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Posted to notifications@commons.apache.org by gg...@apache.org on 2020/09/29 15:33:20 UTC
svn commit: r1066218 [6/31] - in
/websites/production/commons/content/proper/commons-pool: ./ apidocs/
apidocs/org/apache/commons/pool2/ apidocs/org/apache/commons/pool2/class-use/
apidocs/org/apache/commons/pool2/impl/ apidocs/org/apache/commons/pool2...
Modified: websites/production/commons/content/proper/commons-pool/apidocs/src-html/org/apache/commons/pool2/impl/GenericKeyedObjectPool.html
==============================================================================
--- websites/production/commons/content/proper/commons-pool/apidocs/src-html/org/apache/commons/pool2/impl/GenericKeyedObjectPool.html (original)
+++ websites/production/commons/content/proper/commons-pool/apidocs/src-html/org/apache/commons/pool2/impl/GenericKeyedObjectPool.html Tue Sep 29 15:33:18 2020
@@ -41,1597 +41,1621 @@
<span class="sourceLineNo">033</span>import java.util.concurrent.locks.ReadWriteLock;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.util.concurrent.locks.ReentrantReadWriteLock;<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.commons.pool2.KeyedObjectPool;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.commons.pool2.KeyedPooledObjectFactory;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.commons.pool2.PoolUtils;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.commons.pool2.PooledObject;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.commons.pool2.PooledObjectState;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.commons.pool2.SwallowedExceptionListener;<a name="line.41"></a>
-<span class="sourceLineNo">042</span><a name="line.42"></a>
-<span class="sourceLineNo">043</span>/**<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * A configurable {@code KeyedObjectPool} implementation.<a name="line.44"></a>
-<span class="sourceLineNo">045</span> * <p><a name="line.45"></a>
-<span class="sourceLineNo">046</span> * When coupled with the appropriate {@link KeyedPooledObjectFactory},<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * {@code GenericKeyedObjectPool} provides robust pooling functionality for<a name="line.47"></a>
-<span class="sourceLineNo">048</span> * keyed objects. A {@code GenericKeyedObjectPool} can be viewed as a map<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * of sub-pools, keyed on the (unique) key values provided to the<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * {@link #preparePool preparePool}, {@link #addObject addObject} or<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * {@link #borrowObject borrowObject} methods. Each time a new key value is<a name="line.51"></a>
-<span class="sourceLineNo">052</span> * provided to one of these methods, a sub-new pool is created under the given<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * key to be managed by the containing {@code GenericKeyedObjectPool.}<a name="line.53"></a>
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-<span class="sourceLineNo">055</span> * <p><a name="line.55"></a>
-<span class="sourceLineNo">056</span> * Note that the current implementation uses a ConcurrentHashMap which uses<a name="line.56"></a>
-<span class="sourceLineNo">057</span> * equals() to compare keys.<a name="line.57"></a>
-<span class="sourceLineNo">058</span> * This means that distinct instance keys must be distinguishable using equals.<a name="line.58"></a>
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-<span class="sourceLineNo">060</span> * <p><a name="line.60"></a>
-<span class="sourceLineNo">061</span> * Optionally, one may configure the pool to examine and possibly evict objects<a name="line.61"></a>
-<span class="sourceLineNo">062</span> * as they sit idle in the pool and to ensure that a minimum number of idle<a name="line.62"></a>
-<span class="sourceLineNo">063</span> * objects is maintained for each key. This is performed by an "idle object<a name="line.63"></a>
-<span class="sourceLineNo">064</span> * eviction" thread, which runs asynchronously. Caution should be used when<a name="line.64"></a>
