DIGIT Core
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2.8
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      • MDMS (Master Data Management Service)
        • Setting up Master Data
          • MDMS Overview
          • MDMS Rewritten
          • Configuring Tenants
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          • State Level Vs City Level Master
      • Payment Gateway Service
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      • SMS Template Approval Process
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      • Notification Enhancement Based On Different Channel
      • Report Service
        • Configuring New Reports
          • Impact Of Heavy Reports On Platform
          • Types Of Reports Used In Report Service
      • SMS Notification Service
        • Setting Up SMS Gateway
          • Using The Generic GET & POST SMS Gateway Interface
      • Survey Service
      • Persister Service
        • Persister Configuration
      • Encryption Service
        • Encryption Client Library
        • User Data Security Architecture
        • Guidelines for supporting User Privacy in a module
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        • Configuring Localization
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          • Trigger Airflow DAG
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          • Insert & Delete Data - Steps
          • Important Links & Credentials
          • Code Structure
          • KT Sessions
          • Pre-requisites For Enabling Adaptor
        • Revenue Maximisation
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          • 1. Pre-requisites
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          • 8. Productionize DIGIT
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          • 1. Azure Pre-requisites
          • 2. Understanding AKS
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          • 1. SDC Pre-requisites
          • 2. Infra-as-code (Kubespray)
          • CI/CD Setup On SDC
        • CI/CD Set Up
          • CI/CD Build Job Pipeline Setup
        • Prepare Helm Release Chart
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      • Pre-requisites Training Resources
      • Backend Developer Guide
        • Section 0: Prep
          • Development Pre-requisites
          • Design Inputs
            • High Level Design
            • Low Level Design
          • Development Environment Setup
        • Section 1: Create Project
          • Generate Project Using API Specs
          • Create Database
          • Configure Application Properties
          • Import Core Models
          • Implement Repository Layer
          • Create Validation & Enrichment Layers
          • Implement Service Layer
          • Build The Web Layer
        • Section 2: Integrate Persister & Kafka
          • Add Kafka Configuration
          • Implement Kafka Producer & Consumer
          • Add Persister Configuration
          • Enable Signed Audit
          • Run Application
        • Section 3: Integrate Microservices
          • Integrate IDGen Service
          • Integrate User Service
          • Add MDMS Configuration
          • Integrate MDMS Service
          • Add Workflow Configuration
          • Integrate Workflow Service
          • Integrate URL Shortener Service
        • Section 4: Integrate Billing & Payment
          • Custom Calculator Service
          • Integrate Calculator Service
          • Payment Back Update
        • Section 5: Other Advanced Integrations
          • Add Indexer Configuration
          • Certificate Generation
        • Section 6: Run Final Application
        • Section 7: Build & Deploy Instructions
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        • Introduction to Flutter
          • Flutter - Key Features
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        • Setup Development Environment
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          • Create Form Screen
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          • Provider State Management
          • BloC State Management
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        • DIGIT-UI
        • Android Web View & How To Generate APK
        • DIGIT UI Development Pre-requisites
        • UI Configuration (DevOps)
        • Local Development Setup
        • Run Application
        • Create New Screen In DIGIT-UI
          • Create Screen (FormComposer)
          • Inbox/Search Screen
          • Workflow Component
        • Customisation
          • Integrate External Web Application/UI With DIGIT UI
          • Utility - Pre-Process MDMS Configuration
          • CSS Customisation
        • Citizen Module Setup
          • Sample screenshots
          • Project Structure
          • Install Dependency
          • Import Required Components
          • Write Citizen Module Code
          • Citizen Landing Screen
        • Employee Module Setup
          • Write Employee Module Code
        • Build & Deploy
