Class JavaClassfileVersion


  • public final class JavaClassfileVersion
    extends java.lang.Object
    Reads the bytecode of a Java class to detect the major, minor and Java version that was compiled.
    Author:
    Jorge Solórzano
    • Method Detail

      • javaVersion

        public JavaVersion javaVersion()
        JavaVersion of the class file version detected.
        Returns:
        JavaVersion based on the major version of the class file.
      • majorVersion

        public int majorVersion()
        Returns the major version of the parsed classfile.
        Returns:
        the major classfile version
      • minorVersion

        public int minorVersion()
        Returns the minor version of the parsed classfile.
        Returns:
        the minor classfile version
      • isPreview

        public boolean isPreview()
        Returns if the classfile use preview features.
        Returns:
        true if the classfile use preview features.
      • toString

        public java.lang.String toString()
        Returns a String representation of the Java class file version, e.g. 65.0 (Java 21).
        Overrides:
        toString in class java.lang.Object
        Returns:
        String representation of the Java class file version
      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object
      • equals

        public boolean equals​(java.lang.Object obj)
        Overrides:
        equals in class java.lang.Object