Fix LOCATE search exception while fetching data: Parameter 2 of function 'locate()' has type 'STRING',

dependencies/pom.xml

@@ -20,7 +20,7 @@
     <joda-time.version>2.12.7</joda-time.version>
     <graphql-java-extended-scalars.version>22.0</graphql-java-extended-scalars.version>
     <jakarta.persistence-api.version>3.1.0</jakarta.persistence-api.version>
-    <hibernate.version>6.5.2.Final</hibernate.version>
+    <hibernate.version>6.5.3.Final</hibernate.version>
   </properties>
 
   <dependencyManagement>

schema/src/main/java/com/introproventures/graphql/jpa/query/schema/impl/JpaPredicateBuilder.java

@@ -18,6 +18,7 @@
 
 import com.introproventures.graphql.jpa.query.schema.impl.PredicateFilter.Criteria;
 import graphql.language.NullValue;
+import jakarta.persistence.Column;
 import jakarta.persistence.criteria.CriteriaBuilder;
 import jakarta.persistence.criteria.Expression;
 import jakarta.persistence.criteria.From;
@@ -44,6 +45,7 @@
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Optional;
 import java.util.Set;
 import java.util.UUID;
 
@@ -825,7 +827,7 @@ private Predicate getTypedPredicate(From<?, ?> from, Path<?> field, PredicateFil
         } // TODO need better detection mechanism
         else if (Object.class.isAssignableFrom(type)) {
             if (filter.getCriterias().contains(PredicateFilter.Criteria.LOCATE)) {
-                return cb.gt(cb.locate(from.<String>get(filter.getField()), value.toString()), 0);
+                return cb.gt(cb.locate(field.as(String.class), value.toString()), 0);
             } else {
                 Object object = value;
 

schema/src/test/java/com/introproventures/graphql/jpa/query/converter/GraphQLJpaConverterTests.java

@@ -50,7 +50,7 @@
 @SpringBootTest(
     properties = {
         "spring.sql.init.data-locations=GraphQLJpaConverterTests.sql",
-        "spring.datasource.url=jdbc:h2:mem:db;NON_KEYWORDS=VALUE",
+        "spring.datasource.url=jdbc:h2:mem:db;NON_KEYWORDS=VALUE;INIT=RUNSCRIPT FROM 'classpath:h2-init.sql'",
     }
 )
 public class GraphQLJpaConverterTests extends AbstractSpringBootTestSupport {
@@ -368,6 +368,23 @@ public void criteriaTesterLocate() {
         assertThat(result).hasSize(1);
     }
 
+    @Test
+    @Transactional
+    public void criteriaTesterLocateJson() {
+        CriteriaBuilder builder = entityManager.getCriteriaBuilder();
+        CriteriaQuery<JsonEntity> criteria = builder.createQuery(JsonEntity.class);
+        Root<JsonEntity> json = criteria.from(JsonEntity.class);
+
+        criteria.select(json).where(builder.gt(builder.locate(json.<String>get("json").as(String.class), "key"), 0));
+
+        // when:
+        List<?> result = entityManager.createQuery(criteria).getResultList();
+
+        // then:
+        assertThat(result).isNotEmpty();
+        assertThat(result).hasSize(1);
+    }
+
     @Test
     public void queryJsonEntity() {
         //given
@@ -425,6 +442,35 @@ public void queryJsonEntityWhereSearchCriteria() {
         assertThat(result.toString()).isEqualTo(expected);
     }
 
+    @Test
+    public void queryJsonEntityWhereSearchCriteriaJsonb() {
+        //given
+        String query =
+            "query {" +
+            "  JsonEntities(where: {" +
+            "json: {LOCATE: \"key\"}" +
+            "}) {" +
+            "    select {" +
+            "      id" +
+            "      firstName" +
+            "      lastName" +
+            "      json" +
+            "    }" +
+            "  }" +
+            "}";
+
+        String expected =
+            "{JsonEntities={select=[" +
+            "{id=1, firstName=john, lastName=doe, json=\"{\\\"attr\\\":{\\\"key\\\":[\\\"1\\\",\\\"2\\\",\\\"3\\\",\\\"4\\\",\\\"5\\\"]}}\"}" +
+            "]}}";
+
+        //when
+        Object result = executor.execute(query).getData();
+
+        // then
+        assertThat(result.toString()).isEqualTo(expected);
+    }
+
     @Test
     public void queryTaskVariablesWhereSearchCriteria() {
         //given

schema/src/test/java/com/introproventures/graphql/jpa/query/converter/GraphQLJpaQueryAggregateTests.java

