com.google.gson.annotations.Expose#serialize ( )源码实例Demo

public boolean excludeField(Field field, boolean serialize) {
    if ((this.modifiers & field.getModifiers()) != 0) {
        return true;
    }
    if (this.version != IGNORE_VERSIONS && !isValidVersion((Since) field.getAnnotation(Since.class), (Until) field.getAnnotation(Until.class))) {
        return true;
    }
    if (field.isSynthetic()) {
        return true;
    }
    if (this.requireExpose) {
        Expose annotation = (Expose) field.getAnnotation(Expose.class);
        if (annotation == null || (serialize ? !annotation.serialize() : !annotation.deserialize())) {
            return true;
        }
    }
    if (!this.serializeInnerClasses && isInnerClass(field.getType())) {
        return true;
    }
    if (isAnonymousOrLocal(field.getType())) {
        return true;
    }
    List<ExclusionStrategy> list = serialize ? this.serializationStrategies : this.deserializationStrategies;
    if (!list.isEmpty()) {
        FieldAttributes fieldAttributes = new FieldAttributes(field);
        for (ExclusionStrategy exclusionStrategy : list) {
            if (exclusionStrategy.shouldSkipField(fieldAttributes)) {
                return true;
            }
        }
    }
    return false;
}
 

@Override
protected JsonIgnore getJsonIgnore(Annotation[] annotations) {

    JsonIgnore jsoniterObj = super.getJsonIgnore(annotations);
    if (jsoniterObj != null) {
        return jsoniterObj;
    }
    if (builder().excludeFieldsWithoutExposeAnnotation) {
        final Expose gsonObj = getAnnotation(
                annotations, Expose.class);
        if (gsonObj != null) {
            return new JsonIgnore() {
                @Override
                public boolean ignoreDecoding() {
                    return !gsonObj.deserialize();
                }

                @Override
                public boolean ignoreEncoding() {
                    return !gsonObj.serialize();
                }

                @Override
                public Class<? extends Annotation> annotationType() {
                    return JsonIgnore.class;
                }
            };
        }
        return new JsonIgnore() {
            @Override
            public boolean ignoreDecoding() {
                return true;
            }

            @Override
            public boolean ignoreEncoding() {
                return true;
            }

            @Override
            public Class<? extends Annotation> annotationType() {
                return JsonIgnore.class;
            }
        };
    }
    return null;
}
 

@Override
public boolean shouldSkipField(FieldAttributes fieldAttributes) {
    final Expose expose = fieldAttributes.getAnnotation(Expose.class);
    return expose != null && !expose.serialize();
}
 

public boolean excludeField(Field field, boolean serialize) {
  if ((modifiers & field.getModifiers()) != 0) {
    return true;
  }

  if (version != Excluder.IGNORE_VERSIONS
      && !isValidVersion(field.getAnnotation(Since.class), field.getAnnotation(Until.class))) {
    return true;
  }

  if (field.isSynthetic()) {
    return true;
  }

  if (requireExpose) {
    Expose annotation = field.getAnnotation(Expose.class);
    if (annotation == null || (serialize ? !annotation.serialize() : !annotation.deserialize())) {
      return true;
    }
  }

  if (!serializeInnerClasses && isInnerClass(field.getType())) {
    return true;
  }

  if (isAnonymousOrLocal(field.getType())) {
    return true;
  }

  List<ExclusionStrategy> list = serialize ? serializationStrategies : deserializationStrategies;
  if (!list.isEmpty()) {
    FieldAttributes fieldAttributes = new FieldAttributes(field);
    for (ExclusionStrategy exclusionStrategy : list) {
      if (exclusionStrategy.shouldSkipField(fieldAttributes)) {
        return true;
      }
    }
  }

  return false;
}
 

public boolean excludeField(Field field, boolean serialize) {
  if ((modifiers & field.getModifiers()) != 0) {
    return true;
  }

  if (version != Excluder.IGNORE_VERSIONS
      && !isValidVersion(field.getAnnotation(Since.class), field.getAnnotation(Until.class))) {
    return true;
  }

  if (field.isSynthetic()) {
    return true;
  }

  if (requireExpose) {
    Expose annotation = field.getAnnotation(Expose.class);
    if (annotation == null || (serialize ? !annotation.serialize() : !annotation.deserialize())) {
      return true;
    }
  }

  if (!serializeInnerClasses && isInnerClass(field.getType())) {
    return true;
  }

  if (isAnonymousOrLocal(field.getType())) {
    return true;
  }

  List<ExclusionStrategy> list = serialize ? serializationStrategies : deserializationStrategies;
  if (!list.isEmpty()) {
    FieldAttributes fieldAttributes = new FieldAttributes(field);
    for (ExclusionStrategy exclusionStrategy : list) {
      if (exclusionStrategy.shouldSkipField(fieldAttributes)) {
        return true;
      }
    }
  }

  return false;
}