using System; namespace MySystem.Entity { /// /// 文件项 /// public class UnionPayFileItem { private byte[] content; private string fileName; private string mimeType; public UnionPayFileItem(byte[] content, string fileName, string mimeType) { this.content = content; this.fileName = fileName; this.mimeType = mimeType; } public UnionPayFileItem(string fileName, byte[] content) { this.content = content; this.fileName = fileName; this.mimeType = "application/octet-stream"; // 默认MIME类型 } public byte[] GetContent() { return content; } public string GetFileName() { return fileName; } public string GetMimeType() { return mimeType; } } }