146 lines
3.6 KiB
Java
146 lines
3.6 KiB
Java
package org.thdl.lex;
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import java.util.HashMap;
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import java.util.StringTokenizer;
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/**
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* Description of the Class
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*
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* @author travis
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* @created October 5, 2003
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*/
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public class ThdlUtilities {
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/**
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* Gets the resultSetSize attribute of the ThdlUtilities class
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*
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* @param rs
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* Description of the Parameter
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* @return The resultSetSize value
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* @exception java.sql.SQLException
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* Description of the Exception
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*/
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public static int getResultSetSize(java.sql.ResultSet rs)
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throws java.sql.SQLException {
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rs.last();
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int i = rs.getRow();
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rs.beforeFirst();
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return i;
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}
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/*
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* public static String formatTimestamp( Timestamp time ) { /
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* SimpleDateFormat formatter = new SimpleDateFormat("yyyy.MM.dd 'at'
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* hh:mm:ss a zzz"); / Date coDate = new Date( getCreatedOn().getTime() ); /
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* String dateString = formatter.format( coDate ); }
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*/
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/**
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* Description of the Method
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*
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* @param fromString
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* Description of the Parameter
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* @return Description of the Return Value
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*/
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public static String escape(String fromString) {
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HashMap map = new HashMap();
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map.put("'", "\\'");
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/*
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* map.put("%", "\\%"); map.put("_", "\\_"); map.put("\"", "\\\"");
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*/
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StringBuffer targetString = new StringBuffer("");
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if (null != fromString) {
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StringTokenizer tokens = new StringTokenizer(fromString, "'%_\"",
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true);
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while (tokens.hasMoreTokens()) {
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String temp = tokens.nextToken();
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if (map.containsKey(temp)) {
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temp = (String) map.get(temp);
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}
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targetString.append(temp);
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}
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}
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return targetString.toString();
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}
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/**
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* Description of the Method
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*
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* @param source
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* Description of the Parameter
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* @return Description of the Return Value
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*/
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public static int[] convertToIntArray(String[] source) {
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if (null == source) {
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return null;
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}
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int[] target = new int[source.length];
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for (int i = 0; i < target.length; i++) {
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target[i] = Integer.parseInt(source[i]);
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}
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return target;
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}
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/**
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* Description of the Method
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*
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* @param source
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* Description of the Parameter
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* @return Description of the Return Value
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*/
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public static int[] convertTokensToIntArray(String source) {
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if (null == source) {
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return null;
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}
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StringTokenizer sourceTokens = new StringTokenizer(source, ":");
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int[] target = new int[sourceTokens.countTokens()];
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for (int i = 0; sourceTokens.hasMoreTokens(); i++) {
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target[i] = Integer.parseInt(sourceTokens.nextToken());
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}
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return target;
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}
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/**
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* Description of the Method
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*
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* @param source
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* Description of the Parameter
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* @return Description of the Return Value
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*/
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public static String convertIntArrayToTokens(int[] source) {
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if (null == source) {
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return null;
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}
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StringBuffer target = new StringBuffer("");
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for (int i = 0; i < source.length; i++) {
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target.append(Integer.toString(source[i]));
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if (i < (source.length - 1)) {
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target.append(":");
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}
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}
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return target.toString();
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}
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/**
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* The main program for the ThdlUtilities class
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*
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* @param args
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* The command line arguments
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*/
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public static void main(String[] args) {
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String s = "It's stupid to use a % or a _ in a SQL Statement";
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System.out.println(ThdlUtilities.escape(s));
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int[] ia = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
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System.out.println(ThdlUtilities.convertIntArrayToTokens(ia));
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String str = "9:8:7:6:5";
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int[] ia2 = ThdlUtilities.convertTokensToIntArray(str);
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String newStr = "";
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for (int i = 0; i < 5; i++) {
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newStr = newStr + ia2[i] + " ";
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}
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System.out.println(newStr);
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}
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}
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