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<p><code>#include &lt;<a class="el" href="object-pool_8h_source.html">object-pool.h</a>&gt;</code></p>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structimpala_1_1ObjectPool_1_1GenericElement.html">GenericElement</a></td></tr>
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<tr class="memitem:ace9a84cdb1c6786ec1ea2a12b41fc058"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1ObjectPool.html#ace9a84cdb1c6786ec1ea2a12b41fc058">~ObjectPool</a> ()</td></tr>
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<tr class="memitem:ab191078c99825682a0a9915ca1e0c05c"><td class="memTemplParams" colspan="2">template&lt;class T &gt; </td></tr>
<tr class="memitem:ab191078c99825682a0a9915ca1e0c05c"><td class="memTemplItemLeft" align="right" valign="top">T *&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classimpala_1_1ObjectPool.html#ab191078c99825682a0a9915ca1e0c05c">Add</a> (T *t)</td></tr>
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<tr class="memitem:a2574f96b7f1ab2811c2e4eabe9d65385"><td class="memItemLeft" align="right" valign="top">typedef std::vector<br class="typebreak"/>
&lt; <a class="el" href="structimpala_1_1ObjectPool_1_1GenericElement.html">GenericElement</a> * &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1ObjectPool.html#a2574f96b7f1ab2811c2e4eabe9d65385">ElementVector</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>An <a class="el" href="classimpala_1_1ObjectPool.html">ObjectPool</a> maintains a list of C++ objects which are deallocated by destroying the pool. Thread-safe. </p>
<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00030">30</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
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<td class="memname">typedef std::vector&lt;<a class="el" href="structimpala_1_1ObjectPool_1_1GenericElement.html">GenericElement</a>*&gt; <a class="el" href="classimpala_1_1ObjectPool.html#a2574f96b7f1ab2811c2e4eabe9d65385">impala::ObjectPool::ElementVector</a></td>
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<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00066">66</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
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<td class="memname">impala::ObjectPool::ObjectPool </td>
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<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00032">32</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
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<td class="memname">impala::ObjectPool::~ObjectPool </td>
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<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00034">34</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
<p>References <a class="el" href="object-pool_8h_source.html#l00067">objects_</a>.</p>
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<td class="memname">T* impala::ObjectPool::Add </td>
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<p>Create the object to be pushed to the shared vector outside the critical section. TODO: Consider using a lock-free structure. </p>
<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00042">42</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
<p>References <a class="el" href="object-pool_8h_source.html#l00068">lock_</a>, and <a class="el" href="object-pool_8h_source.html#l00067">objects_</a>.</p>
<p>Referenced by <a class="el" href="sorter_8cc_source.html#l00923">impala::Sorter::AddBatch()</a>, <a class="el" href="runtime-profile_8cc_source.html#l00447">impala::RuntimeProfile::AddDerivedCounter()</a>, <a class="el" href="scanner-context_8cc_source.html#l00058">impala::ScannerContext::AddStream()</a>, <a class="el" href="runtime-profile_8cc_source.html#l00461">impala::RuntimeProfile::AddThreadCounters()</a>, <a class="el" href="hdfs-scan-node_8cc_source.html#l00183">impala::HdfsScanNode::AllocateScanRange()</a>, <a class="el" href="coordinator_8cc_source.html#l00141">impala::Coordinator::BackendExecState::BackendExecState()</a>, <a class="el" href="expr-context_8cc_source.html#l00091">impala::ExprContext::Clone()</a>, <a class="el" href="agg-fn-evaluator_8cc_source.html#l00069">impala::AggFnEvaluator::Create()</a>, <a class="el" href="descriptors_8cc_source.html#l00378">impala::DescriptorTbl::Create()</a>, <a class="el" href="hdfs-scan-node_8cc_source.html#l00230">impala::HdfsScanNode::CreateAndPrepareScanner()</a>, <a class="el" href="anyval-util_8cc_source.html#l00026">impala::CreateAnyVal()</a>, <a class="el" href="llvm-codegen-test_8cc_source.html#l00059">impala::LlvmCodeGenTest::CreateCodegen()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00070">impala::SimpleTupleStreamTest::CreateDescriptors()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00405">impala::SimpleNullStreamTest::CreateDescriptors()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00424">impala::MultiTupleStreamTest::CreateDescriptors()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00454">impala::MultiNullableTupleStreamTest::CreateDescriptors()</a>, <a class="el" href="expr_8cc_source.html#l00190">impala::Expr::CreateExpr()</a>, <a class="el" href="partitioned-aggregation-node_8cc_source.html#l00729">impala::PartitionedAggregationNode::CreateHashPartitions()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00101">impala::SimpleTupleStreamTest::CreateIntBatch()</a>, <a