http://git-wip-us.apache.org/repos/asf/hbase-site/blob/35decbe4/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/ImmutableMemStoreLAB.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/ImmutableMemStoreLAB.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/ImmutableMemStoreLAB.html index 0f71c4c..bc0c1ea 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/ImmutableMemStoreLAB.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/ImmutableMemStoreLAB.html @@ -53,60 +53,79 @@ <span class="sourceLineNo">045</span> throw new IllegalStateException("This is an Immutable MemStoreLAB.");<a name="line.45"></a> <span class="sourceLineNo">046</span> }<a name="line.46"></a> <span class="sourceLineNo">047</span><a name="line.47"></a> -<span class="sourceLineNo">048</span> @Override<a name="line.48"></a> -<span class="sourceLineNo">049</span> // returning a new chunk, without replacing current chunk,<a name="line.49"></a> -<span class="sourceLineNo">050</span> // the space on this chunk will be allocated externally<a name="line.50"></a> -<span class="sourceLineNo">051</span> // use the first MemStoreLABImpl in the list<a name="line.51"></a> -<span class="sourceLineNo">052</span> public Chunk getNewExternalChunk() {<a name="line.52"></a> -<span class="sourceLineNo">053</span> MemStoreLAB mslab = this.mslabs.get(0);<a name="line.53"></a> -<span class="sourceLineNo">054</span> return mslab.getNewExternalChunk();<a name="line.54"></a> -<span class="sourceLineNo">055</span> }<a name="line.55"></a> -<span class="sourceLineNo">056</span><a name="line.56"></a> -<span class="sourceLineNo">057</span> @Override<a name="line.57"></a> -<span class="sourceLineNo">058</span> public void close() {<a name="line.58"></a> -<span class="sourceLineNo">059</span> // 'openScannerCount' here tracks the scanners opened on segments which directly refer to this<a name="line.59"></a> -<span class="sourceLineNo">060</span> // MSLAB. The individual MSLABs this refers also having its own 'openScannerCount'. The usage of<a name="line.60"></a> -<span class="sourceLineNo">061</span> // the variable in close() and decScannerCount() is as as that in HeapMemstoreLAB. Here the<a name="line.61"></a> -<span class="sourceLineNo">062</span> // close just delegates the call to the individual MSLABs. The actual return of the chunks to<a name="line.62"></a> -<span class="sourceLineNo">063</span> // MSLABPool will happen within individual MSLABs only (which is at the leaf level).<a name="line.63"></a> -<span class="sourceLineNo">064</span> // Say an ImmutableMemStoreLAB is created over 2 HeapMemStoreLABs at some point and at that time<a name="line.64"></a> -<span class="sourceLineNo">065</span> // both of them were referred by ongoing scanners. So they have > 0 'openScannerCount'. Now over<a name="line.65"></a> -<span class="sourceLineNo">066</span> // the new Segment some scanners come in and this MSLABs 'openScannerCount' also goes up and<a name="line.66"></a> -<span class="sourceLineNo">067</span> // then come down on finish of scanners. Now a close() call comes to this Immutable MSLAB. As<a name="line.67"></a> -<span class="sourceLineNo">068</span> // it's 'openScannerCount' is zero it will call close() on both of the Heap MSLABs. Say by that<a name="line.68"></a> -<span class="sourceLineNo">069</span> // time the old scanners on one of the MSLAB got over where as on the other, still an old<a name="line.69"></a> -<span class="sourceLineNo">070</span> // scanner is going on. The call close() on that MSLAB will not close it immediately but will<a name="line.70"></a> -<span class="sourceLineNo">071</span> // just mark it for closure as it's 'openScannerCount' still > 0. Later once the old scan is<a name="line.71"></a> -<span class="sourceLineNo">072</span> // over, the decScannerCount() call will do the actual close and return of the chunks.