diff --git a/src/main/java/ru/javaops/masterjava/Main.java b/src/main/java/ru/javaops/masterjava/Main.java
index a849258..2c353f9 100644
--- a/src/main/java/ru/javaops/masterjava/Main.java
+++ b/src/main/java/ru/javaops/masterjava/Main.java
@@ -1,5 +1,20 @@
 package ru.javaops.masterjava;
 
+import com.google.common.io.Resources;
+import jdk.internal.org.xml.sax.SAXException;
+import ru.javaops.masterjava.xml.schema.ObjectFactory;
+import ru.javaops.masterjava.xml.schema.Payload;
+import ru.javaops.masterjava.xml.schema.Project;
+import ru.javaops.masterjava.xml.schema.User;
+import ru.javaops.masterjava.xml.util.JaxbParser;
+import ru.javaops.masterjava.xml.util.Schemas;
+
+import javax.xml.bind.JAXBException;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.*;
+
 /**
  * User: gkislin
  * Date: 05.08.2015
@@ -8,7 +23,48 @@
  * @link https://github.com/JavaOPs/topjava
  */
 public class Main {
-    public static void main(String[] args) {
-        System.out.format("Hello MasterJava!");
+    private static final JaxbParser JAXB_PARSER = new JaxbParser(ObjectFactory.class);
+    static {
+        JAXB_PARSER.setSchema(Schemas.ofClasspath("payload.xsd"));
+    }
+
+    public static void main(String[] args) throws IOException, JAXBException, org.xml.sax.SAXException {
+       // System.out.format("Hello MasterJava!");
+
+        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
+        Payload payload = JAXB_PARSER.unmarshal(
+                Resources.getResource("payload.xml").openStream());
+        String str;
+
+
+        while (!(str=reader.readLine()).equals("exit"))
+        {
+            boolean found = false;
+            List<Project> list = payload.getProjects().getProject();
+            for (Project project:list)
+            {
+                if (project.getName().equals(str))
+                {
+                    found=true;
+                    List<User> users = payload.getUsers().getUser();
+                    List<Project.Groups> groups = project.getGroups();
+                    SortedSet<String> projectUsers = new TreeSet<>();
+                    for (Project.Groups group:groups)
+                    {for (User u:users)
+                        {
+                            List<Object> userGroups = u.getGroups();
+                            for (Object uGroup:userGroups) {
+                                Project.Groups ugr = (Project.Groups)uGroup;
+                                if (ugr.getName().equals(group.getName()))
+                                {
+                                    projectUsers.add(u.getFullName());
+                                }
+                            }
+                        }}
+                    System.out.println(projectUsers);
+                }
+            }
+            if (!found)System.out.println("No such project");
+        }
     }
 }
diff --git a/src/main/java/ru/javaops/masterjava/StaxApp.java b/src/main/java/ru/javaops/masterjava/StaxApp.java
new file mode 100644
index 0000000..fe738fa
--- /dev/null
+++ b/src/main/java/ru/javaops/masterjava/StaxApp.java
@@ -0,0 +1,137 @@
+package ru.javaops.masterjava;
+
+import com.google.common.io.Resources;
+import ru.javaops.masterjava.xml.schema.FlagType;
+import ru.javaops.masterjava.xml.schema.GroupType;
+import ru.javaops.masterjava.xml.schema.Project;
+import ru.javaops.masterjava.xml.schema.User;
+import ru.javaops.masterjava.xml.util.StaxStreamProcessor;
+
+import javax.xml.stream.XMLStreamConstants;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.SortedSet;
+import java.util.TreeSet;
+
+/**
+ * Created by Котик on 12.03.2017.
+ */
+public class StaxApp {
+    private static boolean nameFlag;
+    private static boolean descFlag;
+    private static boolean fullNameFlag;
+
+    public static void main(String[] args) throws IOException, XMLStreamException {
+        BufferedReader strReader = new BufferedReader(new InputStreamReader(System.in));
+        try (StaxStreamProcessor processor =
+                     new StaxStreamProcessor(Resources.getResource("payload.xml").openStream())) {
+            XMLStreamReader reader = processor.getReader();
+
+            List<Project> projectList = new ArrayList<>();
+            List<User> userList = new ArrayList<>();
+            Project project = null;
+            User user=null;
+            int event = reader.getEventType();
+            // обходим весь XML файл
+            while (true) {
+                // проходим по типам событий
+                switch (event) {
+                    case XMLStreamConstants.START_ELEMENT:
+                        // в зависимости от имени тега отмечаем нужный фалг
+                        if (reader.getLocalName().equals("Project")) {
+                            project = new Project();
+                            project.setGroups();
+                        } else if (reader.getLocalName().equals("name")) {
+                            nameFlag = true;
+                        } else if (reader.getLocalName().equals("description")) {
+                            descFlag = true;
+                        } else if (reader.getLocalName().equals("groups")) {
+                            Project.Groups group = new Project.Groups();
