refactor package names

src/main/java/lambdasinaction/appc/StreamForkerExample.java

@@ -1,9 +1,9 @@
 package lambdasinaction.appc;
 
-import lambdasinaction.chap5.*;
+import lambdasinaction.chap6.*;
 
 import static java.util.stream.Collectors.*;
-import static lambdasinaction.chap5.Dish.menu;
+import static lambdasinaction.chap6.Dish.menu;
 
 import java.util.*;
 import java.util.stream.*;

src/main/java/lambdasinaction/chap9/Car.java → src/main/java/lambdasinaction/chap10/Car.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 import java.util.*;
 

src/main/java/lambdasinaction/chap9/Insurance.java → src/main/java/lambdasinaction/chap10/Insurance.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 public class Insurance {
 

src/main/java/lambdasinaction/chap9/OperationsWithOptional.java → src/main/java/lambdasinaction/chap10/OperationsWithOptional.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 import java.util.*;
 

src/main/java/lambdasinaction/chap9/OptionalMain.java → src/main/java/lambdasinaction/chap10/OptionalMain.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 import java.util.*;
 

src/main/java/lambdasinaction/chap9/Person.java → src/main/java/lambdasinaction/chap10/Person.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 import java.util.*;
 

src/main/java/lambdasinaction/chap9/ReadPositiveIntParam.java → src/main/java/lambdasinaction/chap10/ReadPositiveIntParam.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap9;
+package lambdasinaction.chap10;
 
 import org.junit.*;
 

src/main/java/lambdasinaction/chap10/AsyncShop.java → src/main/java/lambdasinaction/chap11/AsyncShop.java

@@ -1,7 +1,7 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
-import static lambdasinaction.chap10.Util.delay;
-import static lambdasinaction.chap10.Util.format;
+import static lambdasinaction.chap11.Util.delay;
+import static lambdasinaction.chap11.Util.format;
 
 import java.util.Random;
 import java.util.concurrent.CompletableFuture;

src/main/java/lambdasinaction/chap10/AsyncShopClient.java → src/main/java/lambdasinaction/chap11/AsyncShopClient.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
 import java.util.concurrent.Future;
 

src/main/java/lambdasinaction/chap10/BestPriceFinder.java → src/main/java/lambdasinaction/chap11/BestPriceFinder.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
 import java.util.Arrays;
 import java.util.List;

src/main/java/lambdasinaction/chap10/BestPriceFinderMain.java → src/main/java/lambdasinaction/chap11/BestPriceFinderMain.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
 import java.util.List;
 import java.util.function.Supplier;

src/main/java/lambdasinaction/chap10/Discount.java → src/main/java/lambdasinaction/chap11/Discount.java

@@ -1,7 +1,7 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
-import static lambdasinaction.chap10.Util.delay;
-import static lambdasinaction.chap10.Util.format;
+import static lambdasinaction.chap11.Util.delay;
+import static lambdasinaction.chap11.Util.format;
 
 public class Discount {
 

src/main/java/lambdasinaction/chap10/ExchangeService.java → src/main/java/lambdasinaction/chap11/ExchangeService.java

@@ -1,6 +1,6 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
-import static lambdasinaction.chap10.Util.delay;
+import static lambdasinaction.chap11.Util.delay;
 
 public class ExchangeService {
 

src/main/java/lambdasinaction/chap10/Quote.java → src/main/java/lambdasinaction/chap11/Quote.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
 public class Quote {
 

src/main/java/lambdasinaction/chap10/Shop.java → src/main/java/lambdasinaction/chap11/Shop.java

@@ -1,7 +1,7 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
-import static lambdasinaction.chap10.Util.delay;
-import static lambdasinaction.chap10.Util.format;
+import static lambdasinaction.chap11.Util.delay;
+import static lambdasinaction.chap11.Util.format;
 
 import java.util.Random;
 

src/main/java/lambdasinaction/chap10/Util.java → src/main/java/lambdasinaction/chap11/Util.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10;
+package lambdasinaction.chap11;
 
 import java.text.DecimalFormat;
 import java.text.DecimalFormatSymbols;

src/main/java/lambdasinaction/chap10/v1/BestPriceFinder.java → src/main/java/lambdasinaction/chap11/v1/BestPriceFinder.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10.v1;
+package lambdasinaction.chap11.v1;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -14,8 +14,8 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-import lambdasinaction.chap10.ExchangeService;
-import lambdasinaction.chap10.ExchangeService.Money;
+import lambdasinaction.chap11.ExchangeService;
+import lambdasinaction.chap11.ExchangeService.Money;
 
 public class BestPriceFinder {
 

src/main/java/lambdasinaction/chap10/v1/BestPriceFinderMain.java → src/main/java/lambdasinaction/chap11/v1/BestPriceFinderMain.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10.v1;
+package lambdasinaction.chap11.v1;
 
 import java.util.List;
 import java.util.function.Supplier;

src/main/java/lambdasinaction/chap10/v1/Shop.java → src/main/java/lambdasinaction/chap11/v1/Shop.java

