testgenericobjectpool.html

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<a name="628" href="#628">628</a>             }
<a name="629" href="#629">629</a>             <strong>public</strong> <strong>long</strong> getCreateTime() {
<a name="630" href="#630">630</a>                 <strong>return</strong> createTime;
<a name="631" href="#631">631</a>             }
<a name="632" href="#632">632</a>         }
<a name="633" href="#633">633</a>         
<a name="634" href="#634">634</a>         pool = <strong>new</strong> GenericObjectPool(<strong>new</strong> TimeTest());
<a name="635" href="#635">635</a>         
<a name="636" href="#636">636</a>         pool.setMaxIdle(5);
<a name="637" href="#637">637</a>         pool.setMaxActive(5);
<a name="638" href="#638">638</a>         pool.setNumTestsPerEvictionRun(5);
<a name="639" href="#639">639</a>         pool.setMinEvictableIdleTimeMillis(3000L);
<a name="640" href="#640">640</a>         pool.setSoftMinEvictableIdleTimeMillis(1000L);
<a name="641" href="#641">641</a>         pool.setMinIdle(2);
<a name="642" href="#642">642</a> 
<a name="643" href="#643">643</a>         Object[] active = <strong>new</strong> Object[5];
<a name="644" href="#644">644</a>         Long[] creationTime = <strong>new</strong> Long[5] ;
<a name="645" href="#645">645</a>         <strong>for</strong>(<strong>int</strong> i=0;i&lt;5;i++) {
<a name="646" href="#646">646</a>             active[i] = pool.borrowObject();
<a name="647" href="#647">647</a>             creationTime[i] = <strong>new</strong> Long(((TimeTest)active[i]).getCreateTime());
<a name="648" href="#648">648</a>         }
<a name="649" href="#649">649</a>         
<a name="650" href="#650">650</a>         <strong>for</strong>(<strong>int</strong> i=0;i&lt;5;i++) {
<a name="651" href="#651">651</a>             pool.returnObject(active[i]);
<a name="652" href="#652">652</a>         }
<a name="653" href="#653">653</a> 
<a name="654" href="#654">654</a>         <em class="comment">// Soft evict all but minIdle(2)</em>
<a name="655" href="#655">655</a>         Thread.sleep(1500L);
<a name="656" href="#656">656</a>         pool.evict();
<a name="657" href="#657">657</a>         assertEquals(<span class="string">"Idle count different than expected."</span>, 2, pool.getNumIdle());
<a name="658" href="#658">658</a> 
<a name="659" href="#659">659</a>         <em class="comment">// Hard evict the rest.</em>
<a name="660" href="#660">660</a>         Thread.sleep(2000L);
<a name="661" href="#661">661</a>         pool.evict();
<a name="662" href="#662">662</a>         assertEquals(<span class="string">"Idle count different than expected."</span>, 0, pool.getNumIdle());
<a name="663" href="#663">663</a>     }
<a name="664" href="#664">664</a> 
<a name="665" href="#665">665</a>     <strong>public</strong> <strong>void</strong> testMinIdle() throws Exception {
<a name="666" href="#666">666</a>         pool.setMaxIdle(500);
<a name="667" href="#667">667</a>         pool.setMinIdle(5);
<a name="668" href="#668">668</a>         pool.setMaxActive(10);
<a name="669" href="#669">669</a>         pool.setNumTestsPerEvictionRun(0);
<a name="670" href="#670">670</a>         pool.setMinEvictableIdleTimeMillis(50L);
<a name="671" href="#671">671</a>         pool.setTimeBetweenEvictionRunsMillis(100L);
<a name="672" href="#672">672</a>         pool.setTestWhileIdle(<strong>true</strong>);
<a name="673" href="#673">673</a> 
<a name="674" href="#674">674</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="675" href="#675">675</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="676" href="#676">676</a> 
<a name="677" href="#677">677</a>         Object[] active = <strong>new</strong> Object[5];
<a name="678" href="#678">678</a>         active[0] = pool.borrowObject();
<a name="679" href="#679">679</a> 
<a name="680" href="#680">680</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="681" href="#681">681</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="682" href="#682">682</a> 
<a name="683" href="#683">683</a>         <strong>for</strong>(<strong>int</strong> i=1 ; i&lt;5 ; i++) {
<a name="684" href="#684">684</a>             active[i] = pool.borrowObject();
<a name="685" href="#685">685</a>         }
<a name="686" href="#686">686</a> 
<a name="687" href="#687">687</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="688" href="#688">688</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="689" href="#689">689</a> 
<a name="690" href="#690">690</a>         <strong>for</strong>(<strong>int</strong> i=0 ; i&lt;5 ; i++) {
<a name="691" href="#691">691</a>             pool.returnObject(active[i]);
<a name="692" href="#692">692</a>         }
<a name="693" href="#693">693</a> 
<a name="694" href="#694">694</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="695" href="#695">695</a>         assertTrue(<span class="string">"Should be 10 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 10);
<a name="696" href="#696">696</a>     }
<a name="697" href="#697">697</a> 
<a name="698" href="#698">698</a>     <strong>public</strong> <strong>void</strong> testMinIdleMaxActive() throws Exception {
<a name="699" href="#699">699</a>         pool.setMaxIdle(500);
<a name="700" href="#700">700</a>         pool.setMinIdle(5);
<a name="701" href="#701">701</a>         pool.setMaxActive(10);
<a name="702" href="#702">702</a>         pool.setNumTestsPerEvictionRun(0);
<a name="703" href="#703">703</a>         pool.setMinEvictableIdleTimeMillis(50L);
<a name="704" href="#704">704</a>         pool.setTimeBetweenEvictionRunsMillis(100L);
<a name="705" href="#705">705</a>         pool.setTestWhileIdle(<strong>true</strong>);