<a name="line.72"></a> -<span class="sourceLineNo">073</span> this.closed = true;<a name="line.73"></a> -<span class="sourceLineNo">074</span> // When there are still on going scanners over this MSLAB, we will defer the close until all<a name="line.74"></a> -<span class="sourceLineNo">075</span> // scanners finish. We will just mark it for closure. See #decScannerCount(). This will be<a name="line.75"></a> -<span class="sourceLineNo">076</span> // called at end of every scan. When it is marked for closure and scanner count reached 0, we<a name="line.76"></a> -<span class="sourceLineNo">077</span> // will do the actual close then.<a name="line.77"></a> -<span class="sourceLineNo">078</span> checkAndCloseMSLABs(openScannerCount.get());<a name="line.78"></a> -<span class="sourceLineNo">079</span> }<a name="line.79"></a> -<span class="sourceLineNo">080</span><a name="line.80"></a> -<span class="sourceLineNo">081</span> private void checkAndCloseMSLABs(int openScanners) {<a name="line.81"></a> -<span class="sourceLineNo">082</span> if (openScanners == 0) {<a name="line.82"></a> -<span class="sourceLineNo">083</span> for (MemStoreLAB mslab : this.mslabs) {<a name="line.83"></a> -<span class="sourceLineNo">084</span> mslab.close();<a name="line.84"></a> -<span class="sourceLineNo">085</span> }<a name="line.85"></a> -<span class="sourceLineNo">086</span> }<a name="line.86"></a> -<span class="sourceLineNo">087</span> }<a name="line.87"></a> -<span class="sourceLineNo">088</span><a name="line.88"></a> -<span class="sourceLineNo">089</span> @Override<a name="line.89"></a> -<span class="sourceLineNo">090</span> public void incScannerCount() {<a name="line.90"></a> -<span class="sourceLineNo">091</span> this.openScannerCount.incrementAndGet();<a name="line.91"></a> -<span class="sourceLineNo">092</span> }<a name="line.92"></a> -<span class="sourceLineNo">093</span><a name="line.93"></a> -<span class="sourceLineNo">094</span> @Override<a name="line.94"></a> -<span class="sourceLineNo">095</span> public void decScannerCount() {<a name="line.95"></a> -<span class="sourceLineNo">096</span> int count = this.openScannerCount.decrementAndGet();<a name="line.96"></a> -<span class="sourceLineNo">097</span> if (this.closed) {<a name="line.97"></a> -<span class="sourceLineNo">098</span> checkAndCloseMSLABs(count);<a name="line.98"></a> -<span class="sourceLineNo">099</span> }<a name="line.99"></a> -<span class="sourceLineNo">100</span> }<a name="line.100"></a> -<span class="sourceLineNo">101</span>}<a name="line.101"></a> +<span class="sourceLineNo">048</span> /* Creating chunk to be used as index chunk in CellChunkMap, part of the chunks array.<a name="line.48"></a> +<span class="sourceLineNo">049</span> ** Returning a new chunk, without replacing current chunk,<a name="line.49"></a> +<span class="sourceLineNo">050</span> ** meaning MSLABImpl does not make the returned chunk as CurChunk.<a name="line.50"></a> +<span class="sourceLineNo">051</span> ** The space on this chunk will be allocated externally.<a name="line.51"></a> +<span class="sourceLineNo">052</span> ** The interface is only for external callers<a name="line.52"></a> +<span class="sourceLineNo">053</span> */<a name="line.53"></a> +<span class="sourceLineNo">054</span> @Override<a name="line.54"></a> +<span class="sourceLineNo">055</span> public Chunk getNewExternalChunk() {<a name="line.55"></a> +<span class="sourceLineNo">056</span> MemStoreLAB mslab = this.mslabs.get(0);<a name="line.56"></a> +<span class="sourceLineNo">057</span> return mslab.getNewExternalChunk();<a name="line.57"></a> +<span class="sourceLineNo">058</span> }<a name="line.58"></a> +<span class="sourceLineNo">059</span><a name="line.59"></a> +<span class="sourceLineNo">060</span> /* Creating chunk to be used as data chunk in CellChunkMap.