code: /*
   * Copyright 2015 Google Inc. All rights reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  // Run this file with the `java_sample.sh` script.
  
  import MyGame.Sample.Color;
  import MyGame.Sample.Equipment;
  import MyGame.Sample.Monster;
  import MyGame.Sample.Vec3;
  import MyGame.Sample.Weapon;
  
  import com.google.flatbuffers.FlatBufferBuilder;
  
  import java.nio.ByteBuffer;
  
  class SampleBinary {
    // Example how to use FlatBuffers to create and read binary buffers.
    public static void main(String[] args) {
      FlatBufferBuilder builder = new FlatBufferBuilder(0);
  
      // Create some weapons for our Monster ('Sword' and 'Axe').
      int weaponOneName = builder.createString("Sword");
      short weaponOneDamage = 3;
      int weaponTwoName = builder.createString("Axe");
      short weaponTwoDamage = 5;
  
      // Use the `createWeapon()` helper function to create the weapons, since we set every field.
      int[] weaps = new int[2];
      weaps[0] = Weapon.createWeapon(builder, weaponOneName, weaponOneDamage);
      weaps[1] = Weapon.createWeapon(builder, weaponTwoName, weaponTwoDamage);
  
      // Serialize the FlatBuffer data.
      int name = builder.createString("Orc");
      byte[] treasure = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
      int inv = Monster.createInventoryVector(builder, treasure);
      int weapons = Monster.createWeaponsVector(builder, weaps);
      int pos = Vec3.createVec3(builder, 1.0f, 2.0f, 3.0f);
  
      Monster.startMonster(builder);
      Monster.addPos(builder, pos);
      Monster.addName(builder, name);
      Monster.addColor(builder, Color.Red);
      Monster.addHp(builder, (short)300);
      Monster.addInventory(builder, inv);
      Monster.addWeapons(builder, weapons);
      Monster.addEquippedType(builder, Equipment.Weapon);
      Monster.addEquipped(builder, weaps[1]);
      int orc = Monster.endMonster(builder);
  
      builder.finish(orc); // You could also call `Monster.finishMonsterBuffer(builder, orc);`.
  
      // We now have a FlatBuffer that can be stored on disk or sent over a network.
  
      // ...Code to store to disk or send over a network goes here...
  
      // Instead, we are going to access it right away, as if we just received it.
  
      ByteBuffer buf = builder.dataBuffer();
  
      // Get access to the root:
      Monster monster = Monster.getRootAsMonster(buf);
  
      // Note: We did not set the `mana` field explicitly, so we get back the default value.
      assert monster.mana() == (short)150;
      assert monster.hp() == (short)300;
      assert monster.name().equals("Orc");
      assert monster.color() == Color.Red;
      assert monster.pos().x() == 1.0f;
      assert monster.pos().y() == 2.0f;
      assert monster.pos().z() == 3.0f;
  
      // Get and test the `inventory` FlatBuffer `vector`.
      for (int i = 0; i < monster.inventoryLength(); i++) {
        assert monster.inventory(i) == (byte)i;
      }
  
      // Get and test the `weapons` FlatBuffer `vector` of `table`s.
      String[] expectedWeaponNames = {"Sword", "Axe"};
      int[] expectedWeaponDamages = {3, 5};
      for (int i = 0; i < monster.weaponsLength(); i++) {
        assert monster.weapons(i).name().equals(expectedWeaponNames[i]);
        assert monster.weapons(i).damage() == expectedWeaponDamages[i];
      }
  
      // Get and test the `equipped` FlatBuffer `union`.
      assert monster.equippedType() == Equipment.Weapon;
      Weapon equipped = (Weapon)monster.equipped(new Weapon());
      assert equipped.name().equals("Axe");
      assert equipped.damage() == 5;
  
      System.out.println("The FlatBuffer was successfully created and verified!");
    }
  }
  