+                            group.setGroupType(GroupType.fromValue(reader.getAttributeValue(0)));
+                            group.setName(reader.getAttributeValue(1));
+                            group.setId(reader.getAttributeValue(2));
+                            project.addGroup(group);
+                        }
+                        else if (reader.getLocalName().equals("User")) {
+                            user = new User();
+                            user.setGroups();
+                            user.setFlag(FlagType.fromValue(reader.getAttributeValue(0)));
+                            String groups = reader.getAttributeValue(3);
+                            String[] gr = groups.split(" ");
+                            for (String s:gr)
+                            {
+                                user.addGroup(s);
+                            }
+                        }
+                        else if (reader.getLocalName().equals("fullName")) {
+                            fullNameFlag = true;
+                        }
+                        break;
+                    // сохраняем данные XML-элемента,
+                    // флаг которого равен true в объект Student
+                    case XMLStreamConstants.CHARACTERS:
+                        if (nameFlag) {
+                            project.setName(reader.getText());
+                            nameFlag = false;
+                        } else if (descFlag) {
+                            project.setDescription(reader.getText());
+                            descFlag = false;
+                        } else if (fullNameFlag) {
+                            user.setFullName(reader.getText());
+                            fullNameFlag=false;
+                        }
+                        break;
+                    // если цикл дошел до закрывающего элемента узла Student, то сохраняем объект в список
+                    case XMLStreamConstants.END_ELEMENT:
+                        if (reader.getLocalName().equals("Project")) {
+                            projectList.add(project);
+                        }
+                        else if (reader.getLocalName().equals("User"))
+                        {
+                            userList.add(user);
+                        }
+                        break;
+                }
+                // если больше элементов нет, то заканчиваем обход файла
+                if (!reader.hasNext())
+                    break;
+
+                // переход к следующему событию
+                event = reader.next();
+            }
+
+        String str;
+            while (!(str=strReader.readLine()).equals("exit"))
+            {
+                boolean found = false;
+                for (Project p:projectList)
+                {
+                    if (p.getName().equals(str))
+                    {
+                        found=true;
+                        List<Project.Groups> groups = p.getGroups();
+                        SortedSet<String> projectUsers = new TreeSet<>();
+                        for (Project.Groups group:groups)
+                        {for (User u:userList)
+                        {
+                            List<Object> userGroups = u.getGroups();
+                            for (Object uGroup:userGroups) {
+                                if (uGroup.toString().equals(group.getName()))
+                                {
+                                    projectUsers.add(u.getFullName());
+                                }
+                            }
+                        }}
+                        System.out.println(projectUsers);
+                    }
+                }
+                if (!found)System.out.println("No such project");
+            }
+        }
+    }
+}
diff --git a/src/main/java/ru/javaops/masterjava/xml/schema/GroupType.java b/src/main/java/ru/javaops/masterjava/xml/schema/GroupType.java
new file mode 100644
index 0000000..d504164
--- /dev/null
+++ b/src/main/java/ru/javaops/masterjava/xml/schema/GroupType.java
@@ -0,0 +1,40 @@
+
+package ru.javaops.masterjava.xml.schema;
+
+import javax.xml.bind.annotation.XmlEnum;
+import javax.xml.bind.annotation.XmlType;
+
+
+/**
+ * <p>Java class for groupType.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.
+ * <p>
+ * <pre>
+ * &lt;simpleType name="groupType">
+ *   &lt;restriction base="{http://www.w3.org/2001/XMLSchema}string">
+ *     &lt;enumeration value="REGISTERING"/>
+ *     &lt;enumeration value="CURRENT"/>
+ *     &lt;enumeration value="FINISHED"/>
+ *   &lt;/restriction>
+ * &lt;/simpleType>
+ * </pre>
+ * 
+ */
+@XmlType(name = "groupType", namespace = "http://javaops.ru")
+@XmlEnum
+public enum GroupType {
+
+    REGISTERING,
+    CURRENT,
+    FINISHED;
+
+    public String value() {
+        return name();
+    }
+
+    public static GroupType fromValue(String v) {
+        return valueOf(v);
+    }
+
+}
diff --git a/src/main/java/ru/javaops/masterjava/xml/schema/ObjectFactory.java b/src/main/java/ru/javaops/masterjava/xml/schema/ObjectFactory.java
index e8f105e..845442c 100644
--- a/src/main/java/ru/javaops/masterjava/xml/schema/ObjectFactory.java
+++ b/src/main/java/ru/javaops/masterjava/xml/schema/ObjectFactory.java
@@ -25,6 +25,7 @@
 public class ObjectFactory {
 
