{stumbling progress}

.idea/compiler.xml

@@ -7,10 +7,12 @@
         <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
         <outputRelativeToContentRoot value="true" />
         <module name="CR-MesoLabs-Collections-SinglyLinkedList" />
+        <module name="singlylinkedlist" />
       </profile>
     </annotationProcessing>
     <bytecodeTargetLevel target="1.8">
       <module name="CR-MesoLabs-Collections-SinglyLinkedList" target="1.5" />
+      <module name="singlylinkedlist" target="1.5" />
     </bytecodeTargetLevel>
   </component>
 </project>

.idea/libraries/Maven__junit_junit_4_12.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: junit:junit:4.12">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: org.hamcrest:hamcrest-core:1.3">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

.idea/misc.xml

@@ -26,65 +26,4 @@
   <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
-  <component name="masterDetails">
-    <states>
-      <state key="GlobalLibrariesConfigurable.UI">
-        <settings>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-      <state key="JdkListConfigurable.UI">
-        <settings>
-          <last-edited>1.8</last-edited>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-      <state key="ProjectJDKs.UI">
-        <settings>
-          <last-edited>1.8</last-edited>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-      <state key="ProjectLibrariesConfigurable.UI">
-        <settings>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-      <state key="ScopeChooserConfigurable.UI">
-        <settings>
-          <splitter-proportions>
-            <option name="proportions">
-              <list>
-                <option value="0.2" />
-              </list>
-            </option>
-          </splitter-proportions>
-        </settings>
-      </state>
-    </states>
-  </component>
 </project>

.idea/modules.xml

@@ -3,6 +3,7 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/CR-MesoLabs-Collections-SinglyLinkedList.iml" filepath="$PROJECT_DIR$/CR-MesoLabs-Collections-SinglyLinkedList.iml" />
+      <module fileurl="file://$PROJECT_DIR$/singlylinkedlist.iml" filepath="$PROJECT_DIR$/singlylinkedlist.iml" />
     </modules>
   </component>
 </project>

