vault backup: 2024-02-09 10:58:22

2024-02-09 10:58:22 +00:00
parent 0126991874
commit 1e824525b0
18 changed files with 760 additions and 28 deletions
--- a/Linux/Week
+++ b/Linux/Week
--- a/Systems/Week
+++ b/Systems/Week
@@ -64,3 +64,68 @@ T1 and T2 conflict as T1's write for X is overwritten by T2's write for X before
 ( 2 conflicts )
 T1 and T2 conflict as T1's write operation is overwritten by T2's write operation before either transaction is complete.
 ( 3 conflicts )
+
+# Workshop
+
+```sql
+create table chap27.car(
+	carId INT,
+	carMake VARCHAR(8),
+	carModel VARCHAR(12),
+	carPrice INT,
+	primary key( carId )
+);
+
+create table chap27.part(
+	partId INT,
+	partName VARCHAR(6),
+	partPrice INT,
+	primary key( partId )
+);
+
+create table chap27.carPart(
+	carId INT,
+	partId INT,
+	foreign key (carId) references car(carId),
+	foreign key (partId) references part(partId)
+);
+
+insert into car values
+	(1, 'Ford', 'Focus', 18000),
+	(2, 'Toyota', 'Avensis', 20000),
+	(3, 'BMW', '640d', 60000),
+	(4, 'Porsche', 'Boxter 718', 42000);
+	
+insert into part values
+	(1, 'part1', 54),
+	(2, 'part2', 664),
+	(3, 'part3', 224),
+	(4, 'part4', 11),
+	(5, 'part5', 187),
+	(6, 'part6', 22),
+	(7, 'part7', 998),
+	(8, 'part8', 115),
+	(9, 'part9', 23),
+	(10, 'part10', 55);
+
+insert into carpart values
+	(1, 3),
+	(1, 8),
+	(1, 5),
+	(1, 1),
+	(1, 7),
+	(2, 3),
+	(2, 4),
+	(2, 2),
+	(2, 8),
+	(3, 9),
+	(3, 5),
+	(3, 3),
+	(3, 1),
+	(4, 7),
+	(4, 9),
+	(4, 5),
+	(4, 6),
+	(4, 4),
+	(4, 2);
+```
--- a/1/Library.class
+++ b/1/Library.class
--- a/1/Library.java
+++ b/1/Library.java
@@ -8,10 +8,8 @@

 // Import all required libraries. Not using .* as it is not good practice due to potential conflicts.
 import java.util.ArrayList;
-import java.util.Iterator;
 import java.util.Scanner;
 import java.io.File;
-import java.io.PrintWriter;
 import java.io.IOException;
 import java.awt.FileDialog;
 import java.awt.Frame;
@@ -49,32 +47,32 @@ public class Library
    
    public void readItemData() //throws IOException
    {
-        try {
            Frame frame = null; // Initialise a null frame
            FileDialog fileBox = new FileDialog( frame, "Open", FileDialog.LOAD ); // Initialise filebox with the null frame pointer
            fileBox.setVisible( true ); // Open a file selection dialog to the user.
            
-            Scanner fileScanner = new Scanner( new File( fileBox.getDirectory() + fileBox.getFile() ) );
+            try {
+                Scanner fileScanner = new Scanner( new File( fileBox.getDirectory() + fileBox.getFile() ) );
                
-            while( fileScanner.hasNextLine() )
-            {
+                while( fileScanner.hasNextLine() )
+                {
                    
-                String lineItem = fileScanner.nextLine();
+                    String lineItem = fileScanner.nextLine();
                    
-                if ( !lineItem.contains( "//" ) && !lineItem.trim().isEmpty() ) { // Ensure no comments or empty lines are included
+                    if ( !lineItem.contains( "//" ) && !lineItem.trim().isEmpty() ) { // Ensure no comments or empty lines are included
                        
-                    Scanner detailScanner = new Scanner ( lineItem ).useDelimiter(","); // Create a new scanner to grab the values in a comma separated list
+                        Scanner detailScanner = new Scanner ( lineItem ).useDelimiter(","); // Create a new scanner to grab the values in a comma separated list
                        
-                    LibraryItem libraryItem = new LibraryItem();
-                    libraryItem.readData( detailScanner );
+                        LibraryItem libraryItem = new LibraryItem();
+                        libraryItem.readData( detailScanner );
    
-                    storeItem( libraryItem ); // Store the new LibraryItem in the itemList
+                        storeItem( libraryItem ); // Store the new LibraryItem in the itemList
                        
