Another file not required.

This commit is contained in:
Olof Larsson 2013-04-10 10:55:03 +02:00
parent 24270e7929
commit bd69e854eb

View File

@ -1,172 +0,0 @@
package com.massivecraft.factions.zcore.util;
import java.io.File;
import java.lang.reflect.Type;
import java.util.logging.Level;
import com.massivecraft.factions.zcore.MPlugin;
import com.massivecraft.mcore.util.DiscUtil;
// TODO: Give better name and place to differenciate from the entity-orm-ish system in "com.massivecraft.core.persist".
public class Persist {
private MPlugin p;
public Persist(MPlugin p)
{
this.p = p;
}
// ------------------------------------------------------------ //
// GET NAME - What should we call this type of object?
// ------------------------------------------------------------ //
public static String getName(Class<?> clazz)
{
return clazz.getSimpleName().toLowerCase();
}
public static String getName(Object o)
{
return getName(o.getClass());
}
public static String getName(Type type)
{
return getName(type.getClass());
}
// ------------------------------------------------------------ //
// GET FILE - In which file would we like to store this object?
// ------------------------------------------------------------ //
public File getFile(String name)
{
return new File(p.getDataFolder(), name+".json");
}
public File getFile(Class<?> clazz)
{
return getFile(getName(clazz));
}
public File getFile(Object obj)
{
return getFile(getName(obj));
}
public File getFile(Type type)
{
return getFile(getName(type));
}
// NICE WRAPPERS
public <T> T loadOrSaveDefault(T def, Class<T> clazz)
{
return loadOrSaveDefault(def, clazz, getFile(clazz));
}
public <T> T loadOrSaveDefault(T def, Class<T> clazz, String name)
{
return loadOrSaveDefault(def, clazz, getFile(name));
}
public <T> T loadOrSaveDefault(T def, Class<T> clazz, File file)
{
if ( ! file.exists())
{
p.log("Creating default: "+file);
this.save(def, file);
return def;
}
T loaded = this.load(clazz, file);
if (loaded == null)
{
p.log(Level.WARNING, "Using default as I failed to load: "+file);
// backup bad file, so user can attempt to recover their changes from it
File backup = new File(file.getPath()+"_bad");
if (backup.exists()) backup.delete();
p.log(Level.WARNING, "Backing up copy of bad file to: "+backup);
file.renameTo(backup);
return def;
}
return loaded;
}
// SAVE
public boolean save(Object instance)
{
return save(instance, getFile(instance));
}
public boolean save(Object instance, String name)
{
return save(instance, getFile(name));
}
public boolean save(Object instance, File file)
{
return DiscUtil.writeCatch(file, p.gson.toJson(instance));
}
// LOAD BY CLASS
public <T> T load(Class<T> clazz)
{
return load(clazz, getFile(clazz));
}
public <T> T load(Class<T> clazz, String name)
{
return load(clazz, getFile(name));
}
public <T> T load(Class<T> clazz, File file)
{
String content = DiscUtil.readCatch(file);
if (content == null)
{
return null;
}
try
{
T instance = p.gson.fromJson(content, clazz);
return instance;
}
catch (Exception ex)
{ // output the error message rather than full stack trace; error parsing the file, most likely
p.log(Level.WARNING, ex.getMessage());
}
return null;
}
// LOAD BY TYPE
@SuppressWarnings("unchecked")
public <T> T load(Type typeOfT, String name)
{
return (T) load(typeOfT, getFile(name));
}
@SuppressWarnings("unchecked")
public <T> T load(Type typeOfT, File file)
{
String content = DiscUtil.readCatch(file);
if (content == null) {
return null;
}
return (T) p.gson.fromJson(content, typeOfT);
}
}