? public class BaseController : Controller
??? {
??????? /// <summary>
??????? /// 方法1
??????? /// </summary>
??????? public TestModelContext db
??????? {
??????????? get {
??????????????? TestModelContext db = CallContext.GetData("DB") as TestModelContext;
??????????????? if (db == null)
??????????????? {
??????????????????? db = new TestModelContext();
??????????????????? CallContext.SetData("DB", db);

??????????????? }
??????????????? return db;

??????????? }
??????? }
??????? /// <summary>
??????? /// 方法2
??????? /// </summary>
??????? public TestModelContext DB2
??????? {
??????????? get {
??????????????? TestModelContext db = null;
??????????????? if (HttpContext.Items["db1"] == null)
??????????????? {
??????????????????? db = new TestModelContext();
??????????????????? HttpContext.Items["db1"] = db;
??????????????? }
??????????????? else {
??????????????????? db = HttpContext.Items["db1"] as TestModelContext;
??????????????? }
??????????????? return db;
??????????? }
??????? }
??? }

轉載于:https://www.cnblogs.com/yuesebote/p/10581267.html

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