История изменений

$ java -jar asine.jar 
Exception in thread "main" java.lang.UnsupportedClassVersionError: audiosine/AudioSine : Unsupported major.minor version 52.0
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
        at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
        at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)

[br]java -jar asine.jar [br]Exception in thread "main" java.lang.UnsupportedClassVersionError: audiosine/AudioSine : Unsupported major.minor version 52.0[br]        at java.lang.ClassLoader.defineClass1(Native Method)[br]        at java.lang.ClassLoader.defineClass(ClassLoader.java:800)[br]        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)[br]        at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)[br]        at java.net.URLClassLoader.access$100(URLClassLoader.java:71)[br]        at java.net.URLClassLoader$1.run(URLClassLoader.java:361)[br]        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)[br]        at java.security.AccessController.doPrivileged(Native Method)[br]        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)[br]        at java.lang.ClassLoader.loadClass(ClassLoader.java:425)[br]        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)[br]        at java.lang.ClassLoader.loadClass(ClassLoader.java:358)[br]        at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)[br][br]