<a name="line.60"></a> +<span class="sourceLineNo">061</span> ** This chunk is bigger the normal constant chunk size, and thus called JumboChunk it is used for<a name="line.61"></a> +<span class="sourceLineNo">062</span> ** jumbo cells (which size is bigger than normal chunks).<a name="line.62"></a> +<span class="sourceLineNo">063</span> ** Jumbo Chunks are needed only for CCM and thus are created only in<a name="line.63"></a> +<span class="sourceLineNo">064</span> ** CompactingMemStore.IndexType.CHUNK_MAP type.<a name="line.64"></a> +<span class="sourceLineNo">065</span> ** Returning a new chunk, without replacing current chunk,<a name="line.65"></a> +<span class="sourceLineNo">066</span> ** meaning MSLABImpl does not make the returned chunk as CurChunk.<a name="line.66"></a> +<span class="sourceLineNo">067</span> ** The space on this chunk will be allocated externally.<a name="line.67"></a> +<span class="sourceLineNo">068</span> ** The interface is only for external callers<a name="line.68"></a> +<span class="sourceLineNo">069</span> */<a name="line.69"></a> +<span class="sourceLineNo">070</span> @Override<a name="line.70"></a> +<span class="sourceLineNo">071</span> public Chunk getNewExternalJumboChunk(int size) {<a name="line.71"></a> +<span class="sourceLineNo">072</span> MemStoreLAB mslab = this.mslabs.get(0);<a name="line.72"></a> +<span class="sourceLineNo">073</span> return mslab.getNewExternalJumboChunk(size);<a name="line.73"></a> +<span class="sourceLineNo">074</span> }<a name="line.74"></a> +<span class="sourceLineNo">075</span><a name="line.75"></a> +<span class="sourceLineNo">076</span> @Override<a name="line.76"></a> +<span class="sourceLineNo">077</span> public void close() {<a name="line.77"></a> +<span class="sourceLineNo">078</span> // 'openScannerCount' here tracks the scanners opened on segments which directly refer to this<a name="line.78"></a> +<span class="sourceLineNo">079</span> // MSLAB. The individual MSLABs this refers also having its own 'openScannerCount'. The usage of<a name="line.79"></a> +<span class="sourceLineNo">080</span> // the variable in close() and decScannerCount() is as as that in HeapMemstoreLAB. Here the<a name="line.80"></a> +<span class="sourceLineNo">081</span> // close just delegates the call to the individual MSLABs. The actual return of the chunks to<a name="line.81"></a> +<span class="sourceLineNo">082</span> // MSLABPool will happen within individual MSLABs only (which is at the leaf level).<a name="line.82"></a> +<span class="sourceLineNo">083</span> // Say an ImmutableMemStoreLAB is created over 2 HeapMemStoreLABs at some point and at that time<a name="line.83"></a> +<span class="sourceLineNo">084</span> // both of them were referred by ongoing scanners. So they have > 0 'openScannerCount'. Now over<a name="line.84"></a> +<span class="sourceLineNo">085</span> // the new Segment some scanners come in and this MSLABs 'openScannerCount' also goes up and<a name="line.85"></a> +<span class="sourceLineNo">086</span> // then come down on finish of scanners. Now a close() call comes to this Immutable MSLAB. As<a name="line.86"></a> +<span class="sourceLineNo">087</span> // it's 'openScannerCount' is zero it will call close() on both of the Heap MSLABs. Say by that<a name="line.87"></a> +<span class="sourceLineNo">088</span> // time the old scanners on one of the MSLAB got over where as on the other, still an old<a name="line.88"></a> +<span class="sourceLineNo">089</span> // scanner is going on. The call close() on that MSLAB will not close it immediately but will<a name="line.89"></a> +<span class="sourceLineNo">090</span> // just mark it for closure as it's 'openScannerCount' still > 0. Later once the old scan is<a name="line.90"></a> +<span class="sourceLineNo">091</span> // over, the decScannerCount() call will do the actual close and return of the chunks.