.idea/workspace.xml

@@ -2,79 +2,110 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="4f0c6f35-1ac5-49ea-b41e-20445c07c5c6" name="Default" comment="">
-      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
+      <change beforePath="$PROJECT_DIR$/.idea/compiler.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/compiler.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/modules.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/modules.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/pom.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
-    <option name="TRACKING_ENABLED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
-  <component name="ExecutionTargetManager" SELECTED_TARGET="default_target" />
+  <component name="FUSProjectUsageTrigger">
+    <session id="-1024065863">
+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.open.time.1" value="1" />
+          <entry key="project.opened" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
+          <entry key="java" value="8012" />
+          <entry key="xml" value="23" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JAVA" value="8012" />
+          <entry key="XML" value="23" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.open">
+        <counts>
+          <entry key="java" value="1" />
+          <entry key="xml" value="2" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.open">
+        <counts>
+          <entry key="JAVA" value="1" />
+          <entry key="XML" value="2" />
+        </counts>
+      </usages-collector>
+    </session>
+  </component>
+  <component name="FavoritesManager">
+    <favorites_list name="singlylinkedlist" />
+  </component>
   <component name="FileEditorManager">
-    <leaf>
-      <file leaf-file-name="pom.xml" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/pom.xml">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="0">
-              <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name="README.md" pinned="false" current-in-tab="false">
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/README.md">
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="SPLIT">
-              <first_editor relative-caret-position="0">
-                <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-                <folding />
+              <first_editor relative-caret-position="203">
+                <caret line="20" column="18" lean-forward="true" selection-start-line="20" selection-start-column="18" selection-end-line="20" selection-end-column="18" />
               </first_editor>
               <second_editor />
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="MainApplication.java" pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="75">
-              <caret line="5" column="28" lean-forward="false" selection-start-line="5" selection-start-column="28" selection-end-line="5" selection-end-column="28" />
-              <folding />
+            <state relative-caret-position="102">
+              <caret line="6" selection-start-line="6" selection-end-line="6" />
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="SinglyLinkedList.java" pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="75">
-              <caret line="5" column="29" lean-forward="false" selection-start-line="5" selection-start-column="29" selection-end-line="5" selection-end-column="29" />
-              <folding />
+            <state relative-caret-position="642">
+              <caret line="113" column="20" selection-start-line="113" selection-start-column="20" selection-end-line="113" selection-end-column="20" />
+              <folding>
+                <element signature="e#2197#2198#0" expanded="true" />
+                <element signature="e#2224#2225#0" expanded="true" />
+                <element signature="e#2490#2491#0" expanded="true" />
+                <element signature="e#2521#2522#0" expanded="true" />
+                <element signature="e#2549#2550#0" expanded="true" />
+                <element signature="e#2576#2577#0" expanded="true" />
+                <element signature="e#2661#2662#0" expanded="true" />
+                <element signature="e#2688#2689#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="SinglyLinkedListTest.java" pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="75">
-              <caret line="5" column="33" lean-forward="false" selection-start-line="5" selection-start-column="33" selection-end-line="5" selection-end-column="33" />
-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name=".gitignore" pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/.gitignore">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="75">
-              <caret line="5" column="5" lean-forward="true" selection-start-line="5" selection-start-column="5" selection-end-line="5" selection-end-column="5" />
-              <folding />
+            <state relative-caret-position="323">
+              <caret line="41" lean-forward="true" selection-start-line="41" selection-end-line="41" />
+              <folding>
+                <element signature="imports" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -91,132 +122,106 @@
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
-  <component name="GradleLocalSettings">
-    <option name="externalProjectsViewState">
-      <projects_view />
-    </option>
-  </component>
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
         <option value="$PROJECT_DIR$/.gitignore" />
+        <option value="$PROJECT_DIR$/pom.xml" />
+        <option value="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/Node.java" />
+        <option value="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java" />
+        <option value="$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java" />
+        <option value="$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java" />
       </list>
     </option>
   </component>
-  <component name="ProjectFrameBounds">
+  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsGulpfileManager">
+    <detection-done>true</detection-done>
+    <sorting>DEFINITION_ORDER</sorting>
+  </component>
+  <component name="ProjectFrameBounds" fullScreen="true">
+    <option name="x" value="2" />
     <option name="y" value="23" />
-    <option name="width" value="1920" />
-    <option name="height" value="1053" />
+    <option name="width" value="1280" />
+    <option name="height" value="712" />
   </component>
   <component name="ProjectView">
-    <navigator currentView="ProjectPane" proportions="" version="1">
-      <flattenPackages />
-      <showMembers />
-      <showModules />
-      <showLibraryContents />
-      <hideEmptyPackages />
-      <abbreviatePackageNames />
-      <autoscrollToSource />
-      <autoscrollFromSource />
-      <sortByType />
-      <manualOrder />
+    <navigator proportions="" version="1">
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
+      <pane id="PackagesPane" />
       <pane id="ProjectPane">
         <subPane>
-          <PATH>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="singlylinkedlist" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-          </PATH>
-          <PATH>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="singlylinkedlist" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="src" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="test" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-          </PATH>
-          <PATH>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="singlylinkedlist" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="src" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-          </PATH>
-          <PATH>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="singlylinkedlist" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.ProjectViewProjectNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="CR-MesoLabs-Collections-SinglyLinkedList" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="src" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="main" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="java" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="com" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="zipcodewilmington" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-            <PATH_ELEMENT>
-              <option name="myItemId" value="singlylinkedlist" />
-              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
-            </PATH_ELEMENT>
-          </PATH>
