| <html xmlns:MSHelp="http://msdn.microsoft.com/mshelp" xmlns:mshelp="http://msdn.microsoft.com/mshelp" xmlns:ddue="http://ddue.schemas.microsoft.com/authoring/2003/5" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:msxsl="urn:schemas-microsoft-com:xslt"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=UTF-8" /><META NAME="save" CONTENT="history" /><title>RAMDirectory Methods</title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="RAMDirectory class, methods" /><meta name="Microsoft.Help.Id" content="Methods.T:Lucene.Net.Store.RAMDirectory" /><meta name="Microsoft.Help.ContentType" content="Reference" /><link rel="stylesheet" type="text/css" href="../styles/Presentation.css" /><link rel="stylesheet" type="text/css" href="ms-help://Hx/HxRuntime/HxLink.css" /><script type="text/javascript" src="../scripts/EventUtilities.js"> </script><script type="text/javascript" src="../scripts/SplitScreen.js"> </script><script type="text/javascript" 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</nobr></label><label id="memberOptionsMenuProtectedLabel" for="memberOptionsDropdownImage" style="display: none;"><nobr>Members: Filtered </nobr></label><label id="memberOptionsMenuInheritedLabel" for="memberOptionsDropdownImage" style="display: none;"><nobr>Members: Filtered </nobr></label></span></td></tr></table><div id="devlangsMenu"><input id="CSharpCheckbox" type="checkbox" data="CSharp,cs,'persist'" value="on" onClick="SetLanguage(this)" /><label class="checkboxLabel" for="CSharpCheckbox">C#</label><br /><input id="VisualBasicCheckbox" type="checkbox" data="VisualBasic,vb,'persist'" value="on" onClick="SetLanguage(this)" /><label class="checkboxLabel" for="VisualBasicCheckbox">Visual Basic</label><br /><input id="ManagedCPlusPlusCheckbox" type="checkbox" data="ManagedCPlusPlus,cpp,'persist'" value="on" onClick="SetLanguage(this)" /><label class="checkboxLabel" for="ManagedCPlusPlusCheckbox">Visual C++</label><br /></div><div id="memberOptionsMenu"><input id="ProtectedCheckbox" type="checkbox" data="Protected" value="on" onClick="SetMemberOptions(this, 'vis')" /><label class="checkboxLabel" for="ProtectedCheckbox">Include Protected Members</label><br /><input id="InheritedCheckbox" type="checkbox" data="Inherited" value="on" onClick="SetMemberOptions(this, 'decl')" /><label class="checkboxLabel" for="InheritedCheckbox">Include Inherited Members</label><br /></div><table id="bottomTable" cellpadding="0" cellspacing="0"><tr id="headerTableRow1"><td align="left"><span id="runningHeaderText">Lucene.Net Class Libraries</span></td></tr><tr id="headerTableRow2"><td align="left"><span id="nsrTitle">RAMDirectory Methods</span></td></tr><tr id="headerTableRow3"><td align="left"><a href="d7d8ebbd-b71e-1d6d-1138-6c2258eb2f43.htm">RAMDirectory Class</a> <a href="#seeAlsoToggle" onclick="OpenSection(seeAlsoToggle)">See Also</a> <span id="headfeedbackarea" class="feedbackhead"><a href="javascript:SubmitFeedback('','Lucene.Net Class 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DarkGray"></span><p>The <a href="d7d8ebbd-b71e-1d6d-1138-6c2258eb2f43.htm">RAMDirectory</a> type exposes the following members.</p><h1 class="heading"><span onclick="ExpandCollapse(methodTableToggle)" style="cursor:default;" onkeypress="ExpandCollapse_CheckKey(methodTableToggle, event)" tabindex="0"><img id="methodTableToggle" class="toggle" name="toggleSwitch" src="../icons/collapse_all.gif" />Methods</span></h1><div id="methodTableSection" class="section" name="collapseableSection" style=""><table id="memberList" class="members" frame="lhs" cellpadding="2"><col width="10%" /><tr><th class="iconColumn"> | |
| </th><th class="nameColumn">Name</th><th class="descriptionColumn">Description</th></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="631237a3-323f-d150-70db-a8ab17eb2326.htm">ClearLock</a></td><td><div class="summary"> Attempt to clear (forcefully unlock and remove) the | |
| specified lock. Only call this at a time when you are | |
