local class

ZCWLambdas/.idea/workspace.xml

@@ -2,10 +2,12 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="ca475bf5-bfb8-47c8-9af1-d8f2b40d1985" name="Default" comment="">
-      <change afterPath="$PROJECT_DIR$/src/main/java/Main.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/Person.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/PersonSearch.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/../README.md" beforeDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/CheckPerson.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/PrintPersons.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/src/main/java/TestPersonAge.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/PersonSearch.java" beforeDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -32,16 +34,30 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="PersonSearch.java" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/src/main/java/PersonSearch.java">
+      <file leaf-file-name="PrintPersons.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/PrintPersons.java">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="105">
+              <caret line="7" column="13" lean-forward="true" selection-start-line="7" selection-start-column="13" selection-end-line="7" selection-end-column="13" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="TestPersonAge.java" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/src/main/java/TestPersonAge.java">
           <provider selected="true" editor-type-id="text-editor">
             <state>
-              <caret column="27" selection-start-column="27" selection-end-column="27" />
+              <caret column="13" selection-start-column="13" selection-end-column="13" />
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="Main.java" pinned="false" current-in-tab="true">
+      <file leaf-file-name="CheckPerson.java" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/src/main/java/CheckPerson.java">
+          <provider selected="true" editor-type-id="text-editor" />
+        </entry>
+      </file>
+      <file leaf-file-name="Main.java" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/Main.java">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="30">
@@ -55,6 +71,7 @@
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
+        <option value="Interface" />
         <option value="Class" />
       </list>
     </option>
@@ -68,6 +85,12 @@
         <option value="$PROJECT_DIR$/src/main/java/Person.java" />
         <option value="$PROJECT_DIR$/src/main/java/Search.java" />
         <option value="$PROJECT_DIR$/src/main/java/Main.java" />
+        <option value="$PROJECT_DIR$/src/main/java/PersonSearch.java" />
+        <option value="$PROJECT_DIR$/src/main/java/CheckPerson.java" />
+        <option value="$PROJECT_DIR$/src/main/java/Persons.java" />
+        <option value="$PROJECT_DIR$/src/main/java/PrintPersons.java" />
+        <option value="$PROJECT_DIR$/src/main/java/TestPerson.java" />
+        <option value="$PROJECT_DIR$/src/main/java/TestPersonAge.java" />
       </list>
     </option>
   </component>
@@ -220,22 +243,23 @@
       <option name="presentableId" value="Default" />
       <updated>1529496977466</updated>
       <workItem from="1529496978846" duration="59000" />
-      <workItem from="1530014838012" duration="901000" />
+      <workItem from="1530014838012" duration="1914000" />
     </task>
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="960000" />
+    <option name="totallyTimeSpent" value="1973000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="-301" y="-1045" width="1862" height="1030" extended-state="0" />
+    <editor active="true" />
     <layout>
       <window_info anchor="right" id="Palette" order="3" />
       <window_info anchor="bottom" id="TODO" order="6" />
       <window_info anchor="right" id="Palette&#9;" order="3" />
       <window_info id="Image Layers" order="2" />
       <window_info anchor="right" id="Capture Analysis" order="3" />
-      <window_info anchor="bottom" id="Event Log" order="7" side_tool="true" />
+      <window_info active="true" anchor="bottom" id="Event Log" order="7" side_tool="true" visible="true" weight="0.3294979" />
       <window_info anchor="right" id="Maven Projects" order="3" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" />
       <window_info anchor="bottom" id="Version Control" order="7" />
@@ -243,7 +267,7 @@
       <window_info anchor="bottom" id="Terminal" order="7" />
       <window_info id="Capture Tool" order="2" />
       <window_info id="Designer" order="2" />
-      <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.24973147" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.24973147" />
       <window_info anchor="right" id="Database" order="3" />
       <window_info anchor="bottom" id="Find" order="1" weight="0.3294979" />
       <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
@@ -266,6 +290,16 @@
     <option name="myLimit" value="2678400000" />
   </component>
   <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/src/main/java/Main.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="30">
+          <caret line="2" selection-start-line="2" selection-end-line="2" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/CheckPerson.java">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/Person.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="210">
@@ -279,17 +313,17 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/PersonSearch.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/PrintPersons.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state>
-          <caret column="27" selection-start-column="27" selection-end-column="27" />
+        <state relative-caret-position="105">
+          <caret line="7" column="13" lean-forward="true" selection-start-line="7" selection-start-column="13" selection-end-line="7" selection-end-column="13" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/Main.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/TestPersonAge.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="30">
-          <caret line="2" selection-start-line="2" selection-end-line="2" />
+        <state>
+          <caret column="13" selection-start-column="13" selection-end-column="13" />
         </state>
       </provider>
     </entry>

ZCWLambdas/README.md

@@ -32,7 +32,7 @@ public class Person {
 Suppose that the members of your social networking application are stored in a `List<Person>` 
 instance.
 
-### Approach 1: Create Methods That PersonSearch for Members That Match One Characteristic
+### Approach 1: Create Methods That PrintPersons for Members That Match One Characteristic
 One simplistic approach is to create several methods; each method searches for members that match 
 one characteristic, such as gender or age. The following method prints members that are older than 
 a specified age:
@@ -46,7 +46,7 @@ public static void printPersonsOlderThan(List<Person> roster, int age) {
     }
 }
 ```
-### Approach 2: Create More Generalized PersonSearch Methods
+### Approach 2: Create More Generalized PrintPersons Methods
 The following method is more generic than printPersonsOlderThan; it prints members within a 
 specified range of ages:
 
@@ -67,7 +67,7 @@ trying to create a separate method for each possible search query can still lead
 You can instead separate the code that specifies the criteria for which you want to search in a different 
 class.
 
-### Approach 3: Specify PersonSearch Criteria Code in a Local Class
+### Approach 3: Specify PrintPersons Criteria Code in a Local Class
 
 The following method prints members that match search criteria that you specify:
 
@@ -98,8 +98,8 @@ interface CheckPerson {
 ### Your Mission
 Using the 3rd approach, create a branch for each of the following implementations:
 
-* Specify PersonSearch Criteria Code in a Local Class
-* Specify PersonSearch Criteria Code in an Anonymous Class
-* Specify PersonSearch Criteria Code with a Lambda Expression
+* Specify PrintPersons Criteria Code in a Local Class
+* Specify PrintPersons Criteria Code in an Anonymous Class
+* Specify PrintPersons Criteria Code with a Lambda Expression
 
 **Don't forget your test!**

ZCWLambdas/src/main/java/CheckPerson.java

@@ -0,0 +1,3 @@
+public interface CheckPerson {
+    boolean test(Person p);
+}

ZCWLambdas/src/main/java/PersonSearch.java

@@ -1,2 +0,0 @@
-public class PersonSearch {
-}

ZCWLambdas/src/main/java/PrintPersons.java

@@ -0,0 +1,11 @@
+import java.util.List;
+
+public class PrintPersons {
+    public static void printPersons(List<Person> roster, CheckPerson tester) {
+        for (Person p : roster) {
+            if (tester.test(p)) {
+                p.printPerson();
+            }
+        }
+    }
+}

ZCWLambdas/src/main/java/TestPersonAge.java

@@ -0,0 +1,8 @@
+public class TestPersonAge implements CheckPerson {
+    @Override
+    public boolean test(Person p) {
+        if (low <= p.getAge() && p.getAge() < high) {
+            p.printPerson();
+        }
+    }
+}