Merge pull request 'v0.0.20' (#20) from dev into master

Reviewed-on: #20

pom.xml

@@ -13,7 +13,7 @@
 
 	<groupId>com.imyeyu.spring</groupId>
 	<artifactId>timi-spring</artifactId>
-	<version>0.0.19</version>
+	<version>0.0.20</version>
 	<packaging>jar</packaging>
 
 	<properties>
@@ -141,7 +141,7 @@
 		<dependency>
 			<groupId>com.imyeyu.io</groupId>
 			<artifactId>timi-io</artifactId>
-			<version>0.0.5</version>
+			<version>0.0.6</version>
 		</dependency>
 		<dependency>
 			<groupId>com.imyeyu.java</groupId>

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

@@ -31,6 +31,7 @@ import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.stream.Collectors;
@@ -81,6 +82,21 @@ public abstract class BaseSQLProvider {
 	 * @return SQL
 	 */
 	protected String buildSelectByPageSQL(EntityMeta meta, String tableName, Page<?> page, String offset, String limit) {
+		return buildSelectByPageSQL(meta, tableName, page, offset, limit, "");
+	}
+
+	/**
+	 * 构建分页查询 SQL
+	 *
+	 * @param meta              实体元数据
+	 * @param tableName         表名
+	 * @param page              分页参数
+	 * @param offset            偏移量占位符
+	 * @param limit             限制数量占位符
+	 * @param pageParameterPath Page 参数路径前缀
+	 * @return SQL
+	 */
+	protected String buildSelectByPageSQL(EntityMeta meta, String tableName, Page<?> page, String offset, String limit, String pageParameterPath) {
 		StringBuilder sql = new StringBuilder();
 		sql.append("SELECT %s FROM `%s` WHERE 1 = 1".formatted(meta.selectPageClause, tableName));
 
@@ -88,7 +104,11 @@ public abstract class BaseSQLProvider {
 		appendSoftDeleteCondition(sql, meta);
 
 		// 添加 Page 查询条件
+		if (pageParameterPath.isEmpty()) {
 			appendPageConditions(sql, page);
+		} else {
+			appendPageConditions(sql, page, pageParameterPath);
+		}
 
 		// 添加排序
 		appendOrderBy(sql, meta, page);
@@ -107,6 +127,19 @@ public abstract class BaseSQLProvider {
 	 * @return SQL
 	 */
 	protected String buildCountByPageSQL(EntityMeta meta, String tableName, Page<?> page) {
+		return buildCountByPageSQL(meta, tableName, page, "");
+	}
+
+	/**
+	 * 构建分页统计 SQL
+	 *
+	 * @param meta              实体元数据
+	 * @param tableName         表名
+	 * @param page              分页参数
+	 * @param pageParameterPath Page 参数路径前缀
+	 * @return SQL
+	 */
+	protected String buildCountByPageSQL(EntityMeta meta, String tableName, Page<?> page, String pageParameterPath) {
 		StringBuilder sql = new StringBuilder();
 		sql.append("SELECT COUNT(*) FROM `%s` WHERE 1 = 1".formatted(tableName));
 
@@ -114,7 +147,11 @@ public abstract class BaseSQLProvider {
 		appendSoftDeleteCondition(sql, meta);
 
 		// 添加 Page 查询条件
+		if (pageParameterPath.isEmpty()) {
 			appendPageConditions(sql, page);
+		} else {
+			appendPageConditions(sql, page, pageParameterPath);
+		}
 
