Rebuild code and add default filter.

burp/file/WriteFile.java

@@ -0,0 +1,21 @@
+package burp.file;
+
+import java.io.BufferedWriter;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public class WriteFile {
+	/*
+	 * 写入文件内容
+	 */
+	public boolean writeFileContent(String fileName, String fileContent) {
+		try {
+			BufferedWriter out = new BufferedWriter(new FileWriter(fileName));
+			out.write(fileContent);
+			out.close();
+			return true;
+		} catch (IOException e) {
+			return false;
+		}
+	}
+}