+          <expand>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="main" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="main" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="main" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+              <item name="singlylinkedlist" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="singlylinkedlist" type="b2602c69:ProjectViewProjectNode" />
+              <item name="CR-MesoLabs-Collections-SinglyLinkedList" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+              <item name="singlylinkedlist" type="462c0819:PsiDirectoryNode" />
+            </path>
+          </expand>
+          <select />
         </subPane>
       </pane>
-      <pane id="PackagesPane" />
-      <pane id="Scratches" />
       <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="settings.editor.selected.configurable" value="reference.projectsettings.compiler.javacompiler" />
-    <property name="project.structure.last.edited" value="Project" />
-    <property name="project.structure.proportion" value="0.0" />
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="aspect.path.notification.shown" value="true" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1541384954660" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="project.structure.last.edited" value="Modules" />
+    <property name="project.structure.proportion" value="0.15" />
     <property name="project.structure.side.proportion" value="0.2" />
+    <property name="settings.editor.selected.configurable" value="reference.projectsettings.compiler.javacompiler" />
   </component>
   <component name="RunDashboard">
     <option name="ruleStates">
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+      <window_info anchor="bottom" id="Message" order="0" />
+      <window_info anchor="bottom" id="Find" order="1" weight="0.32876712" />
+      <window_info anchor="bottom" id="Run" order="2" weight="0.28082192" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
+      <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
+      <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
+      <window_info anchor="bottom" id="TODO" order="6" />
+      <window_info anchor="bottom" id="Terminal" order="7" sideWeight="0.49919224" weight="0.10958904" />
+      <window_info anchor="bottom" id="Event Log" order="8" sideWeight="0.50080776" side_tool="true" weight="0.10958904" />
+      <window_info anchor="bottom" id="Version Control" order="9" />
+      <window_info anchor="right" id="Database" />
+      <window_info anchor="right" id="Commander" order="0" weight="0.4" />
+      <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
+      <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
+      <window_info anchor="right" id="Palette" order="3" />
+      <window_info anchor="right" id="Capture Analysis" order="4" />
+      <window_info anchor="right" id="Theme Preview" order="5" />
+      <window_info anchor="right" id="Properties" order="6" />
+      <window_info anchor="right" id="Palette&#9;" order="7" />
+      <window_info anchor="right" id="Maven Projects" order="8" />
     </layout>
   </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="1" />
+  </component>
   <component name="VcsContentAnnotationSettings">
     <option name="myLimit" value="2678400000" />
   </component>
-  <component name="XDebuggerManager">
-    <breakpoint-manager />
-    <watches-manager />
-  </component>
   <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/pom.xml">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist.java" />
+    <entry file="file://$PROJECT_DIR$/.gitignore">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="0">
-          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
+        <state relative-caret-position="85">
+          <caret line="5" column="5" selection-start-line="5" selection-start-column="5" selection-end-line="5" selection-end-column="5" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/README.md">
-      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
-        <state split_layout="SPLIT">
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-            <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-            <folding />
-          </first_editor>
-          <second_editor />
+    <entry file="file://$PROJECT_DIR$/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="289">
+          <caret line="17" column="19" selection-start-line="17" selection-start-column="19" selection-end-line="17" selection-end-column="19" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/Node.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="0">
-          <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
+        <state relative-caret-position="187">
+          <caret line="11" column="33" selection-start-line="11" selection-start-column="33" selection-end-line="11" selection-end-column="33" />
+          <folding>
+            <element signature="e#316#317#0" expanded="true" />
+            <element signature="e#343#344#0" expanded="true" />
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+            <element signature="e#583#584#0" expanded="true" />
+            <element signature="e#615#616#0" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java">
       <provider selected="true" editor-type-id="text-editor">
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-          <caret line="5" column="28" lean-forward="false" selection-start-line="5" selection-start-column="28" selection-end-line="5" selection-end-column="28" />
-          <folding />
+        <state relative-caret-position="102">
+          <caret line="6" selection-start-line="6" selection-end-line="6" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="75">
-          <caret line="5" column="29" lean-forward="false" selection-start-line="5" selection-start-column="29" selection-end-line="5" selection-end-column="29" />
-          <folding />
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+        <state split_layout="SPLIT">
+          <first_editor relative-caret-position="203">
+            <caret line="20" column="18" lean-forward="true" selection-start-line="20" selection-start-column="18" selection-end-line="20" selection-end-column="18" />
+          </first_editor>
+          <second_editor />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java">
       <provider selected="true" editor-type-id="text-editor">
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+        <state relative-caret-position="642">
+          <caret line="113" column="20" selection-start-line="113" selection-start-column="20" selection-end-line="113" selection-end-column="20" />
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+            <element signature="e#2197#2198#0" expanded="true" />
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+            <element signature="e#2661#2662#0" expanded="true" />
+            <element signature="e#2688#2689#0" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/.gitignore">
+    <entry file="file://$PROJECT_DIR$/src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="75">
-          <caret line="5" column="5" lean-forward="true" selection-start-line="5" selection-start-column="5" selection-end-line="5" selection-end-column="5" />
-          <folding />
+        <state relative-caret-position="323">
+          <caret line="41" lean-forward="true" selection-start-line="41" selection-end-line="41" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
   </component>
+  <component name="masterDetails">
+    <states>
+      <state key="ArtifactsStructureConfigurable.UI">
+        <settings>
+          <artifact-editor />
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="FacetStructureConfigurable.UI">
+        <settings>
+          <last-edited>No facets are configured</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="GlobalLibrariesConfigurable.UI">
+        <settings>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="JdkListConfigurable.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ModuleStructureConfigurable.UI">
+        <settings>
+          <last-edited>singlylinkedlist</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+                <option value="0.6" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ProjectJDKs.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ProjectLibrariesConfigurable.UI">
+        <settings>
+          <last-edited>Maven: junit:junit:4.12</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ScopeChooserConfigurable.UI">
+        <settings>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+    </states>
+  </component>
 </project>

