Java 및 Kotlin에서 데스크톱 바코드 스캐너를 빌드하는 방법

Gradle을 통해 Dynamsoft Barcode Reader 설치

$ gradle init
Select type of project to generate:
1: basic
2: application
3: library
4: Gradle plugin
Enter selection (default: basic) [1..4] 

Select implementation language:
1: C++
2: Groovy
3: Java
4: Kotlin
5: Scala
6: Swift
Enter selection (default: Java) [1..6] 

Split functionality across multiple subprojects?:
1: no - only one application project
2: yes - application and library projects
Enter selection (default: no - only one application project) [1..2] 

Select build script DSL:
1: Groovy
2: Kotlin
Enter selection (default: Kotlin) [1..2] 

repositories {
    // Use JCenter for resolving dependencies.
    jcenter()
    maven {
        url "http://download2.dynamsoft.com/maven/dbr/jar"
    }
}

dependencies {
    // Use JUnit test framework.
    testImplementation 'junit:junit:4.13'

    // This dependency is used by the application.
    implementation 'com.google.guava:guava:29.0-jre'

    // Dynamsoft Barcode Reader SDK
    implementation 'com.dynamsoft:dbr:8.1.2'
}

repositories {
    maven {
        url "http://download2.dynamsoft.com/maven/dbr/aar"
    }
}

dependencies {
    implementation 'com.dynamsoft:dynamsoftbarcodereader:latest.release@aar'
}

Windows, Linux 및 macOS용 Java 바코드 스캐너 애플리케이션

// Java
import com.dynamsoft.dbr.*;

BarcodeReader br = new BarcodeReader(license);

// Kotlin
import com.dynamsoft.dbr.*

val br = BarcodeReader(license)

// Java
br.initRuntimeSettingsWithString("{\"ImageParameter\":{\"Name\":\"Balance\",\"DeblurLevel\":5,\"ExpectedBarcodesCount\":512,\"LocalizationModes\":[{\"Mode\":\"LM_CONNECTED_BLOCKS\"},{\"Mode\":\"LM_STATISTICS\"}]}}", EnumConflictMode.CM_OVERWRITE);

// Kotlin
br.initRuntimeSettingsWithString("{\"ImageParameter\":{\"Name\":\"Balance\",\"DeblurLevel\":5,\"ExpectedBarcodesCount\":512,\"LocalizationModes\":[{\"Mode\":\"LM_CONNECTED_BLOCKS\"},{\"Mode\":\"LM_STATISTICS\"}]}}", EnumConflictMode.CM_OVERWRITE)

// Java
results = mBarcodeReader.decodeFile(file, "");
for (TextResult result : results) {
    System.out.println(String.format("  Barcode %d:", index++));
    if(result.barcodeFormat != 0){
        System.out.println("    Type: " + result.barcodeFormatString);
    } else {
        System.out.println("    Type: " + result.barcodeFormatString_2);
    }


    System.out.println("    Value: " + result.barcodeText);

    System.out.println(String.format("    Region points: {(%d,%d),(%d,%d),(%d,%d),(%d,%d)}",
    result.localizationResult.resultPoints[0].x, result.localizationResult.resultPoints[0].y,
    result.localizationResult.resultPoints[1].x,result.localizationResult.resultPoints[1].y,
    result.localizationResult.resultPoints[2].x,result.localizationResult.resultPoints[2].y,
    result.localizationResult.resultPoints[3].x,result.localizationResult.resultPoints[3].y));
}

// Kotlin
val results: Array<TextResult> = br.decodeFile(file, "")
for (result in results) {
    println(String.format("  Barcode %d:", index++))
    if (result.barcodeFormat != 0) {
        System.out.println("    Type: " + result.barcodeFormatString)
    } else {
        System.out.println("    Type: " + result.barcodeFormatString_2)
    }
    System.out.println("    Value: " + result.barcodeText)
    println(
        java.lang.String.format(
            "    Region points: {(%d,%d),(%d,%d),(%d,%d),(%d,%d)}",
            result.localizationResult.resultPoints.get(0).x,
            result.localizationResult.resultPoints.get(0).y,
            result.localizationResult.resultPoints.get(1).x,
            result.localizationResult.resultPoints.get(1).y,
            result.localizationResult.resultPoints.get(2).x,
            result.localizationResult.resultPoints.get(2).y,
            result.localizationResult.resultPoints.get(3).x,
            result.localizationResult.resultPoints.get(3).y
        )
    )
}

./gradlew run --args="../../images/QR-Blurred.jpg ../../license.txt"

Travis CI를 사용하여 Java 애플리케이션 테스트

language: java

jobs:
  include:
    - name: "Linux"
      os: linux
    - name: "macOS"
      os: osx
    - name: "Windows"
      os: windows           
      language: shell       
      before_install:
        - choco install jdk8 -params 'installdir=c:\\jdk' -y;
        - export JAVA_HOME=${JAVA_HOME:-/c/jdk};
      env: PATH=/c/jdk/bin:$PATH

branches:
  only:
    - main

script:
  - if [[ ${TRAVIS_OS_NAME} != "windows" ]]; then
        chmod +x java/gradlew;
        chmod +x kotlin/gradlew;
    fi
  - cd java
  - ./gradlew test
  - ./gradlew run --args="../../images/AllSupportedBarcodeTypes.png"
  - cd .. 
  - cd kotlin
  - ./gradlew test
  - ./gradlew run --args="../../images/AllSupportedBarcodeTypes.png"

소스 코드