From 25760fc9507b6843690c96db2a23bc6788bec7d2 Mon Sep 17 00:00:00 2001
From: Alexandr Ryabokon <alexandr.ryabokon@firstlinesoftware.com>
Date: Thu, 16 Jun 2016 15:33:54 +0300
Subject: [PATCH 1/2] Enums Demo

---
 .../alexandrrs/javademo/enums/Enums.java      | 60 +++++++++++++++++++
 .../javademo/enums/classes/Tree.java          | 22 +++++++
 2 files changed, 82 insertions(+)
 create mode 100644 src/main/java/com/github/alexandrrs/javademo/enums/Enums.java
 create mode 100644 src/main/java/com/github/alexandrrs/javademo/enums/classes/Tree.java

diff --git a/src/main/java/com/github/alexandrrs/javademo/enums/Enums.java b/src/main/java/com/github/alexandrrs/javademo/enums/Enums.java
new file mode 100644
index 0000000..fd6a624
--- /dev/null
+++ b/src/main/java/com/github/alexandrrs/javademo/enums/Enums.java
@@ -0,0 +1,60 @@
+package com.github.alexandrrs.javademo.enums;
+
+import com.github.alexandrrs.javademo.enums.classes.Tree;
+
+/**
+ * @author aryabokon
+ * @since 15.06.16 11:01
+ */
+public class Enums {
+    public static void main(String[] args) {
+
+        Tree oakTree = Tree.OAK;
+        Tree poplarTree = Tree.POPLAR;
+        Tree pineTree = Tree.PINE;
+
+        // Getting order from Enum
+        int oakOrder = oakTree.ordinal();
+        int poplarOrder = poplarTree.ordinal();
+        System.out.println("Oak order is bigger than Poplar: " + (oakOrder > poplarOrder));
+
+        // Invoking custom methods
+        int oakHeight = oakTree.getHeight();
+        int pineHeight = pineTree.getHeight();
+        System.out.println("Pine height is bigger than Oak: " + (oakHeight < pineHeight)
+                + "\nPine height: " + pineHeight + ", Oak height: " + oakHeight);
+
+        // New Enum from String
+        Tree newTree = Tree.valueOf("POPLAR");
+        System.out.println(String.format("New tree is: %s, height: %d", newTree, newTree.getHeight()));
+
+        // List all values in Enum
+        Tree[] trees = Tree.values();
+        System.out.println("Tree list:");
+        for (Tree tree : trees) {
+            System.out.println(" " + tree);
+        }
+
+        // Using "switch"
+        printEnum(Tree.OAK);
+        printEnum(Tree.POPLAR);
+        printEnum(Tree.PINE);
+    }
+
+    private static void printEnum(Tree tree) {
+        switch (tree) {
+            case OAK: {
+                System.out.println("Tree is Oak");
+                break;
+            }
+            case POPLAR: {
+                System.out.println("Tree is Poplar");
+                break;
+            }
+            default: {
+                System.out.println("Tree is not detected");
+                break;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/github/alexandrrs/javademo/enums/classes/Tree.java b/src/main/java/com/github/alexandrrs/javademo/enums/classes/Tree.java
new file mode 100644
index 0000000..c87c895
--- /dev/null
+++ b/src/main/java/com/github/alexandrrs/javademo/enums/classes/Tree.java
@@ -0,0 +1,22 @@
+package com.github.alexandrrs.javademo.enums.classes;
+
+/**
+ * @author aryabokon
+ * @since 15.06.16 11:00
+ */
+public enum Tree {
+
+    POPLAR (20),
+    PINE(100),
+    OAK (50);
+
+    private int height;
+
+    Tree(int height) {
+        this.height = height;
+    }
+
+    public int getHeight() {
+        return height;
+    }
+}
\ No newline at end of file

From d3539b4c174bb3d049f4e9bcc062f9a2963a5ba5 Mon Sep 17 00:00:00 2001
From: AlexandrRS <alexandr.r.developer@gmail.com>
Date: Fri, 17 Jun 2016 23:55:45 +0300
Subject: [PATCH 2/2] Basic types minimal and maximum values Demo

---
 .../fundamental/SimpleNumericTypes.java       | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/main/java/com/github/alexandrrs/javademo/fundamental/SimpleNumericTypes.java

diff --git a/src/main/java/com/github/alexandrrs/javademo/fundamental/SimpleNumericTypes.java b/src/main/java/com/github/alexandrrs/javademo/fundamental/SimpleNumericTypes.java
new file mode 100644
index 0000000..e65c621
--- /dev/null
+++ b/src/main/java/com/github/alexandrrs/javademo/fundamental/SimpleNumericTypes.java
@@ -0,0 +1,23 @@
+package com.github.alexandrrs.javademo.fundamental;
+
+/**
+ * Created by alexandr
+ * since 29.05.16 22:18
+ */
+
+/**
+ * This class prints minimal and maximum
+ * values basic numeric types
+ * */
+public class SimpleNumericTypes {
+
+    public static void main(String[] args) {
+        System.out.println("Simple numeric types");
+        System.out.println("byte: " + Byte.MIN_VALUE + " - " + Byte.MAX_VALUE);
+        System.out.println("short: " + Short.MIN_VALUE + " - " + Short.MAX_VALUE);
+        System.out.println("int: " + Integer.MIN_VALUE + " - " + Integer.MAX_VALUE);
+        System.out.println("long: " + Long.MIN_VALUE + " - " + Long.MAX_VALUE);
+        System.out.println("float: " + Float.MIN_VALUE + " - " + Float.MAX_VALUE);
+        System.out.println("double: " + Double.MIN_VALUE + " - " + Double.MAX_VALUE);
+    }
+}
\ No newline at end of file