/usr/local/apache2/bin

httpd -V 

Server version: Apache/2.0.63

Server built:   Mar 21 2011 18:20:43

Server's Module Magic Number: 20020903:13

Server loaded:  APR 0.9.17, APR-UTIL 0.9.15

Compiled using: APR 0.9.17, APR-UTIL 0.9.15

Architecture:   64-bit

Server compiled with....

 -D APACHE_MPM_DIR="server/mpm/prefork"

 -D APR_HAS_SENDFILE

 -D APR_HAS_MMAP

 -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled)

 -D APR_USE_SYSVSEM_SERIALIZE

 -D APR_USE_PTHREAD_SERIALIZE

 -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT

 -D APR_HAS_OTHER_CHILD

 -D AP_HAVE_RELIABLE_PIPED_LOGS

 -D HTTPD_ROOT="/usr/local/apache2"

 -D SUEXEC_BIN="/usr/local/apache2/bin/suexec"

 -D DEFAULT_PIDLOG="logs/httpd.pid"

 -D DEFAULT_SCOREBOARD="logs/apache_runtime_status"

 -D DEFAULT_LOCKFILE="logs/accept.lock"

 -D DEFAULT_ERRORLOG="logs/error_log"

 -D AP_TYPES_CONFIG_FILE="conf/mime.types"

 -D SERVER_CONFIG_FILE="conf/httpd.conf"


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간단하다...라는 말로 표현 할 수있다.. 나름...

http://code.google.com/p/jwatch/


아래 와 같이 JMX 추가 하고  quartz export 하고 나면 나머지는 자동으로 처리된다. 

즉 소스를 사용하고 싶은곳에 넣은 다음 아래 내용과 함께 web.xml 을 세팅해주면 된다는 말.. 

-Dcom.sun.management.jmxremote=true
-Dcom.sun.management.jmxremote.port=2911
-Dcom.sun.management.jmxremote.ssl=false
-Dcom.sun.management.jmxremote.authenticate=false
-Dorg.quartz.scheduler.jmx.export=true

Javaの列挙型(Enum)のequalsと==とtoStringAdd Star

恥ずかしながらすぐに忘れる…

static enum Number{
    ONE,
    TWO,
    THREE
}

public static void main(String args[]) {
    System.out.println("ONE equals Number.ONE            is " + "ONE".equals(Number.ONE));
    System.out.println("ONE equals Number.ONE.toString() is " + "ONE".equals(Number.ONE.toString()));
    System.out.println("ONE   ==   Number.ONE.toString() is " + ("ONE" == (Number.ONE.toString())));
}


実行結果

ONE equals Number.ONE            is false
ONE equals Number.ONE.toString() is true
ONE   ==   Number.ONE.toString() is true

文字列との比較はtoString()を使用



Enum#equals()

内部では「==」を使用している、なるほどね~

public final boolean equals(Object other) { 
    return this==other;

출처 : http://d.hatena.ne.jp/guangda/20100106/1262760915


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