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Ricky Barrette
2012-01-22 16:14:32 -05:00
commit f5e306f67f
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Java/TempConverter/.classpath Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src"/>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>
<classpathentry kind="output" path="bin"/>
</classpath>

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Java/TempConverter/.project Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>TempConverter</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

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Java/TempConverter/.settings/org.eclipse.jdt.core.prefs Normal file
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#Thu Nov 18 10:03:34 EST 2010
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=1.6
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.source=1.6

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Java/TempConverter/bin/TempConverter.class Normal file
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Java/TempConverter/bin/TempUnit.class Normal file
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Java/TempConverter/src/TempConverter.java Normal file
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import java.util.Scanner;
/**
* @author Twenty Codes, LLC
* @author ricky barrette
* @date Nov 18, 2010
*/
/**
* This is a simple temp converter application
*
* @author ricky barrette
*/
public class TempConverter {
/**
* This is the main method of this application
*
* @param args
* @author ricky barrette
*/
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
Scanner scanInput;
String input;
boolean isValid = false;
boolean isNumber;
double value = 0;
double answer = 0;
/*
* the following code will be used for units:
* 0 F
* 1 C
* 2 R
* 3 K
*/
int startingUnit = -1;
int endingUnit = -1;
System.out.println("*****************************************************************\n"
+ "This is ricky's temp converter\n" +
"The format used here will be <value> <values unit> <desired unit>\n" +
"example: 32.0 F C\n" +
"The output will be: 0 °C\n" +
"Supported units are °F, °C, °R, °K\n"
+ "*****************************************************************");
/*
* here we will get the users input and process it
*/
do {
isValid = true;
System.out.print("please enter the desired temp conversion:");
input = scan.nextLine();
scanInput = new Scanner(input);
/*
* here we will get the first token from the provided string
*/
try {
value = scanInput.nextFloat();
isNumber = true;
} catch (Exception e) {
System.out.print("Sorry that was not a valid entry, please try again");
isNumber = false;
isValid = false;
}
/*
* if the first token was a valid entry, then lets check the next token
*/
if (isNumber) {
String unit = null;
try {
unit = scanInput.next();
if (unit.equalsIgnoreCase("f")) {
startingUnit = 0;
} else if (unit.equalsIgnoreCase("c")) {
startingUnit = 1;
} else if (unit.equalsIgnoreCase("r")) {
startingUnit = 2;
} else if (unit.equalsIgnoreCase("k")) {
startingUnit = 3;
} else {
isValid = false;
}
} catch (Exception e1) {
isValid = false;
}
/*
* now the last token
*/
String newUnit = null;
try {
newUnit = scanInput.next();
if (newUnit.equalsIgnoreCase("f")) {
endingUnit = 0;
} else if (newUnit.equalsIgnoreCase("c")) {
endingUnit = 1;
} else if (newUnit.equalsIgnoreCase("r")) {
endingUnit = 2;
} else if (newUnit.equalsIgnoreCase("k")) {
endingUnit = 3;
} else {
isValid = false;
}
} catch (Exception e) {
isValid = false;
}
}
} while (!isValid);
/*
* This switch block will handle figuring out which equation to use
* now that we have a valid entry, its time for some math!
* Remember:
* 0 F
* 1 C
* 2 R
* 3 K
*/
switch(startingUnit){
case 0:
switch(endingUnit){
case 0:
answer = value;
break;
case 1:
answer = ((5.0/9.0) * (value - 32));
break;
case 2:
answer = value + 460;
break;
case 3:
answer = (5.0/9.0) * (value - 32);
answer = answer + 273;
break;
}
break;
case 1:
switch(endingUnit){
case 0:
answer = ((9.0/5.0) * value) + 32;
break;
case 1:
answer = value;
break;
case 2:
answer = ((9.0/5.0) * value) + 32;
answer = answer + 460;
break;
case 3:
answer = value + 273;
break;
}
break;
case 2:
switch(endingUnit){
case 0:
answer = value - 460;
break;
case 1:
answer = value - 460;
answer = (5.0/9.0) * (answer - 32);
break;
case 2:
answer = value;
break;
case 3:
answer = value - 460;
answer = ((5.0/9.0) * (answer - 32));
answer = answer + 273;
break;
}
break;
case 3:
switch(endingUnit){
case 0:
answer = value - 273;
answer = ((9.0/5.0) * answer) + 32;
break;
case 1:
answer = value - 273;
break;
case 2:
answer = value - 293;
answer = ((9.0/5.0) * answer) + 32;
answer = answer + 460;
break;
case 3:
answer = value;
break;
}
break;
}
switch(endingUnit){
case 0:
System.out.println(answer +"°F");
break;
case 1:
System.out.println(answer +"°C");
break;
case 2:
System.out.println(answer +"°R");
break;
case 3:
System.out.println(answer+"°K");
break;
}
}
}

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Java/TempConverter/src/TempUnit.java Normal file
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/**
* @author Twenty Codes, LLC
* @author ricky barrette
* @date Nov 21, 2010
*/
/**
* This will be a temp unit enum
* @author ricky barrette
*/
public enum TempUnit {
FARENHEIT, CELCIUS, KELVIN, RANKIN
}