 		return sql.toString();
 	}
@@ -138,30 +175,82 @@ public abstract class BaseSQLProvider {
 	 * @param page 分页参数
 	 */
 	protected void appendPageConditions(StringBuilder sql, Page<?> page) {
+		appendPageConditions(sql, page, "");
+	}
+
+	/**
+	 * 添加 Page 查询条件
+	 *
+	 * @param sql               SQL 构建器
+	 * @param page              分页参数
+	 * @param pageParameterPath Page 参数路径前缀
+	 */
+	protected void appendPageConditions(StringBuilder sql, Page<?> page, String pageParameterPath) {
 		// 精准查询
-		if (TimiJava.isNotEmpty(page.getEqualsExample())) {
+		appendPageExampleConditions(
-			Object obj = page.getEqualsExample();
+			sql,
-			EntityMeta metaExample = getEntityMeta(obj.getClass());
+			page.getEqualsExample(),
-			String conditionClause = metaExample.fieldColumnList.stream()
+			page.getEqualsLogic(),
-			                                                    .filter(fc -> fc.isNotEmpty(obj))
+			false,
-			                                                    .map(fc -> "`%s` = '%s'".formatted(fc.columnName, fc.getAsString(obj)))
+			pageParameterPath
-			                                                    .collect(Collectors.joining(" %s ".formatted(page.getEqualsLogic())));
+		);
-			if (TimiJava.isNotEmpty(conditionClause)) {
+
-				sql.append(" AND ").append(conditionClause);
-			}
-		}
 		// 模糊查询
-		if (TimiJava.isNotEmpty(page.getLikesExample())) {
+		appendPageExampleConditions(
-			Object obj = page.getLikesExample();
+			sql,
-			EntityMeta metaExample = getEntityMeta(obj.getClass());
+			page.getLikesExample(),
+			page.getLikesLogic(),
+			true,
+			pageParameterPath
+		);
+	}
+
+	/**
+	 * 添加一组 Page 示例条件
+	 *
+	 * @param sql               SQL 构建器
+	 * @param example           示例对象
+	 * @param logic             条件连接逻辑
+	 * @param likes             是否使用模糊匹配
+	 * @param pageParameterPath Page 参数路径前缀
+	 */
+	private void appendPageExampleConditions(StringBuilder sql, Object example, Logic logic, boolean likes, String pageParameterPath) {
+		if (TimiJava.isEmpty(example)) {
+			return;
+		}
+		EntityMeta metaExample = getEntityMeta(example.getClass());
+		String parameterPrefix = "%s%s.".formatted(pageParameterPath, likes ? "likesExample" : "equalsExample");
 		String conditionClause = metaExample.fieldColumnList.stream()
-			                                                    .filter(fc -> fc.isNotEmpty(obj))
+		                                                    .map(fc -> buildPageCondition(fc, example, likes, parameterPrefix))
-			                                                    .map(fc -> "`%s` LIKE CONCAT('%%', '%s', '%%')".formatted(fc.columnName, fc.getAsString(obj)))
+		                                                    .filter(Objects::nonNull)
-			                                                    .collect(Collectors.joining(" %s ".formatted(page.getLikesLogic())));
+		                                                    .collect(Collectors.joining(" %s ".formatted(logic == null ? Logic.AND : logic)));
 		if (TimiJava.isNotEmpty(conditionClause)) {
 			sql.append(" AND (").append(conditionClause).append(')');
 		}
 	}
+
+	/**
+	 * 构建单个 Page 示例条件
+	 *
+	 * @param fieldColumn       字段元数据
+	 * @param example           示例对象
+	 * @param likes             是否使用模糊匹配
+	 * @param parameterPrefix   参数路径前缀
+	 * @return 条件子句；字段值为空时返回 null
+	 */
+	private String buildPageCondition(FieldColumn fieldColumn, Object example, boolean likes, String parameterPrefix) {
+		Object value = fieldColumn.getValue(example);
+		if (TimiJava.isEmpty(value)) {
+			return null;
+		}
+		if (value instanceof Boolean booleanValue) {
+			return "`%s` IS %s".formatted(fieldColumn.columnName, booleanValue ? "TRUE" : "FALSE");
+		}
+		String parameter = "#{%s%s}".formatted(parameterPrefix, fieldColumn.fieldName);
+		if (likes) {
+			return "`%s` LIKE CONCAT('%%', %s, '%%')".formatted(fieldColumn.columnName, parameter);
+		}
+		return "`%s` = %s".formatted(fieldColumn.columnName, parameter);
 	}
 
 	/**
@@ -648,11 +737,7 @@ public abstract class BaseSQLProvider {
 		 * @return true 为 null
 		 */
 		public boolean isNull(Object entity) {
-			try {
+			return getValue(entity) == null;
-				return Ref.getFieldValue(entity, field, Object.class) == null;
-			} catch (IllegalAccessException e) {
-				throw new RuntimeException(e);
-			}
 		}
 
 		/**
@@ -672,11 +757,7 @@ public abstract class BaseSQLProvider {
 		 * @return true 为空
 		 */
 		public boolean isEmpty(Object entity) {
-			try {
+			return TimiJava.isEmpty(getValue(entity));
-				return TimiJava.isEmpty(Ref.getFieldValue(entity, field, Object.class));
-			} catch (IllegalAccessException e) {
-				throw new RuntimeException(e);
-			}
 		}
 
 		/**
@@ -696,8 +777,18 @@ public abstract class BaseSQLProvider {
 		 * @return 字符串值
 		 */
 		public String getAsString(Object obj) {
+			return getValue(obj).toString();
+		}
+
+		/**
+		 * 获取字段值
+		 *
+		 * @param entity 实体
+		 * @return 字段值
+		 */
+		public Object getValue(Object entity) {
 			try {
-				return field.get(obj).toString();
+				return Ref.getFieldValue(entity, field, Object.class);
 			} catch (IllegalAccessException e) {
 				throw new RuntimeException(e);
 			}

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

@@ -25,7 +25,7 @@ public class DynamicTableSQLProvider extends BaseSQLProvider {
 	 */
 	public String selectByPage(ProviderContext context, @Param("tableName") String tableName, @Param("page") Page<?> page) {
 		EntityMeta meta = getEntityMeta(context);
-		return buildSelectByPageSQL(meta, tableName, page, "#{page.offset}", "#{page.limit}");
+		return buildSelectByPageSQL(meta, tableName, page, "#{page.offset}", "#{page.limit}", "page.");
 	}
 
 	/**
@@ -38,7 +38,7 @@ public class DynamicTableSQLProvider extends BaseSQLProvider {
 	 */
 	public String countByPage(ProviderContext context, @Param("tableName") String tableName, @Param("page") Page<?> page) {
 		EntityMeta meta = getEntityMeta(context);
-		return buildCountByPageSQL(meta, tableName, page);
+		return buildCountByPageSQL(meta, tableName, page, "page.");
 	}
 
 	/**

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

@@ -30,7 +30,7 @@ public class SQLProvider extends BaseSQLProvider {
 	 */
 	public String selectByPage(ProviderContext context, @Param("page") Page<?> page) {
 		EntityMeta meta = getEntityMeta(context);
-		return buildSelectByPageSQL(meta, meta.table, page, "#{offset}", "#{limit}");
+		return buildSelectByPageSQL(meta, meta.table, page, "#{offset}", "#{limit}", "");
 	}
 
 	/**
@@ -42,7 +42,7 @@ public class SQLProvider extends BaseSQLProvider {
 	 */
 	public String countByPage(ProviderContext context, @Param("page") Page<?> page) {
 		EntityMeta meta = getEntityMeta(context);
-		return buildCountByPageSQL(meta, meta.table, page);
+		return buildCountByPageSQL(meta, meta.table, page, "");
 	}
 
 	/**