<a name="line.91"></a> +<span class="sourceLineNo">092</span> this.closed = true;<a name="line.92"></a> +<span class="sourceLineNo">093</span> // When there are still on going scanners over this MSLAB, we will defer the close until all<a name="line.93"></a> +<span class="sourceLineNo">094</span> // scanners finish. We will just mark it for closure. See #decScannerCount(). This will be<a name="line.94"></a> +<span class="sourceLineNo">095</span> // called at end of every scan. When it is marked for closure and scanner count reached 0, we<a name="line.95"></a> +<span class="sourceLineNo">096</span> // will do the actual close then.<a name="line.96"></a> +<span class="sourceLineNo">097</span> checkAndCloseMSLABs(openScannerCount.get());<a name="line.97"></a> +<span class="sourceLineNo">098</span> }<a name="line.98"></a> +<span class="sourceLineNo">099</span><a name="line.99"></a> +<span class="sourceLineNo">100</span> private void checkAndCloseMSLABs(int openScanners) {<a name="line.100"></a> +<span class="sourceLineNo">101</span> if (openScanners == 0) {<a name="line.101"></a> +<span class="sourceLineNo">102</span> for (MemStoreLAB mslab : this.mslabs) {<a name="line.102"></a> +<span class="sourceLineNo">103</span> mslab.close();<a name="line.103"></a> +<span class="sourceLineNo">104</span> }<a name="line.104"></a> +<span class="sourceLineNo">105</span> }<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> @Override<a name="line.108"></a> +<span class="sourceLineNo">109</span> public void incScannerCount() {<a name="line.109"></a> +<span class="sourceLineNo">110</span> this.openScannerCount.incrementAndGet();<a name="line.110"></a> +<span class="sourceLineNo">111</span> }<a name="line.111"></a> +<span class="sourceLineNo">112</span><a name="line.112"></a> +<span class="sourceLineNo">113</span> @Override<a name="line.113"></a> +<span class="sourceLineNo">114</span> public void decScannerCount() {<a name="line.114"></a> +<span class="sourceLineNo">115</span> int count = this.openScannerCount.decrementAndGet();<a name="line.115"></a> +<span class="sourceLineNo">116</span> if (this.closed) {<a name="line.116"></a> +<span class="sourceLineNo">117</span> checkAndCloseMSLABs(count);<a name="line.117"></a> +<span class="sourceLineNo">118</span> }<a name="line.118"></a> +<span class="sourceLineNo">119</span> }<a name="line.119"></a> +<span class="sourceLineNo">120</span>}<a name="line.120"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/35decbe4/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLAB.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLAB.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLAB.html index 190662d..0a15579 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLAB.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLAB.html @@ -91,26 +91,40 @@ <span class="sourceLineNo">083</span> */<a name="line.83"></a> <span class="sourceLineNo">084</span> void decScannerCount();<a name="line.84"></a> <span class="sourceLineNo">085</span><a name="line.85"></a> -<span class="sourceLineNo">086</span> /**<a name="line.86"></a> -<span class="sourceLineNo">087</span> * Return a new empty chunk without considering this chunk as current<a name="line.87"></a> -<span class="sourceLineNo">088</span> * The space on this chunk will be allocated externally<a name="line.88"></a> -<span class="sourceLineNo">089</span> */<a name="line.89"></a> -<span class="sourceLineNo">090</span> Chunk