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Merge streams #2

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Merge streams #2

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32 changes: 29 additions & 3 deletions src/se/edu/inclass/Main.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,10 +16,12 @@ public static void main(String[] args) {
DataManager dm = new DataManager("./data/data.txt");
ArrayList<Task> tasksData = dm.loadData();

System.out.println("Printing deadlines");
printDeadlines(tasksData);
printDeadlinesUsingStreams(tasksData);

System.out.println("Total number of deadlines: " + countDeadlines(tasksData));
// System.out.println("Printing deadlines");
// printDeadlines(tasksData);

System.out.println("Total number of deadlines: " + countDeadlinesUsingStreams(tasksData));

}

Expand All @@ -39,6 +41,30 @@ public static void printData(ArrayList<Task> tasksData) {
}
}

public static void printDataUsingStreams(ArrayList<Task> tasksData) {
System.out.println("Printing data using streams");
tasksData.stream()
.forEach(System.out::println);
}

public static void printDeadlinesUsingStreams(ArrayList<Task> tasksData) {
System.out.println("Printing deadlines using streams");
tasksData.stream()
.filter(t -> t instanceof Deadline)
.forEach(System.out::println);
}

public static int countDeadlinesUsingStreams(ArrayList<Task> tasksData) {
System.out.println("Calculating count using streams");
int count = 0;

count = (int) tasksData.stream()
.filter(t -> t instanceof Deadline)
.count();

return count;
}

public static void printDeadlines(ArrayList<Task> tasksData) {
for (Task t : tasksData) {
if (t instanceof Deadline) {
Expand Down