     private final static QName _City_QNAME = new QName("http://javaops.ru", "City");
+    private final static QName _ProjectGroup_QNAME = new QName("http://javaops.ru", "projectGroup");
 
     /**
      * Create a new ObjectFactory that can be used to create new instances of schema derived classes for package: ru.javaops.masterjava.xml.schema
@@ -33,6 +34,14 @@ public class ObjectFactory {
     public ObjectFactory() {
     }
 
+    /**
+     * Create an instance of {@link Project }
+     * 
+     */
+    public Project createProject() {
+        return new Project();
+    }
+
     /**
      * Create an instance of {@link Payload }
      * 
@@ -41,6 +50,14 @@ public Payload createPayload() {
         return new Payload();
     }
 
+    /**
+     * Create an instance of {@link Project.Groups }
+     * 
+     */
+    public Project.Groups createProjectGroups() {
+        return new Project.Groups();
+    }
+
     /**
      * Create an instance of {@link User }
      * 
@@ -65,6 +82,14 @@ public Payload.Users createPayloadUsers() {
         return new Payload.Users();
     }
 
+    /**
+     * Create an instance of {@link Payload.Projects }
+     * 
+     */
+    public Payload.Projects createPayloadProjects() {
+        return new Payload.Projects();
+    }
+
     /**
      * Create an instance of {@link CityType }
      * 
@@ -82,4 +107,13 @@ public JAXBElement<CityType> createCity(CityType value) {
         return new JAXBElement<CityType>(_City_QNAME, CityType.class, null, value);
     }
 
+    /**
+     * Create an instance of {@link JAXBElement }{@code <}{@link Object }{@code >}}
+     * 
+     */
+    @XmlElementDecl(namespace = "http://javaops.ru", name = "projectGroup")
+    public JAXBElement<Object> createProjectGroup(Object value) {
+        return new JAXBElement<Object>(_ProjectGroup_QNAME, Object.class, null, value);
+    }
+
 }
diff --git a/src/main/java/ru/javaops/masterjava/xml/schema/Payload.java b/src/main/java/ru/javaops/masterjava/xml/schema/Payload.java
index 2a62764..e581eb9 100644
--- a/src/main/java/ru/javaops/masterjava/xml/schema/Payload.java
+++ b/src/main/java/ru/javaops/masterjava/xml/schema/Payload.java
@@ -42,6 +42,17 @@
  *             &lt;/complexContent>
  *           &lt;/complexType>
  *         &lt;/element>
+ *         &lt;element name="Projects">
+ *           &lt;complexType>
+ *             &lt;complexContent>
+ *               &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *                 &lt;sequence maxOccurs="unbounded" minOccurs="0">
+ *                   &lt;element ref="{http://javaops.ru}Project"/>
+ *                 &lt;/sequence>
+ *               &lt;/restriction>
+ *             &lt;/complexContent>
+ *           &lt;/complexType>
+ *         &lt;/element>
  *       &lt;/all>
  *     &lt;/restriction>
  *   &lt;/complexContent>
@@ -61,6 +72,8 @@ public class Payload {
     protected Payload.Cities cities;
     @XmlElement(name = "Users", namespace = "http://javaops.ru", required = true)
     protected Payload.Users users;
+    @XmlElement(name = "Projects", namespace = "http://javaops.ru", required = true)
+    protected Payload.Projects projects;
 
