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Merge branch 'master' of github.com:UCNProf/KAJE-JAVA

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This commit is contained in:
Karsten Jeppesen
2024-04-23 14:13:57 +02:00
parent 0334a99776 661c10c2b1
commit 12706d9ec3
6 changed files with 11 additions and 7 deletions
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2
Technology/ClassicIoBuffered/src/ClassicIoBuffered.java
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@@ -48,7 +48,7 @@ public class ClassicIoBuffered {
int lines = lineCount("input.txt", true); int lines = lineCount("input.txt", true);
long stopTime = System.nanoTime(); long stopTime = System.nanoTime();
System.out.println("Lines: " + String.valueOf(lines)); System.out.println("Lines: " + String.valueOf(lines));
System.out.println("Time it took: " + (stopTime - startTime - dryRun) + " "); System.out.println("Time to complete: " + (stopTime - startTime - dryRun) + " " + dryRun);
} }
} }

2
Technology/ClassicIoManBuffered/src/ClassicIoManBuffered.java
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@@ -43,7 +43,7 @@ public class ClassicIoManBuffered {
int lines = lineCount("input.txt", true); int lines = lineCount("input.txt", true);
long stopTime = System.nanoTime(); long stopTime = System.nanoTime();
System.out.println("Lines: " + String.valueOf(lines)); System.out.println("Lines: " + String.valueOf(lines));
System.out.println("Time it took: " + (stopTime - startTime - dryRun) + " "); System.out.println("Time to complete: " + (stopTime - startTime - dryRun) + " " + dryRun);
} }
} }

2
Technology/ClassicIoUnbuffered/src/ClassicIoUnbuffered.java
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@@ -40,7 +40,7 @@ public class ClassicIoUnbuffered {
int lines = lineCount("input.txt", true); int lines = lineCount("input.txt", true);
long stopTime = System.nanoTime(); long stopTime = System.nanoTime();
System.out.println("Lines: " + String.valueOf(lines)); System.out.println("Lines: " + String.valueOf(lines));
System.out.println("Time it took: " + (stopTime - startTime - dryRun) + " " + dryRun); System.out.println("Time to complete: " + (stopTime - startTime - dryRun) + " " + dryRun);
} }
} }

2
Technology/ClassicIoWholeFile/src/ClassicIoWholeFile.java
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@@ -46,7 +46,7 @@ public class ClassicIoWholeFile {
int lines = lineCount("input.txt", true); int lines = lineCount("input.txt", true);
long stopTime = System.nanoTime(); long stopTime = System.nanoTime();
System.out.println("Lines: " + String.valueOf(lines)); System.out.println("Lines: " + String.valueOf(lines));
System.out.println("Time it took: " + (stopTime - startTime - dryRun) + " "); System.out.println("Time to complete: " + (stopTime - startTime - dryRun) + " " + dryRun);
} }
} }

2
Technology/NioLineCount/src/NioLineCount.java
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@@ -87,7 +87,7 @@ public class NioLineCount {
int lines = lineCount("input.txt", true); int lines = lineCount("input.txt", true);
long stopTime = System.nanoTime(); long stopTime = System.nanoTime();
System.out.println("Lines: " + String.valueOf(lines)); System.out.println("Lines: " + String.valueOf(lines));
System.out.println("Time it took: " + (stopTime - startTime - dryRun) + " " + dryRun); System.out.println("Time to complete: " + (stopTime - startTime - dryRun) + " " + dryRun);
} }
} }

8
Technology/SemaphoreDemo/src/SemaphoreDemo.java
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@@ -2,6 +2,10 @@
// //
// java application to demonstrate // java application to demonstrate
// use of semaphores (Locks) // use of semaphores (Locks)
//
// The Semaphore constructor takes one argument: The number of permits!
// Every acquire granted will decrease the number of available permits by 1.
// Every release of an acquired semaphore will increase the number of permits.
import java.util.concurrent.*; import java.util.concurrent.*;
@@ -12,9 +16,9 @@ public class SemaphoreDemo
public static void main(String args[]) throws InterruptedException public static void main(String args[]) throws InterruptedException
{ {
// creating a Semaphore object // creating a Semaphore object
// A 1 means that you are allowed 1 write to start with // Granting 1 permit: You may write one object to the buffer
Semaphore semPro = new Semaphore(1); Semaphore semPro = new Semaphore(1);
// A 0 means that you are not allowed to read (as nobody has yet written to the buffer) // Granting 0 permits: Thou shallt not read what hasn't yet been written! (as nobody has yet written to the buffer)
Semaphore semCon = new Semaphore(0); Semaphore semCon = new Semaphore(0);
// creating two threads named "Producer" and "Consumer" // creating two threads named "Producer" and "Consumer"