pom.xml

@@ -8,5 +8,13 @@
     <artifactId>singlylinkedlist</artifactId>
     <version>1.0-SNAPSHOT</version>
 
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
 </project>

src/main/java/com/zipcodewilmington/singlylinkedlist/MainApplication.java

@@ -4,4 +4,12 @@ package com.zipcodewilmington.singlylinkedlist;
  * Created by leon on 1/10/18.
  */
 public class MainApplication {
+
+
+
+
+
+    public void main(String[] args) {
+
+    }
 }

src/main/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedList.java

@@ -1,7 +1,132 @@
 package com.zipcodewilmington.singlylinkedlist;
 
+
 /**
  * Created by leon on 1/10/18.
  */
-public class SinglyLinkedList {
+public class SinglyLinkedList<T> {
+    private Node head;
+    private Node tail;
+    private Node next;
+    private int size;
+
+    public SinglyLinkedList() {
+        this.head = head;
+        this.tail = tail;
+        this.size = 0;
+    }
+
+    public void add(T element) {
+        if (element == null) {
+            System.out.println("Illegal");
+        }
+        if (size != 0) {
+            Node previous = tail;
+            tail = new Node(element, null);
+            previous.next = tail;
+        } else {
+            tail = new Node(element, null);
+            head = tail;
+            size++;
+        }
+    }
+
+    public void remove(T toRemove) {
+        if (size == 0) {
+            System.out.println("Illegal");
+        }
+        Node previous = head;
+        Node current = head;
+        while (current.next != null || current == tail) {
+            if (current.data.equals(toRemove)) {
+                if (size == 1) {
+                    head = null;
+                    tail = null;
+                } else if (current.equals(head)) {
+                    head = head.next;
+                } else if (current.equals(tail)) {
+                    tail = previous;
+                    tail.next = null;
+                } else {
+                    previous.next = current.next;
+                }
+                size--;
+                break;
+            }
+            previous = current;
+            current = previous.next;
+        }
+    }
+
+    public boolean contains (T item) {
+        Node current = head;
+        while (current != null) {
+            if (current.data.equals(item)) {
+                return true;
+            }
+            current = current.next;
+        }
+        return false;
+    }
+
+
+    public int find(T item) {
+        if (size == 0) {
+            System.out.print("Illegal");
+        }
+        int index = 0;
+        Node current = head;
+        while (current != null) {
+            if (current.data.equals(item)) {
+                return index;
+            }
+            index++;
+            current = current.next;
+        }
+        return -1;
+    }
+
+    public int size() {
+        return size;
+    }
+
+    public T get(int index) {
+        Node current = head;
+        while (index > 0) {
+            index--;
+            current = current.next;
+            if (current == null) {
+                return null;
+            }
+        }
+        return current.data;
+    }
+
+
+
+    public Node getFirst() {
+            return head;
+    }
+    public Node getLast() {
+        return tail;
+    }
+    public Node getNext() {
+        return next;
+    }
+
+
+private class Node {
+    private T data;
+    private Node next;
+
+    public Node (T data, Node next) {
+        this.data = data;
+        this.next = next;
+    }
+
+
+}
 }
+
+
+

src/test/java/com/zipcodewilmington/singlylinkedlist/SinglyLinkedListTest.java

@@ -1,7 +1,46 @@
 package com.zipcodewilmington.singlylinkedlist;
 
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+
 /**
  * Created by leon on 1/10/18.
  */
 public class SinglyLinkedListTest {
+    SinglyLinkedList<Integer> officialLinkedList;
+
+    @Before
+    public void before() {
+        SinglyLinkedList officialLinkedList = new SinglyLinkedList<Integer>();
+        officialLinkedList.add(1);
+        officialLinkedList.add(2);
+    }
+
+    @Test
+    public void size() {
+        //given
+        int size = 0;
+
+        //when
+
+    }
+
+
+    @Test
+    public void testAdd() {                             //not working
+        //given
+        Integer expected= 2;
+
+        //when
+        Integer actual = officialLinkedList.get();
+
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void setNext() {
+    }
 }