@@ -49,7 +49,7 @@
 @SpringBootTest(
     properties = {
         "spring.sql.init.data-locations=GraphQLJpaAggregateTests.sql",
-        "spring.datasource.url=jdbc:h2:mem:db;NON_KEYWORDS=VALUE",
+        "spring.datasource.url=jdbc:h2:mem:db;NON_KEYWORDS=VALUE;INIT=RUNSCRIPT FROM 'classpath:h2-init.sql'",
     }
 )
 public class GraphQLJpaQueryAggregateTests extends AbstractSpringBootTestSupport {

schema/src/test/java/com/introproventures/graphql/jpa/query/converter/model/JsonEntity.java

@@ -23,4 +23,8 @@ public class JsonEntity {
     @Convert(converter = JsonNodeConverter.class)
     @Column(columnDefinition = "text")
     private JsonNode attributes;
+
+    @Convert(converter = JsonNodeConverter.class)
+    @Column(columnDefinition = "jsonb")
+    private JsonNode json;
 }

schema/src/test/resources/GraphQLJpaConverterTests.sql

@@ -1,7 +1,7 @@
 -- Json entity
-insert into json_entity (id, first_name, last_name, attributes) values
-	(1, 'john', 'doe', '{"attr":{"key":["1","2","3","4","5"]}}'),
-	(2, 'joe', 'smith', '{"attr":["1","2","3","4","5"]}');
+insert into json_entity (id, first_name, last_name, attributes, json) values
+	(1, 'john', 'doe', '{"attr":{"key":["1","2","3","4","5"]}}','{"attr":{"key":["1","2","3","4","5"]}}'),
+	(2, 'joe', 'smith', '{"attr":["1","2","3","4","5"]}', '{"attr":["1","2","3","4","5"]}');
 
 insert into task (id, assignee, business_key, created_date, description, due_date, last_modified, last_modified_from, last_modified_to, name, priority, process_definition_id, process_instance_id, status, owner, claimed_date) values
 ('1', 'assignee', 'bk1', CURRENT_TIMESTAMP, 'description', null, null, null, null, 'task1', 5, 'process_definition_id', 0, 'COMPLETED'  , 'owner', null),
@@ -21,4 +21,4 @@ insert into TASK_VARIABLE (create_time, execution_id, last_updated_time, name, p
   (CURRENT_TIMESTAMP, 'execution_id', CURRENT_TIMESTAMP, 'variable4', 0, '2', 'json', '{"value":{"key":"data"}}'),
   (CURRENT_TIMESTAMP, 'execution_id', CURRENT_TIMESTAMP, 'variable5', 1, '4', 'double', '{"value":1.2345}'),
   (CURRENT_TIMESTAMP, 'execution_id', CURRENT_TIMESTAMP, 'variable6', 1, '4', 'int', '{"value":12345}'),
-  (CURRENT_TIMESTAMP, 'execution_id', CURRENT_TIMESTAMP, 'variable7', 1, '4', 'json', '{"value":[1,2,3,4,5]}'); 
+  (CURRENT_TIMESTAMP, 'execution_id', CURRENT_TIMESTAMP, 'variable7', 1, '4', 'json', '{"value":[1,2,3,4,5]}'); 

schema/src/test/resources/h2-init.sql

@@ -0,0 +1 @@
+CREATE TYPE IF NOT EXISTS "JSONB" AS json;

tests/gatling/pom.xml

@@ -12,10 +12,10 @@
 
   <properties>
     <java.version>21</java.version>
-    <activiti-cloud.version>8.6.0</activiti-cloud.version>
+    <activiti-cloud.version>8.7.0</activiti-cloud.version>
     <gatling.version>3.11.5</gatling.version>
     <gatling-maven-plugin.version>4.9.6</gatling-maven-plugin.version>
-    <hibernate.version>6.4.10.Final</hibernate.version>
+    <hibernate.version>6.5.3.Final</hibernate.version>
   </properties>
 
   <dependencies>

tests/gatling/src/main/resources/application.yml

@@ -12,7 +12,7 @@ spring:
   jpa:
     hibernate.ddl-auto: validate
     generate-ddl: false
-    show-sql: false
+    show-sql: true
     defer-datasource-initialization: false
     open-in-view: false
     database-platform: org.hibernate.dialect.PostgreSQLDialect