Add Java config file code.

android/phoenix/src/org/retroarch/browser/ConfigFile.java

@@ -0,0 +1,108 @@
+package org.retroarch.browser;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.io.FileInputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.util.HashMap;
+import java.util.Map;
+
+public class ConfigFile {
+	private HashMap<String, String> map = new HashMap<String, String>();
+
+	public void append(File file) throws IOException {
+		BufferedReader br = new BufferedReader(new InputStreamReader(
+				new FileInputStream(file.getAbsolutePath())));
+		
+		String line;
+		while ((line = br.readLine()) != null)
+			parseLine(line);
+		
+		br.close();
+	}
+	
+	public void open(File file) throws IOException {
+		clear();
+		append(file);
+	}
+	
+	private void parseLine(String line) {
+		String[] tokens = line.split("=", 2);
+		if (tokens.length < 2) {
+			System.err.println("Didn't find two tokens in config line ...");
+			return;
+		}
+		
+		for (int i = 0; i < tokens.length; i++)
+			tokens[i] = tokens[i].trim();
+		
+		String key = tokens[0];
+		String value = tokens[1];
+		
+		if (value.startsWith("\""))
+			value = value.substring(1, value.lastIndexOf('\"'));
+		else
+			value = value.split(" ")[0];
+		
+		if (value.length() > 0)
+			map.put(key, value);
+		
+		System.out.println("Parsed: \"" + key + "\" => \"" + value + "\"");
+	}
+
+	public void clear() {
+		map.clear();
+	}
+
+	public void write(File file) throws IOException {
+		PrintWriter writer = new PrintWriter(file.getAbsolutePath());
+		for (Map.Entry<String, String> entry : map.entrySet()) {
+			System.out.println("Key: " + entry.getKey() + " Value: "
+					+ entry.getValue());
+			writer.println(entry.getKey() + " = \"" + entry.getValue() + "\"");
+		}
+		writer.close();
+	}
+
+	public void setString(String key, String value) {
+		map.put(key, value);
+	}
+
+	public void setInt(String key, int value) {
+		map.put(key, Integer.toString(value));
+	}
+
+	public void setDouble(String key, double value) {
+		map.put(key, Double.toString(value));
+	}
+	
+	public String getString(String key) {
+		Object ret = map.get(key);
+		if (ret != null)
+			return (String)ret;
+		else
+			return null;
+	}
+	
+	public boolean keyExists(String key) {
+		return map.containsKey(key);
+	}
+	
+	public int getInt(String key) throws NumberFormatException {
+		String str = getString(key);
+		if (str != null)
+			return Integer.parseInt(str);
+		else
+			throw new NumberFormatException();
+	}
+	
+	public double getDouble(String key) throws NumberFormatException {
+		String str = getString(key);
+		if (str != null)
+			return Double.parseDouble(str);
+		else
+			throw new NumberFormatException();
+	}
+}