     /**
      * Gets the value of the cities property.
@@ -110,6 +123,30 @@ public void setUsers(Payload.Users value) {
         this.users = value;
     }
 
+    /**
+     * Gets the value of the projects property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link Payload.Projects }
+     *     
+     */
+    public Payload.Projects getProjects() {
+        return projects;
+    }
+
+    /**
+     * Sets the value of the projects property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link Payload.Projects }
+     *     
+     */
+    public void setProjects(Payload.Projects value) {
+        this.projects = value;
+    }
+
 
     /**
      * <p>Java class for anonymous complex type.
@@ -171,6 +208,66 @@ public List<CityType> getCity() {
     }
 
 
+    /**
+     * <p>Java class for anonymous complex type.
+     * 
+     * <p>The following schema fragment specifies the expected content contained within this class.
+     * 
+     * <pre>
+     * &lt;complexType>
+     *   &lt;complexContent>
+     *     &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+     *       &lt;sequence maxOccurs="unbounded" minOccurs="0">
+     *         &lt;element ref="{http://javaops.ru}Project"/>
+     *       &lt;/sequence>
+     *     &lt;/restriction>
+     *   &lt;/complexContent>
+     * &lt;/complexType>
+     * </pre>
+     * 
+     * 
+     */
+    @XmlAccessorType(XmlAccessType.FIELD)
+    @XmlType(name = "", propOrder = {
+        "project"
+    })
+    public static class Projects {
+
+        @XmlElement(name = "Project", namespace = "http://javaops.ru")
+        protected List<Project> project;
+
+        /**
+         * Gets the value of the project property.
+         * 
+         * <p>
+         * This accessor method returns a reference to the live list,
+         * not a snapshot. Therefore any modification you make to the
+         * returned list will be present inside the JAXB object.
+         * This is why there is not a <CODE>set</CODE> method for the project property.
+         * 
+         * <p>
+         * For example, to add a new item, do as follows:
+         * <pre>
+         *    getProject().add(newItem);
+         * </pre>
+         * 
+         * 
+         * <p>
+         * Objects of the following type(s) are allowed in the list
+         * {@link Project }
+         * 
+         * 
+         */
+        public List<Project> getProject() {
+            if (project == null) {
+                project = new ArrayList<Project>();
+            }
+            return this.project;
+        }
+
+    }
+
+
     /**
      * <p>Java class for anonymous complex type.
      * 
diff --git a/src/main/java/ru/javaops/masterjava/xml/schema/Project.java b/src/main/java/ru/javaops/masterjava/xml/schema/Project.java
new file mode 100644
index 0000000..12808c2
--- /dev/null
+++ b/src/main/java/ru/javaops/masterjava/xml/schema/Project.java
@@ -0,0 +1,268 @@
+
+package ru.javaops.masterjava.xml.schema;
+
+import java.util.ArrayList;
+import java.util.List;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlAttribute;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlID;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.XmlSchemaType;
+import javax.xml.bind.annotation.XmlType;
+import javax.xml.bind.annotation.adapters.CollapsedStringAdapter;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
+
+
+/**
+ * <p>Java class for anonymous complex type.
+ * 
+ * <p>The following schema fragment specifies the expected content contained within this class.
+ * 
+ * <pre>
+ * &lt;complexType>
+ *   &lt;complexContent>
+ *     &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *       &lt;sequence>
+ *         &lt;element name="name" type="{http://www.w3.org/2001/XMLSchema}string"/>
+ *         &lt;element name="description" type="{http://www.w3.org/2001/XMLSchema}string"/>
+ *         &lt;sequence maxOccurs="unbounded" minOccurs="0">
+ *           &lt;element name="groups">
+ *             &lt;complexType>
+ *               &lt;complexContent>
+ *                 &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+ *                   &lt;attribute name="name" type="{http://www.w3.org/2001/XMLSchema}string" />
+ *                   &lt;attribute name="groupType" use="required" type="{http://javaops.ru}groupType" />
+ *                   &lt;attribute name="id" use="required" type="{http://www.w3.org/2001/XMLSchema}ID" />
+ *                 &lt;/restriction>
+ *               &lt;/complexContent>
+ *             &lt;/complexType>
+ *           &lt;/element>
+ *         &lt;/sequence>
+ *       &lt;/sequence>
+ *     &lt;/restriction>
+ *   &lt;/complexContent>
+ * &lt;/complexType>
+ * </pre>
+ * 
+ * 
+ */
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "", propOrder = {
+    "name",
+    "description",
+    "groups"
+})
+@XmlRootElement(name = "Project", namespace = "http://javaops.ru")
+public class Project {
+
+    @XmlElement(namespace = "http://javaops.ru", required = true)
+    protected String name;
+    @XmlElement(namespace = "http://javaops.ru", required = true)
