Filters

sayed-moin-ahmed · sayed-moin-ahmed · commit 9abe29f9766d · 2021-03-19T14:33:34.000+05:30
diff --git a/src/main/java/com/java15/example/modern_java_in_action/Dish.java b/src/main/java/com/java15/example/modern_java_in_action/Dish.java
@@ -14,6 +14,12 @@ public Dish(Type type, String name, int calories) {
         this.calories = calories;
     }
 
+    public Dish(String name, boolean b, int calories, Type type) {
+        this.name = name;
+        this.calories = calories;
+        this.type = type;
+    }
+
     public Type getType() {
         return type;
     }
diff --git a/src/main/java/com/java15/example/modern_java_in_action/Type.java b/src/main/java/com/java15/example/modern_java_in_action/Type.java
@@ -1,6 +1,9 @@
 package com.java15.example.modern_java_in_action;
 
 public enum Type {
+        OTHER,
+        FISH,
+        MEAT,
         INDIAN,
         WESTERN,
         CHINESE;
diff --git a/src/main/java/com/java15/example/modern_java_in_action/ch5_workingwithstream/Test.java b/src/main/java/com/java15/example/modern_java_in_action/ch5_workingwithstream/Test.java
@@ -0,0 +1,24 @@
+package com.java15.example.modern_java_in_action.ch5_workingwithstream;
+
+import com.java15.example.modern_java_in_action.Dish;
+import com.java15.example.modern_java_in_action.Type;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import static java.util.stream.Collectors.toList;
+
+public class Test {
+    public static void main(String[] args){
+        List<Dish> specialMenu = Arrays.asList(
+                new Dish("seasonal fruit", true, 120, Type.OTHER),
+                new Dish("prawns", false, 300, Type.FISH),
+                new Dish("rice", true, 350, Type.OTHER),
+                new Dish("chicken", false, 400, Type.MEAT),
+                new Dish("french fries", true, 530, Type.OTHER));
+
+
+        specialMenu.stream().filter(dish->dish.getCalories()<320).collect(toList()).forEach(System.out::println);
+    }
+}

Original file line number	Diff line number	Diff line change
`@@ -14,6 +14,12 @@ public Dish(Type type, String name, int calories) {`
`14`	`14`	`this.calories = calories;`
`15`	`15`	`}`
`16`	`16`
	`17`	`+ public Dish(String name, boolean b, int calories, Type type) {`
	`18`	`+ this.name = name;`
	`19`	`+ this.calories = calories;`
	`20`	`+ this.type = type;`
	`21`	`+ }`
	`22`	`+`
`17`	`23`	`public Type getType() {`
`18`	`24`	`return type;`
`19`	`25`	`}`