getNewExternalChunk();<a name="line.90"></a> -<span class="sourceLineNo">091</span><a name="line.91"></a> -<span class="sourceLineNo">092</span> public static MemStoreLAB newInstance(Configuration conf) {<a name="line.92"></a> -<span class="sourceLineNo">093</span> MemStoreLAB memStoreLAB = null;<a name="line.93"></a> -<span class="sourceLineNo">094</span> if (isEnabled(conf)) {<a name="line.94"></a> -<span class="sourceLineNo">095</span> String className = conf.get(MSLAB_CLASS_NAME, MemStoreLABImpl.class.getName());<a name="line.95"></a> -<span class="sourceLineNo">096</span> memStoreLAB = ReflectionUtils.instantiateWithCustomCtor(className,<a name="line.96"></a> -<span class="sourceLineNo">097</span> new Class[] { Configuration.class }, new Object[] { conf });<a name="line.97"></a> -<span class="sourceLineNo">098</span> }<a name="line.98"></a> -<span class="sourceLineNo">099</span> return memStoreLAB;<a name="line.99"></a> -<span class="sourceLineNo">100</span> }<a name="line.100"></a> -<span class="sourceLineNo">101</span><a name="line.101"></a> -<span class="sourceLineNo">102</span> public static boolean isEnabled(Configuration conf) {<a name="line.102"></a> -<span class="sourceLineNo">103</span> return conf.getBoolean(USEMSLAB_KEY, USEMSLAB_DEFAULT);<a name="line.103"></a> -<span class="sourceLineNo">104</span> }<a name="line.104"></a> -<span class="sourceLineNo">105</span>}<a name="line.105"></a> +<span class="sourceLineNo">086</span> /* Creating chunk to be used as index chunk in CellChunkMap, part of the chunks array.<a name="line.86"></a> +<span class="sourceLineNo">087</span> ** Returning a new chunk, without replacing current chunk,<a name="line.87"></a> +<span class="sourceLineNo">088</span> ** meaning MSLABImpl does not make the returned chunk as CurChunk.<a name="line.88"></a> +<span class="sourceLineNo">089</span> ** The space on this chunk will be allocated externally.<a name="line.89"></a> +<span class="sourceLineNo">090</span> ** The interface is only for external callers<a name="line.90"></a> +<span class="sourceLineNo">091</span> */<a name="line.91"></a> +<span class="sourceLineNo">092</span> Chunk getNewExternalChunk();<a name="line.92"></a> +<span class="sourceLineNo">093</span><a name="line.93"></a> +<span class="sourceLineNo">094</span> /* Creating chunk to be used as data chunk in CellChunkMap.<a name="line.94"></a> +<span class="sourceLineNo">095</span> ** This chunk is bigger the normal constant chunk size, and thus called JumboChunk it is used for<a name="line.95"></a> +<span class="sourceLineNo">096</span> ** jumbo cells (which size is bigger than normal chunks).<a name="line.96"></a> +<span class="sourceLineNo">097</span> ** Jumbo Chunks are needed only for CCM and thus are created only in<a name="line.97"></a> +<span class="sourceLineNo">098</span> ** CompactingMemStore.IndexType.CHUNK_MAP type.<a name="line.98"></a> +<span class="sourceLineNo">099</span> ** Returning a new chunk, without replacing current chunk,<a name="line.99"></a> +<span class="sourceLineNo">100</span> ** meaning MSLABImpl does not make the returned chunk as CurChunk.<a name="line.100"></a> +<span class="sourceLineNo">101</span> ** The space on this chunk will be allocated externally.