+                    }
                }
            }
-        }
-        catch( IOException e ) { // Catch any IO Exceptions that may occur from improper file selection.
-            System.err.println( "Caught IOException: " + e.getMessage() + "\nAn I/O Exception has occurred, please check file is readable and correct format." );
-        }
+            catch( IOException e ) { // Catch any IO Exceptions that may occur from improper file selection.
+                System.err.println( "Caught IOException: " + e.getMessage() + "\nAn I/O Exception has occurred, please check file is readable and correct format." );
+            }
    }
 }
--- a/1/LibraryItem.class
+++ b/1/LibraryItem.class
--- a/1/LibraryItem.java
+++ b/1/LibraryItem.java
@@ -8,6 +8,7 @@

 import java.util.Scanner;
 import java.util.ArrayList;
+import java.util.NoSuchElementException;

 public class LibraryItem
 {
@@ -116,10 +117,13 @@ public class LibraryItem
    }
    
    public void readData( Scanner detailScanner ) {
-        this.title = detailScanner.next();
-        this.itemCode = detailScanner.next();
-        this.cost = Integer.parseInt( detailScanner.next() );
-        this.timesBorrowed = Integer.parseInt( detailScanner.next() );
-        this.onLoan = Boolean.parseBoolean( detailScanner.next() );
+        
+        if ( detailScanner != null ) {
+            this.title = detailScanner.next().trim();
+            this.itemCode = detailScanner.next().trim();
+            this.cost = Integer.parseInt( detailScanner.next() );
+            this.timesBorrowed = Integer.parseInt( detailScanner.next() );
+            this.onLoan = Boolean.parseBoolean( detailScanner.next() );
+        }
    }
 }
--- a/1/doc/LibraryItem.html
+++ b/1/doc/LibraryItem.html
@@ -0,0 +1,369 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+LibraryItem
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+<SCRIPT type="text/javascript">
+function windowTitle()
+{
+    if (location.href.indexOf('is-external=true') == -1) {
+        parent.document.title="LibraryItem";
+    }
+}
+</SCRIPT>
+<NOSCRIPT>
+</NOSCRIPT>
+
+</HEAD>
+
+<BODY BGCOLOR="white" onload="windowTitle();">
+<HR>
+
+<HR>
+<!-- ======== START OF CLASS DATA ======== -->
+<H2>
+Class LibraryItem</H2>
+<PRE>
+java.lang.Object
+  <IMG SRC="./resources/inherit.gif" ALT="extended by "><B>LibraryItem</B>
+</PRE>
+<HR>
+<DL>
+<DT><PRE>public class <B>LibraryItem</B><DT>extends java.lang.Object</DL>
+</PRE>
+
+<P>
+<HR>
+
+<P>
+
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
+
+<A NAME="constructor_summary"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
+<B>Constructor Summary</B></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD><CODE><B><A HREF="LibraryItem.html#LibraryItem()">LibraryItem</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD><CODE><B><A HREF="LibraryItem.html#LibraryItem(java.lang.String, java.lang.String, int, int, boolean)">LibraryItem</A></B>(java.lang.String&nbsp;title,
+            java.lang.String&nbsp;itemCode,
+            int&nbsp;cost,
+            int&nbsp;timesBorrowed,
+            boolean&nbsp;onLoan)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor for objects of class LibraryItem</TD>
+</TR>
+</TABLE>
+&nbsp;
+<!-- ========== METHOD SUMMARY =========== -->
+
+<A NAME="method_summary"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
+<B>Method Summary</B></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;int</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#getCost()">getCost</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;java.lang.String</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#getItemCode()">getItemCode</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;boolean</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#getOnLoan()">getOnLoan</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;int</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#getTimesBorrowed()">getTimesBorrowed</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;java.lang.String</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#getTitle()">getTitle</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#printDetails()">printDetails</