package net.mograsim.logic.ui.util;
import java.io.BufferedReader;
-import java.io.FileReader;
+import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
{
private static Gson parser = new GsonBuilder().setPrettyPrinting().create();
- @SuppressWarnings("resource")
public static <T> T readJson(String path, Class<T> type) throws IOException
{
- FileReader reader = new FileReader(path);
- BufferedReader bf = new BufferedReader(reader);
- bf.readLine(); // Skip version
- String json = bf.lines().dropWhile(s -> s.length() == 0 || s.charAt(0) != '{').reduce("", (x, y) -> x.concat(y));
- T params = parser.fromJson(json, type);
- reader.close();
- return params;
+ try (FileInputStream jsonStream = new FileInputStream(path))
+ {
+ return readJson(jsonStream, type);
+ }
+ }
+
+ /**
+ * @param input The Stream is closed after being read
+ */
+ public static <T> T readJson(InputStream input, Class<T> type) throws IOException
+ {
+ try (InputStreamReader reader = new InputStreamReader(input); BufferedReader bf = new BufferedReader(reader))
+ {
+ String json = bf.lines().dropWhile(s -> s.length() == 0 || s.charAt(0) != '{').reduce("", (x, y) -> x.concat(y));
+ T params = parser.fromJson(json, type);
+ return params;
+ }
}
public static void writeJson(Object o, String path) throws IOException
{
- @SuppressWarnings("resource")
- FileWriter writer = new FileWriter(path);
- writer.write(String.format("mograsim version: %s\n", Version.current.toString()));
- writer.write(parser.toJson(o));
- writer.close(); // TODO: Insure that writer is closed
+ try (FileWriter writer = new FileWriter(path))
+ {
+ writer.write(String.format("mograsim version: %s\n", Version.jsonCompVersion.toString()));
+ writer.write(parser.toJson(o));
+ }
}
}