x

src/main/java/com/egolm/common/jdbc/JdbcTemplate.java

@@ -285,6 +285,14 @@ public class JdbcTemplate extends org.springframework.jdbc.core.JdbcTemplate {
 		return delete_count;
 	}
 	
+	public int batchDelete(Object... objs) {
+		Sql desc = dialect.argsDelete(obj);
+	}
+	
+	public int batchDelete(List<Object> objs) {
+		return this.batchDelete(objs.toArray());
+	}
+	
 	public int deleteByField(Object obj, String... byFields) {
 		Desc desc = dialect.getDesc(obj.getClass());
 		Map<String, Object> columnsMap = dialect.getColumnValueByField(obj, byFields);

src/main/java/com/egolm/common/jdbc/dialect/AbstractDialect.java

@@ -124,6 +124,33 @@ public abstract class AbstractDialect implements Dialect {
 		return new Sql(sql, args.toArray());
 	}
 	
+	public Sql batchDelete(Object[] objs) {
+		if(objs.length > 0) {
+			Class<?> clz = objs[0].getClass();
+			Desc i_table = new Desc(clz);
+			String table_name = i_table.getName();
+			String[] pk_fields = i_table.getFieldPkNames();
+			String[] pk_columns = i_table.getColumnPkNames();
+			Object[][] vals = new Object[objs.length][];
+			for(int k = 0; k < objs.length; k++) {
+				Object obj = objs[k];
+				List<Object> args = new ArrayList<Object>();
+				for(int i = 0; i < pk_fields.length; i++) {
+					Object arg = ReflexUtil.readField(pk_fields[i], obj);
+					if(arg != null && arg instanceof Date) {
+						arg = new Timestamp(((Date)arg).getTime());
+					}
+					args.add(arg);
+				}
+				vals[k] = args.toArray();
+			}
+			String sql = "delete from " + table_name + StringUtil.join(" = ? and ", " where ", " = ?", pk_columns);
+			return new Sql(sql, vals);
+		} else {
+			throw new RuntimeException("DataArray can't be null");
+		}
+	}
+	
 	public Sql argsUpdate(Object obj) {
 		Class<?> clz = obj.getClass();
 		Desc i_table = new Desc(clz);

src/main/java/com/egolm/common/jdbc/dialect/Dialect.java

@@ -60,6 +60,8 @@ public interface Dialect {
 	 */
 	public Sql argsDelete(Object obj);
 	
+	public Sql batchDelete(Object[] obj);
+	
 	/**
 	 * 生成删除SQL语句
 	 * @param tableName