Add support for LocalDate as Path-/QueryParam

extensions/resteasy-reactive/quarkus-resteasy-reactive/deployment/src/test/java/io/quarkus/resteasy/reactive/server/test/simple/LocalDateCustomParamConverterProviderTest.java

@@ -0,0 +1,84 @@
+package io.quarkus.resteasy.reactive.server.test.simple;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.QueryParam;
+import javax.ws.rs.ext.ParamConverter;
+import javax.ws.rs.ext.ParamConverterProvider;
+import javax.ws.rs.ext.Provider;
+
+import org.hamcrest.Matchers;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.spec.JavaArchive;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.test.QuarkusUnitTest;
+import io.restassured.RestAssured;
+
+public class LocalDateCustomParamConverterProviderTest {
+
+    @RegisterExtension
+    static QuarkusUnitTest test = new QuarkusUnitTest()
+            .setArchiveProducer(() -> ShrinkWrap.create(JavaArchive.class)
+                    .addClasses(HelloResource.class, CustomLocalDateParamConverterProvider.class,
+                            CustomLocalDateParamConverter.class));
+
+    @Test
+    public void localDateAsQueryParam() {
+        RestAssured.get("/hello?date=1981-W38-6")
+                .then().body(Matchers.equalTo("hello#1981-09-19"));
+    }
+
+    @Test
+    public void localDateAsPathParam() {
+        RestAssured.get("/hello/1995-W38-4")
+                .then().body(Matchers.equalTo("hello@1995-09-21"));
+    }
+
+    @Path("hello")
+    public static class HelloResource {
+
+        @GET
+        public String helloQuery(@QueryParam("date") LocalDate date) {
+            return "hello#" + date;
+        }
+
+        @GET
+        @Path("{date}")
+        public String helloPath(@PathParam("date") LocalDate date) {
+            return "hello@" + date;
+        }
+    }
+
+    public static class CustomLocalDateParamConverter implements ParamConverter<LocalDate> {
+
+        @Override
+        public LocalDate fromString(String value) {
+            return LocalDate.parse(value, DateTimeFormatter.ISO_WEEK_DATE);
+        }
+
+        @Override
+        public String toString(LocalDate value) {
+            return value.format(DateTimeFormatter.ISO_WEEK_DATE);
+        }
+    }
+
+    @Provider
+    public static class CustomLocalDateParamConverterProvider implements ParamConverterProvider {
+
+        @Override
+        public <T> ParamConverter<T> getConverter(Class<T> rawType, Type genericType, Annotation[] annotations) {
+            if (rawType == LocalDate.class) {
+                return (ParamConverter<T>) new CustomLocalDateParamConverter();
+            }
+            return null;
+        }
+    }
+}

extensions/resteasy-reactive/quarkus-resteasy-reactive/deployment/src/test/java/io/quarkus/resteasy/reactive/server/test/simple/LocalDateParamTest.java

@@ -0,0 +1,52 @@
+package io.quarkus.resteasy.reactive.server.test.simple;
+
+import java.time.LocalDate;
+
+import javax.ws.rs.GET;
+import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
+import javax.ws.rs.QueryParam;
+
+import org.hamcrest.Matchers;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.spec.JavaArchive;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+import io.quarkus.test.QuarkusUnitTest;
+import io.restassured.RestAssured;
+
+public class LocalDateParamTest {
+
+    @RegisterExtension
+    static QuarkusUnitTest test = new QuarkusUnitTest()
+            .setArchiveProducer(() -> ShrinkWrap.create(JavaArchive.class)
+                    .addClasses(HelloResource.class));
+
+    @Test
+    public void localDateAsQueryParam() {
+        RestAssured.get("/hello?date=1984-08-08")
+                .then().body(Matchers.equalTo("hello#1984-08-08"));
+    }
+
+    @Test
+    public void localDateAsPathParam() {
+        RestAssured.get("/hello/1995-09-21")
+                .then().body(Matchers.equalTo("hello@1995-09-21"));
+    }
+
+    @Path("hello")
+    public static class HelloResource {
+
+        @GET
+        public String helloQuery(@QueryParam("date") LocalDate date) {
+            return "hello#" + date;
+        }
+
+        @GET
+        @Path("{date}")
+        public String helloPath(@PathParam("date") LocalDate date) {
+            return "hello@" + date;
+        }
+    }
+}

independent-projects/resteasy-reactive/common/processor/src/main/java/org/jboss/resteasy/reactive/common/processor/EndpointIndexer.java

