Upload New File

src/com/altimetrik/EngineerFirm.java

+package com.altimetrik;
+
+import java.util.Arrays;
+import java.util.IntSummaryStatistics;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public    class EngineerFirm {
+	private final int[] income;
+
+	public EngineerFirm(int count) {
+		income = new int[count];
+		for (int i = 0; i < count; i++) {
+			income[i] = 0;
+		}
+	}
+
+	public static void printMessages(double salaryAmount, String salarySpecification, String profession) {
+		switch (salarySpecification) {
+		case "max":
+			System.out.print("Maximum salary amongst " + profession);
+			System.out.printf(" is %d", (int) salaryAmount);
+			System.out.println("");
+			break;
+		case "min":
+			System.out.print("Minimum salary amongst " + profession);
+			System.out.printf(" is %d", (int) salaryAmount);
+			System.out.println("");
+			break;
+		case "ave":
+			System.out.print("Average salary of " + profession);
+			System.out.printf(" is %.2f", salaryAmount);
+			System.out.println("");
+			break;
+		default:
+			System.out.println("Incomes of " + profession + " credited");
+			break;
+		}
+	}
+
+	public void assignSalaries(int[] salaries) {
+		if (salaries != null) {
+			assignIncome(salaries);
+			printMessages(0, "", "engineers");
+		}
+	}
+
+	public void maxSalary() {
+		printMessages(MaxSalary(), "max", "engineers");
+	}
+
+	public void minSalary() {
+		printMessages(MinSalary(), "min", "engineers");
+	}
+
+	public void averageSalary() {
+		printMessages(AveSalary(), "ave", "engineers");
+	}
+
+	public Integer MaxSalary() {
+		List<Integer> list = Arrays.stream(income).boxed().collect(Collectors.toList());
+		return list.stream().max(Integer::compare).get();
+	}
+
+	public Integer MinSalary() {
+		List<Integer> list = Arrays.stream(income).boxed().collect(Collectors.toList());
+		return list.stream().min(Integer::compare).get();
+	}
+
+	public double AveSalary() {
+		List<Integer> list = Arrays.stream(income).boxed().collect(Collectors.toList());
+		IntSummaryStatistics stats = list.stream().mapToInt((x) -> x).summaryStatistics();
+		return stats.getAverage();
+	}
+
+	public void assignIncome(int[] salaries) {
+		System.arraycopy(salaries, 0, income, 0, Math.min(income.length, salaries.length));
+	}
+}
\ No newline at end of file