YujiSoftware
/ liveness_failure.asm
Last active
December 11, 2015 19:28
Effective Java の「項目66 共有された可変データへのアクセスを同期する」で、活性エラーについて記載があります。
この現象が起こった時の x86 アセンブリコードを見てみました。
http://d.hatena.ne.jp/chiheisen/20130127/1359290291
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| {method} | |
| VM option '+PrintOptoAssembly' | |
| - klass: {other class} | |
| - this oop: 0x10251ed8 | |
| - method holder: 'StopThread' | |
| - constants: 0x10251b00 constant pool [53] for 'StopThread' cache=0x10252108 | |
| - access: 0x81001008 static synthetic | |
| - name: 'access$0' | |
| - signature: '()Z' | |
| - max stack: 1 |
YujiSoftware
/ AbstractShiritori.java
Created
January 19, 2012 15:30
Java7 の Fork/Join を使ったしりとりと、普通の再帰を使ったしりとりです。
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| package jp.chiheisen.shiritori.impl; | |
| import java.util.Collection; | |
| import java.util.List; | |
| import jp.chiheisen.shiritori.Shiritori; | |
| public abstract class AbstractShiritori implements Shiritori{ | |
| @Override |
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| public class MaxConstArrayTest { | |
| public static String[] MAX_CONST_ARRAY = new String[]{ | |
| "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔", "⇔" |
YujiSoftware
/ MaxConstArrayTest.java
Created
January 7, 2012 16:22
定数配列を限界の長さちょうどで初期化しました。これより一つでも配列を大きくすると、コンパイルエラーです。
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| public class MaxConstArrayTest { | |
| public static String[] MAX_CONST_ARRAY = new String[]{ | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", | |
| "", "", "", "", "", "", "", "", "", "", |
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| package ff; | |
| public class FF7 { | |
| private static final Fantasy VII = new Cloud("興味ないね"); | |
| public static interface Fantasy { | |
| } | |
| public static class Sephiroth implements Fantasy { |
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