src/main/java/net/jaekl/squelch/stmt/PSet.java

   1 package net.jaekl.squelch.stmt;
   2
   3 import java.io.IOException;
   4 import java.io.PrintWriter;
   5 import java.sql.Connection;
   6 import java.sql.SQLException;
   7 import java.util.Locale;
   8
   9 import net.jaekl.squelch.db.DbDriver;
  10 import net.jaekl.squelch.db.Setting;
  11
  12 public class PSet extends Stmt {
  13         @Override
  14         public boolean handles(String line) {
  15                 if (null == line) {
  16                         return false;
  17                 }
  18
  19                 return line.toLowerCase(Locale.CANADA).startsWith("\\pset ");
  20         }
  21
  22         @Override
  23         public int exec(DbDriver driver, Connection conn, PrintWriter pw, String line)
  24                         throws IOException, SQLException
  25         {
  26                 String trimmed = line.substring(5).trim();
  27
  28                 int equPos = trimmed.indexOf('=');
  29
  30                 if (equPos > 0) {
  31                         return setValue(driver, pw, trimmed, equPos);
  32                 }
  33                 else {
  34                         return displayValue(driver, pw, trimmed);
  35                 }
  36         }
  37
  38         private int displayValue(DbDriver driver, PrintWriter pw, String trimmed)
  39         {
  40                 Setting[] settings = driver.getSettings();
  41
  42                 for (Setting setting : settings) {
  43                         String lcName = trimmed.toLowerCase(Locale.CANADA);
  44
  45                         if ("".equals(lcName) || setting.getName().equals(lcName)) {
  46                                 // TODO:  StringTable
  47                                 pw.println(setting.getName() + ":  " + (setting.getBoolean()));
  48                         }
  49                 }
  50
  51                 return 0;
  52         }
  53
  54         private int setValue(DbDriver driver, PrintWriter pw, String trimmed, int equPos)
  55         {
  56                 String name = trimmed.substring(0, equPos).trim();
  57                 String value = trimmed.substring(equPos + 1).trim();
  58
  59                 driver.set(name, value);
  60
  61                 return 1;
  62         }
  63 }