Egykenel nem lenne megoldas az early check + synchronized?<div><br></div><div>public static Singleton getInstance() {</div><div> if(instance != null) return instance;</div><div> synchronized(instance) { /* foo */ ; return instance; }</div>
<div>}</div><div><br></div><div>A ket return persze csunya.</div><div><br></div><div>Garami Gábor<br>E-mail: <a href="mailto:gabor.garami@hron.me" target="_blank">gabor.garami@hron.me</a><br>Tel: +36 20 235 9621<br>MSN: <a href="mailto:hrgy@vipmail.hu" target="_blank">hrgy@vipmail.hu</a><br>
Skype: hron84<br><br>
<br><br><div class="gmail_quote">2012/7/9 <span dir="ltr"><<a href="mailto:istvan.ketler@lhsystems.com" target="_blank">istvan.ketler@lhsystems.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Szia,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Egyszerű öröklődés: már a legelején a jó B konstruktor van, benne van a super(n). Ezt gondolom nem így akartad.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Optimalizálás: nem gondolkodtam a miérteken, de a számok azt mutatják, hogy a programozó által „optimálisnak” gondolt megoldás sokszor nem jobb, sőt akár rosszabb
is lehet, mint a „lassúnak” vélt megoldás. Ez az igazság azt hiszem ismét beigazolódott.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Jó kis posztok, bár az egyke esetén is hasznos lett volna leírni a gondolkodni lusták számára, hogy miért az a megoldás, ami...<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Üdvözlettel,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Iván<u></u><u></u></span></p>
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<p class="MsoNormal"><b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#999999">István Ketler<br>
</span></b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#999999">Senior Consultant</span><span style="color:#1f497d"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999">Lufthansa Systems Hungaria Kft.
<br>
Development Center Pest <br>
Neumann János u. 1/e<br>
1117 Budapest<br>
Hungary <u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999">Tel: <a href="tel:%2B36%201%20887-2815" value="+3618872815" target="_blank">+36 1 887-2815</a>
<br>
Fax: <a href="tel:%2B36%201%20887-2977" value="+3618872977" target="_blank">+36 1 887-2977</a><br>
Mobile: <a href="tel:%2B36%2030%20600-4936" value="+36306004936" target="_blank">+36 30 600-4936</a> </span><span style="color:#1f497d"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999">Room: Infopark E, Room LH2-24
</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#999999">e-mail:
<a href="mailto:istvan.ketler@lhsystems.com" target="_blank">istvan.ketler@lhsystems.com</a> <br>
Internet: <a href="http://www.lhsystems.hu/" target="_blank">www.LHsystems.hu</a></span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
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<p class="MsoNormal" style="MARGIN:0cm 0cm 0pt"><span style="FONT-SIZE:8pt;COLOR:gray;FONT-FAMILY:Arial">Sitz der Gesellschaft / Corporate Headquarters: </span><span lang="EN-GB" style="FONT-SIZE:8pt;COLOR:gray;FONT-FAMILY:Arial">Lufthansa Systems Hungaria Kft, Budapest, Fövarosi Birosag 01-09-463417<br>
</span><span style="FONT-SIZE:8pt;COLOR:gray;FONT-FAMILY:Arial">Geschaeftsfuehrung / Management Board: Monika Houck</span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:javalist-bounces@lists.javaforum.hu" target="_blank">javalist-bounces@lists.javaforum.hu</a> [mailto:<a href="mailto:javalist-bounces@lists.javaforum.hu" target="_blank">javalist-bounces@lists.javaforum.hu</a>]
<b>On Behalf Of </b>Peter Verhas<br>
<b>Sent:</b> Monday, July 09, 2012 10:35 AM<br>
<b>To:</b> Java lista<br>
<b>Subject:</b> [Javalist] új Java blog<u></u><u></u></span></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">Új java blog magyarul<u></u><u></u></p>
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<p class="MsoNormal"><a href="http://tifyty.wordpress.com/" target="_blank">http://tifyty.wordpress.com/</a><u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">Írok benne mindenféle hülyeséget, aztán majd jól megköpköditek.<u></u><u></u></p>
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<p class="MsoNormal"><span><span style="font-size:13.5pt;font-family:"Helvetica","sans-serif";color:#888888">--</span></span><span style="font-size:13.5pt;font-family:"Helvetica","sans-serif";color:#888888"><br>
<span>Verhás Péter</span><br>
<span><a href="mailto:peter@verhas.com" target="_blank">peter@verhas.com</a></span><br>
<span><a href="tel:%2B36%2830%299306805" value="+36309306805" target="_blank">+36(30)9306805</a></span><br>
<span>skype: verhas</span></span><span style="font-size:13.5pt;font-family:"Helvetica","sans-serif""><u></u><u></u></span></p>
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