+    protected String description;
+    @XmlElement(namespace = "http://javaops.ru")
+    protected List<Project.Groups> groups;
+
+    /**
+     * Gets the value of the name property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * Sets the value of the name property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setName(String value) {
+        this.name = value;
+    }
+
+    /**
+     * Gets the value of the description property.
+     * 
+     * @return
+     *     possible object is
+     *     {@link String }
+     *     
+     */
+    public String getDescription() {
+        return description;
+    }
+
+    /**
+     * Sets the value of the description property.
+     * 
+     * @param value
+     *     allowed object is
+     *     {@link String }
+     *     
+     */
+    public void setDescription(String value) {
+        this.description = value;
+    }
+
+    /**
+     * Gets the value of the groups property.
+     * 
+     * <p>
+     * This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the groups property.
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * <pre>
+     *    getGroups().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link Project.Groups }
+     * 
+     * 
+     */
+    public List<Project.Groups> getGroups() {
+        if (groups == null) {
+            groups = new ArrayList<Project.Groups>();
+        }
+        return this.groups;
+    }
+
+    public void setGroups()
+    {
+        groups=new ArrayList<>();
+    }
+    public void addGroup (Project.Groups group)
+    {
+        groups.add(group);
+    }
+
+    /**
+     * <p>Java class for anonymous complex type.
+     * 
+     * <p>The following schema fragment specifies the expected content contained within this class.
+     * 
+     * <pre>
+     * &lt;complexType>
+     *   &lt;complexContent>
+     *     &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
+     *       &lt;attribute name="name" type="{http://www.w3.org/2001/XMLSchema}string" />
+     *       &lt;attribute name="groupType" use="required" type="{http://javaops.ru}groupType" />
+     *       &lt;attribute name="id" use="required" type="{http://www.w3.org/2001/XMLSchema}ID" />
+     *     &lt;/restriction>
+     *   &lt;/complexContent>
+     * &lt;/complexType>
+     * </pre>
+     * 
+     * 
+     */
+    @XmlAccessorType(XmlAccessType.FIELD)
+    @XmlType(name = "")
+    public static class Groups {
+
+        @XmlAttribute(name = "name")
+        protected String name;
+        @XmlAttribute(name = "groupType", required = true)
+        protected GroupType groupType;
+        @XmlAttribute(name = "id", required = true)
+        @XmlJavaTypeAdapter(CollapsedStringAdapter.class)
+        @XmlID
+        @XmlSchemaType(name = "ID")
+        protected String id;
+
+        /**
+         * Gets the value of the name property.
+         * 
+         * @return
+         *     possible object is
+         *     {@link String }
+         *     
+         */
+        public String getName() {
+            return name;
+        }
+
+        /**
+         * Sets the value of the name property.
+         * 
+         * @param value
+         *     allowed object is
+         *     {@link String }
+         *     
+         */
+        public void setName(String value) {
+            this.name = value;
+        }
+
+        /**
+         * Gets the value of the groupType property.
+         * 
+         * @return
+         *     possible object is
+         *     {@link GroupType }
+         *     
+         */
+        public GroupType getGroupType() {
+            return groupType;
+        }
+
+        /**
+         * Sets the value of the groupType property.
+         * 
+         * @param value
+         *     allowed object is
+         *     {@link GroupType }
+         *     
+         */
+        public void setGroupType(GroupType value) {
+            this.groupType = value;
+        }
+
+        /**
+         * Gets the value of the id property.
+         * 
+         * @return
+         *     possible object is
+         *     {@link String }
+         *     
+         */
+        public String getId() {
+            return id;
+        }
+
+        /**
+         * Sets the value of the id property.
+         * 
+         * @param value
+         *     allowed object is
+         *     {@link String }
+         *     
+         */
+        public void setId(String value) {
+            this.id = value;
+        }
+
+    }
+
+    @Override
+    public String toString() {
+        return "Project{" +
+                "name='" + name + '\'' +
+                ", description='" + description + '\'' +
+                ", groups=" + groups +
+                '}';
+    }
+}
diff --git a/src/main/java/ru/javaops/masterjava/xml/schema/User.java b/src/main/java/ru/javaops/masterjava/xml/schema/User.java
index b3430ce..1d2416b 100644
--- a/src/main/java/ru/javaops/masterjava/xml/schema/User.java
+++ b/src/main/java/ru/javaops/masterjava/xml/schema/User.java
@@ -1,6 +1,8 @@
 
