fix(personal): harden retrieval edge cases

backend/ruoyi-modules/ruoyi-aihr/src/main/java/org/dromara/aihr/personal/service/PersonalRetrievalService.java

@@ -15,6 +15,7 @@ import org.springframework.stereotype.Service;
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.time.DateTimeException;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.HashMap;
@@ -205,9 +206,7 @@ public class PersonalRetrievalService {
             || request.queryText().trim().length() > 1000) {
             throw new IllegalArgumentException("PERSONAL_SEARCH_QUERY_INVALID");
         }
-        if (request.dateFrom() != null && request.dateTo() != null && request.dateFrom().isAfter(request.dateTo())) {
-            throw new IllegalArgumentException("PERSONAL_SEARCH_DATE_RANGE_INVALID");
-        }
+        validateDates(request.dateFrom(), request.dateTo());
         List<Long> itemIds = request.itemIds() == null ? List.of() : request.itemIds().stream().distinct().toList();
         if (itemIds.size() > 100 || itemIds.stream().anyMatch(id -> id == null || id <= 0)) {
             throw new IllegalArgumentException("PERSONAL_SEARCH_ITEM_SCOPE_INVALID");
@@ -231,6 +230,19 @@ public class PersonalRetrievalService {
         args.addAll(itemIds);
     }
 
+    private static void validateDates(LocalDate dateFrom, LocalDate dateTo) {
+        if (dateFrom != null && dateTo != null && dateFrom.isAfter(dateTo)) {
+            throw new IllegalArgumentException("PERSONAL_SEARCH_DATE_INVALID");
+        }
+        if (dateTo != null) {
+            try {
+                dateTo.plusDays(1);
+            } catch (DateTimeException ex) {
+                throw new IllegalArgumentException("PERSONAL_SEARCH_DATE_INVALID");
+            }
+        }
+    }
+
     private static String excerpt(String content) {
         if (content == null) {
             return "";

backend/ruoyi-modules/ruoyi-aihr/src/main/java/org/dromara/aihr/personal/service/PersonalVectorStore.java

@@ -15,6 +15,7 @@ import java.net.http.HttpClient;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
 import java.time.Duration;
+import java.time.DateTimeException;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.ArrayList;
@@ -135,9 +136,7 @@ public class PersonalVectorStore {
         requireOwner(owner);
         ArrayNode vector = parseVector(vectorJson);
         validateDimension(vector.size());
-        if (dateFrom != null && dateTo != null && dateFrom.isAfter(dateTo)) {
-            throw new IllegalArgumentException("PERSONAL_VECTOR_DATE_RANGE_INVALID");
-        }
+        validateDates(dateFrom, dateTo);
         List<Long> scopedItems = itemIds == null ? List.of() : itemIds.stream().distinct().toList();
         if (scopedItems.size() > 100 || scopedItems.stream().anyMatch(id -> id == null || id <= 0)) {
             throw new IllegalArgumentException("PERSONAL_VECTOR_ITEM_SCOPE_INVALID");
@@ -239,7 +238,7 @@ public class PersonalVectorStore {
             }
             return new CollectionMetadata(size.asInt(), result.path("payload_schema"));
         } catch (Exception ex) {
-            log.warn("event=personal_vector_transport_failed exception={}", ex.getClass().getSimpleName());
+            log.warn("event=personal_vector_collection_metadata_invalid exception={}", ex.getClass().getSimpleName());
             throw unavailable();
         }
     }
@@ -308,6 +307,19 @@ public class PersonalVectorStore {
         }
     }
 
+    private static void validateDates(LocalDate dateFrom, LocalDate dateTo) {
+        if (dateFrom != null && dateTo != null && dateFrom.isAfter(dateTo)) {
+            throw new IllegalArgumentException("PERSONAL_SEARCH_DATE_INVALID");
+        }
+        if (dateTo != null) {
+            try {
+                dateTo.plusDays(1);
+            } catch (DateTimeException ex) {
+                throw new IllegalArgumentException("PERSONAL_SEARCH_DATE_INVALID");
+            }
+        }
+    }
+
     private void requireOwner(PersonalOwner owner) {
         if (owner == null || owner.tenantId() == null || owner.tenantId().isBlank() || owner.userId() <= 0) {
             log.warn("event=personal_vector_owner_invalid");
@@ -330,6 +342,10 @@ public class PersonalVectorStore {
             return transport.send(new TransportRequest(method, path,
                 body == null ? "" : objectMapper.writeValueAsString(body), Map.copyOf(headers)));
         } catch (Exception ex) {
+            if (ex instanceof InterruptedException) {
+                Thread.currentThread().interrupt();
+            }
+            log.warn("event=personal_vector_transport_failed exception={}", ex.getClass().getSimpleName());
             throw unavailable();
         }
     }

