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<FONT color="green">001</FONT> package org.maltparser.core.pool;<a name="line.1"></a>
<FONT color="green">002</FONT> <a name="line.2"></a>
<FONT color="green">003</FONT> import java.util.HashSet;<a name="line.3"></a>
<FONT color="green">004</FONT> <a name="line.4"></a>
<FONT color="green">005</FONT> import org.maltparser.core.exception.MaltChainedException;<a name="line.5"></a>
<FONT color="green">006</FONT> <a name="line.6"></a>
<FONT color="green">007</FONT> <a name="line.7"></a>
<FONT color="green">008</FONT> public abstract class ObjectPoolSet<T> extends ObjectPool<T> {<a name="line.8"></a>
<FONT color="green">009</FONT> private final HashSet<T> available;<a name="line.9"></a>
<FONT color="green">010</FONT> private final HashSet<T> inuse;<a name="line.10"></a>
<FONT color="green">011</FONT> <a name="line.11"></a>
<FONT color="green">012</FONT> public ObjectPoolSet() {<a name="line.12"></a>
<FONT color="green">013</FONT> this(Integer.MAX_VALUE);<a name="line.13"></a>
<FONT color="green">014</FONT> }<a name="line.14"></a>
<FONT color="green">015</FONT> <a name="line.15"></a>
<FONT color="green">016</FONT> public ObjectPoolSet(int keepThreshold) {<a name="line.16"></a>
<FONT color="green">017</FONT> super(keepThreshold);<a name="line.17"></a>
<FONT color="green">018</FONT> available = new HashSet<T>();<a name="line.18"></a>
<FONT color="green">019</FONT> inuse = new HashSet<T>();<a name="line.19"></a>
<FONT color="green">020</FONT> }<a name="line.20"></a>
<FONT color="green">021</FONT> <a name="line.21"></a>
<FONT color="green">022</FONT> protected abstract T create() throws MaltChainedException;<a name="line.22"></a>
<FONT color="green">023</FONT> public abstract void resetObject(T o) throws MaltChainedException;<a name="line.23"></a>
<FONT color="green">024</FONT> <a name="line.24"></a>
<FONT color="green">025</FONT> public synchronized T checkOut() throws MaltChainedException {<a name="line.25"></a>
<FONT color="green">026</FONT> if (available.isEmpty()) {<a name="line.26"></a>
<FONT color="green">027</FONT> T t = create();<a name="line.27"></a>
<FONT color="green">028</FONT> inuse.add(t);<a name="line.28"></a>
<FONT color="green">029</FONT> return t;<a name="line.29"></a>
<FONT color="green">030</FONT> } else {<a name="line.30"></a>
<FONT color="green">031</FONT> for (T t : available) {<a name="line.31"></a>
<FONT color="green">032</FONT> inuse.add(t);<a name="line.32"></a>
<FONT color="green">033</FONT> available.remove(t);<a name="line.33"></a>
<FONT color="green">034</FONT> return t;<a name="line.34"></a>
<FONT color="green">035</FONT> }<a name="line.35"></a>
<FONT color="green">036</FONT> }<a name="line.36"></a>
<FONT color="green">037</FONT> return null;<a name="line.37"></a>
<FONT color="green">038</FONT> }<a name="line.38"></a>
<FONT color="green">039</FONT> <a name="line.39"></a>
<FONT color="green">040</FONT> public synchronized void checkIn(T t) throws MaltChainedException {<a name="line.40"></a>
<FONT color="green">041</FONT> resetObject(t);<a name="line.41"></a>
<FONT color="green">042</FONT> inuse.remove(t);<a name="line.42"></a>
<FONT color="green">043</FONT> if (available.size() < keepThreshold) {<a name="line.43"></a>
<FONT color="green">044</FONT> available.add(t);<a name="line.44"></a>
<FONT color="green">045</FONT> }<a name="line.45"></a>
<FONT color="green">046</FONT> }<a name="line.46"></a>
<FONT color="green">047</FONT> <a name="line.47"></a>
<FONT color="green">048</FONT> public synchronized void checkInAll() throws MaltChainedException {<a name="line.48"></a>
<FONT color="green">049</FONT> for (T t : inuse) {<a name="line.49"></a>
<FONT color="green">050</FONT> resetObject(t);<a name="line.50"></a>
<FONT color="green">051</FONT> if (available.size() < keepThreshold) {<a name="line.51"></a>
<FONT color="green">052</FONT> available.add(t);<a name="line.52"></a>
<FONT color="green">053</FONT> }<a name="line.53"></a>
<FONT color="green">054</FONT> }<a name="line.54"></a>
<FONT color="green">055</FONT> inuse.clear();<a name="line.55"></a>
<FONT color="green">056</FONT> }<a name="line.56"></a>
<FONT color="green">057</FONT> <a name="line.57"></a>
<FONT color="green">058</FONT> public String toString() {<a name="line.58"></a>
<FONT color="green">059</FONT> final StringBuilder sb = new StringBuilder();<a name="line.59"></a>
<FONT color="green">060</FONT> for (T t : inuse) {<a name="line.60"></a>
<FONT color="green">061</FONT> sb.append(t);<a name="line.61"></a>
<FONT color="green">062</FONT> sb.append(", ");<a name="line.62"></a>
<FONT color="green">063</FONT> }<a name="line.63"></a>
<FONT color="green">064</FONT> return sb.toString();<a name="line.64"></a>
<FONT color="green">065</FONT> }<a name="line.65"></a>
<FONT color="green">066</FONT> }<a name="line.66"></a>
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