ai模块修改

urbanLifelineServ/common/common-utils/src/main/java/org/xyzh/common/utils/json/StringArrayTypeHandler.java

@@ -0,0 +1,59 @@
+package org.xyzh.common.utils.json;
+
+import org.apache.ibatis.type.BaseTypeHandler;
+import org.apache.ibatis.type.JdbcType;
+import org.apache.ibatis.type.MappedTypes;
+
+import java.sql.CallableStatement;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * @description    PostgreSQL VARCHAR数组类型处理器
+ * @filename    StringArrayTypeHandler.java
+ * @author    yslg
+ * @copyright yslg
+ * @since 2025-12-15
+ */
+@MappedTypes({List.class})
+public class StringArrayTypeHandler extends BaseTypeHandler<List<String>> {
+
+    @Override
+    public void setNonNullParameter(PreparedStatement ps, int i, List<String> parameter, JdbcType jdbcType) throws SQLException {
+        if (parameter == null || parameter.isEmpty()) {
+            ps.setArray(i, null);
+        } else {
+            ps.setArray(i, ps.getConnection().createArrayOf("varchar", parameter.toArray()));
+        }
+    }
+
+    @Override
+    public List<String> getNullableResult(ResultSet rs, String columnName) throws SQLException {
+        java.sql.Array array = rs.getArray(columnName);
+        return parseArray(array);
+    }
+
+    @Override
+    public List<String> getNullableResult(ResultSet rs, int columnIndex) throws SQLException {
+        java.sql.Array array = rs.getArray(columnIndex);
+        return parseArray(array);
+    }
+
+    @Override
+    public List<String> getNullableResult(CallableStatement cs, int columnIndex) throws SQLException {
+        java.sql.Array array = cs.getArray(columnIndex);
+        return parseArray(array);
+    }
+
+    private List<String> parseArray(java.sql.Array array) throws SQLException {
+        if (array == null) {
+            return null;
+        }
+        Object[] objects = (Object[]) array.getArray();
+        return new ArrayList<>(Arrays.asList((String[]) objects));
+    }
+}