backend/ruoyi-modules/ruoyi-aihr/src/test/java/org/dromara/aihr/personal/PersonalRetrievalServiceTest.java

@@ -59,8 +59,10 @@ class PersonalRetrievalServiceTest {
         PersonalOwner owner = new PersonalOwner("t", 1, null);
         assertTrue(service.search(owner, new PersonalSearchRequest("q", List.of(SearchScope.ENTERPRISE), null, null, null, 10)).isEmpty());
         assertThrows(IllegalArgumentException.class, () -> service.search(owner, new PersonalSearchRequest(" ", null, null, null, null, 10)));
-        assertThrows(IllegalArgumentException.class, () -> service.search(owner, new PersonalSearchRequest("q", null,
+        assertDateInvalid(() -> service.search(owner, new PersonalSearchRequest("q", null,
             LocalDate.of(2026, 2, 1), LocalDate.of(2026, 1, 1), null, 10)));
+        assertDateInvalid(() -> service.search(owner, new PersonalSearchRequest("q", null,
+            null, LocalDate.MAX, null, 10)));
         verifyNoInteractions(jdbc);
     }
 
@@ -166,4 +168,9 @@ class PersonalRetrievalServiceTest {
     private SearchHitResponse hit(String id, String title) {
         return new SearchHitResponse("PERSONAL", id, title, title + " excerpt", LocalDateTime.of(2026, 1, 1, 0, 0), 1);
     }
+
+    private void assertDateInvalid(org.junit.jupiter.api.function.Executable executable) {
+        IllegalArgumentException error = assertThrows(IllegalArgumentException.class, executable);
+        assertEquals("PERSONAL_SEARCH_DATE_INVALID", error.getMessage());
+    }
 }

backend/ruoyi-modules/ruoyi-aihr/src/test/java/org/dromara/aihr/personal/PersonalVectorStoreTest.java

@@ -144,6 +144,36 @@ class PersonalVectorStoreTest {
         assertEquals(2, posts.get());
     }
 
+    @Test
+    void rejectsOverflowingAndReversedDatesBeforeHttp() {
+        List<PersonalVectorStore.TransportRequest> seen = new ArrayList<>();
+        PersonalVectorStore store = fixture(seen, request -> ok("{}"));
+        PersonalOwner owner = new PersonalOwner("t", 1, null);
+
+        for (List<LocalDate> dates : List.of(
+            java.util.Arrays.asList(null, LocalDate.MAX),
+            List.of(LocalDate.of(2026, 2, 1), LocalDate.of(2026, 1, 1)))) {
+            IllegalArgumentException error = assertThrows(IllegalArgumentException.class,
+                () -> store.query(owner, "[1,2]", 5, dates.get(0), dates.get(1), List.of()));
+            assertEquals("PERSONAL_SEARCH_DATE_INVALID", error.getMessage());
+        }
+        assertTrue(seen.isEmpty());
+    }
+
+    @Test
+    void preservesThreadInterruptWhenTransportIsInterrupted() {
+        PersonalVectorStore store = PersonalVectorStore.forTest(properties(), mapper, request -> {
+            throw new InterruptedException("stop");
+        });
+        try {
+            assertTrue(store.query(new PersonalOwner("t", 1, null), "[1,2]", 5).isEmpty());
+            assertTrue(Thread.currentThread().isInterrupted());
+        } finally {
+            Thread.interrupted();
+        }
+        assertFalse(Thread.currentThread().isInterrupted());
+    }
+
     @Test
     void preservesConfiguredQdrantBasePathPrefix() {
         PersonalKnowledgeProperties properties = properties();