Basic CSV parsing.

1 files changed, 37 insertions, 1 deletions

diff --git a/src/CSVReader.java b/src/CSVReader.java
index 42b6899..e4af4df 100644
--- a/src/CSVReader.java
+++ b/src/CSVReader.java
@@ -1,4 +1,7 @@
 import java.io.*;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Arrays;
 
 /*
  * @author
@@ -15,9 +18,42 @@ import java.io.*;
 
 public class CSVReader extends Reader {
 	String[] header; // A CSV file has-a header. One line, multiple fields.
-	String[][] body; // A CSV file has-a body. Multiple lines, multiple fields.
+	/* Array of Hash map from header to value for each
+	line past the header. */
+	ArrayList<HashMap<String,String>> body; // A CSV file has-a body. Multiple lines, multiple fields.
 
 	public CSVReader(File file) {
 		super(file); // Call parent constructor
+		body = new ArrayList<HashMap<String,String>>();
+		parse();
+	}
+
+	public void parse() {
+		String[] lines = this.getContents().split("\n");
+		this.header = lines[0].split(",");
+		System.out.printf("%d\n", header.length);
+
+		/* Iterate over all lines of the body. */
+		for (int i = 1; i < lines.length; i++) {
+			String[] fields = lines[i].split(",");
+			HashMap<String,String> map = new HashMap<String,String>();
+			/* For each of the columns, add the associated
+			value in this row. */
+			for (int j = 0; j < header.length; j++) {
+				map.put(header[j], fields[j]);
+			}
+			body.add(map);
+		}
+
+		for (String head : this.header) {
+			System.out.printf("%s\t", head);
+		}
+		System.out.println();
+		for (HashMap<String,String> map : body) {
+			for (int i = 0; i < header.length; i++) {
+				System.out.printf("%s\t", map.get(header[i]));
+			}
+			System.out.println();
+		}
 	}
 }