directory structure change, organize by class number as opposed to mod number
Signed-off-by: Amrit Panesar <apanesar@4195tech.com>
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@@ -0,0 +1,37 @@
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/******************************************************************************
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* Project: Project 3b *
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* Class Name: DecFormat *
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* Author: Amrit Panesar -ASP ,o/ *
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* Last Edited: 08/20/2012 *
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* Hours: 0.25 Hours *
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* Purpose: To demonstrate the ability to create a conventionally named *
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* java application, the parsing of numeric strings with *
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* exception handling, format numeric output using Decimal *
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* Format, write to and read from a simple text file, use Decimal*
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* Format to format output *
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* *
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******************************************************************************/
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import java.text.DecimalFormat;
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public class DecFormat
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{
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public static void main(String[] args) // main
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{
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DecimalFormat df3Pos = new DecimalFormat("#####,00.000"); //2a
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DecimalFormat df5Pos = new DecimalFormat("#######,00.0000"); //2b
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double dLarge01 = 0.1535012260547;
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System.out.println("dLarge01 formatted to 3 places: "
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+ df3Pos.format(dLarge01)); //2c
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System.out.println("dLarge01 formatted to 5 places: "
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+ df5Pos.format(dLarge01)); //2c
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}
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}
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/* output:
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E:\programs\Mod1\Project3>java DecFormat
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dLarge01 formatted to 3 places: 00.154
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dLarge01 formatted to 5 places: 00.1535
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*/
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@@ -0,0 +1,54 @@
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/******************************************************************************
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* Project: Project 3c *
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* Class Name: JOptPane *
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* Author: Amrit Panesar -ASP ,o/ *
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* Last Edited: 08/20/2012 *
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* Hours: 0.25 Hours *
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* Purpose: To demonstrate the ability to create a conventionally named *
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* java application, the parsing of numeric strings with *
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* exception handling, format numeric output using Decimal *
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* Format, write to and read from a simple text file, use Decimal*
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* Format to format output *
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* *
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******************************************************************************/
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import javax.swing.*; //3
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public class JOptPane //3
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{
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public static void main(String[] args) //main
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{
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String input = JOptionPane.showInputDialog("Please enter a whole number."); //3a
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int iInt01;
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try
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{
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iInt01 = Integer.parseInt(input); //3b
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}
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catch (Exception e)
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{
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JOptionPane.showMessageDialog(null, "We're sorry, \""+input+"\" was"
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+ " an incorrect input.", "Error", JOptionPane.ERROR_MESSAGE);
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//3c
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return;
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}
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JOptionPane.showMessageDialog(null, "Your number was: "+iInt01,
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"Success", JOptionPane.INFORMATION_MESSAGE);// 3d
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/*--double time--*/
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input = JOptionPane.showInputDialog("Please enter a decimal number."); //3e
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double dReal01;
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try
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{
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dReal01 = Double.parseDouble(input); //3f
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}
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catch (Exception e)
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{
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JOptionPane.showMessageDialog(null, "We're sorry, \""+input+"\" was"
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+ " an incorrect input.", "Error", JOptionPane.ERROR_MESSAGE);
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//3g
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return;
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}
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JOptionPane.showMessageDialog(null, "Your number was: "+dReal01,
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"Success", JOptionPane.INFORMATION_MESSAGE);// 3d
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}
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}
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@@ -0,0 +1,122 @@
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/******************************************************************************
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* Project: Project 3a *
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* Class Name: Project3a *
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* Author: Amrit Panesar -ASP ,o/ *
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* Last Edited: 08/20/2012 *
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* Hours: 1.00 Hours *
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* Purpose: To demonstrate the ability to create a conventionally named *
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* java application, the parsing of numeric strings with *
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* exception handling, format numeric output using Decimal *
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* Format, write to and read from a simple text file, use Decimal*
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* Format to format output *
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* *
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******************************************************************************/
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public class Project3a
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{
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public static void main(String[] args) // main
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{
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int iNum01 = 1337; //1a
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int iNum02 = 42; //1a
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double dPow = Math.pow(iNum01, iNum02); //1b1
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double dSqrt = Math.sqrt(iNum01); //1b2
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System.out.println("The first number is: "+iNum01+".");
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System.out.println("The second number is: "+iNum02+".");
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System.out.println(""+iNum01+" raised to the power of "+iNum02+" is: "
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+ dPow+"."); //1b1
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System.out.println("The square root of "+iNum01+" is: "+dSqrt+".\n");//1b2
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if (dPow >= dSqrt) //1b3
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{
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System.out.println("The first number ("+iNum01+") raised to the "
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+"second number ("+iNum02+") \nis greater than the square "
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+"root of ("+iNum01+")."); //1b3
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}
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else
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{
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System.out.println("The square root of "+iNum01+" is greater than"
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+ "the first number("+iNum01+") raised to the second number"
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+ "("+iNum02+")."); //1b3
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}
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System.out.println("\n---------------------------------------------\n");
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double dRad = 7; //1b4
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double dDia = 7*2; //1b4
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double dArea = Math.PI*(Math.pow(dRad, 2)); //1b4
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System.out.println("Circle's Radius: "+ dRad + "."); //1b4
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System.out.println("Circle's Diameter: " + dDia + "."); //1b4
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System.out.println("Circle's Area: "+ dArea + "."); //1b4
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System.out.println("\n---------------------------------------------\n");
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String sQuote= "Now is the time for all good men to come to the aid of "
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+ "their country."; //1c
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System.out.println("The ammount of characters in the quote \n"
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+ "\""+sQuote+"\" \nis: "+sQuote.length()+".\n"); //1c1
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System.out.println("The same quote in all caps is: \n"
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+ "\""+sQuote.toUpperCase()+"\"\n"); //1c2
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System.out.println("The same quote in lower case is: \n"
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+ "\""+sQuote.toLowerCase()+"\"\n"); //1c3
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System.out.println("The first index of the character 'o' is: "
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+ sQuote.indexOf('o')+"\n"); //1c4
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System.out.println("The next index of the character 'o' is: "
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+ sQuote.indexOf('o',(sQuote.indexOf('o')+1))+"\n"); //1c5
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System.out.println("The character present at index 17 is a(n) '"
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+ sQuote.charAt(17) + "'.\n"); //1c6
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String sSubstr = sQuote.substring(sQuote.indexOf('t'),
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(sQuote.length()-1)); //1c7
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System.out.println("The substring of the quote from the first instence "
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+ "of the character 't' \nto the last character, not including "
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+ "a period is: \n\""+sSubstr+"\""); //1c8
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}
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}
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/* output:
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E:\programs\Mod1\Project3>java Project3a
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The first number is: 1337.