-<span class="sourceLineNo">065</span> * configuring this optional feature. Eviction runs contend with client threads<a name="line.65"></a>
-<span class="sourceLineNo">066</span> * for access to objects in the pool, so if they run too frequently performance<a name="line.66"></a>
-<span class="sourceLineNo">067</span> * issues may result.<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * </p><a name="line.68"></a>
-<span class="sourceLineNo">069</span> * <p><a name="line.69"></a>
-<span class="sourceLineNo">070</span> * Implementation note: To prevent possible deadlocks, care has been taken to<a name="line.70"></a>
-<span class="sourceLineNo">071</span> * ensure that no call to a factory method will occur within a synchronization<a name="line.71"></a>
-<span class="sourceLineNo">072</span> * block. See POOL-125 and DBCP-44 for more information.<a name="line.72"></a>
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-<span class="sourceLineNo">074</span> * <p><a name="line.74"></a>
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-<span class="sourceLineNo">077</span> *<a name="line.77"></a>
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-<span class="sourceLineNo">081</span> * @param <T> Type of element pooled in this pool.<a name="line.81"></a>
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-<span class="sourceLineNo">086</span> implements KeyedObjectPool<K, T>, GenericKeyedObjectPoolMXBean<K> {<a name="line.86"></a>
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-<span class="sourceLineNo">088</span> /**<a name="line.88"></a>
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-<span class="sourceLineNo">091</span> * @param factory the factory to be used to create entries<a name="line.91"></a>
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-<span class="sourceLineNo">093</span> public GenericKeyedObjectPool(final KeyedPooledObjectFactory<K, T> factory) {<a name="line.93"></a>
-<span class="sourceLineNo">094</span> this(factory, new GenericKeyedObjectPoolConfig<T>());<a name="line.94"></a>
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-<span class="sourceLineNo">100</span> *<a name="line.100"></a>
-<span class="sourceLineNo">101</span> * @param factory the factory to be used to create entries<a name="line.101"></a>
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-<span class="sourceLineNo">104</span> * the configuration object will not be reflected in the<a name="line.104"></a>
-<span class="sourceLineNo">105</span> * pool.<a name="line.105"></a>
-<span class="sourceLineNo">106</span> */<a name="line.106"></a>
-<span class="sourceLineNo">107</span> public GenericKeyedObjectPool(final KeyedPooledObjectFactory<K, T> factory,<a name="line.107"></a>
-<span class="sourceLineNo">108</span> final GenericKeyedObjectPoolConfig<T> config) {<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span> super(config, ONAME_BASE, config.getJmxNamePrefix());<a name="line.110"></a>
-<span class="sourceLineNo">111</span><a name="line.111"></a>
-<span class="sourceLineNo">112</span> if (factory == null) {<a name="line.112"></a>
-<span class="sourceLineNo">113</span> jmxUnregister(); // tidy up<a name="line.113"></a>
-<span class="sourceLineNo">114</span> throw new IllegalArgumentException("factory may not be null");<a name="line.114"></a>
-<span class="sourceLineNo">115</span> }<a name="line.115"></a>
-<span class="sourceLineNo">116</span> this.factory = factory;<a name="line.116"></a>
-<span class="sourceLineNo">117</span> this.fairness = config.getFairness();<a name="line.117"></a>
-<span class="sourceLineNo">118</span><a name="line.118"></a>
-<span class="sourceLineNo">119</span> setConfig(config);<a name="line.119"></a>
-<span class="sourceLineNo">120</span> }<a name="line.120"></a>
-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span> /**<a name="line.122"></a>
-<span class="sourceLineNo">123</span> * Returns the limit on the number of object instances allocated by the pool<a name="line.123"></a>
-<span class="sourceLineNo">124</span> * (checked out or idle), per key. When the limit is reached, the sub-pool<a name="line.124"></a>