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#readData(java.util.Scanner)">readData</A></B>(java.util.Scanner&nbsp;detailScanner)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#setCost(int)">setCost</A></B>(int&nbsp;cost)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#setItemCode(java.lang.String)">setItemCode</A></B>(java.lang.String&nbsp;itemCode)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#setOnLoan(boolean)">setOnLoan</A></B>(boolean&nbsp;onLoan)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#setTimesBorrowed(int)">setTimesBorrowed</A></B>(int&nbsp;timesBorrowed)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;void</CODE></FONT></TD>
+<TD><CODE><B><A HREF="LibraryItem.html#setTitle(java.lang.String)">setTitle</A></B>(java.lang.String&nbsp;title)</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
+</TR>
+</TABLE>
+&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
+<TH ALIGN="left"><B>Methods inherited from class java.lang.Object</B></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
+</TR>
+</TABLE>
+&nbsp;
+<P>
+
+<!-- ========= CONSTRUCTOR DETAIL ======== -->
+
+<A NAME="constructor_detail"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
+<B>Constructor Detail</B></FONT></TH>
+</TR>
+</TABLE>
+
+<A NAME="LibraryItem()"><!-- --></A><H3>
+LibraryItem</H3>
+<PRE>
+public <B>LibraryItem</B>()</PRE>
+<DL>
+</DL>
+<HR>
+
+<A NAME="LibraryItem(java.lang.String, java.lang.String, int, int, boolean)"><!-- --></A><H3>
+LibraryItem</H3>
+<PRE>
+public <B>LibraryItem</B>(java.lang.String&nbsp;title,
+                   java.lang.String&nbsp;itemCode,
+                   int&nbsp;cost,
+                   int&nbsp;timesBorrowed,
+                   boolean&nbsp;onLoan)</PRE>
+<DL>
+<DD>Constructor for objects of class LibraryItem
+<P>
+</DL>
+
+<!-- ============ METHOD DETAIL ========== -->
+
+<A NAME="method_detail"><!-- --></A>
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
+<B>Method Detail</B></FONT></TH>
+</TR>
+</TABLE>
+
+<A NAME="getCost()"><!-- --></A><H3>
+getCost</H3>
+<PRE>
+public int <B>getCost</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="getItemCode()"><!-- --></A><H3>
+getItemCode</H3>
+<PRE>
+public java.lang.String <B>getItemCode</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="getOnLoan()"><!-- --></A><H3>
+getOnLoan</H3>
+<PRE>
+public boolean <B>getOnLoan</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="getTimesBorrowed()"><!-- --></A><H3>
+getTimesBorrowed</H3>
+<PRE>
+public int <B>getTimesBorrowed</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="getTitle()"><!-- --></A><H3>
+getTitle</H3>
+<PRE>
+public java.lang.String <B>getTitle</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="printDetails()"><!-- --></A><H3>
+printDetails</H3>
+<PRE>
+public void <B>printDetails</B>()</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="readData(java.util.Scanner)"><!-- --></A><H3>
+readData</H3>
+<PRE>
+public void <B>readData</B>(java.util.Scanner&nbsp;detailScanner)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="setCost(int)"><!-- --></A><H3>
+setCost</H3>
+<PRE>
+public void <B>setCost</B>(int&nbsp;cost)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="setItemCode(java.lang.String)"><!-- --></A><H3>
+setItemCode</H3>
+<PRE>
+public void <B>setItemCode</B>(java.lang.String&nbsp;itemCode)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="setOnLoan(boolean)"><!-- --></A><H3>
+setOnLoan</H3>
+<PRE>
+public void <B>setOnLoan</B>(boolean&nbsp;onLoan)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="setTimesBorrowed(int)"><!-- --></A><H3>
+setTimesBorrowed</H3>
+<PRE>
+public void <B>setTimesBorrowed</B>(int&nbsp;timesBorrowed)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<HR>
+
+<A NAME="setTitle(java.lang.String)"><!-- --></A><H3>
+setTitle</H3>
+<PRE>
+public void <B>setTitle</B>(java.lang.String&nbsp;title)</PRE>
+<DL>
+<DD><DL>
+</DL>
+</DD>
+</DL>
+<!-- ========= END OF CLASS DATA ========= -->
+<HR>
+
+<HR>
+
+</BODY>
+</HTML>
--- a/1/doc/allclasses-frame.html
+++ b/1/doc/allclasses-frame.html
@@ -0,0 +1,32 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+All Classes
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+
