Merge pull request codec-akash#39 from prakhyatkarri/master

codec-akash · web-flow · commit 63ba342f83bd · 2020-10-01T22:16:45.000+05:30
Added CopyFile Java program to copy file contents
diff --git a/CopyFile.java b/CopyFile.java
@@ -0,0 +1,49 @@
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+/**
+ * This file will copy contents of a file from one file to another file.
+ */
+public class CopyFile {
+    public static void main(String args[]) throws IOException {
+        FileInputStream inputStream = null;
+        FileOutputStream outputStream = null;
+
+        // Provide File locations
+        String inputFileLocation = "input.txt";
+        String outputFileLocation = "output.txt";
+
+        try {
+            // Create Input and Output streams
+            inputStream = new FileInputStream("C:\\Users\\prakh\\git\\workspace\\Workspace\\workspace\\angular.json");
+            outputStream = new FileOutputStream("C:\\Users\\prakh\\git\\workspace\\Workspace\\workspace\\angular_output.json");
+
+            // Read the data from Input file in bytes and write each byte to output file
+            int dataByte;
+            while ((dataByte = inputStream.read()) != -1) {
+                outputStream.write(dataByte);
+            }
+        } finally {
+            // Always close the streams to avoid memory leaks
+            closeResources(inputStream, outputStream);
+        }
+    }
+
+    /**
+     * Close the Streams
+     *
+     * @param inputStream
+     * @param outputStream
+     */
+    private static void closeResources(FileInputStream inputStream, FileOutputStream outputStream) throws IOException {
+        if (inputStream != null) {
+            inputStream.close();
+            inputStream = null;
+        }
+        if (outputStream != null) {
+            outputStream.close();
+            outputStream = null;
+        }
+    }
+}
