MappingException when querying object with List<Enum> using Embedded

issue-359/README.md

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+# Repro project for issue-359
+
+## Configuring
+
+First, check out and update the versions in the `pom.xml` to match yours
+
+- the `neo4j-ogm.version`
+
+You can also override the version of Neo4j java drivers.
+
+## Logging
+
+This project contains a `logback-test.xml` file in `src/test/resources` that you
+may wish to configure to emit more detailed logging.

issue-359/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>issue-359</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Neo4j OGM 2.x Test Case Template</name>
+    <description>Use this template to report bugs with Neo4j OGM</description>
+
+    <parent>
+        <groupId>org.neo4j.ogm.testcasetemplate</groupId>
+        <artifactId>testcasetemplate</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <properties>
+
+        <!-- change with your versions here -->
+        <neo4j-ogm.version>2.1.2</neo4j-ogm.version>
+
+        <!-- if overriding the driver version, also uncomment the driver dependency below -->
+        <!--<neo4j-java-driver.version>1.2.2</neo4j-java-driver.version>-->
+    </properties>
+
+    <dependencies>
+        <!--<dependency>-->
+        <!--<groupId>org.neo4j.driver</groupId>-->
+        <!--<artifactId>neo4j-java-driver</artifactId>-->
+        <!--<version>${neo4j-java-driver.version}</version>-->
+        <!--</dependency>-->
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-core</artifactId>
+            <version>2.1.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-embedded-driver</artifactId>
+            <version>2.1.2</version>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-http-driver</artifactId>
+            <version>2.1.2</version>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-test</artifactId>
+            <version>2.1.2</version>
+            <scope>test</scope>
+            <exclusions> <!-- necessary to get logs in tests -->
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-nop</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+    </dependencies>
+
+</project>

issue-359/src/main/java/org/neo4j/ogm/test/domain/Role.java

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+package org.neo4j.ogm.test.domain;
+
+/**
+ * @author jarhanco
+ */
+public enum Role {
+    MANAGER("manager"),
+    ARCHITECT("architect"),
+    DEV("dev"),
+    INTERN("intern");
+
+    private String value;
+
+    Role(String value) {
+        this.value = value;
+    }
+
+    public String getValue() {
+        return this.value;
+    }
+
+
+}

issue-359/src/main/java/org/neo4j/ogm/test/domain/User.java

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+package org.neo4j.ogm.test.domain;
+
+import org.neo4j.ogm.annotation.GraphId;
+import org.neo4j.ogm.annotation.NodeEntity;
+
+import java.util.List;
+
+@NodeEntity
+public class User {
+
+    @GraphId
+    private Long id;
+
+    private String firstName;
+
+    private String lastName;
+
+    private List<Role> roles;
+
+    private String email;
+
+    public User() {
+        // required by
+    }
+
+    public User(String email, String firstName, String lastName) {
+        this.firstName = firstName;
+        this.lastName = lastName;
+        this.email = email;
+    }
+
+    public Long getId() {
+        return this.id;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public List<Role> getRoles() {
+        return roles;
+    }
+
+    public void setRoles(List<Role> roles) {
+        this.roles = roles;
+    }
+}

issue-359/src/test/java/org/neo4j/ogm/test/OgmTestCase.java

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+package org.neo4j.ogm.test;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.neo4j.harness.junit.Neo4jRule;
+import org.neo4j.ogm.model.Result;
+import org.neo4j.ogm.session.Session;
+import org.neo4j.ogm.session.SessionFactory;
+import org.neo4j.ogm.test.domain.Role;
+import org.neo4j.ogm.test.domain.User;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class OgmTestCase {
+
+    @Rule
+    public Neo4jRule neoServer = new Neo4jRule();
+    private Session session;
+
+    @Before
+    public void setUp() throws Exception {
+
+        org.neo4j.ogm.config.Configuration configuration = new org.neo4j.ogm.config.Configuration();
+        configuration.driverConfiguration()
+                .setDriverClassName("org.neo4j.ogm.drivers.embedded.driver.EmbeddedDriver");
+
+        SessionFactory sessionFactory = new SessionFactory(configuration, "org.neo4j.ogm.test.domain");
+        session = sessionFactory.openSession();
+        session.purgeDatabase();
+    }
+
+    @Test
+    public void sampleTest() {
+        User user = new User("noone@nowhere.com", "No", "One");
+        session.save(user);
+
+        user.setRoles(Arrays.asList(Role.ARCHITECT, Role.DEV));
+        session.save(user);
+        session.clear();
+
+        user = session.load(User.class, user.getId(), 0);
+        assertThat(!user.getRoles().isEmpty());
+        session.clear();
+
+        // observe proper behavior
+        Iterable<User> result1 = session.query(User.class, "MATCH (n:User) WHERE ID(n)=" + user.getId() + " RETURN n", Collections.EMPTY_MAP);
+        assertThat(!result1.iterator().next().getRoles().isEmpty());
+        session.clear();
+
+        // classCastException here
+        Result result2 = session.query("MATCH (n:User) WHERE ID(n)=" + user.getId() + " RETURN n", Collections.EMPTY_MAP);
+        assertThat(null != result2);
+
+
+    }
+}

