Java 异常解决
在你的代码前加一句
System.setProperty("java.util.Arrays.useLegacyMergeSort", "true");
Java 异常解决之java.lang.IllegalArgumentException: Comparison method violates its general contract!,布布扣,bubuko.com
Java 异常解决之java.lang.IllegalArgumentException: Comparison method violates its general contract!
原文：http://blog.csdn.net/nickyzhi/article/details/37761827