 package ru.javaops.masterjava.xml.schema;
 
+import java.util.ArrayList;
+import java.util.List;
 import javax.xml.bind.annotation.XmlAccessType;
 import javax.xml.bind.annotation.XmlAccessorType;
 import javax.xml.bind.annotation.XmlAttribute;
@@ -21,11 +23,12 @@
  *   &lt;complexContent>
  *     &lt;restriction base="{http://www.w3.org/2001/XMLSchema}anyType">
  *       &lt;sequence>
- *         &lt;element name="email" type="{http://www.w3.org/2001/XMLSchema}string"/>
  *         &lt;element name="fullName" type="{http://www.w3.org/2001/XMLSchema}string"/>
  *       &lt;/sequence>
+ *       &lt;attribute name="email" type="{http://www.w3.org/2001/XMLSchema}string" />
  *       &lt;attribute name="flag" use="required" type="{http://javaops.ru}flagType" />
  *       &lt;attribute name="city" use="required" type="{http://www.w3.org/2001/XMLSchema}IDREF" />
+ *       &lt;attribute name="groups" type="{http://www.w3.org/2001/XMLSchema}IDREFS" />
  *     &lt;/restriction>
  *   &lt;/complexContent>
  * &lt;/complexType>
@@ -35,69 +38,72 @@
  */
 @XmlAccessorType(XmlAccessType.FIELD)
 @XmlType(name = "", propOrder = {
-    "email",
     "fullName"
 })
 @XmlRootElement(name = "User", namespace = "http://javaops.ru")
 public class User {
 
-    @XmlElement(namespace = "http://javaops.ru", required = true)
-    protected String email;
     @XmlElement(namespace = "http://javaops.ru", required = true)
     protected String fullName;
+    @XmlAttribute(name = "email")
+    protected String email;
     @XmlAttribute(name = "flag", required = true)
     protected FlagType flag;
     @XmlAttribute(name = "city", required = true)
     @XmlIDREF
     @XmlSchemaType(name = "IDREF")
     protected Object city;
+    @XmlAttribute(name = "groups")
+    @XmlIDREF
+    @XmlSchemaType(name = "IDREFS")
+    protected List<Object> groups;
 
     /**
-     * Gets the value of the email property.
+     * Gets the value of the fullName property.
      * 
      * @return
      *     possible object is
      *     {@link String }
      *     
      */
-    public String getEmail() {
-        return email;
+    public String getFullName() {
+        return fullName;
     }
 
