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ResumeServlet.java
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160 lines (148 loc) · 6.61 KB
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package com.learnjava.web;
import com.learnjava.Config;
import com.learnjava.model.*;
import com.learnjava.storage.Storage;
import com.learnjava.util.DateUtil;
import com.learnjava.util.HtmlUtil;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class ResumeServlet extends HttpServlet {
private Storage storage;
@Override
public void init(ServletConfig config) throws ServletException {
super.init(config);
storage = Config.get().getStorage();
}
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
request.setCharacterEncoding("UTF-8");
String uuid = request.getParameter("uuid");
String fullName = request.getParameter("fullName");
final boolean isCreate = (uuid == null || uuid.isEmpty());
Resume r;
if (isCreate) {
r = new Resume(fullName);
} else {
r = storage.get(uuid);
r.setFullName(fullName);
}
if (!r.getFullName().isEmpty()) {
for (ContactType type : ContactType.values()) {
String value = request.getParameter(type.name());
if (HtmlUtil.isEmpty(value)) {
r.getContacts().remove(type);
} else {
r.setContact(type, value);
}
}
for (SectionType type : SectionType.values()) {
String value = removeEmptyLines(request.getParameter(type.name()));
String[] values = request.getParameterValues(type.name());
if ((values == null) || (HtmlUtil.isEmpty(value) && (values.length < 2))) {
r.getSections().remove(type);
} else {
switch (type) {
case OBJECTIVE, PERSONAL -> r.setSection(type, new TextSection(value));
case ACHIEVEMENT, QUALIFICATIONS ->
r.setSection(type, new ListSection(List.of(value.split("\\n"))));
case EDUCATION, EXPERIENCE -> {
List<Organization> orgs = new ArrayList<>();
String[] urls = request.getParameterValues(type.name() + "url");
for (int i = 0; i < values.length; i++) {
String name = values[i];
if (!HtmlUtil.isEmpty(name)) {
List<Period> Periods = new ArrayList<>();
String pfx = type.name() + i;
String[] startDates = request.getParameterValues(pfx + "startDate");
String[] endDates = request.getParameterValues(pfx + "endDate");
String[] titles = request.getParameterValues(pfx + "title");
String[] descriptions = request.getParameterValues(pfx + "description");
for (int j = 0; j < titles.length; j++) {
if (!HtmlUtil.isEmpty(titles[j])) {
Periods.add(new Period(DateUtil.parse(startDates[j]), DateUtil.parse(endDates[j]), titles[j], descriptions[j]));
}
}
orgs.add(new Organization(name, urls[i], Periods));
}
}
r.setSection(type, new OrganizationSection(orgs));
}
}
}
}
if (isCreate) {
storage.save(r);
} else {
storage.update(r);
}
}
response.sendRedirect("resume");
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws javax.servlet.ServletException, IOException {
String uuid = request.getParameter("uuid");
String action = request.getParameter("action");
if (action == null) {
request.setAttribute("resumes", storage.getAllSorted());
request.getRequestDispatcher("/WEB-INF/jsp/list.jsp").forward(request, response);
return;
}
Resume r;
switch (action) {
case "delete":
storage.delete(uuid);
response.sendRedirect("resume");
return;
case "view":
r = storage.get(uuid);
break;
case "add":
r = Resume.EMPTY;
break;
case "edit":
r = storage.get(uuid);
for (SectionType type : SectionType.values()) {
Section section = r.getSection(type);
switch (type) {
case OBJECTIVE:
case PERSONAL:
if (section == null) {
section = TextSection.EMPTY;
}
break;
case ACHIEVEMENT:
case QUALIFICATIONS:
if (section == null) {
section = ListSection.EMPTY;
}
break;
case EXPERIENCE:
case EDUCATION:
if (section == null) {
section = new OrganizationSection( Organization.EMPTY );
} else {
((OrganizationSection) section).getOrganizations().add(Organization.EMPTY);
}
break;
}
r.setSection(type, section);
}
break;
default:
throw new IllegalArgumentException("Action " + action + " is illegal");
}
request.setAttribute("resume", r);
request.getRequestDispatcher(("view".equals(action) ? "/WEB-INF/jsp/view.jsp" : "/WEB-INF/jsp/edit.jsp")).forward(request, response);
}
protected String removeEmptyLines(String input) {
if (input == null) {
return null;
} else {
return input.replaceAll("(?m)^\\s*$[\n\r]{1,}", "");
}
}
}