init lserp cs 5.0

2026-07-10 15:25:05 +08:00
commit 90f3fda86a
3799 changed files with 976868 additions and 0 deletions
@@ -0,0 +1,47 @@
+using System;
+using System.Data;
+using Zhaizj.Framework;
+using Zhaizj.Framework.Data;
+using Zhaizj.Framework.Log;
+
+namespace Zhaizj.Framework.ORM.Operation {
+
+    internal class CountOperation {
+
+        private static readonly ILog logger = LogManager.GetLogger( typeof( CountOperation ) );
+
+        public static int Count( Type t ) {
+            return Count( t, "" );
+        }
+
+        public static int Count( Type t, String condition ) {
+            return Count( condition, Entity.GetInfo( t ) );
+        }
+
+        private static int Count( String condition, EntityInfo entityInfo ) {
+            String countSql;
+            int result = 0;
+            SqlBuilder builder = new SqlBuilder( entityInfo );
+            if (strUtil.IsNullOrEmpty( condition )) {
+                countSql = String.Format( "select count(*) from {0}", entityInfo.TableName );
+            }
+            else {
+                countSql = builder.GetCountSql( condition );
+            }
+            logger.Info( LoggerUtil.SqlPrefix+"[Count(String condition) Sql]:" + countSql );
+            IDbCommand command = DataFactory.GetCommand( countSql, DbContext.getConnection( entityInfo ) );
+            try {
+                result = cvt.ToInt( command.ExecuteScalar() );
+            }
+            catch (Exception exception) {
+                logger.Error( exception.Message );
+                throw exception;
+            }
+
+            return result;
+        }
+
+
+    }
+}
+