source: trunk/de.ugoe.cs.swe.exercises/src/de/ugoe/cs/swe/exercises/settings/Settings.java

package de.ugoe.cs.swe.exercises.settings;

import java.io.File;
import java.io.IOException;
import com.thoughtworks.xstream.XStream;
import de.ugoe.cs.swe.exercises.misc.FileUtils;

public class Settings {
        private String svnLocation;
        private String workingDirectory;
        private String svnUsername;
        private String svnPassword;
        private String mysqlHost;
        private String mysqlDb;
        private String mysqlUsername;
        private String mysqlPassword;
        private String pdfLatexPath;
        private String researchGroup;
        private String researchGroupUrl;
        private boolean mysqlSSL = false;
        private static Settings settings;

        private Settings() {
        }

        public static Settings getInstance() {
                if (settings == null)
                        settings = new Settings();

                return settings;
        }

        public boolean isInitialized() {
                if (svnLocation == "" || workingDirectory == "" || svnUsername == ""
                                || svnPassword == "" || mysqlHost == "" || mysqlDb == ""
                                || mysqlUsername == "" || mysqlPassword == ""
                                || pdfLatexPath == "") {
                        return false;
                }
                return true;

        }

        private String nullCheck(String str) {
                if (str == null)
                        return "";
                else
                        return str;
                        
        }
        
        public String getSvnLocation() {
                return nullCheck(svnLocation);
        }

        public void setSvnLocation(String svnLocation) {
                this.svnLocation = svnLocation;
        }

        public String getWorkingDirectory() {
                return nullCheck(workingDirectory);
        }

        public void setWorkingDirectory(String workingDirectory) {
                this.workingDirectory = workingDirectory;
        }

        public String getSvnUsername() {
                return nullCheck(svnUsername);
        }

        public void setSvnUsername(String svnUsername) {
                this.svnUsername = svnUsername;
        }

        public String getSvnPassword() {
                return nullCheck(svnPassword);
        }

        public void setSvnPassword(String svnPassword) {
                this.svnPassword = svnPassword;
        }

        public String getMysqlHost() {
                return nullCheck(mysqlHost);
        }

        public void setMysqlHost(String mysqlHost) {
                this.mysqlHost = mysqlHost;
        }

        public String getMysqlDb() {
                return nullCheck(mysqlDb);
        }

        public void setMysqlDb(String mysqlDb) {
                this.mysqlDb = mysqlDb;
        }

        public String getMysqlUsername() {
                return nullCheck(mysqlUsername);
        }

        public void setMysqlUsername(String mysqlUsername) {
                this.mysqlUsername = mysqlUsername;
        }

        public String getMysqlPassword() {
                return nullCheck(mysqlPassword);
        }

        public void setMysqlPassword(String mysqlPassword) {
                this.mysqlPassword = mysqlPassword;
        }

        public String getPdfLatexPath() {
                return nullCheck(pdfLatexPath);
        }

        public void setPdfLatexPath(String pdfLatexPath) {
                this.pdfLatexPath = pdfLatexPath;
        }

        public String getResearchGroup() {
                return nullCheck(researchGroup);
        }

        public void setResearchGroup(String researchGroup) {
                this.researchGroup = researchGroup;
        }

        public String getResearchGroupUrl() {
                return nullCheck(researchGroupUrl);
        }

        public void setResearchGroupUrl(String researchGroupUrl) {
                this.researchGroupUrl = researchGroupUrl;
        }

        public boolean isMysqlSSL() {
                return mysqlSSL;
        }

        public void setMysqlSSL(boolean mysqlSSL) {
                this.mysqlSSL = mysqlSSL;
        }

        public void load() {
                File file = new File(System.getProperty("user.home")
                                + "/exercises_settings.xml");
                if (file.exists()) {
                        try {
                                String content = FileUtils.readFileAsString(file.getAbsolutePath());
                                XStream xstream = new XStream();
                                xstream.alias("ExercisesSettings", Settings.class);
                                settings = (Settings) xstream.fromXML(content);
                        } catch (IOException e) {
                                e.printStackTrace();
                        }
                }
        }

        public void save() {
                File file = new File(System.getProperty("user.home")
                                + "/exercises_settings.xml");

                XStream xstream = new XStream();
                xstream.alias("ExercisesSettings", Settings.class);
                String xml = xstream.toXML(settings);
                try {
                        FileUtils.writeStringAsFile(file.getAbsolutePath(), xml);
                } catch (IOException e) {
                        e.printStackTrace();
                }
        }

        @Override
        public String toString() {
                StringBuilder builder = new StringBuilder();
                builder.append("Settings [mysqlDb=");
                builder.append(mysqlDb);
                builder.append(", mysqlHost=");
                builder.append(mysqlHost);
                builder.append(", mysqlPassword=");
                builder.append(mysqlPassword);
                builder.append(", mysqlSSL=");
                builder.append(mysqlSSL);
                builder.append(", mysqlUsername=");
                builder.append(mysqlUsername);
                builder.append(", pdfLatexPath=");
                builder.append(pdfLatexPath);
                builder.append(", researchGroup=");
                builder.append(researchGroup);
                builder.append(", researchGroupUrl=");
                builder.append(researchGroupUrl);
                builder.append(", svnLocation=");
                builder.append(svnLocation);
                builder.append(", svnPassword=");
                builder.append(svnPassword);
                builder.append(", svnUsername=");
                builder.append(svnUsername);
                builder.append(", workingDirectory=");
                builder.append(workingDirectory);
                builder.append("]");
                return builder.toString();
        }

        
        
}