+</HEAD>
+
+<BODY BGCOLOR="white">
+<FONT size="+1" CLASS="FrameHeadingFont">
+<B>All Classes</B></FONT>
+<BR>
+
+<TABLE BORDER="0" WIDTH="100%" SUMMARY="">
+<TR>
+<TD NOWRAP><FONT CLASS="FrameItemFont"><A HREF="LibraryItem.html" title="class in &lt;Unnamed&gt;" target="classFrame">LibraryItem</A>
+<BR>
+</FONT></TD>
+</TR>
+</TABLE>
+
+</BODY>
+</HTML>
--- a/1/doc/allclasses-noframe.html
+++ b/1/doc/allclasses-noframe.html
@@ -0,0 +1,32 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+All Classes
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+
+</HEAD>
+
+<BODY BGCOLOR="white">
+<FONT size="+1" CLASS="FrameHeadingFont">
+<B>All Classes</B></FONT>
+<BR>
+
+<TABLE BORDER="0" WIDTH="100%" SUMMARY="">
+<TR>
+<TD NOWRAP><FONT CLASS="FrameItemFont"><A HREF="LibraryItem.html" title="class in &lt;Unnamed&gt;">LibraryItem</A>
+<BR>
+</FONT></TD>
+</TR>
+</TABLE>
+
+</BODY>
+</HTML>
--- a/1/doc/constant-values.html
+++ b/1/doc/constant-values.html
@@ -0,0 +1,45 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+Constant Field Values
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+<SCRIPT type="text/javascript">
+function windowTitle()
+{
+    if (location.href.indexOf('is-external=true') == -1) {
+        parent.document.title="Constant Field Values";
+    }
+}
+</SCRIPT>
+<NOSCRIPT>
+</NOSCRIPT>
+
+</HEAD>
+
+<BODY BGCOLOR="white" onload="windowTitle();">
+<HR>
+
+<HR>
+<CENTER>
+<H1>
+Constant Field Values</H1>
+</CENTER>
+<HR SIZE="4" NOSHADE>
+<B>Contents</B><UL>
+</UL>
+
+<HR>
+
+<HR>
+
+</BODY>
+</HTML>
--- a/1/doc/index.html
+++ b/1/doc/index.html
@@ -0,0 +1,37 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc on Thu Feb 08 14:09:32 GMT 2024-->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+Generated Documentation (Untitled)
+</TITLE>
+<SCRIPT type="text/javascript">
+    targetPage = "" + window.location.search;
+    if (targetPage != "" && targetPage != "undefined")
+        targetPage = targetPage.substring(1);
+    if (targetPage.indexOf(":") != -1)
+        targetPage = "undefined";
+    function loadFrames() {
+        if (targetPage != "" && targetPage != "undefined")
+             top.classFrame.location = top.targetPage;
+    }
+</SCRIPT>
+<NOSCRIPT>
+</NOSCRIPT>
+</HEAD>
+<FRAMESET cols="20%,80%" title="" onLoad="top.loadFrames()">
+<FRAME src="allclasses-frame.html" name="packageFrame" title="All classes and interfaces (except non-static nested types)">
+<FRAME src="LibraryItem.html" name="classFrame" title="Package, class and interface descriptions" scrolling="yes">
+<NOFRAMES>
+<H2>
+Frame Alert</H2>
+
+<P>
+This document is designed to be viewed using the frames feature. If you see this message, you are using a non-frame-capable web client.
+<BR>
+Link to<A HREF="LibraryItem.html">Non-frame version.</A>
+</NOFRAMES>
+</FRAMESET>
+</HTML>
--- a/1/doc/logfile.txt
+++ b/1/doc/logfile.txt
@@ -0,0 +1,41 @@
+Class documentation
+<---- javadoc command: ---->
+/usr/lib/jvm/java-8-openjdk-amd64/bin/javadoc
+-author
+-version
+-nodeprecated
+-package
+-noindex
+-notree
+-nohelp
+-nonavbar
+-source
+1.8
+-classpath
+/usr/share/bluej/bluejcore.jar:/usr/share/bluej/junit-4.8.2.jar:/usr/share/bluej/userlib/pi4j-gpio-extension.jar:/usr/share/bluej/userlib/pi4j-device.jar:/usr/share/bluej/userlib/pi4j-core.jar:/usr/share/bluej/userlib/pi4j-service.jar:/home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1
+-d
+/home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc
+-encoding
+UTF-8
+-charset
+UTF-8
+-docletpath
+/usr/share/bluej/bjdoclet.jar
+-doclet
+bluej.doclet.doclets.formats.html.HtmlDoclet
+/home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/LibraryItem.java
+<---- end of javadoc command ---->
+Loading source file /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/LibraryItem.java...
+Constructing Javadoc information...
+Standard Doclet version 1.8.0_392
+Building tree for all the packages and classes...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/LibraryItem.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/package-frame.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/package-summary.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/constant-values.html...
