fix getLanguage NPE

src/main/java/com/imyeyu/spring/TimiSpring.java

@@ -356,7 +356,10 @@ public class TimiSpring {
 	public static Language.Enum getLanguage() {
 		String name = getRequestArg("lang");
 		if (TimiJava.isEmpty(name)) {
-			List<Locale.LanguageRange> rangeList = Locale.LanguageRange.parse(getLanguageRaw());
+			name = getLanguageRaw();
+		}
+		if (TimiJava.isNotEmpty(name)) {
+			List<Locale.LanguageRange> rangeList = Locale.LanguageRange.parse(name);
 			for (Locale.LanguageRange item : rangeList) {
 				if (item.getRange().contains("-")) {
 					name = item.getRange();

src/main/java/com/imyeyu/spring/annotation/table/PageIgnore.java

@@ -0,0 +1,21 @@
+package com.imyeyu.spring.annotation.table;
+
+import com.imyeyu.spring.bean.Page;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 在 {@link com.imyeyu.spring.mapper.BaseMapper#page(Page)} 方法忽略查询该属性
+ * <br />
+ * {@link com.imyeyu.spring.service.AbstractEntityService#page(Page)} 同上
+ *
+ * @author 夜雨
+ * @since 2025-12-12 14:54
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface PageIgnore {
+}

src/main/java/com/imyeyu/spring/bean/Multilingual.java

@@ -1,29 +1,23 @@
 package com.imyeyu.spring.bean;
 
+import com.imyeyu.java.bean.Language;
 import com.imyeyu.java.ref.Ref;
-import com.imyeyu.spring.entity.UUIDEntity;
+import com.imyeyu.spring.annotation.table.AutoUUID;
+import com.imyeyu.spring.annotation.table.Id;
+import com.imyeyu.spring.entity.Creatable;
+import com.imyeyu.spring.entity.IDEntity;
 
 /**
  * @author 夜雨
  * @since 2025-10-17 15:21
  */
-public class Multilingual extends UUIDEntity {
+public class Multilingual extends Language implements IDEntity<String>, Creatable {
 
-	protected String key;
+	@Id
+	@AutoUUID
+	protected String id;
 
-	protected String zhCN;
-
-	protected String zhTW;
-
-	protected String enUS;
-
-	protected String ruRU;
-
-	protected String koKR;
-
-	protected String jaJP;
-
-	protected String deDE;
+	protected Long createdAt;
 
 	/**
 	 * 获取指定语言值
@@ -31,7 +25,7 @@ public class Multilingual extends UUIDEntity {
 	 * @param language 指定语言
 	 * @return 值
 	 */
-	public String getValue(com.imyeyu.java.bean.Language language) {
+	public String getValue(Language.Enum language) {
 		try {
 			return Ref.getFieldValue(this, language.toString().replace("_", ""), String.class);
 		} catch (IllegalAccessException e) {
@@ -39,67 +33,23 @@ public class Multilingual extends UUIDEntity {
 		}
 	}
 
-	public String getKey() {
-		return key;
+	@Override
+	public String getId() {
+		return id;
 	}
 
-	public void setKey(String key) {
-		this.key = key;
+	@Override
+	public void setId(String id) {
+		this.id = id;
 	}
 
-	public String getZhCN() {
-		return zhCN;
+	@Override
+	public Long getCreatedAt() {
+		return createdAt;
 	}
 
-	public void setZhCN(String zhCN) {
-		this.zhCN = zhCN;
-	}
-
-	public String getZhTW() {
-		return zhTW;
-	}
-
-	public void setZhTW(String zhTW) {
-		this.zhTW = zhTW;
-	}
-
-	public String getEnUS() {
-		return enUS;
-	}
-
-	public void setEnUS(String enUS) {
-		this.enUS = enUS;
-	}
-
-	public String getRuRU() {
-		return ruRU;
-	}
-
-	public void setRuRU(String ruRU) {
-		this.ruRU = ruRU;
-	}
-
-	public String getKoKR() {
-		return koKR;
-	}
-
-	public void setKoKR(String koKR) {
-		this.koKR = koKR;
-	}
-
-	public String getJaJP() {
-		return jaJP;
-	}
-
-	public void setJaJP(String jaJP) {
-		this.jaJP = jaJP;
-	}
-
-	public String getDeDE() {
-		return deDE;
-	}
-
-	public void setDeDE(String deDE) {
-		this.deDE = deDE;
+	@Override
+	public void setCreatedAt(Long createdAt) {
+		this.createdAt = createdAt;
 	}
 }

src/main/java/com/imyeyu/spring/bean/Page.java

@@ -61,7 +61,7 @@ public class Page<T> extends BasePage {
 	}
 
 	public void addOrder(String field, BaseMapper.OrderType orderType) {
-		orderMap = TimiJava.firstNotNull(orderMap, new LinkedHashMap<>());
+		orderMap = TimiJava.defaultIfNull(orderMap, new LinkedHashMap<>());
 		orderMap.put(Text.camelCase2underscore(field), orderType);
 	}
 }