@@ -17,6 +17,7 @@
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.HEADER_PARAM;
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.INTEGER;
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.LIST;
+import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.LOCAL_DATE;
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.LONG;
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.MATRIX_PARAM;
 import static org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames.MULTI;
@@ -893,6 +894,10 @@ && isContextType(paramType.asClassType())) {
             elementType = paramType.name().toString();
             handlePathSegmentParam(builder);
             typeHandled = true;
+        } else if ((paramType.name().equals(LOCAL_DATE)) && (type == ParameterType.PATH || type == ParameterType.QUERY)) {
+            elementType = paramType.name().toString();
+            handleLocalDateParam(builder);
+            typeHandled = true;
         }
 
         if (!typeHandled) {
@@ -922,6 +927,9 @@ protected boolean handleCustomParameter(Map<DotName, AnnotationInstance> anns, P
     protected void handlePathSegmentParam(PARAM builder) {
     }
 
+    protected void handleLocalDateParam(PARAM builder) {
+    }
+
     protected void handleOtherParam(Map<String, String> existingConverters, String errorLocation, boolean hasRuntimeConverters,
             PARAM builder, String elementType) {
     }

independent-projects/resteasy-reactive/common/processor/src/main/java/org/jboss/resteasy/reactive/common/processor/ResteasyReactiveDotNames.java

@@ -8,6 +8,7 @@
 import java.io.OutputStream;
 import java.math.BigDecimal;
 import java.math.BigInteger;
+import java.time.LocalDate;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashSet;
@@ -164,6 +165,7 @@ public final class ResteasyReactiveDotNames {
     public static final DotName MAP = DotName.createSimple(Map.class.getName());
     public static final DotName MULTI_VALUED_MAP = DotName.createSimple(MultivaluedMap.class.getName());
     public static final DotName PATH_SEGMENT = DotName.createSimple(PathSegment.class.getName());
+    public static final DotName LOCAL_DATE = DotName.createSimple(LocalDate.class.getName());
 
     public static final DotName UNI = DotName.createSimple(Uni.class.getName());
     public static final DotName MULTI = DotName.createSimple(Multi.class.getName());

independent-projects/resteasy-reactive/server/processor/src/main/java/org/jboss/resteasy/reactive/server/processor/ServerEndpointIndexer.java

@@ -38,6 +38,7 @@
 import org.jboss.resteasy.reactive.common.processor.ResteasyReactiveDotNames;
 import org.jboss.resteasy.reactive.server.core.parameters.ParameterExtractor;
 import org.jboss.resteasy.reactive.server.core.parameters.converters.ListConverter;
+import org.jboss.resteasy.reactive.server.core.parameters.converters.LocalDateParamConverter;
 import org.jboss.resteasy.reactive.server.core.parameters.converters.OptionalConverter;
 import org.jboss.resteasy.reactive.server.core.parameters.converters.ParameterConverterSupplier;
 import org.jboss.resteasy.reactive.server.core.parameters.converters.PathSegmentParamConverter;
@@ -282,6 +283,10 @@ protected void handlePathSegmentParam(ServerIndexedParameter builder) {
         builder.setConverter(new PathSegmentParamConverter.Supplier());
     }
 
+    protected void handleLocalDateParam(ServerIndexedParameter builder) {
+        builder.setConverter(new LocalDateParamConverter.Supplier());
+    }
+
     protected ParameterConverterSupplier extractConverter(String elementType, IndexView indexView,
             Map<String, String> existingConverters, String errorLocation, boolean hasRuntimeConverters) {
         return null;

independent-projects/resteasy-reactive/server/runtime/src/main/java/org/jboss/resteasy/reactive/server/core/parameters/converters/LocalDateParamConverter.java

@@ -0,0 +1,34 @@
+package org.jboss.resteasy.reactive.server.core.parameters.converters;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import org.jboss.resteasy.reactive.server.model.ParamConverterProviders;
+
+public class LocalDateParamConverter implements ParameterConverter {
+
+    @Override
+    public Object convert(Object parameter) {
+        return LocalDate.parse(String.valueOf(parameter), DateTimeFormatter.ISO_LOCAL_DATE);
+    }
+
+    @Override
+    public void init(ParamConverterProviders deployment, Class<?> rawType, Type genericType,
+            Annotation[] annotations) {
+        // no init required
+    }
+
+    public static class Supplier implements ParameterConverterSupplier {
+
+        @Override
+        public String getClassName() {
+            return LocalDateParamConverter.class.getName();
+        }
+
+        @Override
+        public ParameterConverter get() {
+            return new LocalDateParamConverter();
+        }
+    }
+}