+Building index for all the packages and classes...
+Building index for all classes...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/allclasses-frame.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/allclasses-noframe.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/index.html...
+Generating /home/boris/OneDrive/Computer Science Year 1/Semester 2/Programming 2/Project/Part 1/doc/stylesheet.css...
--- a/1/doc/package-frame.html
+++ b/1/doc/package-frame.html
@@ -0,0 +1,33 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+&lt;Unnamed&gt;
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+
+</HEAD>
+
+<BODY BGCOLOR="white">
+<FONT size="+1" CLASS="FrameTitleFont">
+<A HREF="package-summary.html" target="classFrame">&lt;Unnamed&gt;</A></FONT>
+<TABLE BORDER="0" WIDTH="100%" SUMMARY="">
+<TR>
+<TD NOWRAP><FONT size="+1" CLASS="FrameHeadingFont">
+Classes</FONT>&nbsp;
+<FONT CLASS="FrameItemFont">
+<BR>
+<A HREF="LibraryItem.html" title="class in &lt;Unnamed&gt;" target="classFrame">LibraryItem</A></FONT></TD>
+</TR>
+</TABLE>
+
+
+</BODY>
+</HTML>
--- a/1/doc/package-list
+++ b/1/doc/package-list
@@ -0,0 +1 @@
+
--- a/1/doc/package-summary.html
+++ b/1/doc/package-summary.html
@@ -0,0 +1,46 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!--NewPage-->
+<HTML>
+<HEAD>
+<!-- Generated by javadoc (build 1.8.0_392) on Thu Feb 08 14:09:32 GMT 2024 -->
+<META http-equiv="Content-Type" content="text/html; charset=UTF-8">
+<TITLE>
+
+</TITLE>
+
+<META NAME="date" CONTENT="2024-02-08">
+
+<LINK REL ="stylesheet" TYPE="text/css" HREF="stylesheet.css" TITLE="Style">
+
+
+</HEAD>
+
+<BODY BGCOLOR="white">
+<HR>
+
+<HR>
+<H2>
+Package &lt;Unnamed&gt;
+</H2>
+
+<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
+<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
+<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
+<B>Class Summary</B></FONT></TH>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD WIDTH="15%"><B><A HREF="LibraryItem.html" title="class in &lt;Unnamed&gt;">LibraryItem</A></B></TD>
+<TD>&nbsp;</TD>
+</TR>
+</TABLE>
+&nbsp;
+
+<P>
+<DL>
+</DL>
+<HR>
+
+<HR>
+
+</BODY>
+</HTML>
--- a/1/doc/resources/inherit.gif
+++ b/1/doc/resources/inherit.gif
--- a/1/doc/stylesheet.css
+++ b/1/doc/stylesheet.css
@@ -0,0 +1,29 @@
+/* Javadoc style sheet */
+
+/* Define colors, fonts and other style attributes here to override the defaults */
+
+/* Page background color */
+body { background-color: #FFFFFF; color:#000000 }
+
+/* Headings */
+h1 { font-size: 145% }
+
+/* Table colors */
+.TableHeadingColor     { background: #CCCCFF; color:#000000 } /* Dark mauve */
+.TableSubHeadingColor  { background: #EEEEFF; color:#000000 } /* Light mauve */
+.TableRowColor         { background: #FFFFFF; color:#000000 } /* White */
+
+/* Font used in left-hand frame lists */
+.FrameTitleFont   { font-size: 100%; font-family: Helvetica, Arial, sans-serif; color:#000000 }
+.FrameHeadingFont { font-size:  90%; font-family: Helvetica, Arial, sans-serif; color:#000000 }
+.FrameItemFont    { font-size:  90%; font-family: Helvetica, Arial, sans-serif; color:#000000 }
+
+/* Navigation bar fonts and colors */
+.NavBarCell1    { background-color:#EEEEFF; color:#000000} /* Light mauve */
+.NavBarCell1Rev { background-color:#00008B; color:#FFFFFF} /* Dark Blue */
+.NavBarFont1    { font-family: Arial, Helvetica, sans-serif; color:#000000;color:#000000;}
+.NavBarFont1Rev { font-family: Arial, Helvetica, sans-serif; color:#FFFFFF;color:#FFFFFF;}
+
+.NavBarCell2    { font-family: Arial, Helvetica, sans-serif; background-color:#FFFFFF; color:#000000}
+.NavBarCell3    { font-family: Arial, Helvetica, sans-serif; background-color:#FFFFFF; color:#000000}
+
--- a/1/package.bluej
+++ b/1/package.bluej
@@ -14,7 +14,7 @@ package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
 target1.editor.height=1049
-target1.editor.width=960
+target1.editor.width=1591
 target1.editor.x=0
 target1.editor.y=31
 target1.height=50
@@ -27,8 +27,8 @@ target1.width=100
 target1.x=70
 target1.y=10
 target2.editor.height=1049
-target2.editor.width=960
-target2.editor.x=960
+target2.editor.width=1920
+target2.editor.x=0
 target2.editor.y=31
 target2.height=50
 target2.name=Library