134 lines
3.0 KiB
Java
134 lines
3.0 KiB
Java
import java.io.PrintStream;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.Scanner;
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public class ResearchCenter {
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public ResearchCenter(Scanner sc) {
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projects = new ArrayList<Project>();
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Project p = readProject(sc);
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while (p != null) {
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projects.add(p);
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p = readProject(sc);
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}
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}
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private ResearchCenter(ArrayList<Project> projects) {
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this.projects = projects;
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}
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private Project readProject(Scanner sc) {
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Project project = null;
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if (!sc.hasNextLine()) {
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return null;
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}
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String type = sc.nextLine();
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while (type != null) {
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try {
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if (!type.equals("Ricerca") && !type.equals("Industria")) {
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throw new IncorrectLabelException("Label is not \"Industria\" or \"Ricerca\"!");
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}
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if (type.equals("Ricerca")) {
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project = ResearchProject.read(sc);
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} else if (type.equals("Industria")) {
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project = IndustrialProject.read(sc);
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}
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return project;
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} catch (IncorrectLabelException e) {
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System.err.println("An exception occurred while reading project label \"" + type + "\"");
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System.err.println(e.getMessage());
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System.err.println("All next line different from Industria or Ricerca will be skipped...");
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while (!type.equals("Ricerca") && !type.equals("Industria") && sc.hasNextLine()) {
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type = sc.nextLine();
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}
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if (!sc.hasNextLine()) {
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type = null;
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}
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}
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}
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return null;
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}
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public ResearchCenter filterByPreviousDate(Date date) {
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ArrayList<Project> projectsFilter = new ArrayList<Project>();
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for (Project p : projects) {
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if (p.getEnd().before(date)) {
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projectsFilter.add(p);
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}
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}
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return new ResearchCenter(projectsFilter);
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}
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public ResearchCenter filterByNextDate(Date date) {
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ArrayList<Project> projectsFilter = new ArrayList<Project>();
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for (Project p : projects) {
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if (p.getStart().after(date)) {
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projectsFilter.add(p);
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}
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}
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return new ResearchCenter(projectsFilter);
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}
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public ResearchCenter researchProjectFilter(){
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ArrayList<Project> projectsFilter = new ArrayList<Project>();
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for(Project p: project)
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if(p istanceof ResearchProject)
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projectsFilter.add(p);
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return new ResearchCenter(projectsFilter);
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}
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public void sortByName() {
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int i, j = 0;
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boolean done = false;
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while (!done && j < projects.size() - 1) {
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done = true;
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for (i = 0; i < projects.size() - j - 1; i++) {
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if (projects.get(i).getName().compareTo(projects.get(i + 1).getName()) > 0) {
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swap(i, i + 1);
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done = false;
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}
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}
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j++;
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}
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}
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private void swap(int i, int j) {
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Project temp = projects.get(i);
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projects.set(i, projects.get(j));
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projects.set(j, temp);
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}
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public void print(PrintStream ps) {
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for (Project p : projects) {
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if (p instanceof ResearchProject) {
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ps.println("Ricerca");
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} else {
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ps.println("Industria");
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}
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p.print(ps);
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}
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}
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private ArrayList<Project> projects;
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}
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