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| <li>Summary: </li> |
| <li>Nested | </li> |
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| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../../../module-summary.html">org.apache.jena.tdb</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.jena.tdb1.base.block</a></div> |
| <h1 title="Class BlockMgrFileAccess" class="title">Class BlockMgrFileAccess</h1> |
| </div> |
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| <div class="inheritance"><a href="BlockMgrBase.html" title="class in org.apache.jena.tdb1.base.block">org.apache.jena.tdb1.base.block.BlockMgrBase</a> |
| <div class="inheritance">org.apache.jena.tdb1.base.block.BlockMgrFileAccess</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code>org.apache.jena.atlas.lib.Closeable</code>, <code>org.apache.jena.atlas.lib.Sync</code>, <code><a href="BlockMgr.html" title="interface in org.apache.jena.tdb1.base.block">BlockMgr</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public final class </span><span class="element-name type-name-label">BlockMgrFileAccess</span> |
| <span class="extends-implements">extends <a href="BlockMgrBase.html" title="class in org.apache.jena.tdb1.base.block">BlockMgrBase</a></span></div> |
| <div class="block">Block manager that maps from the FileAccess layer to a BlockMgr. |
| Add free block management (but we should layer with BlockMgrFreeChain)</div> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#close()" class="member-name-link">close</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Close the block manager</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#free(org.apache.jena.tdb1.base.block.Block)" class="member-name-link">free</a><wbr>(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Announce a block is no longer in use (i.e it's now freed)</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getRead(long)" class="member-name-link">getRead</a><wbr>(long id)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Fetch a block, use for read only</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getReadIterator(long)" class="member-name-link">getReadIterator</a><wbr>(long id)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Fetch a block, use for read only in an iterator</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getWrite(long)" class="member-name-link">getWrite</a><wbr>(long id)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Fetch a block, use for write and read - only inside "update"</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isClosed()" class="member-name-link">isClosed</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Is this block manager still usable? Closed block managers can not perform any operations except this one.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isEmpty()" class="member-name-link">isEmpty</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Answer whether there are any blocks in the collection being managed</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#overwrite(org.apache.jena.tdb1.base.block.Block)" class="member-name-link">overwrite</a><wbr>(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Replace the contents of a block slot with new contents.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#promote(org.apache.jena.tdb1.base.block.Block)" class="member-name-link">promote</a><wbr>(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Promote to writeable : it's OK to promote an already writeable block</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#release(org.apache.jena.tdb1.base.block.Block)" class="member-name-link">release</a><wbr>(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Release a block, unmodified.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#sync()" class="member-name-link">sync</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Sync the block manager</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#syncForce()" class="member-name-link">syncForce</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Sync the block manager : system operation to ensure sync() is passed down</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toString()" class="member-name-link">toString</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#valid(int)" class="member-name-link">valid</a><wbr>(int id)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Is this a valid block id? (may be a free block)</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#write(org.apache.jena.tdb1.base.block.Block)" class="member-name-link">write</a><wbr>(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Write a block back - it still needs releasing.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.jena.tdb1.base.block.BlockMgrBase">Methods inherited from class org.apache.jena.tdb1.base.block.<a href="BlockMgrBase.html" title="class in org.apache.jena.tdb1.base.block">BlockMgrBase</a></h3> |
| <code><a href="BlockMgrBase.html#allocate(int)">allocate</a>, <a href="BlockMgrBase.html#beginIterator(java.util.Iterator)">beginIterator</a>, <a href="BlockMgrBase.html#beginRead()">beginRead</a>, <a href="BlockMgrBase.html#beginUpdate()">beginUpdate</a>, <a href="BlockMgrBase.html#endIterator(java.util.Iterator)">endIterator</a>, <a href="BlockMgrBase.html#endRead()">endRead</a>, <a href="BlockMgrBase.html#endUpdate()">endUpdate</a>, <a href="BlockMgrBase.html#getLabel()">getLabel</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="promote(org.apache.jena.tdb1.base.block.Block)"> |
| <h3>promote</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></span> <span class="element-name">promote</span><wbr><span class="parameters">(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#promote(org.apache.jena.tdb1.base.block.Block)">BlockMgr</a></code></span></div> |