| certain this lock is no longer in use. | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="d96c398a-c2a1-c790-3bdd-454aa3432efd.htm">Close</a></td><td><div class="summary">Closes the store to future operations, releasing associated memory. </div> (Overrides <a href="294dd085-c52c-d6ff-f4d8-f084127315b0.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>Close<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span><span class="fs">()</span></span></a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="edaf3d42-eb43-6081-e5ba-d9359198282e.htm">CreateOutput</a></td><td><div class="summary">Creates a new, empty file in the directory with the given name. Returns a stream writing this file. </div> (Overrides <a href="b5477ca5-a8ed-4665-0bf0-50249d491c8a.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>CreateOutput(String)</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="b990c217-288b-9a31-e602-1b2a1bce38b5.htm">DeleteFile</a></td><td><div class="summary">Removes an existing file in the directory.</div> (Overrides <a href="5b568a94-4f94-be73-77fc-b4c95d9e765d.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>DeleteFile(String)</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="895c5334-d6dd-520b-bf60-c21d77659c61.htm">Dispose</a></td><td><div class="summary"> | |
| .NET | |
| </div> (Overrides <a href="7ccd72c2-1ea2-90b1-acbf-54021b04c7ad.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>Dispose<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span><span class="fs">()</span></span></a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="d1459375-f856-a090-c2f9-8af2614198d9.htm">EnsureOpen</a></td><td> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/bsc2ak47" target="_blank">Equals</a></td><td><div class="summary">Determines whether the specified <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> is equal to the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="499afb75-cda1-6b87-a953-aade5c0e175d.htm">FileExists</a></td><td><div class="summary">Returns true iff the named file exists in this directory. </div> (Overrides <a href="ea3c1509-3700-eeab-7174-df9ddedfad97.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>FileExists(String)</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="c86ca86c-b19f-dcb2-c11d-72ced44c4427.htm">FileLength</a></td><td><div class="summary">Returns the length in bytes of a file in the directory.</div> (Overrides <a href="0667dbcb-5cb5-4300-b22c-0a22f26e9d66.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>FileLength(String)</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="5a129394-4f9e-7783-4002-f6f37803a8a2.htm">FileModified</a></td><td><div class="summary">Returns the time the named file was last modified.</div> (Overrides <a href="6023e31b-4d2d-ddfd-a7cd-105003334aa1.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>FileModified(String)</a>.)</td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/4k87zsw7" target="_blank">Finalize</a></td><td><div class="summary">Allows an <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> to attempt to free resources and perform other cleanup operations before the <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> is reclaimed by garbage collection.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/zdee4b3y" target="_blank">GetHashCode</a></td><td><div class="summary">Serves as a hash function for a particular type. </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="51429a20-de96-f183-0645-357ff32bf7e6.htm">GetLockFactory</a></td><td><div class="summary"> Get the LockFactory that this Directory instance is | |
| using for its locking implementation. Note that this | |
| may be null for Directory implementations that provide | |
| their own locking implementation. | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="be3b6c0a-8c5f-87b9-4c93-3083cf9e3f57.htm">GetLockID</a></td><td><div class="summary"> Return a string identifier that uniquely differentiates | |
| this Directory instance from other Directory instances. | |
| This ID should be the same if two Directory instances | |
| (even in different JVMs and/or on different machines) | |
| are considered "the same index". This is how locking | |
| "scopes" to the right index. | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/dfwy45w9" target="_blank">GetType</a></td><td><div class="summary">Gets the <a href="http://msdn2.microsoft.com/en-us/library/42892f65" target="_blank">Type</a> of the current instance.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="2472c487-0901-7c9e-08a5-3bdfc80b4dc1.htm">List</a></td><td> <font color="red"><b>Obsolete. </b></font> (Overrides <a href="0a8bb6e4-be43-60dc-5d63-b3fb8aee0df6.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>List<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span><span class="fs">()</span></span></a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="9ad9d613-b4de-4d95-9547-f14b49c78de4.htm">ListAll</a></td><td> (Overrides <a href="7962284d-07d9-cfe9-e063-0d1f99e497eb.