issue-359/src/test/resources/logback-test.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2002-2016 "Neo Technology,"
+  ~ Network Engine for Objects in Lund AB [http://neotechnology.com]
+  ~
+  ~ This product is licensed to you under the Apache License, Version 2.0 (the "License").
+  ~ You may not use this product except in compliance with the License.
+  ~
+  ~ This product may include a number of subcomponents with
+  ~ separate copyright notices and license terms. Your use of the source
+  ~ code for these subcomponents is subject to the terms and
+  ~  conditions of the subcomponent's license, as noted in the LICENSE file.
+  -->
+
+<configuration>
+
+    <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d %5p %40.40c:%4L - %m%n</pattern>
+        </encoder>
+    </appender>
+
+    <logger name="org.neo4j.ogm" level="debug"/>
+
+    <root level="warn">
+        <appender-ref ref="console"/>
+    </root>
+
+</configuration>

issue-361/README.md

@@ -0,0 +1,14 @@
+# Repro project for issue-361
+
+## Configuring
+
+First, check out and update the versions in the `pom.xml` to match yours
+
+- the `neo4j-ogm.version`
+
+You can also override the version of Neo4j java drivers.
+
+## Logging
+
+This project contains a `logback-test.xml` file in `src/test/resources` that you
+may wish to configure to emit more detailed logging.

issue-361/pom.xml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>issue-359</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+
+    <name>Neo4j OGM 2.x Test Case Template</name>
+    <description>Use this template to report bugs with Neo4j OGM</description>
+
+    <parent>
+        <groupId>org.neo4j.ogm.testcasetemplate</groupId>
+        <artifactId>testcasetemplate</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <properties>
+
+        <!-- change with your versions here -->
+        <neo4j-ogm.version>2.1.2</neo4j-ogm.version>
+
+        <!-- if overriding the driver version, also uncomment the driver dependency below -->
+        <!--<neo4j-java-driver.version>1.2.2</neo4j-java-driver.version>-->
+    </properties>
+
+    <dependencies>
+        <!--<dependency>-->
+        <!--<groupId>org.neo4j.driver</groupId>-->
+        <!--<artifactId>neo4j-java-driver</artifactId>-->
+        <!--<version>${neo4j-java-driver.version}</version>-->
+        <!--</dependency>-->
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-core</artifactId>
+            <version>2.1.2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-embedded-driver</artifactId>
+            <version>2.1.2</version>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-http-driver</artifactId>
+            <version>2.1.2</version>
+            <scope>runtime</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.neo4j</groupId>
+            <artifactId>neo4j-ogm-test</artifactId>
+            <version>2.1.2</version>
+            <scope>test</scope>
+            <exclusions> <!-- necessary to get logs in tests -->
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-nop</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+
+    </dependencies>
+
+</project>

issue-361/src/main/java/org/neo4j/ogm/test/domain/Company.java

@@ -0,0 +1,48 @@
+package org.neo4j.ogm.test.domain;
+
+import org.neo4j.ogm.annotation.GraphId;
+import org.neo4j.ogm.annotation.NodeEntity;
+
+import java.util.List;
+
+/**
+ * @author jarhanco
+ */
+@NodeEntity
+public class Company {
+
+    @GraphId
+    private Long id;
+
+    private User owner;
+
+    private List<User> staff;
+
+
+    public Company() {
+    }
+
+    public Company(User owner) {
+        this.owner = owner;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public User getOwner() {
+        return owner;
+    }
+
+    public void setOwner(User owner) {
+        this.owner = owner;
+    }
+
+    public List<User> getStaff() {
+        return staff;
+    }
+
+    public void setStaff(List<User> staff) {
+        this.staff = staff;
+    }
+}