| <div class="block">Promote to writeable : it's OK to promote an already writeable block</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getReadIterator(long)"> |
| <h3>getReadIterator</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></span> <span class="element-name">getReadIterator</span><wbr><span class="parameters">(long id)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#getReadIterator(long)">BlockMgr</a></code></span></div> |
| <div class="block">Fetch a block, use for read only in an iterator</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getRead(long)"> |
| <h3>getRead</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></span> <span class="element-name">getRead</span><wbr><span class="parameters">(long id)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#getRead(long)">BlockMgr</a></code></span></div> |
| <div class="block">Fetch a block, use for read only</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getWrite(long)"> |
| <h3>getWrite</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a></span> <span class="element-name">getWrite</span><wbr><span class="parameters">(long id)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#getWrite(long)">BlockMgr</a></code></span></div> |
| <div class="block">Fetch a block, use for write and read - only inside "update"</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="release(org.apache.jena.tdb1.base.block.Block)"> |
| <h3>release</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">release</span><wbr><span class="parameters">(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#release(org.apache.jena.tdb1.base.block.Block)">BlockMgr</a></code></span></div> |
| <div class="block">Release a block, unmodified.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="write(org.apache.jena.tdb1.base.block.Block)"> |
| <h3>write</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">write</span><wbr><span class="parameters">(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#write(org.apache.jena.tdb1.base.block.Block)">BlockMgr</a></code></span></div> |
| <div class="block">Write a block back - it still needs releasing.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="overwrite(org.apache.jena.tdb1.base.block.Block)"> |
| <h3>overwrite</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">overwrite</span><wbr><span class="parameters">(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#overwrite(org.apache.jena.tdb1.base.block.Block)">BlockMgr</a></code></span></div> |
| <div class="block">Replace the contents of a block slot with new contents. Block does not need releasing. |
| The write() operation may not do real work if the block is mapped - this operation |
| really does replace the contents with the new contents.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="free(org.apache.jena.tdb1.base.block.Block)"> |
| <h3>free</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">free</span><wbr><span class="parameters">(<a href="Block.html" title="class in org.apache.jena.tdb1.base.block">Block</a> block)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#free(org.apache.jena.tdb1.base.block.Block)">BlockMgr</a></code></span></div> |
| <div class="block">Announce a block is no longer in use (i.e it's now freed)</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="valid(int)"> |
| <h3>valid</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name">valid</span><wbr><span class="parameters">(int id)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#valid(int)">BlockMgr</a></code></span></div> |
| <div class="block">Is this a valid block id? (may be a free block)</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="sync()"> |
| <h3>sync</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">sync</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#sync()">BlockMgr</a></code></span></div> |
| <div class="block">Sync the block manager</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="syncForce()"> |
| <h3>syncForce</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">syncForce</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#syncForce()">BlockMgr</a></code></span></div> |
| <div class="block">Sync the block manager : system operation to ensure sync() is passed down</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isClosed()"> |
| <h3>isClosed</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name">isClosed</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#isClosed()">BlockMgr</a></code></span></div> |
| <div class="block">Is this block manager still usable? Closed block managers can not perform any operations except this one.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="close()"> |
| <h3>close</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">close</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#close()">BlockMgr</a></code></span></div> |
| <div class="block">Close the block manager</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isEmpty()"> |
| <h3>isEmpty</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name">isEmpty</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="BlockMgr.html#isEmpty()">BlockMgr</a></code></span></div> |
| <div class="block">Answer whether there are any blocks in the collection being managed</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="toString()"> |
| <h3>toString</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span> <span class="element-name">toString</span>()</div> |
| <dl class="notes"> |
| <dt>Overrides:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a></code> in class <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
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