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<!--NewPage--><html><head><!-- Generated by javadoc on Wed Oct 23 13:30:49 EST 1996 --><a name="_top_"></a><title> Class graph.ScanString</title></head><body><pre><a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-graph.html">This Package</a> <a href="graph.RTextLine.html#_top_">Previous</a> <a href="graph.ScanWord.html#_top_">Next</a> <a href="AllNames.html">Index</a></pre><hr><h1> Class graph.ScanString</h1><pre><a href="java.lang.Object.html#_top_">java.lang.Object</a> | +----graph.ScanString</pre><hr><dl> <dt> public class <b>ScanString</b> <dt> extends <a href="java.lang.Object.html#_top_">Object</a></dl>This class is similar to the ScanWord class, except it scans a stringfor keywords rather than an input stream.<dl> <dt> <b>Version:</b> <dd> 1.5, 1996/07/12 00:35:49 <dt> <b>Author:</b> <dd> Leigh Brookshaw</dl><hr><a name="index"></a><h2> <img src="images/variable-index.gif" width=207 height=38 alt="Variable Index"></h2><dl> <dt> <img src="images/blue-ball-small.gif" width=6 height=6 alt=" o "> <a href="#EOS"><b>EOS</b></a> <dd> flag the End of String <dt> <img src="images/blue-ball-small.gif" width=6 height=6 alt=" o "> <a href="#ERROR"><b>ERROR</b></a> <dd> Flag an error <dt> <img src="images/blue-ball-small.gif" width=6 height=6 alt=" o "> <a href="#NUMBER"><b>NUMBER</b></a> <dd> Flag a Number <dt> <img src="images/magenta-ball-small.gif" width=6 height=6 alt=" o "> <a href="#nval"><b>nval</b></a> <dd> <dt> <img src="images/magenta-ball-small.gif" width=6 height=6 alt=" o "> <a href="#sval"><b>sval</b></a> <dd> <dt> <img src="images/blue-ball-small.gif" width=6 height=6 alt=" o "> <a href="#UNKNOWN"><b>UNKNOWN</b></a> <dd> flag an unknown token</dl><h2> <img src="images/constructor-index.gif" width=275 height=38 alt="Constructor Index"></h2><dl> <dt> <img src="images/yellow-ball-small.gif" width=6 height=6 alt=" o "> <a href="#ScanString()"><b>ScanString</b></a>() <dd> Instantiate the Class <dt> <img src="images/yellow-ball-small.gif" width=6 height=6 alt=" o "> <a href="#ScanString(java.lang.String)"><b>ScanString</b></a>(String) <dd> Instantaite the Class</dl><h2> <img src="images/method-index.gif" width=207 height=38 alt="Method Index"></h2><dl> <dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o "> <a href="#addKeyWord(java.lang.String, int)"><b>addKeyWord</b></a>(String, int) <dd> Add a keyword/token pair to the table of keywords to scan for. <dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o "> <a href="#getKeyValue(java.lang.String)"><b>getKeyValue</b></a>(String) <dd> <dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o "> <a href="#nextWord()"><b>nextWord</b></a>() <dd> Process the string and return the next token found. <dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o "> <a href="#resetKeyWords()"><b>resetKeyWords</b></a>() <dd> Clear the table containing the keyword/token pairs <dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o "> <a href="#setString(java.lang.String)"><b>setString</b></a>(String) <dd> Set the string to be scanned</dl><a name="variables"></a><h2> <img src="images/variables.gif" width=153 height=38 alt="Variables"></h2><a name="UNKNOWN"><img src="images/blue-ball.gif" width=12 height=12 alt=" o "></a><b>UNKNOWN</b><pre> public final static int UNKNOWN</pre><dl> <dd> flag an unknown token</dl><a name="ERROR"><img src="images/blue-ball.gif" width=12 height=12 alt=" o "></a><b>ERROR</b><pre> public final static int ERROR</pre><dl> <dd> Flag an error</dl><a name="NUMBER"><img src="images/blue-ball.gif" width=12 height=12 alt=" o "></a><b>NUMBER</b><pre> public final static int NUMBER</pre><dl> <dd> Flag a Number</dl><a name="EOS"><img src="images/blue-ball.gif" width=12 height=12 alt=" o "></a><b>EOS</b><pre> public final static int EOS</pre><dl> <dd> flag the End of String</dl><a name="sval"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a><b>sval</b><pre> public <a href="java.lang.String.html#_top_">String</a> sval</pre><a name="nval"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a><b>nval</b><pre> public double nval</pre><a name="constructors"></a><h2> <img src="images/constructors.gif" width=231 height=38 alt="Constructors"></h2><a name="ScanString"></a><a name="ScanString()"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a><b>ScanString</b><pre> public ScanString()</pre><dl> <dd> Instantiate the Class</dl><a name="ScanString(java.lang.String)"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a><b>ScanString</b><pre> public ScanString(<a href="java.lang.String.html#_top_">String</a> s)</pre><dl> <dd> Instantaite the Class <dl> <dt> <b>Parameters:</b> <dd> s - String to scan for tokens </dl></dl><a name="methods"></a><h2> <img src="images/methods.gif" width=151 height=38 alt="Methods"></h2><a name="setString(java.lang.String)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a><a name="setString"><b>setString</b></a><pre> public void setString(<a href="java.lang.String.html#_top_">String</a> s)</pre><dl> <dd> Set the string to be scanned <dl> <dt> <b>Parameters:</b> <dd> s - String </dl></dl><a name="addKeyWord(java.lang.String, int)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a><a name="addKeyWord"><b>addKeyWord</b></a><pre> public void addKeyWord(<a href="java.lang.String.html#_top_">String</a> s, int i)</pre><dl> <dd> Add a keyword/token pair to the table of keywords to scan for. <dl> <dt> <b>Parameters:</b> <dd> s - keyword string to scan for <dd> i - token to return when the keyword is found </dl></dl><a name="getKeyValue(java.lang.String)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a><a name="getKeyValue"><b>getKeyValue</b></a><pre> public int getKeyValue(<a href="java.lang.String.html#_top_">String</a> s)</pre><dl> <dl> <dt> <b>Parameters:</b> <dd> s - keyword string <dt> <b>Returns:</b> <dd> the token corresponding to the keyword </dl></dl><a name="resetKeyWords()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a><a name="resetKeyWords"><b>resetKeyWords</b></a><pre> public void resetKeyWords()</pre><dl> <dd> Clear the table containing the keyword/token pairs</dl><a name="nextWord()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a><a name="nextWord"><b>nextWord</b></a><pre> public int nextWord()</pre><dl> <dd> Process the string and return the next token found. <dl> <dt> <b>Returns:</b> <dd> token found </dl></dl><hr><pre><a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-graph.html">This Package</a> <a href="graph.RTextLine.html#_top_">Previous</a> <a href="graph.ScanWord.html#_top_">Next</a> <a href="AllNames.html">Index</a></pre></body></html>⌨️ 快捷键说明
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