        • Setup Monitoring Tools
        • FAQs
          • Troubleshoot Using Browser Network Tab
          • Debug Android App Using Chrome Browser
    • 🔄Operations Guide
      • DIGIT - Infra Overview
      • Setup Central Instance Infra
      • Central Monitoring Dashboard Setup
      • Kubernetes
        • RBAC Management
        • DB Dump - Playground
      • Setup Jenkins - Docker way
      • GitOps
        • Git Client installation
        • GitHub organization creation
        • Adding new SSH key to it
        • GitHub repo creation
        • GitHub Team creation
        • Enabling Branch protection:
        • CODEOWNER Reviewers
        • Adding Users to the Git
        • Setting up an OAuth with GitHub
        • Fork (Fork the mdms,config repo with a tenant-specific branch)
      • Working with Kubernetes
        • Installation of Kubectl
      • Containerizing application using Docker
        • Creation of Dockerhub account
      • Infra provisioning using Terraform
        • Installation of Terraform
      • Customization of existing tf templates
      • Cert-Manager
        • Obtaining SSL certificates with the help of cluster-issuer
      • Moving Docker Images
      • Pre and post deployment checklist
      • Multi-tenancy Setup
      • Availability
        • Infrastructure
        • Backbone services
          • Database
          • Kafka
          • Kafka Connect
          • Elastic search
            • ElasticSearch Direct Upgrade
            • Elastic Search Rolling Upgrade
        • Core services
        • DIGIT apps
        • DSS dashboard
      • Observability
        • ES-Curator to clear old logs/indices
        • Monitoring
        • Tracing
        • Jaeger Tracing Setup
        • Logging
        • eGov Monitoring & Alerting Setup
        • eGov Logging Setup
      • Performance
        • What to monitor?
          • Infrastructure
          • Backbone services
          • Core services
        • Identifying bottlenecks
        • Solutions
      • Handling errors
      • Security
      • Reliability and disaster recovery
      • Privacy
      • Skillsets/hiring
      • Incident management processes
      • Kafka Troubleshooting Guide
        • How to clean up Kafka logs
        • How to change or reset consumer offset in Kafka?
      • SRE Rituals
      • FAQs
        • I am unable to login to the citizen or employee portal. The UI shows a spinner.
        • My DSS dashboard is not reflecting accurate numbers? What can I do?
      • Deployment using helm
        • Helm installation:
        • Helm chart creation
        • Helm chart customization
      • How to Dump Elasticsearch Indexes
      • Deploy Nginx-Ingress-Controller
      • Deployment Job Pipeline Setup
      • OAuth2-Proxy Setup
      • Jira Ticket Creation
  • Reference
    • 👉Setup Basics
      • Setup Requirements
        • Tech Enablement Training - Essential Skills and Pre-requisites
        • Tech Enablement Training (eDCR) - Essential Skills and Prerequisites
          • Development Control Rules (Digit-DCR)
          • eDCR Approach Guide
        • DIGIT Rollout Program Governance
        • DevOps Skills Requirements
        • Infra Requirements
        • Team Composition for DIGIT Implementation
        • Infra Best Practices
        • Operational Best Practices
        • Why Kubernetes For DIGIT
      • Supported Clouds
        • Google Cloud
        • Azure
        • AWS
        • VSphere
        • SDC
      • Deployment - Key Concepts
        • Security Practices
        • CI/CD
        • Readiness & Liveness
        • Resource Requests & Limits
      • Understanding ERP Stack
        • ERP Monolithic Architecture
        • ERP Hybrid Architecture
        • ERP Coexistence Architecture
        • APMDP-HYBRID-INFRA ARCHITECTURE
        • eGov SmartCity eGovernance Suite
        • ERP Deployment Process
        • ERP Release Process
        • ERP User Guide
      • Deploying DIGIT Services
        • Deployment Architecture
        • Routing Traffic
        • Backbone Deployment
      • Troubleshooting
        • Distributed Tracing
        • Logging
        • Monitoring & Alerts
    • 📥Reference Reads
      • Analytics
      • DevSecOps
      • Low Code No Code
        • Application Specification
      • Beneficiary Eligibility
      • Government and Open Digital Platforms
      • Microservices and Low Code No Code
      • Registries
      • Platform Orientation - Overview
    • 🔏Data Security
      • Signed Data Audit
      • Encryption Techniques
      • Approaches to handle Encrypted Data
    • ❕Privacy
    • 🕹️DevOps
      • 1. How DNS works
      • 2. Load Balancer
      • 3. SSL/Cert-manager
      • 4.Ingress,WAF
      • 5.VPC
      • 6.Subnets
      • 7.EKS
      • 8.Worker Node Group
      • 9.RDS
      • 10.NAT
      • 11.Internet Gateway
      • 12.Block Storage (EBS Volumes)
      • 13.Object Storage (S3)
      • 14. Telemetry
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On this page
  • Overview
  • Steps
  • Import Core Models