     /**
-     * Sets the value of the email property.
+     * Sets the value of the fullName property.
      * 
      * @param value
      *     allowed object is
      *     {@link String }
      *     
      */
-    public void setEmail(String value) {
-        this.email = value;
+    public void setFullName(String value) {
+        this.fullName = value;
     }
 
     /**
-     * Gets the value of the fullName property.
+     * Gets the value of the email property.
      * 
      * @return
      *     possible object is
      *     {@link String }
      *     
      */
-    public String getFullName() {
-        return fullName;
+    public String getEmail() {
+        return email;
     }
 
     /**
-     * Sets the value of the fullName property.
+     * Sets the value of the email property.
      * 
      * @param value
      *     allowed object is
      *     {@link String }
      *     
      */
-    public void setFullName(String value) {
-        this.fullName = value;
+    public void setEmail(String value) {
+        this.email = value;
     }
 
     /**
@@ -148,4 +154,53 @@ public void setCity(Object value) {
         this.city = value;
     }
 
+    /**
+     * Gets the value of the groups property.
+     * 
+     * <p>
+     * This accessor method returns a reference to the live list,
+     * not a snapshot. Therefore any modification you make to the
+     * returned list will be present inside the JAXB object.
+     * This is why there is not a <CODE>set</CODE> method for the groups property.
+     * 
+     * <p>
+     * For example, to add a new item, do as follows:
+     * <pre>
+     *    getGroups().add(newItem);
+     * </pre>
+     * 
+     * 
+     * <p>
+     * Objects of the following type(s) are allowed in the list
+     * {@link Object }
+     * 
+     * 
+     */
+    public List<Object> getGroups() {
+        if (groups == null) {
+            groups = new ArrayList<Object>();
+        }
+        return this.groups;
+    }
+
+    public void setGroups()
+    {
+        groups=new ArrayList<>();
+    }
+
+    public void addGroup(Object group)
+    {
+        groups.add(group);
+    }
+
+    @Override
+    public String toString() {
+        return "User{" +
+                "fullName='" + fullName + '\'' +
+                ", email='" + email + '\'' +
+                ", flag=" + flag +
+                ", city=" + city +
+                ", groups=" + groups +
+                '}';
+    }
 }
diff --git a/src/main/resources/payload.xml b/src/main/resources/payload.xml
new file mode 100644
index 0000000..bb14058
--- /dev/null
+++ b/src/main/resources/payload.xml
@@ -0,0 +1,35 @@
+<Payload xmlns="http://javaops.ru"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://javaops.ru payload.xsd">
+    <Users>
+        <User flag="active" city="kiv" email="gmail@gmail.com" groups="topjava09">
+            <fullName>Full Name</fullName>
+        </User>
+        <User flag="superuser" city="spb" email="admin@javaops.ru" groups="topjava10 topjava09 masterjava02">
+            <fullName>Admin</fullName>
+        </User>
+        <User flag="deleted" city="spb" email="mail@yandex.ru" groups="masterjava01">
+            <fullName>Deleted</fullName>
+        </User>
+    </Users>
+    <Cities>
+        <City id="spb">Санкт-Петербург</City>
+        <City id="kiv">Киев</City>
+        <City id="mnsk">Минск</City>
+    </Cities>
+
+    <Projects>
+        <Project>
+            <name>topjava</name>
+            <description>spring</description>
+            <groups groupType="REGISTERING" name="topjava10" id="topjava10"/>
+            <groups groupType="FINISHED" name="topjava09" id="topjava09"/>
+        </Project>
+        <Project>
+            <name>masterjava</name>
+            <description>multithreading</description>
+            <groups groupType="CURRENT" name="masterjava01" id="masterjava01"/>
+            <groups groupType="FINISHED" name="masterjava02" id="masterjava02"/>
+        </Project>
+    </Projects>
+</Payload>
\ No newline at end of file
diff --git a/src/main/resources/payload.xsd b/src/main/resources/payload.xsd
index 9ef1e46..c18fffb 100644
--- a/src/main/resources/payload.xsd
+++ b/src/main/resources/payload.xsd
@@ -21,6 +21,14 @@
                         </xs:sequence>
                     </xs:complexType>
                 </xs:element>
+                <xs:element name="Projects">
+                    <xs:complexType>
+                        <xs:sequence minOccurs="0" maxOccurs="unbounded">
+                            <xs:element ref="Project"/>
+                        </xs:sequence>
+                    </xs:complexType>
+                </xs:element>
+
             </xs:all>
         </xs:complexType>
     </xs:element>
@@ -28,11 +36,12 @@
     <xs:element name="User">
         <xs:complexType>
             <xs:sequence>
-                <xs:element type="xs:string" name="email"/>
                 <xs:element type="xs:string" name="fullName"/>
             </xs:sequence>
+            <xs:attribute type="xs:string" name="email"/>
             <xs:attribute type="flagType" name="flag" use="required"/>
             <xs:attribute type="xs:IDREF" name="city" use="required"/>
+            <xs:attribute type="xs:IDREFS" name="groups" use="optional"/>
         </xs:complexType>
     </xs:element>
 