<a name="line.101"></a> +<span class="sourceLineNo">102</span> ** The interface is only for external callers<a name="line.102"></a> +<span class="sourceLineNo">103</span> */<a name="line.103"></a> +<span class="sourceLineNo">104</span> Chunk getNewExternalJumboChunk(int size);<a name="line.104"></a> +<span class="sourceLineNo">105</span><a name="line.105"></a> +<span class="sourceLineNo">106</span> public static MemStoreLAB newInstance(Configuration conf) {<a name="line.106"></a> +<span class="sourceLineNo">107</span> MemStoreLAB memStoreLAB = null;<a name="line.107"></a> +<span class="sourceLineNo">108</span> if (isEnabled(conf)) {<a name="line.108"></a> +<span class="sourceLineNo">109</span> String className = conf.get(MSLAB_CLASS_NAME, MemStoreLABImpl.class.getName());<a name="line.109"></a> +<span class="sourceLineNo">110</span> memStoreLAB = ReflectionUtils.instantiateWithCustomCtor(className,<a name="line.110"></a> +<span class="sourceLineNo">111</span> new Class[] { Configuration.class }, new Object[] { conf });<a name="line.111"></a> +<span class="sourceLineNo">112</span> }<a name="line.112"></a> +<span class="sourceLineNo">113</span> return memStoreLAB;<a name="line.113"></a> +<span class="sourceLineNo">114</span> }<a name="line.114"></a> +<span class="sourceLineNo">115</span><a name="line.115"></a> +<span class="sourceLineNo">116</span> public static boolean isEnabled(Configuration conf) {<a name="line.116"></a> +<span class="sourceLineNo">117</span> return conf.getBoolean(USEMSLAB_KEY, USEMSLAB_DEFAULT);<a name="line.117"></a> +<span class="sourceLineNo">118</span> }<a name="line.118"></a> +<span class="sourceLineNo">119</span>}<a name="line.119"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/35decbe4/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLABImpl.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLABImpl.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLABImpl.html index 7924091..8c60b4c 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLABImpl.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/MemStoreLABImpl.html @@ -279,33 +279,53 @@ <span class="sourceLineNo">271</span> return c;<a name="line.271"></a> <span class="sourceLineNo">272</span> }<a name="line.272"></a> <span class="sourceLineNo">273</span><a name="line.273"></a> -<span class="sourceLineNo">274</span> @VisibleForTesting<a name="line.274"></a> -<span class="sourceLineNo">275</span> Chunk getCurrentChunk() {<a name="line.275"></a> -<span class="sourceLineNo">276</span> return this.curChunk.get();<a name="line.276"></a> -<span class="sourceLineNo">277</span> }<a name="line.277"></a> -<span class="sourceLineNo">278</span><a name="line.278"></a> -<span class="sourceLineNo">279</span> @VisibleForTesting<a name="line.279"></a> -<span class="sourceLineNo">280</span> BlockingQueue<Chunk> getPooledChunks() {<a name="line.280"></a> -<span class="sourceLineNo">281</span> BlockingQueue<Chunk> pooledChunks = new LinkedBlockingQueue<>();<a name="line.281"></a> -<span class="sourceLineNo">282</span> for (Integer id : this.chunks) {<a name="line.282"></a> -<span class="sourceLineNo">283</span> Chunk chunk = chunkCreator.getChunk(id);<a name="line.283"></a> -<span class="sourceLineNo">284</span> if (chunk != null && chunk.isFromPool()) {<a name="line.284"></a> -<span 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name="line.297"></a> -<span class="sourceLineNo">298</span> return i;<a name="line.298"></a> -<span class="sourceLineNo">299</span> }<a name="line.299"></a> -<span class="sourceLineNo">300</span>}<a name="line.300"></a> +<span class="sourceLineNo">274</span> /* Creating chunk to be used as data chunk in CellChunkMap.<a name="line.274"></a> +<span class="sourceLineNo">275</span> ** This chunk is bigger than normal constant chunk size, and thus called JumboChunk.<a name="line.275"></a> +<span class="sourceLineNo">276</span> ** JumboChunk is used for jumbo cell (which size is bigger than normal chunk). It is allocated<a name="line.276"></a> +<span class="sourceLineNo">277</span> ** once per cell. So even if there is space this is not reused.<a name="line.277"></a> +<span class="sourceLineNo">278</span> ** Jumbo Chunks are used only for CCM and thus are created only in<a name="line.278"></a> +<span class="sourceLineNo">279</span> ** CompactingMemStore.IndexType.CHUNK_MAP type.