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  1. Guides
  2. Developer Guide
  3. Backend Developer Guide
  4. Section 1: Create Project

Import Core Models

Overview

The pom.xml typically includes most of the dependencies listed below at project generation time. Review and ensure that all of these dependencies are present. Update the pom.xml in case any are missing.

Steps

Models/POJOs of the dependent service can be imported from the digit-core-models library (work on creating the library is ongoing). These models are used to integrate with the dependent services.

<dependency>
  <groupId>org.egov.services</groupId>
  <artifactId>tracer</artifactId>
  <version>2.0.0-SNAPSHOT</version>
</dependency>
<dependency>
  <groupId>org.egov.services</groupId>
  <artifactId>services-common</artifactId>
  <version>1.0.1-SNAPSHOT</version>
</dependency>
<repositories>
  <repository>
    <id>repo.egovernments.org</id>
    <name>eGov ERP Releases Repository</name>
    <url>https://nexus-repo.egovernments.org/nexus/content/repositories/releases/</url>
  </repository>
  <repository>
    <id>repo.egovernments.org.snapshots</id>
    <name>eGov ERP Releases Repository</name>
    <url>https://nexus-repo.egovernments.org/nexus/content/repositories/snapshots/</url>
  </repository>
  <repository>
    <id>repo.egovernments.org.public</id>
    <name>eGov Public Repository Group</name>
    <url>https://nexus-repo.egovernments.org/nexus/content/groups/public/</url>
  </repository>
</repositories>

These are pre-written libraries which contain tracer support, common models like MDMS, Auth and Auth and the capability to raise custom exceptions.

Once these core models are imported, it is safe to delete the RequestInfo, and ResponseInfo classes from the models folder and use the ones present in the common contract that is imported.

Import Core Models

Before starting development, create/update the following classes as given below.

  1. Create RequestInfoWrapper POJO within the Models package -

package digit.web.models;

import com.fasterxml.jackson.annotation.JsonProperty;
import lombok.*;
import org.egov.common.contract.request.RequestInfo;


@Getter
@Setter
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class RequestInfoWrapper {

    @JsonProperty("RequestInfo")
    private RequestInfo requestInfo;
}
  1. Update the Applicant POJO with the following content -

package digit.web.models;

import java.util.Objects;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonCreator;
import digit.web.models.Role;
import digit.web.models.User;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import java.time.LocalDate;
import java.util.ArrayList;
import java.util.List;
import org.springframework.validation.annotation.Validated;
import javax.validation.Valid;
import javax.validation.constraints.*;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
import lombok.Builder;

/**
 * Details of the user applying for birth registration
 */
@ApiModel(description = "Details of the user applying for birth registration")
@Validated
@javax.annotation.Generated(value = "org.egov.codegen.SpringBootCodegen", date = "2022-08-16T15:34:24.436+05:30")

@Getter
@Setter
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class javaApplicant   {
        @JsonProperty("id")
        private String id = null;

        @JsonProperty("userName")
        private String userName = null;

        @JsonProperty("password")
        private String password = null;

        @JsonProperty("salutation")
        private String salutation = null;

        @JsonProperty("name")
        private String name = null;

        @JsonProperty("gender")
        private String gender = null;

        @JsonProperty("mobileNumber")
        private String mobileNumber = null;

        @JsonProperty("emailId")
        private String emailId = null;

        @JsonProperty("altContactNumber")
        private String altContactNumber = null;

        @JsonProperty("pan")
        private String pan = null;

        @JsonProperty("aadhaarNumber")
        private String aadhaarNumber = null;

        @JsonProperty("permanentAddress")
        private String permanentAddress = null;

        @JsonProperty("permanentCity")
        private String permanentCity = null;

        @JsonProperty("permanentPincode")
        private String permanentPincode = null;

        @JsonProperty("correspondenceCity")
        private String correspondenceCity = null;

        @JsonProperty("correspondencePincode")
        private String correspondencePincode = null;

        @JsonProperty("correspondenceAddress")
        private String correspondenceAddress = null;

        @JsonProperty("active")
        private Boolean active = null;

        @JsonProperty("dob")
        private LocalDate dob = null;

        @JsonProperty("pwdExpiryDate")
        private LocalDate pwdExpiryDate = null;

