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<!DOCTYPE html PUBLIC "-//gnu.org///DTD XHTML 1.1 plus Target 1.0//EN" "../resources/xhtml11-target10.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head><title>PreservingFileWriter (antlr Javadoc)</title><script src="../resources/gjdoc.js" type="text/javascript"><!-- this comment required for konqueror 3.2.2 --></script><meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"/><meta name="generator" content="GNU Gjdoc Standard Doclet"/><meta name="keywords" content="antlr.PreservingFileWriter class"/><meta name="keywords" content="target_file"/><meta name="keywords" content="tmp_file"/><meta name="keywords" content="close()"/><link rel="stylesheet" type="text/css" href="../resources/gjdochtml-clean-layout.css" title="GNU Clean"/><link rel="stylesheet" type="text/css" href="../resources/gjdochtml-clean-color1.css" title="GNU Clean"/></head><body class="content class" onload="if(parent.contentPageLoaded)parent.contentPageLoaded(document.title)"><table class="navbar div top"><tr><td class="navbar div top"><div class="navbar div top"><span class="navbar item enabled"><a href="../overview-summary.html">Overview</a></span> <span class="navbar item enabled"><a href="package-summary.html">Package</a></span> <span class="navbar item active">Class</span> <span class="navbar item enabled"><a href="PreservingFileWriter-uses.html">Use</a></span> <span class="navbar item enabled"><a href="tree.html">Tree</a></span> <span class="navbar item enabled"><a href="../alphaindex-1.html">Index</a></span> <span class="navbar item enabled"><a href="../deprecated.html">Deprecated</a></span> <span class="navbar item enabled"><a href="../about.html">About</a></span></div></td></tr><tr><td class="navi"><a href="../antlr/ParseTreeToken.html">Prev Class</a> | <a href="../antlr/RecognitionException.html">Next Class</a></td><td class="navi"><a href="../index.html" title="Show in a frameset" target="_top">Frames</a> | <a href="PreservingFileWriter.html" title="Show without frames" target="_top">No Frames</a> </td></tr><tr><td class="navi">Summary: Nested | <a href="#summary-fields">Field</a> | <a href="#summary-methods">Method</a> | <a href="#summary-constructors">Constr</a></td><td class="navi">Detail: Nested | <a href="#detail-fields">Field</a> | <a href="#detail-methods">Method</a> | <a href="#detail-constructors">Constr</a></td></tr></table><div class="class title outer"><h3 class="class title-package">antlr</h3><h1 class="class title-class">Class PreservingFileWriter</h1></div><div class="class inheritance-tree"><ul class="inheritance 0"><li class="inheritance 0"><code>FileWriter</code></li><li><ul class="inheritance 1"><li class="inheritance 1"><code>antlr.PreservingFileWriter</code></li><li></li></ul></li></ul></div><hr/><div class="class synopsis outer"><div class="class synopsis declaration"><code>public class <b class="class synopsis name">PreservingFileWriter</b></code></div><div class="class synopsis superclass"><code>extends FileWriter</code></div></div><hr/><div class="class description">PreservingFileWriter only overwrites target if the new file is different.
Mainly added in order to prevent big and unnecessary recompiles in C++
projects.
I/O is buffered.
</div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><a name="summary-fields" id="summary-fields"/><dl class="table container"><dd><table class="class summary" border="1" width="100%"><tr class="table header"><td colspan="2"><h2 class="table header">Field Summary</h2></td></tr><tr><td class="left" valign="top"><code class="synopsis">protected File</code></td><td class="right"><dl class="list"><dt class="synopsis"><code><a href="#target_file">target_file</a></code></dt></dl></td></tr><tr><td class="left" valign="top"><code class="synopsis">protected File</code></td><td class="right"><dl class="list"><dt class="synopsis"><code><a href="#tmp_file">tmp_file</a></code></dt></dl></td></tr></table></dd></dl><a name="summary-constructors" id="summary-constructors"/><dl class="table container"><dd><table class="class summary" border="1" width="100%"><tr class="table header"><td colspan="2"><h2 class="table header">Constructor Summary</h2></td></tr><tr><td class="right"><dl class="list"><dt class="synopsis"><code><a href="#PreservingFileWriter(String)">PreservingFileWriter</a>(String file)</code></dt></dl></td></tr></table></dd></dl><a name="summary-methods" id="summary-methods"/><dl class="table container"><dd><table class="class summary" border="1" width="100%"><tr class="table header"><td colspan="2"><h2 class="table header">Method Summary</h2></td></tr><tr><td class="left" valign="top"><code class="synopsis"> void</code></td><td class="right"><dl class="list"><dt class="synopsis"><code><a href="#close()">close</a>()</code></dt><dd class="description">Close the file and see if the actual target is different
if so the target file is overwritten by the copy.</dd></dl></td></tr></table></dd></dl><a name="detail-fields" id="detail-fields"/><h2 class="section header">Field Details</h2><div class="section"><a name="target_file" id="target_file"/><div class="member detail outer"><h3 class="member detail name">target_file</h3><pre class="member detail synopsis">protected File target_file</pre><blockquote class="member detail name"><div class="member detail description"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div></blockquote></div><hr/><a name="tmp_file" id="tmp_file"/><div class="member detail outer"><h3 class="member detail name">tmp_file</h3><pre class="member detail synopsis">protected File tmp_file</pre><blockquote class="member detail name"><div class="member detail description"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div></blockquote></div></div><a name="detail-constructors" id="detail-constructors"/><h2 class="section header">Constructor Details</h2><div class="section"><a name="PreservingFileWriter(String)" id="PreservingFileWriter(String)"/><div class="member detail outer"><h3 class="member detail name">PreservingFileWriter</h3><pre class="member detail synopsis">public PreservingFileWriter(String file)
throws IOException</pre><blockquote class="member detail name"><div class="member detail description"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div><div class="taglet"></div></blockquote></div></div><a name="detail-methods" id="detail-methods"/><h2 class="section header">Method Details</h2><div class="section"><a name="close()" id="close()"/><div class="member detail outer"><h3 class="member detail name">close</h3><pre class="member detail synopsis">public void close()
throws IOException</pre><blockquote class="member detail name"><div class="member detail description">Close the file and see if the actual target is different
if so the target file is overwritten by the copy. If not we do nothing
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