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jvmArgs "--add-opens" has no effect!? #274

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SaluRamos opened this issue Sep 3, 2024 · 0 comments
Open

jvmArgs "--add-opens" has no effect!? #274

SaluRamos opened this issue Sep 3, 2024 · 0 comments

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@SaluRamos
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SaluRamos commented Sep 3, 2024

Hi, run task works fine, but when running the executable generated by jpackage task i got openCV errors. There are this lib called 'dcm4che' that uses opencv to decompress medical images, and i need to add opencv path to the java.library.path, what is wrong?

this is build.gradle file:

plugins {
    id "java"
    id "application"
    id "org.openjfx.javafxplugin" version "0.0.13"
    id "org.beryx.jlink" version "2.25.0" //https://github.com/beryx/badass-jlink-plugin
    id "org.javamodularity.moduleplugin" version "1.8.12"
}

group "com.webkriativa.noahviewer"
version "0.5"

var lwjglNativesPath = "libs/lwjgl";
var dcm4cheVersion = "5.31.2"
var dcm4chePath = "libs/dcm4che-" + dcm4cheVersion;
var openCVNativesWindowsPath = dcm4chePath + "/lib/windows-x86-64"
project.ext.lwjglVersion = "3.3.3"
project.ext.lwjglNatives = "natives-windows"

repositories {
    mavenCentral()
    maven {
        url = uri("https://maven.scijava.org/content/repositories/public/")
    }
}

tasks.withType(JavaCompile).configureEach {
    options.encoding = "UTF-8"
}

application {
    mainModule = "com.webkriativa.noahviewer"
    mainClass = "com.webkriativa.noahviewer.Main"
}

javafx {
    version = "17.0.6"
    modules = ["javafx.controls", "javafx.fxml", "javafx.graphics"]
}

dependencies {
   ....a lot of lines...
}

tasks.jpackageImage.doLast {
    copy {
        from("src/main/resources")
        into("$buildDir/jpackage/$project.name/src/main/resources")
    }
    copy {
        from "libs"
        into("$buildDir/jpackage/$project.name/libs")
    }
}

jlink{
    forceMerge('log4j-api')
    forceMerge('slf4j-api-2.0.9')
    mergedModule {
        additive = true
        uses 'org.apache.logging.log4j.util.PropertySource';
        uses 'org.apache.logging.log4j.spi.Provider';
        uses 'org.apache.logging.log4j.message.ThreadDumpMessage.ThreadInfoFactory';
    }
    jpackage {
        if (org.gradle.internal.os.OperatingSystem.current().windows) {
            installerOptions += ['--icon', 'src/main/resources/images/logo.ico']
            imageOptions += ['--win-console']
            imageOptions += ['--resource-dir', 'src/main/resources']
            icon = "src/main/resources/images/logo.ico"
            skipInstaller = true
        }
    }
    launcher{
        jvmArgs = ['-Djava.library.path="' + lwjglNativesPath + ";" + dcm4chePath + ';' + openCVNativesWindowsPath + '"',
                   '--add-opens', 'java.desktop/javax.imageio.stream=dcm4che.imageio.opencv',
                   '--add-opens', 'java.base/java.io=dcm4che.imageio.opencv']
    }
}

run {
    jvmArgs = ['-Djava.library.path="' + lwjglNativesPath + ";" + dcm4chePath + ';' + openCVNativesWindowsPath + '"',
               '--add-opens', 'java.desktop/javax.imageio.stream=dcm4che.imageio.opencv',
               '--add-opens', 'java.base/java.io=dcm4che.imageio.opencv']
}

error:

org.opencv.osgi.OpenCVNativeLoader init
Successfully loaded OpenCV native library.
java.lang.NullPointerException: Cannot invoke "org.dcm4che3.opencv.StreamSegment.getImageDescriptor()" because "seg" is null

this error occurs only when not using the "--add-opens", why add-opens in jvmArgs has not effect in the exe?

@SaluRamos SaluRamos changed the title OpenCV module errors jvmArgs "--add-opens" has no effect!? Sep 13, 2024
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