@@ -53,4 +62,35 @@
             </xs:extension>
         </xs:simpleContent>
     </xs:complexType>
+
+    <xs:element name="Project">
+        <xs:complexType>
+            <xs:sequence>
+                <xs:element type="xs:string" name="name"/>
+                <xs:element type="xs:string" name="description"/>
+                    <xs:sequence minOccurs="0" maxOccurs="unbounded">
+                        <xs:element name="groups">
+                    <xs:complexType>
+                        <xs:attribute name="name" type="xs:string"/>
+                        <xs:attribute type="groupType" name="groupType" use="required"/>
+                        <xs:attribute type="xs:ID" name="id" use="required"/>
+                    </xs:complexType>
+                        </xs:element>
+                    </xs:sequence>
+            </xs:sequence>
+        </xs:complexType>
+    </xs:element>
+
+    <xs:element name="projectGroup">
+
+    </xs:element>
+
+    <xs:simpleType name="groupType">
+        <xs:restriction base="xs:string">
+            <xs:enumeration value="REGISTERING"/>
+            <xs:enumeration value="CURRENT"/>
+            <xs:enumeration value="FINISHED"/>
+        </xs:restriction>
+    </xs:simpleType>
+
 </xs:schema>
\ No newline at end of file
diff --git a/src/test/resources/payload.xml b/src/test/resources/payload.xml
index 796e99c..bb14058 100644
--- a/src/test/resources/payload.xml
+++ b/src/test/resources/payload.xml
@@ -2,16 +2,13 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://javaops.ru payload.xsd">
     <Users>
-        <User flag="active" city="kiv">
-            <email>gmail@gmail.com</email>
+        <User flag="active" city="kiv" email="gmail@gmail.com" groups="topjava09">
             <fullName>Full Name</fullName>
         </User>
-        <User flag="superuser" city="spb">
-            <email>admin@javaops.ru</email>
+        <User flag="superuser" city="spb" email="admin@javaops.ru" groups="topjava10 topjava09 masterjava02">
             <fullName>Admin</fullName>
         </User>
-        <User flag="deleted" city="spb">
-            <email>mail@yandex.ru</email>
+        <User flag="deleted" city="spb" email="mail@yandex.ru" groups="masterjava01">
             <fullName>Deleted</fullName>
         </User>
     </Users>
@@ -20,4 +17,19 @@
         <City id="kiv">Киев</City>
         <City id="mnsk">Минск</City>
     </Cities>
+
+    <Projects>
+        <Project>
+            <name>topjava</name>
+            <description>spring</description>
+            <groups groupType="REGISTERING" name="topjava10" id="topjava10"/>
+            <groups groupType="FINISHED" name="topjava09" id="topjava09"/>
+        </Project>
+        <Project>
+            <name>masterjava</name>
+            <description>multithreading</description>
+            <groups groupType="CURRENT" name="masterjava01" id="masterjava01"/>
+            <groups groupType="FINISHED" name="masterjava02" id="masterjava02"/>
+        </Project>
+    </Projects>
 </Payload>
\ No newline at end of file