-<span class="sourceLineNo">125</span> * is said to be exhausted. A negative value indicates no limit.<a name="line.125"></a>
-<span class="sourceLineNo">126</span> *<a name="line.126"></a>
-<span class="sourceLineNo">127</span> * @return the limit on the number of active instances per key<a name="line.127"></a>
-<span class="sourceLineNo">128</span> *<a name="line.128"></a>
-<span class="sourceLineNo">129</span> * @see #setMaxTotalPerKey<a name="line.129"></a>
-<span class="sourceLineNo">130</span> */<a name="line.130"></a>
-<span class="sourceLineNo">131</span> @Override<a name="line.131"></a>
-<span class="sourceLineNo">132</span> public int getMaxTotalPerKey() {<a name="line.132"></a>
-<span class="sourceLineNo">133</span> return maxTotalPerKey;<a name="line.133"></a>
-<span class="sourceLineNo">134</span> }<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span> /**<a name="line.136"></a>
-<span class="sourceLineNo">137</span> * Sets the limit on the number of object instances allocated by the pool<a name="line.137"></a>
-<span class="sourceLineNo">138</span> * (checked out or idle), per key. When the limit is reached, the sub-pool<a name="line.138"></a>
-<span class="sourceLineNo">139</span> * is said to be exhausted. A negative value indicates no limit.<a name="line.139"></a>
-<span class="sourceLineNo">140</span> *<a name="line.140"></a>
-<span class="sourceLineNo">141</span> * @param maxTotalPerKey the limit on the number of active instances per key<a name="line.141"></a>
-<span class="sourceLineNo">142</span> *<a name="line.142"></a>
-<span class="sourceLineNo">143</span> * @see #getMaxTotalPerKey<a name="line.143"></a>
-<span class="sourceLineNo">144</span> */<a name="line.144"></a>
-<span class="sourceLineNo">145</span> public void setMaxTotalPerKey(final int maxTotalPerKey) {<a name="line.145"></a>
-<span class="sourceLineNo">146</span> this.maxTotalPerKey = maxTotalPerKey;<a name="line.146"></a>
-<span class="sourceLineNo">147</span> }<a name="line.147"></a>
-<span class="sourceLineNo">148</span><a name="line.148"></a>
+<span class="sourceLineNo">036</span>import org.apache.commons.pool2.DestroyMode;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.commons.pool2.KeyedObjectPool;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.commons.pool2.KeyedPooledObjectFactory;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.commons.pool2.PoolUtils;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.commons.pool2.PooledObject;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.commons.pool2.PooledObjectState;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.commons.pool2.SwallowedExceptionListener;<a name="line.42"></a>
+<span class="sourceLineNo">043</span><a name="line.43"></a>
+<span class="sourceLineNo">044</span>/**<a name="line.44"></a>
+<span class="sourceLineNo">045</span> * A configurable {@code KeyedObjectPool} implementation.<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * <p><a name="line.46"></a>
+<span class="sourceLineNo">047</span> * When coupled with the appropriate {@link KeyedPooledObjectFactory},<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * {@code GenericKeyedObjectPool} provides robust pooling functionality for<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * keyed objects. A {@code GenericKeyedObjectPool} can be viewed as a map<a name="line.49"></a>
+<span class="sourceLineNo">050</span> * of sub-pools, keyed on the (unique) key values provided to the<a name="line.50"></a>
+<span class="sourceLineNo">051</span> * {@link #preparePool preparePool}, {@link #addObject addObject} or<a name="line.51"></a>
+<span class="sourceLineNo">052</span> * {@link #borrowObject borrowObject} methods. Each time a new key value is<a name="line.52"></a>
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+<span class="sourceLineNo">054</span> * key to be managed by the containing {@code GenericKeyedObjectPool.}<a name="line.54"></a>
+<span class="sourceLineNo">055</span> * </p><a name="line.55"></a>
+<span class="sourceLineNo">056</span> * <p><a name="line.56"></a>
+<span class="sourceLineNo">057</span> * Note that the current implementation uses a ConcurrentHashMap which uses<a name="line.57"></a>
