initial commit for the BAEL-1479

core-java/src/main/java/com/baeldung/finalize/CloseableResource.java

@@ -0,0 +1,30 @@
+package com.baeldung.finalize;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+public class CloseableResource implements AutoCloseable {
+    private BufferedReader reader;
+
+    public CloseableResource() {
+        InputStream input = this.getClass().getClassLoader().getResourceAsStream("file.txt");
+        reader = new BufferedReader(new InputStreamReader(input));
+    }
+
+    public String readFirstLine() throws IOException {
+        String firstLine = reader.readLine();
+        return firstLine;
+    }
+
+    @Override
+    public void close() {
+        try {
+            reader.close();
+            System.out.println("Closed BufferedReader in the close method");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

core-java/src/main/java/com/baeldung/finalize/Finalizable.java

@@ -0,0 +1,30 @@
+package com.baeldung.finalize;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+public class Finalizable {
+    private BufferedReader reader;
+
+    public Finalizable() {
+        InputStream input = this.getClass().getClassLoader().getResourceAsStream("file.txt");
+        reader = new BufferedReader(new InputStreamReader(input));
+    }
+
+    public String readFirstLine() throws IOException {
+        String firstLine = reader.readLine();
+        return firstLine;
+    }
+
+    @Override
+    public void finalize() {
+        try {
+            reader.close();
+            System.out.println("Closed BufferedReader in the finalizer");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}