public Tag unmarshall(JsonUnmarshallerContext context) throws Exception {
    Tag tag = new Tag();

    int originalDepth = context.getCurrentDepth();
    String currentParentElement = context.getCurrentParentElement();
    int targetDepth = originalDepth + 1;

    JsonToken token = context.getCurrentToken();
    if (token == null) token = context.nextToken();
    if (token == VALUE_NULL) return null;

    while (true) {
      if (token == null) break;

      if (token == FIELD_NAME || token == START_OBJECT) {
        if (context.testExpression("Key", targetDepth)) {
          context.nextToken();
          tag.setKey(context.getUnmarshaller(String.class).unmarshall(context));
        }
        if (context.testExpression("Value", targetDepth)) {
          context.nextToken();
          tag.setValue(context.getUnmarshaller(String.class).unmarshall(context));
        }
      } else if (token == END_ARRAY || token == END_OBJECT) {
        if (context.getLastParsedParentElement() == null
            || context.getLastParsedParentElement().equals(currentParentElement)) {
          if (context.getCurrentDepth() <= originalDepth) break;
        }
      }
      token = context.nextToken();
    }

    return tag;
  }
示例#2
0
 /**
  * Tag key, a string. The key must not start with "aws:".
  *
  * @param key Tag key, a string. The key must not start with "aws:".
  * @return Returns a reference to this object so that method calls can be chained together.
  */
 public Tag withKey(String key) {
   setKey(key);
   return this;
 }