Hi, I successfully build and run spring boot native app, but I can't fetch data with jooq from postgresql. It shows following error:


java.lang.NullPointerException: null
        at org.jooq.impl.DefaultBinding.binding(DefaultBinding.java:471) 
        at org.jooq.impl.DefaultBinding.binding(DefaultBinding.java:315)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:387)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:335)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:331)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:319)
        at org.jooq.impl.ArrayDataType.<init>(ArrayDataType.java:63)
        at org.jooq.impl.AbstractDataType.getArrayDataType(AbstractDataType.java:611)
        at org.jooq.impl.DefaultDataType.getArrayDataType(DefaultDataType.java:136)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:392)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:335) 
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:331)
        at org.jooq.impl.DefaultDataType.<init>(DefaultDataType.java:315)
        at org.jooq.impl.BuiltInDataType.<init>(BuiltInDataType.java:60)
        at org.jooq.impl.SQLDataType.<clinit>(SQLDataType.java:316)
        at com.example.is.jooq.tables....
        at com.example.is.jooq.tables....
        at com.example.is.jooq.tables....
        at com.example.is.jooq.tables....
        at java.base@17.0.5/java.lang.reflect.Method.invoke(Method.java:568)
        at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:343)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:196) 
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) 
        at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:752)
        at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) 
        at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:752)
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:703) 
......

Comment From: philwebb

We have an open issue to add a smoke test to ensure jOOQ works but it looks like it will require additional hints.

There's an open ticket on the jOOQ issue tracker about supporting GraalVM and there's also the option of contributing graalvm-reachability-metadata which Spring Boot could use.

In short, I think this is a jOOQ or graalvm-reachability-metadata issue and not something we can fix directly in Spring Boot.

Comment From: NicklasWallgren

For anyone looking for a quick fix, until support has been added to graalvm-reachability-metadata.

@Configuration
@ImportRuntimeHints(ThirdPartyHintsRegistrar.class)
public class NativeImageRuntimeHintsConfiguration {

    static class ThirdPartyHintsRegistrar implements RuntimeHintsRegistrar {
        @Override
        public void registerHints(final RuntimeHints hints, final ClassLoader classLoader) {
            // Temporary hints which should be included into the libraries, or https://github.com/oracle/graalvm-reachability-metadata

            List.of(
                "java.time.LocalDate[]",
                "java.time.LocalDateTime[]",
                "java.time.LocalTime[]",
                "java.time.ZonedDateTime[]",
                "java.time.OffsetDateTime[]",
                "java.time.OffsetTime[]",
                "java.time.Instant[]",
                "java.sql.Timestamp[]",
                "java.sql.Date[]",
                "java.sql.Time[]",
                "java.math.BigInteger[]",
                "java.math.BigDecimal[]",
                "org.jooq.types.UNumber[]",
                "org.jooq.types.UByte[]",
                "org.jooq.types.UInteger[]",
                "org.jooq.types.ULong[]",
                "org.jooq.types.Unsigned[]",
                "org.jooq.types.UShort[]",
                "java.lang.Byte[]",
                "java.lang.Integer[]",
                "java.lang.Long[]",
                "java.lang.Float[]",
                "java.lang.Double[]",
                "java.lang.String[]",
                "org.jooq.types.YearToMonth[]",
                "org.jooq.types.YearToSecond[]",
                "org.jooq.types.DayToSecond[]",
                "org.jooq.RowId[]",
                "org.jooq.Result[]",
                "org.jooq.Record[]",
                "org.jooq.JSON[]",
                "org.jooq.JSONB[]",
                "org.jooq.XML[]",
                "org.jooq.Geography[]",
                "org.jooq.Geometry[]",
                "java.util.UUID[]",
                "byte[]",
                "org.jooq.impl.SQLDataType",
                "org.jooq.util.cubrid.CUBRIDDataType",
                "org.jooq.util.derby.DerbyDataType",
                "org.jooq.util.firebird.FirebirdDataType",
                "org.jooq.util.h2.H2DataType",
                "org.jooq.util.hsqldb.HSQLDBDataType",
                "org.jooq.util.ignite.IgniteDataType",
                "org.jooq.util.mariadb.MariaDBDataType",
                "org.jooq.util.mysql.MySQLDataType",
                "org.jooq.util.postgres.PostgresDataType",
                "org.jooq.util.sqlite.SQLiteDataType",
                "org.jooq.util.oracle.OracleDataType",
                "org.jooq.util.sqlserver.SQLServerDataType",
                "org.jooq.impl.DefaultBinding$Mdsys",
                "org.jooq.impl.DefaultBinding$SdoElemInfoArray",
                "org.jooq.impl.DefaultBinding$SdoOrdinateArray",
                "org.jooq.impl.DefaultBinding$SdoGeometry",
                "org.jooq.impl.DefaultBinding$SdoGeometryRecord",
                "org.jooq.impl.DefaultBinding$SdoPointType",
                "org.jooq.impl.DefaultBinding$SdoPointTypeRecord"
            ).forEach(it -> {
                hints.reflection().registerType(TypeReference.of(it), MemberCategory.INVOKE_PUBLIC_CONSTRUCTORS);
            });
        }
    }
}