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The second number is: 42.
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1337 raised to the power of 42 is: 1.983896928320167E131.
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The square root of 1337 is: 36.565010597564445.
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The first number (1337) raised to the second number (42)
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is greater than the square root of (1337).
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---------------------------------------------
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Circle's Radius: 7.0.
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Circle's Diameter: 14.0.
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Circle's Area: 153.93804002589985.
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---------------------------------------------
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The ammount of characters in the quote
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"Now is the time for all good men to come to the aid of their country."
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is: 69.
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The same quote in all caps is:
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"NOW IS THE TIME FOR ALL GOOD MEN TO COME TO THE AID OF THEIR COUNTRY."
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The same quote in lower case is:
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"now is the time for all good men to come to the aid of their country."
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The first index of the character 'o' is: 1
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The next index of the character 'o' is: 17
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The character present at index 17 is a(n) 'o'.
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The substring of the quote from the first instence of the character 't'
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to the last character, not including a period is:
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"the time for all good men to come to the aid of their country"
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*/
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@@ -0,0 +1,80 @@
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/******************************************************************************
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* Project: Project 3d *
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* Class Name: TempCon *
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* Author: Amrit Panesar -ASP ,o/ *
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* Last Edited: 08/23/2012 *
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* Hours: 1.50 Hours *
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* Purpose: To demonstrate the ability to create a conventionally named *
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* java application, the parsing of numeric strings with *
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* exception handling, format numeric output using Decimal *
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* Format, write to and read from a simple text file, use Decimal*
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* Format to format output *
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* *
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******************************************************************************/
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import javax.swing.*;
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import java.io.*;
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import java.util.*;
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public class TempCon
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{
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public static void main(String[] args) // main
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{
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String sCity = JOptionPane.showInputDialog("Please enter a city."); //4a
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sCity = sCity.toUpperCase();//4b
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String sDate = JOptionPane.showInputDialog("Please enter a date, mm/dd/yyyy."); //4c
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String sTemp = JOptionPane.showInputDialog("Please enter a temperature in Fahrenheit."); //4d
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double dTemp = 0;
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try
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{
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dTemp = Double.parseDouble(sTemp);
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}
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catch (NumberFormatException ex)
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{
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JOptionPane.showMessageDialog(null, "We're sorry, \""+dTemp+"\" was an invalid input"
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+"Please re-run the application.", "Fatal Error", JOptionPane.ERROR_MESSAGE);
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System.exit(0);
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}
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double dTempc = (dTemp - 32) * (5.0/9.0);
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String sTempc = String.format("%.2f", dTempc);
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PrintWriter outFile = null;
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Scanner inFile = null;
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try
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{
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outFile = new PrintWriter("tempfile.dat");
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inFile = new Scanner(new FileReader("tempfile.dat"));
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String sOut = "Temperature for: "+sCity+"\non: "+sDate+"\n"
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+dTemp+"\u00B0 Fahrenheit\n"+sTempc+"\u00B0 Celsius.";
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String sIn = "";
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outFile.append(sOut);
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outFile.flush();
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sIn = inFile.nextLine() + "\n" + inFile.nextLine() + "\n" +
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inFile.nextLine() + "\n" + inFile.nextLine();
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JOptionPane.showMessageDialog(null,sIn, "Temperature for: "+sCity,
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JOptionPane.INFORMATION_MESSAGE);
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}
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catch (FileNotFoundException ex)
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{
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JOptionPane.showMessageDialog(null, "We're sorry, please make a file named "
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+"Tempfile.dat", "Fatal Error", JOptionPane.ERROR_MESSAGE);
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System.exit(0);
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}
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catch (IOException ex)
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{
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JOptionPane.showMessageDialog(null, "We're sorry, caught an I/o exception "
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,"Fatal Error", JOptionPane.ERROR_MESSAGE);
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System.exit(0);
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}
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finally
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{
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outFile.close();
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inFile.close();
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}
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System.exit(0);
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}
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}
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@@ -0,0 +1,4 @@
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Temperature for: EL CAJON
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on: 01/10/1990
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-212.0° Fahrenheit
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-135.56° Celsius.
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