Keystone JSON POJO

package cloudey.api.Keystone;

import org.codehaus.jackson.annotate.JsonCreator;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;

public class AccessContainer {
    public class Access {
        public class Token {
            public class Tenant {
                public String name;
                public String id;

                public Tenant(Object json) {
                    LinkedHashMap<String, String> j = (LinkedHashMap<String, String>) json;
                    this.name = j.get("name");
                    this.id = j.get("id");
                }

                public String toString() {
                    StringBuilder sb = new StringBuilder();
                    sb.append("\nTenant:");
                    sb.append("\n\tName:\t" + name);
                    sb.append("\n\tID:\t" + id);
                    return sb.toString();
                }
            }

            public Tenant tenant;
            public String expires;
            public String id;

            public Token(Map<String, Object> json) {
                this.tenant = new Tenant(json.get("tenant"));
                this.expires = (String) json.get("expires");
                this.id = (String) json.get("id");
            }

            public String toString() {
                StringBuilder sb = new StringBuilder();
                sb.append("\nToken:");
                sb.append("\n\tID:\t" + id);
                sb.append("\n\tExpires:\t" + expires);
                sb.append(tenant.toString().replace("\n", "\n\t"));
                return sb.toString();
            }
        }

        public class ServiceCatalog {
            public class Endpoints {
                public String adminURL;
                public String publicURL;
                public String internalURL;
                public String region;

                public Endpoints(Object json) {
                    LinkedHashMap<String, String> j =( (ArrayList<LinkedHashMap<String, String>>) json).get(0);
                    this.adminURL = j.get("adminURL");
                    this.publicURL = j.get("publicURL");
                    this.internalURL = j.get("internalURL");
                    this.region = j.get("region");
                }

                public String toString() {
                    StringBuilder sb = new StringBuilder();
                    sb.append("\nEndpoints:");
                    sb.append("\n\tadminURL:\t" + adminURL);
                    sb.append("\n\tpublicURL:\t" + publicURL);
                    sb.append("\n\tinternalURL:\t" + internalURL);
                    sb.append("\n\tregion:\t" + region);
                    return sb.toString();
                }
            }

            public Endpoints endpoints;
            public String type;
            public String name;

            public ServiceCatalog(Map<String, Object> json) {
                this.endpoints = new Endpoints(json.get("endpoints"));
                this.type = (String) json.get("type");
                this.name = (String) json.get("name");
            }

            public String toString() {
                StringBuilder sb = new StringBuilder();
                sb.append("\nServiceCatalog:");
                sb.append("\n\tType:\t" + type);
                sb.append("\n\tName:\t" + name);
                sb.append(endpoints.toString().replace("\n", "\n\t"));
                return sb.toString();
            }
        }

        public class User {
            public class Roles {
                public String tenantId;
                public String id;
                public String name;

                public String toString() {
                    StringBuilder sb = new StringBuilder();
                    sb.append("\nRoles:");
                    sb.append("\n\tID:\t" + id);
                    sb.append("\n\tName:\t" + name);
                    sb.append("\n\tTenantID:\t" + tenantId);
                    return sb.toString();
                }
                public Roles(LinkedHashMap<String, Object> json){
                    this.tenantId = (String) json.get("tenantId");
                    this.id = (String) json.get("id");
                    this.name = (String) json.get("name");
                }
            }

            public ArrayList<Roles> roles;
            public String name;
            public String id;

            public User(Map<String, Object> json) {
                roles = new ArrayList<Roles>();
                Iterator<LinkedHashMap<String, Object>> i =
                        ((ArrayList<LinkedHashMap<String, Object>>) json.get("roles")).iterator();

                while (i.hasNext()){
                    roles.add(new Roles(i.next()));
                }
                this.name = (String) json.get("name");
                this.id = (String) json.get("id");
            }

            public String toString() {
                StringBuilder sb = new StringBuilder();
                sb.append("\nUser:");
                sb.append("\n\tID:\t" + id);
                sb.append("\n\tName:\t" + name);
                Iterator<Roles> i = roles.iterator();
                while (i.hasNext()) {
                    Roles r = i.next();
                    sb.append(r.toString().replace("\n", "\n\t"));
                }
                return sb.toString();
            }
        }

        public Token token;
        public ArrayList<ServiceCatalog> serviceCatalog;
        public User user;

        public Access(Map<String, Object> json) {
            this.token = new Token((Map<String, Object>) json.get("token"));

            Iterator<LinkedHashMap<String, Object>> i =
                    ((ArrayList<LinkedHashMap<String, Object>>) json.get("serviceCatalog")).iterator();
            serviceCatalog = new ArrayList<ServiceCatalog>();
            while (i.hasNext()){
                serviceCatalog.add(new ServiceCatalog(i.next()));
            }
            this.user = new User((Map<String, Object>) json.get("user"));
        }

        public String toString() {
            StringBuilder sb = new StringBuilder();
            sb.append("\nAccess:");
            sb.append(token.toString().replace("\n", "\n\t"));
            Iterator<ServiceCatalog> i = serviceCatalog.iterator();
            while (i.hasNext()) {
                sb.append(i.next().toString().replace("\n", "\n\t"));
            }
            sb.append(user.toString().replace("\n", "\n\t"));
            return sb.toString();
        }
    }

    public Access access;

    @JsonCreator
    public AccessContainer(Map<String, Object> json) {
        access = new Access((Map<String, Object>) json.get("access"));
    }

    public String toString() {
        return access.toString();
    }
}