refactor converter a bit for upcoming convert gui

1 files changed, 45 insertions, 0 deletions

diff --git a/src/cuchaz/enigma/convert/MatchesReader.java b/src/cuchaz/enigma/convert/MatchesReader.java
new file mode 100644
index 0000000..808f8d0
--- /dev/null
+++ b/src/cuchaz/enigma/convert/MatchesReader.java
@@ -0,0 +1,45 @@
+package cuchaz.enigma.convert;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.List;
+
+import com.beust.jcommander.internal.Lists;
+
+import cuchaz.enigma.mapping.ClassEntry;
+
+
+public class MatchesReader {
+        
+        public static Matches read(File file)
+        throws IOException {
+                try (BufferedReader in = new BufferedReader(new FileReader(file))) {
+                        Matches matches = new Matches();
+                        String line = null;
+                        while ((line = in.readLine()) != null) {
+                                matches.add(readMatch(line));
+                        }
+                        return matches;
+                }
+        }
+
+        private static ClassMatch readMatch(String line)
+        throws IOException {
+                String[] sides = line.split(":", 2);
+                return new ClassMatch(readClasses(sides[0]), readClasses(sides[1]));
+        }
+
+        private static Collection<ClassEntry> readClasses(String in) {
+                List<ClassEntry> entries = Lists.newArrayList();
+                for (String className : in.split(",")) {
+                        className = className.trim();
+                        if (className.length() > 0) {
+                                entries.add(new ClassEntry(className));
+                        }
+                }
+                return entries;
+        }
+}