class="el" href="exec-node_8cc_source.html#l00260">impala::ExecNode::CreateNode()</a>, <a class="el" href="hdfs-parquet-scanner_8cc_source.html#l00472">impala::HdfsParquetScanner::CreateReader()</a>, <a class="el" href="row-batch-list-test_8cc_source.html#l00054">impala::RowBatchListTest::CreateRowBatch()</a>, <a class="el" href="buffered-tuple-stream-test_8cc_source.html#l00136">impala::SimpleTupleStreamTest::CreateStringBatch()</a>, <a class="el" href="expr_8cc_source.html#l00160">impala::Expr::CreateTreeFromThrift()</a>, <a class="el" href="data-stream-recvr_8cc_source.html#l00277">impala::DataStreamRecvr::DataStreamRecvr()</a>, <a class="el" href="desc-tbl-builder_8cc_source.html#l00028">impala::DescriptorTblBuilder::DeclareTuple()</a>, <a class="el" href="buffered-block-mgr_8cc_source.html#l00936">impala::BufferedBlockMgr::FindBuffer()</a>, <a class="el" href="disk-io-mgr_8cc_source.html#l00610">impala::DiskIoMgr::GetBufferDesc()</a>, <a class="el" href="buffered-block-mgr_8cc_source.html#l00382">impala::BufferedBlockMgr::GetNewBlock()</a>, <a class="el" href="hdfs-table-sink_8cc_source.html#l00447">impala::HdfsTableSink::GetOutputPartition()</a>, <a class="el" href="buffered-block-mgr_8cc_source.html#l00979">impala::BufferedBlockMgr::GetUnusedBlock()</a>, <a class="el" href="descriptors_8cc_source.html#l00173">impala::HdfsTableDescriptor::HdfsTableDescriptor()</a>, <a class="el" href="hdfs-parquet-table-writer_8cc_source.html#l00635">impala::HdfsParquetTableWriter::Init()</a>, <a class="el" href="sorter_8cc_source.html#l00896">impala::Sorter::Init()</a>, <a class="el" href="partitioned-aggregation-node_8cc_source.html#l00429">impala::PartitionedAggregationNode::Partition::InitStreams()</a>, <a class="el" href="sorter_8cc_source.html#l01054">impala::Sorter::MergeIntermediateRuns()</a>, <a class="el" href="hdfs-scan-node_8cc_source.html#l00511">impala::HdfsScanNode::Open()</a>, <a class="el" href="buffered-block-mgr_8cc_source.html#l00536">impala::BufferedBlockMgr::PinBlock()</a>, <a class="el" href="hbase-table-sink_8cc_source.html#l00051">impala::HBaseTableSink::Prepare()</a>, <a class="el" href="aggregation-node_8cc_source.html#l00085">impala::AggregationNode::Prepare()</a>, <a class="el" href="sorted-run-merger_8cc_source.html#l00127">impala::SortedRunMerger::Prepare()</a>, <a class="el" href="analytic-eval-node_8cc_source.html#l00124">impala::AnalyticEvalNode::Prepare()</a>, <a class="el" href="partitioned-hash-join-node_8cc_source.html#l00094">impala::PartitionedHashJoinNode::Prepare()</a>, <a class="el" href="data-stream-sender_8cc_source.html#l00362">impala::DataStreamSender::Prepare()</a>, <a class="el" href="partitioned-aggregation-node_8cc_source.html#l00095">impala::PartitionedAggregationNode::Prepare()</a>, <a class="el" href="hdfs-table-sink_8cc_source.html#l00107">impala::HdfsTableSink::Prepare()</a>, <a class="el" href="partitioned-hash-join-node_8cc_source.html#l00500">impala::PartitionedHashJoinNode::ProcessBuildInput()</a>, <a class="el" href="base-sequence-scanner_8cc_source.html#l00100">impala::BaseSequenceScanner::ProcessSplit()</a>, <a class="el" href="buffered-block-mgr_8cc_source.html#l00235">impala::BufferedBlockMgr::RegisterClient()</a>, <a class="el" href="runtime-profile_8cc_source.html#l00053">impala::RuntimeProfile::RuntimeProfile()</a>, <a class="el" href="hdfs-scan-node_8cc_source.html#l00797">impala::HdfsScanNode::ScannerThread()</a>, <a class="el" href="row-batch-list-test_8cc_source.html#l00045">impala::RowBatchListTest::SetUp()</a>, <a class="el" href="old-hash-table-test_8cc_source.html#l00049">impala::OldHashTableTest::SetUp()</a>, <a class="el" href="hash-table-test_8cc_source.html#l00049">impala::HashTableTest::SetUp()</a>, <a class="el" href="runtime-profile-test_8cc_source.html#l00374">impala::TEST()</a>, <a class="el" href="expr-test_8cc_source.html#l03989">impala::TEST_F()</a>, <a class="el" href="expr-test_8cc_source.html#l00821">impala::TestSingleLiteralConstruction()</a>, <a class="el" href="runtime-profile_8cc_source.html#l00151">impala::RuntimeProfile::UpdateAverage()</a>, and <a class="el" href="buffered-block-mgr_8cc_source.html#l00659">impala::BufferedBlockMgr::WriteUnpinnedBlock()</a>.</p>
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<td class="memname"><a class="el" href="classimpala_1_1SpinLock.html">SpinLock</a> impala::ObjectPool::lock_</td>
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<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00068">68</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
<p>Referenced by <a class="el" href="object-pool_8h_source.html#l00042">Add()</a>.</p>
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<td class="memname"><a class="el" href="classimpala_1_1ObjectPool.html#a2574f96b7f1ab2811c2e4eabe9d65385">ElementVector</a> impala::ObjectPool::objects_</td>
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<p>Definition at line <a class="el" href="object-pool_8h_source.html#l00067">67</a> of file <a class="el" href="object-pool_8h_source.html">object-pool.h</a>.</p>
<p>Referenced by <a class="el" href="object-pool_8h_source.html#l00042">Add()</a>, and <a class="el" href="object-pool_8h_source.html#l00034">~ObjectPool()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>be/src/common/<a class="el" href="object-pool_8h_source.html">object-pool.h</a></li>
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