java程序:mysql特殊字符处理

package test; import java.util.HashMap; import java.util.Map; public class MYSQLEncoder { private static Map referencesMap = new HashMap(); static{ referencesMap.put("'","//'"); referencesMap.put("/"","///""); referencesMap.put("//","////"); referencesMap.put(" ","// "); referencesMap.put("/0","///0"); referencesMap.put("/b","///b"); referencesMap.put(" ","// "); referencesMap.put("/t","///t"); referencesMap.put("/f","///f"); } //escape sql tag with the source code. public static String encode(String source) { if (source == null) return ""; StringBuffer sbuffer = new StringBuffer(source.length()); for (int i = 0; i < source.length(); i++) { String c = source.substring(i,i+1); //System.out.println("c=" + c); //System.out.println(referencesMap.get(c)); if (referencesMap.get(c) != null) { sbuffer.append(referencesMap.get(c)); } else { sbuffer.append(c); } } return sbuffer.toString(); } public static void main(String[] args){ String tt = encode("They'are /"ok/". //a"); System.out.print(tt); } }