    001    package net.minecraft.src;
    002
    003    import java.io.File;
    004    import java.io.FileInputStream;
    005    import java.io.FileOutputStream;
    006    import java.io.IOException;
    007    import java.util.Properties;
    008    import java.util.logging.Level;
    009    import java.util.logging.Logger;
    010
    011    public class PropertyManager
    012    {
    013        /** Reference to the logger. */
    014        public static Logger logger = Logger.getLogger("Minecraft");
    015        private Properties properties = new Properties();
    016        private File associatedFile;
    017
    018        public PropertyManager(File par1File)
    019        {
    020            this.associatedFile = par1File;
    021
    022            if (par1File.exists())
    023            {
    024                FileInputStream var2 = null;
    025
    026                try
    027                {
    028                    var2 = new FileInputStream(par1File);
    029                    this.properties.load(var2);
    030                }
    031                catch (Exception var12)
    032                {
    033                    logger.log(Level.WARNING, "Failed to load " + par1File, var12);
    034                    this.logMessageAndSave();
    035                }
    036                finally
    037                {
    038                    if (var2 != null)
    039                    {
    040                        try
    041                        {
    042                            var2.close();
    043                        }
    044                        catch (IOException var11)
    045                        {
    046                            ;
    047                        }
    048                    }
    049                }
    050            }
    051            else
    052            {
    053                logger.log(Level.WARNING, par1File + " does not exist");
    054                this.logMessageAndSave();
    055            }
    056        }
    057
    058        /**
    059         * logs an info message then calls saveSettingsToFile Yes this appears to be a potential stack overflow - these 2
    060         * functions call each other repeatdly if an exception occurs.
    061         */
    062        public void logMessageAndSave()
    063        {
    064            logger.log(Level.INFO, "Generating new properties file");
    065            this.saveProperties();
    066        }
    067
    068        /**
    069         * Writes the properties to the properties file.
    070         */
    071        public void saveProperties()
    072        {
    073            FileOutputStream var1 = null;
    074
    075            try
    076            {
    077                var1 = new FileOutputStream(this.associatedFile);
    078                this.properties.store(var1, "Minecraft server properties");
    079            }
    080            catch (Exception var11)
    081            {
    082                logger.log(Level.WARNING, "Failed to save " + this.associatedFile, var11);
    083                this.logMessageAndSave();
    084            }
    085            finally
    086            {
    087                if (var1 != null)
    088                {
    089                    try
    090                    {
    091                        var1.close();
    092                    }
    093                    catch (IOException var10)
    094                    {
    095                        ;
    096                    }
    097                }
    098            }
    099        }
    100
    101        /**
    102         * Returns this PropertyManager's file object used for property saving.
    103         */
    104        public File getPropertiesFile()
    105        {
    106            return this.associatedFile;
    107        }
    108
    109        /**
    110         * Gets a property. If it does not exist, set it to the specified value.
    111         */
    112        public String getProperty(String par1Str, String par2Str)
    113        {
    114            if (!this.properties.containsKey(par1Str))
    115            {
    116                this.properties.setProperty(par1Str, par2Str);
    117                this.saveProperties();
    118            }
    119
    120            return this.properties.getProperty(par1Str, par2Str);
    121        }
    122
    123        /**
    124         * Gets an integer property. If it does not exist, set it to the specified value.
    125         */
    126        public int getIntProperty(String par1Str, int par2)
    127        {
    128            try
    129            {
    130                return Integer.parseInt(this.getProperty(par1Str, "" + par2));
    131            }
    132            catch (Exception var4)
    133            {
    134                this.properties.setProperty(par1Str, "" + par2);
    135                return par2;
    136            }
    137        }
    138
    139        /**
    140         * Gets a boolean property. If it does not exist, set it to the specified value.
    141         */
    142        public boolean getBooleanProperty(String par1Str, boolean par2)
    143        {
    144            try
    145            {
    146                return Boolean.parseBoolean(this.getProperty(par1Str, "" + par2));
    147            }
    148            catch (Exception var4)
    149            {
    150                this.properties.setProperty(par1Str, "" + par2);
    151                return par2;
    152            }
    153        }
    154
    155        /**
    156         * Saves an Object with the given property name.
    157         */
    158        public void setProperty(String par1Str, Object par2Obj)
    159        {
    160            this.properties.setProperty(par1Str, "" + par2Obj);
    161        }
    162    }