        @JsonProperty("locale")
        private String locale = null;

        @JsonProperty("type")
        private String type = null;

        @JsonProperty("signature")
        private String signature = null;

        @JsonProperty("accountLocked")
        private Boolean accountLocked = null;

        @JsonProperty("roles")
        @Valid
        private List<Role> roles = null;

        @JsonProperty("fatherOrHusbandName")
        private String fatherOrHusbandName = null;

        @JsonProperty("bloodGroup")
        private String bloodGroup = null;

        @JsonProperty("identificationMark")
        private String identificationMark = null;

        @JsonProperty("photo")
        private String photo = null;

        @JsonProperty("createdBy")
        private Long createdBy = null;

        @JsonProperty("createdDate")
        private LocalDate createdDate = null;

        @JsonProperty("lastModifiedBy")
        private Long lastModifiedBy = null;

        @JsonProperty("lastModifiedDate")
        private LocalDate lastModifiedDate = null;

        @JsonProperty("otpReference")
        private String otpReference = null;

        @JsonProperty("tenantId")
        private String tenantId = null;


        public Applicant addRolesItem(Role rolesItem) {
            if (this.roles == null) {
            this.roles = new ArrayList<>();
            }
        this.roles.add(rolesItem);
        return this;
        }

}
  1. Create the BTRConfiguration class within the configuration package. The MainConfiguration class should already exist inside the config package.

package digit.config;

import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.*;
import org.egov.tracer.config.TracerConfiguration;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Import;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.stereotype.Component;

import javax.annotation.PostConstruct;
import java.util.TimeZone;

@Component
@Data
@Import({TracerConfiguration.class})
@NoArgsConstructor
@AllArgsConstructor
@Setter
@Getter
public class BTRConfiguration {
    @Value("${app.timezone}")
    private String timeZone;

    @PostConstruct
    public void initialize() {
        TimeZone.setDefault(TimeZone.getTimeZone(timeZone));
    }

    @Bean
    @Autowired
    public MappingJackson2HttpMessageConverter jacksonConverter(ObjectMapper objectMapper) {
        MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
        converter.setObjectMapper(objectMapper);
        return converter;
    }

    // User Config
    @Value("${egov.user.host}")
    private String userHost;

    @Value("${egov.user.context.path}")
    private String userContextPath;

    @Value("${egov.user.create.path}")
    private String userCreateEndpoint;

    @Value("${egov.user.search.path}")
    private String userSearchEndpoint;

    @Value("${egov.user.update.path}")
    private String userUpdateEndpoint;

    //Idgen Config
    @Value("${egov.idgen.host}")
    private String idGenHost;

    @Value("${egov.idgen.path}")
    private String idGenPath;

    //Workflow Config
    @Value("${egov.workflow.host}")
    private String wfHost;

    @Value("${egov.workflow.transition.path}")
    private String wfTransitionPath;

    @Value("${egov.workflow.businessservice.search.path}")
    private String wfBusinessServiceSearchPath;

    @Value("${egov.workflow.processinstance.search.path}")
    private String wfProcessInstanceSearchPath;

    @Value("${is.workflow.enabled}")
    private Boolean isWorkflowEnabled;


    // BTR Variables

    @Value("${btr.kafka.create.topic}")
    private String createTopic;

    @Value("${btr.kafka.update.topic}")
    private String updateTopic;

    @Value("${btr.default.offset}")
    private Integer defaultOffset;

    @Value("${btr.default.limit}")
    private Integer defaultLimit;

    @Value("${btr.search.max.limit}")
    private Integer maxLimit;


    //MDMS
    @Value("${egov.mdms.host}")
    private String mdmsHost;

    @Value("${egov.mdms.search.endpoint}")
    private String mdmsEndPoint;

    //HRMS
    @Value("${egov.hrms.host}")
    private String hrmsHost;

    @Value("${egov.hrms.search.endpoint}")
    private String hrmsEndPoint;

    @Value("${egov.url.shortner.host}")
    private String urlShortnerHost;

    @Value("${egov.url.shortner.endpoint}")
    private String urlShortnerEndpoint;

    @Value("${egov.sms.notification.topic}")
    private String smsNotificationTopic;
}

The core models are imported.

PreviousConfigure Application PropertiesNextImplement Repository Layer

Last updated 1 year ago

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