add RawMapper

src/main/java/com/imyeyu/spring/util/RawSQLProvider.java

@@ -0,0 +1,49 @@
+package com.imyeyu.spring.util;
+
+import com.imyeyu.java.bean.timi.TimiException;
+import com.imyeyu.spring.mapper.BaseMapper;
+import org.apache.ibatis.builder.annotation.ProviderContext;
+
+import java.util.stream.Collectors;
+
+/**
+ * 原始 Mapper SQL 代理器
+ *
+ * @author 夜雨
+ * @since 2026-01-05 13:00
+ */
+public class RawSQLProvider extends SQLProvider {
+
+	@Override
+	public String selectAll(ProviderContext context) {
+		EntityMeta meta = getEntityMeta(context);
+		return "SELECT * FROM %s WHERE 1 = 1".formatted(meta.table);
+	}
+
+	@Override
+	public String select(ProviderContext context, Object id) {
+		EntityMeta meta = getEntityMeta(context);
+		TimiException.required(meta.idFieldColumn, "not found id field in %s".formatted(meta.entityClass));
+		return "SELECT %s FROM `%s` WHERE `%s` = #{%s}".formatted(meta.selectAllClause, meta.table, meta.idFieldColumn.columnName, id) + " LIMIT 1";
+	}
+
+	@Override
+	public String selectByExample(Object entity) {
+		return selectAllByExample(entity) + BaseMapper.LIMIT_1;
+	}
+
+	@Override
+	public String selectAllByExample(Object entity) {
+		EntityMeta meta = getEntityMeta(entity.getClass());
+		String conditionClause = meta.fieldColumnList.stream()
+		                                             .filter(fc -> fc.isNotEmpty(entity))
+		                                             .map(fc -> "`%s` = #{%s}".formatted(fc.columnName, fc.fieldName))
+		                                             .collect(Collectors.joining(" AND "));
+		return "SELECT %s FROM `%s` WHERE %s".formatted(meta.selectAllClause, meta.table, conditionClause);
+	}
+
+	@Override
+	public String deleteAllByExample(Object entity) {
+		return super.deleteAllByExample(entity);
+	}
+}