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>ListAll<span class="languageSpecificText"><span class="cs">()</span><span class="cpp">()</span><span class="nu">()</span><span class="fs">()</span></span></a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="8242fe34-ff5d-9460-cccd-c86e2cfe730c.htm">MakeLock</a></td><td><div class="summary">Construct a {@link Lock}.</div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/57ctke0a" target="_blank">MemberwiseClone</a></td><td><div class="summary">Creates a shallow copy of the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.</div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="010bea8f-7176-29d8-706c-60eff05492c5.htm">OpenInput(String)</a></td><td><div class="summary">Returns a stream reading an existing file. </div> (Overrides <a href="c16c3a53-334f-14ac-6a8d-eeedaceedfe7.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>OpenInput(String)</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="3aeacbcb-5bac-9f0e-7604-df80800ce5f3.htm">OpenInput(String, Int32)</a></td><td><div class="summary">Returns a stream reading an existing file, with the | |
| specified read buffer size. The particular Directory | |
| implementation may ignore the buffer size. Currently | |
| the only Directory implementations that respect this | |
| parameter are {@link FSDirectory} and {@link | |
| Lucene.Net.Index.CompoundFileReader}. | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="a695b80e-6f12-3378-8b48-f9e9affc65b3.htm">RenameFile</a></td><td> <font color="red"><b>Obsolete. </b></font><div class="summary">Renames an existing file in the directory.</div> (Overrides <a href="0a3b7e13-e1b0-72cc-be62-89113678cd75.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>RenameFile(String, String)</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="20bcb4f9-21e6-89e3-abe1-da238b532ea0.htm">SetLockFactory</a></td><td><div class="summary"> Set the LockFactory that this Directory instance should | |
| use for its locking implementation. Each * instance of | |
| LockFactory should only be used for one directory (ie, | |
| do not share a single instance across multiple | |
| Directories). | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="566b2adb-53e2-d55a-1f42-fd83c31c9eb3.htm">SizeInBytes</a></td><td><div class="summary">Return total size in bytes of all files in this | |
| directory. This is currently quantized to | |
| RAMOutputStream.BUFFER_SIZE. | |
| </div></td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="dbcc6159-4c44-c620-50a7-b2a835d5eaa2.htm">Sync</a></td><td><div class="summary">Ensure that any writes to this file are moved to | |
| stable storage. Lucene uses this to properly commit | |
| changes to the index, to prevent a machine/OS crash | |
| from corrupting the index. | |
| </div> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="2529b473-4d46-7d9a-d2d2-fa2978485994.htm">ToString</a></td><td> (Inherited from <a href="efbb8875-61b0-2961-de21-ee404a5f33c9.htm">Directory</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="9fde221b-ea4e-5204-3eca-e92fbcd01772.htm">TouchFile</a></td><td><div class="summary">Set the modified time of an existing file to now.</div> (Overrides <a href="f0c3a1d2-4bde-df44-1f57-e4a96373e79e.htm">Directory<span class="languageSpecificText"><span class="cs">.</span><span class="vb">.</span><span class="cpp">::</span><span class="nu">.</span><span class="fs">.</span></span>TouchFile(String)</a>.)</td></tr></table></div><h1 class="heading"><span onclick="ExpandCollapse(seeAlsoToggle)" style="cursor:default;" onkeypress="ExpandCollapse_CheckKey(seeAlsoToggle, event)" tabindex="0"><img id="seeAlsoToggle" class="toggle" name="toggleSwitch" src="../icons/collapse_all.gif" />See Also</span></h1><div id="seeAlsoSection" class="section" name="collapseableSection" style=""><div class="seeAlsoStyle"><a href="d7d8ebbd-b71e-1d6d-1138-6c2258eb2f43.htm">RAMDirectory Class</a></div><div class="seeAlsoStyle"><a href="f713eb7b-08fd-fd60-6717-5420735e3a2d.htm">Lucene.Net.Store Namespace</a></div></div></div><div id="footer"><div class="footerLine"><img width="100%" height="3px" src="../icons/footer.gif" alt="Footer image" title="Footer image" /></div><A NAME="feedback"></A><span id="fb" class="feedbackcss"></span></div></div></body></html> |