+<span class="sourceLineNo">058</span> * equals() to compare keys.<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * This means that distinct instance keys must be distinguishable using equals.<a name="line.59"></a>
+<span class="sourceLineNo">060</span> * </p><a name="line.60"></a>
+<span class="sourceLineNo">061</span> * <p><a name="line.61"></a>
+<span class="sourceLineNo">062</span> * Optionally, one may configure the pool to examine and possibly evict objects<a name="line.62"></a>
+<span class="sourceLineNo">063</span> * as they sit idle in the pool and to ensure that a minimum number of idle<a name="line.63"></a>
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+<span class="sourceLineNo">065</span> * eviction" thread, which runs asynchronously. Caution should be used when<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * configuring this optional feature. Eviction runs contend with client threads<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * for access to objects in the pool, so if they run too frequently performance<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * issues may result.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * </p><a name="line.69"></a>
+<span class="sourceLineNo">070</span> * <p><a name="line.70"></a>
+<span class="sourceLineNo">071</span> * Implementation note: To prevent possible deadlocks, care has been taken to<a name="line.71"></a>
+<span class="sourceLineNo">072</span> * ensure that no call to a factory method will occur within a synchronization<a name="line.72"></a>
+<span class="sourceLineNo">073</span> * block. See POOL-125 and DBCP-44 for more information.<a name="line.73"></a>
+<span class="sourceLineNo">074</span> * </p><a name="line.74"></a>
+<span class="sourceLineNo">075</span> * <p><a name="line.75"></a>
+<span class="sourceLineNo">076</span> * This class is intended to be thread-safe.<a name="line.76"></a>
+<span class="sourceLineNo">077</span> * </p><a name="line.77"></a>
+<span class="sourceLineNo">078</span> *<a name="line.78"></a>
+<span class="sourceLineNo">079</span> * @see GenericObjectPool<a name="line.79"></a>
+<span class="sourceLineNo">080</span> *<a name="line.80"></a>
+<span class="sourceLineNo">081</span> * @param <K> The type of keys maintained by this pool.<a name="line.81"></a>
+<span class="sourceLineNo">082</span> * @param <T> Type of element pooled in this pool.<a name="line.82"></a>
+<span class="sourceLineNo">083</span> *<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * @since 2.0<a name="line.84"></a>
+<span class="sourceLineNo">085</span> */<a name="line.85"></a>
+<span class="sourceLineNo">086</span>public class GenericKeyedObjectPool<K, T> extends BaseGenericObjectPool<T><a name="line.86"></a>
+<span class="sourceLineNo">087</span> implements KeyedObjectPool<K, T>, GenericKeyedObjectPoolMXBean<K> {<a name="line.87"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span> /**<a name="line.89"></a>
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+<span class="sourceLineNo">091</span> * {@link GenericKeyedObjectPoolConfig}.<a name="line.91"></a>
+<span class="sourceLineNo">092</span> * @param factory the factory to be used to create entries<a name="line.92"></a>
+<span class="sourceLineNo">093</span> */<a name="line.93"></a>
+<span class="sourceLineNo">094</span> public GenericKeyedObjectPool(final KeyedPooledObjectFactory<K, T> factory) {<a name="line.94"></a>
+<span class="sourceLineNo">095</span> this(factory, new GenericKeyedObjectPoolConfig<T>());<a name="line.95"></a>
+<span class="sourceLineNo">096</span> }<a name="line.96"></a>
+<span class="sourceLineNo">097</span><a name="line.97"></a>
+<span class="sourceLineNo">098</span> /**<a name="line.98"></a>
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+<span class="sourceLineNo">100</span> * configuration.<a name="line.100"></a>
+<span class="sourceLineNo">101</span> *<a name="line.101"></a>
+<span class="sourceLineNo">102</span> * @param factory the factory to be used to create entries<a name="line.102"></a>
