Use resources for data (for now)

At some point, it would be nice for this to be more configurable

1 files changed, 42 insertions, 0 deletions

diff --git a/src/main/java/com/benburwell/planes/data/CSVObjectStore.java b/src/main/java/com/benburwell/planes/data/CSVObjectStore.java
new file mode 100644
index 0000000..a92e0a2
--- /dev/null
+++ b/src/main/java/com/benburwell/planes/data/CSVObjectStore.java
@@ -0,0 +1,42 @@
+package com.benburwell.planes.data;
+
+import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVParser;
+import org.apache.commons.csv.CSVRecord;
+
+import java.io.*;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Created by ben on 11/19/16.
+ */
+public class CSVObjectStore<T extends AbstractCSVReader> {
+    private List<T> objects = new ArrayList<>();
+
+    public void readFromFile(String fileName, Class<T> klass) throws IOException, IllegalAccessException, InstantiationException {
+        File csvData = new File(fileName);
+        CSVParser parser = CSVParser.parse(csvData, Charset.defaultCharset(), CSVFormat.RFC4180.withFirstRecordAsHeader());
+        for (CSVRecord record : parser) {
+            T obj = klass.newInstance();
+            obj.readRecord(record);
+            this.objects.add(obj);
+        }
+    }
+
+    public void readFromResource(String resourceName, Class<T> klass) throws IOException, IllegalAccessException, InstantiationException {
+        InputStream stream = this.getClass().getResourceAsStream(resourceName);
+        Reader csvData = new BufferedReader(new InputStreamReader(stream));
+        CSVParser parser = new CSVParser(csvData, CSVFormat.RFC4180.withFirstRecordAsHeader());
+        for (CSVRecord record : parser) {
+            T obj = klass.newInstance();
+            obj.readRecord(record);
+            this.objects.add(obj);
+        }
+    }
+
+    public List<T> getObjects() {
+        return this.objects;
+    }
+}