You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
101 lines
2.2 KiB
101 lines
2.2 KiB
package net.jrtechs.www.utils;
|
|
|
|
import org.json.JSONObject;
|
|
|
|
import java.io.BufferedReader;
|
|
import java.io.FileInputStream;
|
|
import java.io.InputStreamReader;
|
|
|
|
|
|
/**
|
|
* {@link ConfigLoader} Is responsible for abstracting the process
|
|
* of loading a configuration file to make it easier to use for
|
|
* multiple purposes.
|
|
* All configuration files will be stored in JSON format which
|
|
* makes reading and distributing them easier.
|
|
*
|
|
* @author Jeffery Russell 5-22-18
|
|
*/
|
|
public class ConfigLoader
|
|
{
|
|
/** Json object which stores configuration contents **/
|
|
private JSONObject config;
|
|
|
|
|
|
/**
|
|
* Constructor which reads in a conf file and sets the
|
|
* json element of the class.
|
|
*
|
|
* @param fileName
|
|
*/
|
|
public ConfigLoader(String fileName)
|
|
{
|
|
fileName = "conf/" + fileName;
|
|
|
|
String file = this.loadFile(fileName);
|
|
this.config = new JSONObject(file);
|
|
}
|
|
|
|
|
|
/**
|
|
* Loads JSON from a particular file
|
|
*
|
|
* @param file -- file name to open
|
|
* @return - String of file contents
|
|
*/
|
|
private String loadFile(String file)
|
|
{
|
|
String jsonString = "";
|
|
|
|
try
|
|
{
|
|
BufferedReader br = new BufferedReader(
|
|
new InputStreamReader(new FileInputStream(file)));
|
|
String line;
|
|
while((line = br.readLine()) != null)
|
|
{
|
|
if(line.length() > 0 && line.charAt(0) != '#')
|
|
{
|
|
jsonString += line;
|
|
}
|
|
}
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
e.printStackTrace();
|
|
}
|
|
return jsonString;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns a single property from a {@link ConfigLoader}
|
|
* based on its key.
|
|
*
|
|
* @param key
|
|
* @return
|
|
*/
|
|
public String getValue(String key)
|
|
{
|
|
if(this.config.has(key))
|
|
return this.config.getString(key);
|
|
else
|
|
return null;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns the integer value associated with a key in
|
|
* the configuration file.
|
|
*
|
|
* @param key
|
|
* @return
|
|
*/
|
|
public int getInt(String key)
|
|
{
|
|
if(this.config.has(key))
|
|
return this.config.getInt(key);
|
|
else
|
|
return 0;
|
|
}
|
|
}
|