@@ -1,6 +1,6 @@
-package lambdasinaction.chap10.v1;
+package lambdasinaction.chap11.v1;
 
-import static lambdasinaction.chap10.Util.delay;
+import static lambdasinaction.chap11.Util.delay;
 
 import java.util.Random;
 import java.util.concurrent.CompletableFuture;

src/main/java/lambdasinaction/chap10/v1/ShopMain.java → src/main/java/lambdasinaction/chap11/v1/ShopMain.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap10.v1;
+package lambdasinaction.chap11.v1;
 
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;

src/main/java/lambdasinaction/chap11/DateTimeExamples.java → src/main/java/lambdasinaction/chap12/DateTimeExamples.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap11;
+package lambdasinaction.chap12;
 
 import static java.time.temporal.TemporalAdjusters.lastDayOfMonth;
 import static java.time.temporal.TemporalAdjusters.nextOrSame;

src/main/java/lambdasinaction/chap12/Recursion.java → src/main/java/lambdasinaction/chap13/Recursion.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap12;
+package lambdasinaction.chap13;
 
 import java.util.stream.LongStream;
 

src/main/java/lambdasinaction/chap12/SubsetsMain.java → src/main/java/lambdasinaction/chap13/SubsetsMain.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap12;
+package lambdasinaction.chap13;
 
 import java.util.ArrayList;
 import java.util.Arrays;

src/main/java/lambdasinaction/chap13/Combinators.java → src/main/java/lambdasinaction/chap14/Combinators.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 import java.util.function.Function;
 

src/main/java/lambdasinaction/chap13/Currying.java → src/main/java/lambdasinaction/chap14/Currying.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 import java.util.function.DoubleUnaryOperator;
 

src/main/java/lambdasinaction/chap13/LazyLists.java → src/main/java/lambdasinaction/chap14/LazyLists.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 import java.util.function.Supplier;
 import java.util.function.Predicate;

src/main/java/lambdasinaction/chap13/PatternMatching.java → src/main/java/lambdasinaction/chap14/PatternMatching.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 import java.util.function.Function;
 import java.util.function.Supplier;

src/main/java/lambdasinaction/chap13/PersistentTrainJourney.java → src/main/java/lambdasinaction/chap14/PersistentTrainJourney.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 import java.util.function.Consumer;
 

src/main/java/lambdasinaction/chap13/PersistentTree.java → src/main/java/lambdasinaction/chap14/PersistentTree.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap13;
+package lambdasinaction.chap14;
 
 public class PersistentTree {
 

src/main/java/lambdasinaction/chap4/BuildingStreams.java → src/main/java/lambdasinaction/chap5/BuildingStreams.java

@@ -1,9 +1,8 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
 
 import java.util.*;
 import java.util.function.IntSupplier;
 import java.util.stream.*;
-import static java.util.stream.Collectors.toList;
 import java.nio.charset.Charset;
 import java.nio.file.*;
 
@@ -67,7 +66,7 @@ public int getAsInt(){
               };
          IntStream.generate(fib).limit(10).forEach(System.out::println);
 
-         long uniqueWords = Files.lines(Paths.get("lambdasinaction/chap4/data.txt"), Charset.defaultCharset())
+         long uniqueWords = Files.lines(Paths.get("lambdasinaction/chap5/data.txt"), Charset.defaultCharset())
                                  .flatMap(line -> Arrays.stream(line.split(" ")))
                                  .distinct()
                                  .count();

src/main/java/lambdasinaction/chap4/Filtering.java → src/main/java/lambdasinaction/chap5/Filtering.java

@@ -1,4 +1,6 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+import lambdasinaction.chap4.*;
+
 import java.util.stream.*;
 import java.util.*;
 import static java.util.stream.Collectors.toList;

src/main/java/lambdasinaction/chap4/Finding.java → src/main/java/lambdasinaction/chap5/Finding.java