+<span class="sourceLineNo">103</span> * @param config The configuration to use for this pool instance. The<a name="line.103"></a>
+<span class="sourceLineNo">104</span> * configuration is used by value. Subsequent changes to<a name="line.104"></a>
+<span class="sourceLineNo">105</span> * the configuration object will not be reflected in the<a name="line.105"></a>
+<span class="sourceLineNo">106</span> * pool.<a name="line.106"></a>
+<span class="sourceLineNo">107</span> */<a name="line.107"></a>
+<span class="sourceLineNo">108</span> public GenericKeyedObjectPool(final KeyedPooledObjectFactory<K, T> factory,<a name="line.108"></a>
+<span class="sourceLineNo">109</span> final GenericKeyedObjectPoolConfig<T> config) {<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span> super(config, ONAME_BASE, config.getJmxNamePrefix());<a name="line.111"></a>
+<span class="sourceLineNo">112</span><a name="line.112"></a>
+<span class="sourceLineNo">113</span> if (factory == null) {<a name="line.113"></a>
+<span class="sourceLineNo">114</span> jmxUnregister(); // tidy up<a name="line.114"></a>
+<span class="sourceLineNo">115</span> throw new IllegalArgumentException("factory may not be null");<a name="line.115"></a>
+<span class="sourceLineNo">116</span> }<a name="line.116"></a>
+<span class="sourceLineNo">117</span> this.factory = factory;<a name="line.117"></a>
+<span class="sourceLineNo">118</span> this.fairness = config.getFairness();<a name="line.118"></a>
+<span class="sourceLineNo">119</span><a name="line.119"></a>
+<span class="sourceLineNo">120</span> setConfig(config);<a name="line.120"></a>
+<span class="sourceLineNo">121</span> }<a name="line.121"></a>
+<span class="sourceLineNo">122</span><a name="line.122"></a>
+<span class="sourceLineNo">123</span> /**<a name="line.123"></a>
+<span class="sourceLineNo">124</span> * Returns the limit on the number of object instances allocated by the pool<a name="line.124"></a>
+<span class="sourceLineNo">125</span> * (checked out or idle), per key. When the limit is reached, the sub-pool<a name="line.125"></a>
+<span class="sourceLineNo">126</span> * is said to be exhausted. A negative value indicates no limit.<a name="line.126"></a>
+<span class="sourceLineNo">127</span> *<a name="line.127"></a>
+<span class="sourceLineNo">128</span> * @return the limit on the number of active instances per key<a name="line.128"></a>
+<span class="sourceLineNo">129</span> *<a name="line.129"></a>
+<span class="sourceLineNo">130</span> * @see #setMaxTotalPerKey<a name="line.130"></a>
+<span class="sourceLineNo">131</span> */<a name="line.131"></a>
+<span class="sourceLineNo">132</span> @Override<a name="line.132"></a>
+<span class="sourceLineNo">133</span> public int getMaxTotalPerKey() {<a name="line.133"></a>
+<span class="sourceLineNo">134</span> return maxTotalPerKey;<a name="line.134"></a>
+<span class="sourceLineNo">135</span> }<a name="line.135"></a>
+<span class="sourceLineNo">136</span><a name="line.136"></a>
+<span class="sourceLineNo">137</span> /**<a name="line.137"></a>
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+<span class="sourceLineNo">139</span> * (checked out or idle), per key. When the limit is reached, the sub-pool<a name="line.139"></a>
+<span class="sourceLineNo">140</span> * is said to be exhausted. A negative value indicates no limit.<a name="line.140"></a>
+<span class="sourceLineNo">141</span> *<a name="line.141"></a>
+<span class="sourceLineNo">142</span> * @param maxTotalPerKey the limit on the number of active instances per key<a name="line.142"></a>
+<span class="sourceLineNo">143</span> *<a name="line.143"></a>
+<span class="sourceLineNo">144</span> * @see #getMaxTotalPerKey<a name="line.144"></a>
+<span class="sourceLineNo">145</span> */<a name="line.145"></a>
+<span class="sourceLineNo">146</span> public void setMaxTotalPerKey(final int maxTotalPerKey) {<a name="line.146"></a>
+<span class="sourceLineNo">147</span> this.maxTotalPerKey = maxTotalPerKey;<a name="line.147"></a>
+<span class="sourceLineNo">148</span> }<a name="line.148"></a>
<span class="sourceLineNo">149</span><a name="line.149"></a>
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[... 2310 lines stripped ...]