<a name="line.279"></a> +<span class="sourceLineNo">280</span> ** Returning a new chunk, without replacing current chunk,<a name="line.280"></a> +<span class="sourceLineNo">281</span> ** meaning MSLABImpl does not make the returned chunk as CurChunk.<a name="line.281"></a> +<span class="sourceLineNo">282</span> ** The space on this chunk will be allocated externally.<a name="line.282"></a> +<span class="sourceLineNo">283</span> ** The interface is only for external callers<a name="line.283"></a> +<span class="sourceLineNo">284</span> */<a name="line.284"></a> +<span class="sourceLineNo">285</span> @Override<a name="line.285"></a> +<span class="sourceLineNo">286</span> public Chunk getNewExternalJumboChunk(int size) {<a name="line.286"></a> +<span class="sourceLineNo">287</span> // the new chunk is going to hold the jumbo cell data and need to be referenced by a strong map<a name="line.287"></a> +<span class="sourceLineNo">288</span> // thus giving the CCM index type<a name="line.288"></a> +<span class="sourceLineNo">289</span> Chunk c = this.chunkCreator.getJumboChunk(CompactingMemStore.IndexType.CHUNK_MAP, size);<a name="line.289"></a> +<span class="sourceLineNo">290</span> chunks.add(c.getId());<a name="line.290"></a> +<span class="sourceLineNo">291</span> return c;<a name="line.291"></a> +<span class="sourceLineNo">292</span> }<a name="line.292"></a> +<span class="sourceLineNo">293</span><a name="line.293"></a> +<span class="sourceLineNo">294</span> @VisibleForTesting<a name="line.294"></a> +<span class="sourceLineNo">295</span> Chunk getCurrentChunk() {<a name="line.295"></a> +<span class="sourceLineNo">296</span> return this.curChunk.get();<a name="line.296"></a> +<span class="sourceLineNo">297</span> }<a name="line.297"></a> +<span class="sourceLineNo">298</span><a name="line.298"></a> +<span class="sourceLineNo">299</span> @VisibleForTesting<a name="line.299"></a> +<span class="sourceLineNo">300</span> BlockingQueue<Chunk> getPooledChunks() {<a name="line.300"></a> +<span class="sourceLineNo">301</span> BlockingQueue<Chunk> pooledChunks = new LinkedBlockingQueue<>();<a name="line.301"></a> +<span class="sourceLineNo">302</span> for (Integer id : this.chunks) {<a name="line.302"></a> +<span class="sourceLineNo">303</span> Chunk chunk = chunkCreator.getChunk(id);<a name="line.303"></a> +<span class="sourceLineNo">304</span> if (chunk != null && chunk.isFromPool()) {<a name="line.304"></a> +<span class="sourceLineNo">305</span> pooledChunks.add(chunk);<a name="line.305"></a> +<span class="sourceLineNo">306</span> }<a name="line.306"></a> +<span class="sourceLineNo">307</span> }<a name="line.307"></a> +<span class="sourceLineNo">308</span> return pooledChunks;<a name="line.308"></a> +<span class="sourceLineNo">309</span> }<a name="line.309"></a> +<span class="sourceLineNo">310</span><a name="line.310"></a> +<span class="sourceLineNo">311</span> @VisibleForTesting Integer getNumOfChunksReturnedToPool() {<a name="line.311"></a> +<span class="sourceLineNo">312</span> int i = 0;<a name="line.312"></a> +<span class="sourceLineNo">313</span> for (Integer id : this.chunks) {<a name="line.313"></a> +<span class="sourceLineNo">314</span> if (chunkCreator.isChunkInPool(id)) {<a name="line.314"></a> +<span class="sourceLineNo">315</span> i++;<a name="line.315"></a> +<span class="sourceLineNo">316</span> }<a name="line.316"></a> +<span class="sourceLineNo">317</span> }<a name="line.317"></a> +<span class="sourceLineNo">318</span> return i;<a name="line.318"></a> +<span class="sourceLineNo">319</span> }<a name="line.319"></a> +<span class="sourceLineNo">320</span>}<a name="line.320"></a>