@@ -1,4 +1,6 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+import lambdasinaction.chap4.*;
+
 import java.util.stream.*;
 import java.util.*;
 

src/main/java/lambdasinaction/chap4/Laziness.java → src/main/java/lambdasinaction/chap5/Laziness.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
 
 import java.util.Arrays;
 import java.util.List;

src/main/java/lambdasinaction/chap4/Mapping.java → src/main/java/lambdasinaction/chap5/Mapping.java

@@ -1,4 +1,6 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+
+import lambdasinaction.chap4.*;
 
 import java.util.*;
 import static java.util.stream.Collectors.toList;

src/main/java/lambdasinaction/chap4/NumericStreams.java → src/main/java/lambdasinaction/chap5/NumericStreams.java

@@ -1,4 +1,6 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+import lambdasinaction.chap4.*;
+
 import java.util.stream.*;
 import java.util.*;
 

src/main/java/lambdasinaction/chap4/PuttingIntoPractice.java → src/main/java/lambdasinaction/chap5/PuttingIntoPractice.java

@@ -1,7 +1,9 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+
+import lambdasinaction.chap5.*;
 
 import java.util.*;
-import java.util.stream.*;
+
 import static java.util.Comparator.comparing;
 import static java.util.stream.Collectors.toList;
 

src/main/java/lambdasinaction/chap5/Reducing.java

@@ -1,34 +1,31 @@
 package lambdasinaction.chap5;
+import lambdasinaction.chap4.*;
 
-import java.util.*;
-import java.util.function.*;
 import java.util.stream.*;
+import java.util.*;
 
-import static java.util.stream.Collectors.*;
-import static lambdasinaction.chap5.Dish.menu;
+import static lambdasinaction.chap4.Dish.menu;
 
-public class Reducing {
+public class Reducing{
 
-    public static void main(String ... args) {
-        System.out.println("Total calories in menu: " + calculateTotalCalories());
-        System.out.println("Total calories in menu: " + calculateTotalCaloriesWithMethodReference());
-        System.out.println("Total calories in menu: " + calculateTotalCaloriesWithoutCollectors());
-        System.out.println("Total calories in menu: " + calculateTotalCaloriesUsingSum());
-    }
+    public static void main(String...args){
 
-    private static int calculateTotalCalories() {
-        return menu.stream().collect(reducing(0, Dish::getCalories, (Integer i, Integer j) -> i + j));
-    }
+        List<Integer> numbers = Arrays.asList(3,4,5,1,2);
+        int sum = numbers.stream().reduce(0, (a, b) -> a + b);
+        System.out.println(sum);
 
-    private static int calculateTotalCaloriesWithMethodReference() {
-        return menu.stream().collect(reducing(0, Dish::getCalories, Integer::sum));
-    }
+        int sum2 = numbers.stream().reduce(0, Integer::sum);
+        System.out.println(sum2);
 
-    private static int calculateTotalCaloriesWithoutCollectors() {
-        return menu.stream().map(Dish::getCalories).reduce(Integer::sum).get();
-    }
+        int max = numbers.stream().reduce(0, (a, b) -> Integer.max(a, b));
+        System.out.println(max);
+
+        Optional<Integer> min = numbers.stream().reduce(Integer::min);
+        min.ifPresent(System.out::println);
 
-    private static int calculateTotalCaloriesUsingSum() {
-        return menu.stream().mapToInt(Dish::getCalories).sum();
+        int calories = menu.stream()
+                           .map(Dish::getCalories)
+                           .reduce(0, Integer::sum);
+        System.out.println("Number of calories:" + calories);
     }
-}
+}

src/main/java/lambdasinaction/chap4/Trader.java → src/main/java/lambdasinaction/chap5/Trader.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
 public  class Trader{
 
 	private String name;

src/main/java/lambdasinaction/chap4/Transaction.java → src/main/java/lambdasinaction/chap5/Transaction.java

@@ -1,4 +1,5 @@
-package lambdasinaction.chap4;
+package lambdasinaction.chap5;
+
 public class Transaction{
 
 	private Trader trader;

src/main/java/lambdasinaction/chap5/CollectorHarness.java → src/main/java/lambdasinaction/chap6/CollectorHarness.java

@@ -1,9 +1,7 @@
-package lambdasinaction.chap5;
+package lambdasinaction.chap6;
 
 import java.util.function.*;
 
-import static lambdasinaction.chap5.PartitionPrimeNumbers.*;
-
 public class CollectorHarness {
 
     public static void main(String[] args) {

src/main/java/lambdasinaction/chap5/Dish.java → src/main/java/lambdasinaction/chap6/Dish.java

@@ -1,4 +1,4 @@
-package lambdasinaction.chap5;
+package lambdasinaction.chap6;
 
 import java.util.*;