3 files changed, 27 insertions, 1 deletions
diff --git a/src/main/java/design/persistence/CSVMasterDatabase.java b/src/main/java/design/persistence/CSVMasterDatabase.java
index fe89191..adbf759 100644
--- a/src/main/java/design/persistence/CSVMasterDatabase.java
+++ b/src/main/java/design/persistence/CSVMasterDatabase.java
@@ -16,6 +16,8 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
 
+import design.model.course_search.*;
+
 public class CSVMasterDatabase implements MasterDatabase {
 
     private final List<Course> cache;
@@ -57,6 +59,28 @@ public class CSVMasterDatabase implements MasterDatabase {
         return cache.get(id);
     }
 
+    @Override
+    public CourseList getCourseList() {
+        CourseList courses = new CourseList();
+        for (Course c : cache)
+        {
+            courses.add(c);
+        }
+
+        return courses;
+    }
+
+    public CourseList getCourses(String s) {
+        CourseList courses = new CourseList();
+        for (Course c : cache)
+        {
+            if(c.getName().toLowerCase().contains(s.toLowerCase()))
+            courses.add(c);
+        }
+
+        return courses;
+    }
+
     private static class CourseDeserializer extends JsonDeserializer<Course> {
         int curID = 0;
 
diff --git a/src/main/java/design/persistence/JSONPersonalDatabase.java b/src/main/java/design/persistence/JSONPersonalDatabase.java
index b034680..3975d14 100644
--- a/src/main/java/design/persistence/JSONPersonalDatabase.java
+++ b/src/main/java/design/persistence/JSONPersonalDatabase.java
@@ -76,7 +76,7 @@ public class JSONPersonalDatabase implements PersonalDatabase {
 
     @Override
     public void addGolfer(Golfer golfer) throws IOException {
-        cache.put(golfer.getUsername(), golfer);
+        cache.putIfAbsent(golfer.getUsername(), golfer);
         save();
     }
 
diff --git a/src/main/java/design/persistence/MasterDatabase.java b/src/main/java/design/persistence/MasterDatabase.java
index ddc0434..3436ee0 100644
--- a/src/main/java/design/persistence/MasterDatabase.java
+++ b/src/main/java/design/persistence/MasterDatabase.java
@@ -1,10 +1,12 @@
 package design.persistence;
 
 import design.model.Course;
+import design.model.course_search.CourseList;
 
 public interface MasterDatabase {
     MasterDatabase INSTANCE = new CSVMasterDatabase("data/golf_courses_1000.csv");
 
     Course[] getCourses();
+    CourseList getCourseList(); // unique from courses as this is a composite of ICourses.
     Course getCourse(int id);
 }