writer.setValue(String.valueOf(value));
  5.     writer.endNode();
  6.   }
  7. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. final Iterator it = reader.getAttributeNames();
  2. systemAttributes.add(mapper.aliasForSystemAttribute("class"));
  3.   final String fieldName = mapper.realMember(resultType, attrName);
  4.   final Field field = reflectionProvider.getFieldOrNull(resultType, fieldName);
  5.   if (field != null) {
  6.     if (Modifier.isTransient(field.getModifiers())) {
  7.     final Class declaringClass = field.getDeclaringClass();
  8.     ConverterMatcher converter = UseAttributeForEnumMapper.isEnum(type)
  9.       ? (ConverterMatcher)enumMapper.getConverterFromItemType(null, type, null)
  10.       : (ConverterMatcher)mapper.getLocalConverter(declaringClass, fieldName);
  11.     if (converter == null) {
  12.       converter = lookup.lookupConverterForType(type);
  13.     .readClassAttribute(reader, mapper);
  14.   if (classAttribute != null) {
  15.     type = mapper.realClass(classAttribute);
  16.   } else {
  17.     type = mapper.defaultImplementationOf(reflectionProvider.getFieldType(
  18.       result, fieldName, classDefiningField));
  19.   final Object value = context.convertAnother(
  20.     result, type,
  21.     mapper.getLocalConverter(field.getDeclaringClass(), field.getName()));

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public Object unmarshal(final HierarchicalStreamReader reader, final UnmarshallingContext context) {
  2.   final Object result = instantiateNewInstance(context);
  3.   final Set seenProperties = new HashSet() {
  4.     public boolean add(Object e) {
  5.       if (!super.add(e)) {
  6.         throw new DuplicatePropertyException(((FastField)e).getName());
  7.       }
  8.       return true;
  9.     }
  10.   };
  11.   Class resultType = result.getClass();
  12.   while (reader.hasMoreChildren()) {
  13.     reader.moveDown();
  14.     String propertyName = mapper.realMember(resultType, reader.getNodeName());
  15.     if (mapper.shouldSerializeMember(resultType, propertyName)) {
  16.       boolean propertyExistsInClass = beanProvider.propertyDefinedInClass(propertyName, resultType);
  18.       if (propertyExistsInClass) {
  19.         Class type = determineType(reader, result, propertyName);
  20.         Object value = context.convertAnother(result, type);
  21.         beanProvider.writeProperty(result, propertyName, value);
  22.         seenProperties.add(new FastField(resultType, propertyName));
  23.       } else if (!mapper.isIgnoredElement(propertyName)) {
  24.         throw new MissingFieldException(resultType.getName(), propertyName);
  25.       }
  26.     }
  27.     reader.moveUp();
  28.   }
  29.   return result;
  30. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. private void writeField(String propertyName, Class fieldType, Object newObj) {
  2.   Class actualType = newObj.getClass();
  3.   Class defaultType = mapper.defaultImplementationOf(fieldType);
  4.   String serializedMember = mapper.serializedMember(source.getClass(), propertyName);
  5.   ExtendedHierarchicalStreamWriterHelper.startNode(writer, serializedMember, actualType);
  6.   if (!actualType.equals(defaultType) && classAttributeName != null) {
  7.     writer.addAttribute(classAttributeName, mapper.serializedClass(actualType));
  8.   }
  9.   context.convertAnother(newObj);
  10.   writer.endNode();
  11. }

代码示例来源：origin: com.thoughtworks.xstream/xstream

  1. public Object unmarshal(final HierarchicalStreamReader reader, final UnmarshallingContext context) {
  2.   final List list = new ArrayList();
  3.   while (reader.hasMoreChildren()) {
  4.     reader.moveDown();
  5.     final Object item;
  6.     final String className = HierarchicalStreams.readClassAttribute(reader, mapper);
  7.     final Class itemType = className == null ? arrayType.getComponentType() : mapper.realClass(className);
  8.     if (Mapper.Null.class.equals(itemType)) {
  9.       item = null;
  10.     } else {
  11.       item = context.convertAnother(null, itemType);
  12.     }
  13.     list.add(item);
  14.     reader.moveUp();
  15.   }
  16.   final Object array = Array.newInstance(arrayType.getComponentType(), list.size());
  17.   for (int i = 0; i < list.size(); ++i) {
  18.     Array.set(array, i, list.get(i));
  19.   }
  20.   return array;
  21. }

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