Auf den Typ jdk.nio.zipfs.ZipFileSystem kann nicht zugegriffen werden ⇐ Java

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Eclipse 2024-12 unter Windows 11

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(Compiler-Fehlermeldungen in Kommentaren zu problematischen Zeilen.)

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import java.io.IOException;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.Paths;

import jdk.nio.zipfs.ZipFileSystem; // The type jdk.nio.zipfs.ZipFileSystem is not accessible

public class ZipFsTst {

public static void main(String[] args) {
Path path = Paths.get("C:", "Users", "USER", "Downloads", "jcalendar-1.4.jar");
try {
FileSystem fs = FileSystems.newFileSystem(path);
if (fs instanceof ZipFileSystem) { // ZipFileSystem cannot be resolved to a type

}
}
catch (IOException xIo) {
xIo.printStackTrace();
}
}
}

Java-Systemeigenschaften (Teilliste)

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file.encoding                 = UTF-8
file.separator                = \
java.class.path               =
java.class.version            = 65.0
java.home                     = C:\Users\USER\eclipse\plugins\org.eclipse.justj.openjdk.hotspot.jre.full.win32.x86_64_21.0.5.v20241023-1957\jre
java.io.tmpdir                = C:\Users\USER\AppData\Local\Temp\
java.library.path             = C:\Users\USER\eclipse\plugins\org.eclipse.justj.openjdk.hotspot.jre.full.win32.x86_64_21.0.5.v20241023-1957\jre\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/Users/user/eclipse//plugins/org.eclipse.justj.openjdk.hotspot.jre.full.win32.x86_64_21.0.5.v20241023-1957/jre/bin/server;C:/Users/USER/eclipse//plugins/org.eclipse.justj.openjdk.hotspot.jre.full.win32.x86_64_21.0.5.v20241023-1957/jre/bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\OpenSSH\;C:\Program Files\dotnet\;C:\Users\USER\AppData\Local\Microsoft\WindowsApps;;C:\Users\USER\eclipse;;.
java.runtime.name             = OpenJDK Runtime Environment
java.runtime.version          = 21.0.5+11-LTS
java.specification.name       = Java Platform API Specification
java.specification.vendor     = Oracle Corporation
java.specification.version    = 21
java.vendor                   = Eclipse Adoptium
java.vendor.url               = https://adoptium.net/
java.vendor.url.bug           = https://github.com/adoptium/adoptium-support/issues
java.vendor.version           = Temurin-21.0.5+11
java.version                  = 21.0.5
java.version.date             = 2024-10-15
java.vm.compressedOopsMode    = Zero based
java.vm.info                  = mixed mode, sharing
java.vm.name                  = OpenJDK 64-Bit Server VM
java.vm.specification.name    = Java Virtual Machine Specification
java.vm.specification.vendor  = Oracle Corporation
java.vm.specification.version = 21
java.vm.vendor                = Eclipse Adoptium
java.vm.version               = 21.0.5+11-LTS
jdk.debug                     = release
native.encoding               = Cp1255
os.arch                       = amd64
os.name                       = Windows 11
os.version                    = 10.0
path.separator                = ;
stderr.encoding               = UTF-8
stdout.encoding               = UTF-8
sun.arch.data.model           = 64
sun.boot.library.path         = C:\Users\USER\eclipse\plugins\org.eclipse.justj.openjdk.hotspot.jre.full.win32.x86_64_21.0.5.v20241023-1957\jre\bin
sun.cpu.endian                = little
sun.cpu.isalist               = amd64
sun.io.unicode.encoding       = UnicodeLittle
sun.java.launcher             = SUN_STANDARD
sun.jnu.encoding              = Cp1255
sun.management.compiler       = HotSpot 64-Bit Tiered Compilers
sun.os.patch.level            =

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module-info.java

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module jartoolm {
requires jdk.zipfs;
}

Eclipse Java-Projekteigenschaften:


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