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

@@ -1,6 +1,7 @@
 package com.imyeyu.spring.util;
 
 import com.imyeyu.java.TimiJava;
+import com.imyeyu.java.bean.CallbackArgReturn;
 import com.imyeyu.java.bean.timi.TimiCode;
 import com.imyeyu.java.bean.timi.TimiException;
 import com.imyeyu.java.ref.Ref;
@@ -8,6 +9,7 @@ import com.imyeyu.spring.annotation.table.AutoUUID;
 import com.imyeyu.spring.annotation.table.Column;
 import com.imyeyu.spring.annotation.table.DeleteColumn;
 import com.imyeyu.spring.annotation.table.Id;
+import com.imyeyu.spring.annotation.table.PageIgnore;
 import com.imyeyu.spring.annotation.table.Table;
 import com.imyeyu.spring.annotation.table.Transient;
 import com.imyeyu.spring.bean.Page;
@@ -53,7 +55,7 @@ public class SQLProvider {
 	public String listByPage(ProviderContext context, @Param("page") Page<?> page) {
 		EntityMeta meta = getEntityMeta(context);
 		StringBuilder sql = new StringBuilder();
-		sql.append("SELECT %s FROM `%s` WHERE 1 = 1".formatted(meta.selectAllClause, meta.table));
+		sql.append("SELECT %s FROM `%s` WHERE 1 = 1".formatted(meta.selectPageClause, meta.table));
 		if (meta.canDelete) {
 			sql.append(" AND (`deleted_at` IS NULL OR %s < `deleted_at`)".formatted(Time.now()));
 		}
@@ -367,6 +369,9 @@ public class SQLProvider {
 		/** 查询字段映射 */
 		final String selectAllClause;
 
+		/** 页面查询字段映射 */
+		final String selectPageClause;
+
 		/** ID 字段 */
 		final FieldColumn idFieldColumn;
 
@@ -400,8 +405,6 @@ public class SQLProvider {
 				TimiException.required(this.table, String.format("empty table annotation value for %s entity", entityClass.getName()));
 			}
 			List<Field> allFieldList = Ref.listAllFields(entityClass);
-
-			StringBuilder selectAllClause = new StringBuilder();
 			FieldColumn idFieldColumn = null;
 			List<FieldColumn> fieldColumnList = new ArrayList<>();
 			for (int i = 0; i < allFieldList.size(); i++) {
@@ -414,21 +417,10 @@ public class SQLProvider {
 					TimiException.requiredNull(idFieldColumn, String.format("multi id field for %s entity", entityClass.getName()));
 					idFieldColumn = fieldColumn;
 				}
-				{
-					Column column = field.getAnnotation(Column.class);
-					if (column == null) {
-						selectAllClause.append('`').append(fieldColumn.columnName).append('`');
-						selectAllClause.append(',');
-					} else {
-						// 处理自定义映射列名
-						selectAllClause.append('`').append(column.value()).append('`');
-						selectAllClause.append(" AS `").append(fieldColumn.fieldName).append('`');
-						selectAllClause.append(',');
-					}
-				}
 				fieldColumnList.add(fieldColumn);
 			}
-			this.selectAllClause = selectAllClause.substring(0, selectAllClause.length() - 1);
+			this.selectAllClause = buildSelectClause(fieldColumnList, null);
+			this.selectPageClause = buildSelectClause(fieldColumnList, fc -> !fc.getField().isAnnotationPresent(PageIgnore.class));
 			this.idFieldColumn = idFieldColumn;
 			this.fieldColumnList = List.of(fieldColumnList.toArray(new FieldColumn[0])); // 转为只读
 			canCreate = Creatable.class.isAssignableFrom(entityClass);
@@ -437,6 +429,28 @@ public class SQLProvider {
 			canDestroy = Destroyable.class.isAssignableFrom(entityClass);
 		}
 
+		private String buildSelectClause(List<FieldColumn> fieldColumnList, CallbackArgReturn<FieldColumn, Boolean> callback) {
+			StringBuilder sb = new StringBuilder();
+			for (int i = 0; i < fieldColumnList.size(); i++) {
+				FieldColumn fieldColumn = fieldColumnList.get(i);
+				Field field = fieldColumn.getField();
+				if (callback != null && !callback.handler(fieldColumn)) {
+					continue;
+				}
+				Column column = field.getAnnotation(Column.class);
+				if (column == null) {
+					sb.append('`').append(fieldColumn.columnName).append('`');
+					sb.append(',');
+				} else {
+					// 自定义映射列名
+					sb.append('`').append(column.value()).append('`');
+					sb.append(" AS `").append(fieldColumn.fieldName).append('`');
+					sb.append(',');
+				}
+			}
+			return sb.substring(0, sb.length() - 1);
+		}
+
 		public Class<?> getEntityClass() {
 			return entityClass;
 		}