<a name="706" href="#706">706</a> 
<a name="707" href="#707">707</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="708" href="#708">708</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="709" href="#709">709</a> 
<a name="710" href="#710">710</a>         Object[] active = <strong>new</strong> Object[10];
<a name="711" href="#711">711</a> 
<a name="712" href="#712">712</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="713" href="#713">713</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="714" href="#714">714</a> 
<a name="715" href="#715">715</a>         <strong>for</strong>(<strong>int</strong> i=0 ; i&lt;5 ; i++) {
<a name="716" href="#716">716</a>             active[i] = pool.borrowObject();
<a name="717" href="#717">717</a>         }
<a name="718" href="#718">718</a> 
<a name="719" href="#719">719</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="720" href="#720">720</a>         assertTrue(<span class="string">"Should be 5 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 5);
<a name="721" href="#721">721</a> 
<a name="722" href="#722">722</a>         <strong>for</strong>(<strong>int</strong> i=0 ; i&lt;5 ; i++) {
<a name="723" href="#723">723</a>             pool.returnObject(active[i]);
<a name="724" href="#724">724</a>         }
<a name="725" href="#725">725</a> 
<a name="726" href="#726">726</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="727" href="#727">727</a>         assertTrue(<span class="string">"Should be 10 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 10);
<a name="728" href="#728">728</a> 
<a name="729" href="#729">729</a>         <strong>for</strong>(<strong>int</strong> i=0 ; i&lt;10 ; i++) {
<a name="730" href="#730">730</a>             active[i] = pool.borrowObject();
<a name="731" href="#731">731</a>         }
<a name="732" href="#732">732</a> 
<a name="733" href="#733">733</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="734" href="#734">734</a>         assertTrue(<span class="string">"Should be 0 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 0);
<a name="735" href="#735">735</a> 
<a name="736" href="#736">736</a>         <strong>for</strong>(<strong>int</strong> i=0 ; i&lt;10 ; i++) {
<a name="737" href="#737">737</a>             pool.returnObject(active[i]);
<a name="738" href="#738">738</a>         }
<a name="739" href="#739">739</a> 
<a name="740" href="#740">740</a>         <strong>try</strong> { Thread.sleep(150L); } <strong>catch</strong>(Exception e) { }
<a name="741" href="#741">741</a>         assertTrue(<span class="string">"Should be 10 idle, found "</span> + pool.getNumIdle(),pool.getNumIdle() == 10);
<a name="742" href="#742">742</a>     }
<a name="743" href="#743">743</a> 
<a name="744" href="#744">744</a>     <strong>public</strong> <strong>void</strong> testThreaded1() throws Exception {
<a name="745" href="#745">745</a>         pool.setMaxActive(15);
<a name="746" href="#746">746</a>         pool.setMaxIdle(15);
<a name="747" href="#747">747</a>         pool.setMaxWait(1000L);
<a name="748" href="#748">748</a>         TestThread[] threads = <strong>new</strong> TestThread[20];
<a name="749" href="#749">749</a>         <strong>for</strong>(<strong>int</strong> i=0;i&lt;20;i++) {
<a name="750" href="#750">750</a>             threads[i] = <strong>new</strong> TestThread(pool,100,50);
<a name="751" href="#751">751</a>             Thread t = <strong>new</strong> Thread(threads[i]);
<a name="752" href="#752">752</a>             t.start();
<a name="753" href="#753">753</a>         }
<a name="754" href="#754">754</a>         <strong>for</strong>(<strong>int</strong> i=0;i&lt;20;i++) {
<a name="755" href="#755">755</a>             <strong>while</strong>(!(threads[i]).complete()) {
<a name="756" href="#756">756</a>                 <strong>try</strong> {
<a name="757" href="#757">757</a>                     Thread.sleep(500L);
<a name="758" href="#758">758</a>                 } <strong>catch</strong>(Exception e) {
<a name="759" href="#759">759</a>                     <em class="comment">// ignored</em>
<a name="760" href="#760">760</a>                 }
<a name="761" href="#761">761</a>             }
<a name="762" href="#762">762</a>             <strong>if</strong>(threads[i].failed()) {
<a name="763" href="#763">763</a>                 fail();
<a name="764" href="#764">764</a>             }
<a name="765" href="#765">765</a>         }
<a name="766" href="#766">766</a>     }
<a name="767" href="#767">767</a> 
<a name="768" href="#768">768</a>     <strong>class</strong> TestThread implements Runnable {
<a name="769" href="#769">769</a>         java.util.Random _random = <strong>new</strong> java.util.Random();
<a name="770" href="#770">770</a>         ObjectPool _pool = <strong>null</strong>;
<a name="771" href="#771">771</a>         <strong>boolean</strong> _complete = false;
<a name="772" href="#772">772</a>         <strong>boolean</strong> _failed = false;
<a name="773" href="#773">773</a>         <strong>int</strong> _iter = 100;
<a name="774" href="#774">774</a>         <strong>int</strong> _delay = 50;
<a name="775" href="#775">775</a> 
<a name="776" href="#776">776</a>         <strong>public</strong> TestThread(ObjectPool pool) {
<a name="777" href="#777">777</a>             _pool = pool;
<a name="778" href="#778">778</a>         }
<a name="779" href="#779">779</a> 
<a name="780" href="#780">780</a>         <strong>public</strong> TestThread(ObjectPool pool, <strong>int</strong> iter) {
<a name="781" href="#781">781</a>             _pool = pool;
<a name="782" href="#782">782</a>             _iter = iter;
<a name="783" href="#783">783</a>         }
<a na