First Commit

ArrayList to Check
Transaction Implements AccountBook

Checkbook/.idea/compiler.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="Checkbook" />
+      </profile>
+    </annotationProcessing>
+    <bytecodeTargetLevel>
+      <module name="Checkbook" target="1.8" />
+    </bytecodeTargetLevel>
+  </component>
+</project>

Checkbook/.idea/libraries/Maven__junit_junit_4_0.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: junit:junit:4.0">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

Checkbook/.idea/misc.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/classes" />
+  </component>
+</project>

Checkbook/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Checkbook.iml" filepath="$PROJECT_DIR$/Checkbook.iml" />
+    </modules>
+  </component>
+</project>

Checkbook/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

Checkbook/Checkbook.iml

@@ -5,11 +5,10 @@
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
-    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Maven: junit:junit:4.0" level="project" />
   </component>

Checkbook/src/main/java/Checkbook.java

@@ -1,5 +1,10 @@
+import java.util.ArrayList;
+
 public class Checkbook {
+    private ArrayList<Transaction> transactionList;
 
-    //blind us with your Java eloquence....
+    Checkbook(ArrayList<Transaction> transactionList){
+        this.transactionList = transactionList;
+    }
 
 }

Checkbook/src/main/java/Transaction.java

@@ -1,7 +1,7 @@
 import java.time.LocalDate;
 import java.util.concurrent.atomic.AtomicReference;
 
-public class Transaction {
+public class Transaction implements AccountBook{
     private final AtomicReference<Integer> id = new AtomicReference<Integer>();
     private final AtomicReference<LocalDate> date = new AtomicReference<LocalDate>();
     private String memo;