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1 package com.calipso.reportgenerator.reportmanager;
2
3 import com.calipso.reportgenerator.common.InfoException;
4
5 import java.util.HashMap  ;
6 import java.util.StringTokenizer ;
7 import java.util.Iterator ;
8 import java.io.*;
9
10 import com.calipso.reportgenerator.common.LanguageTraslator;
11 import com.calipso.reportgenerator.common.VersionProperties;
12
13
17
18 public class UsersRepository {
19
20 private HashMap users;
21 private String repositoryPath;
22
23
27 public UsersRepository(String repositoryPath) throws InfoException {
28 this.repositoryPath = repositoryPath;
29 initialize(new File(repositoryPath));
30 }
31
32
38 private void initialize(File repositoryFile) throws InfoException {
39 if(repositoryFile.exists()) {
40 fillUsersMapFrom(repositoryFile);
41 }
42 }
43
44
51 private void fillUsersMapFrom(File repositoryFile) throws InfoException {
52 FileReader fileReader = null;
53 try {
54 fileReader = new FileReader(repositoryFile);
55 } catch (FileNotFoundException e) {
56 throw new InfoException(LanguageTraslator.traslate("479"),e);
57 }
58 BufferedReader bufferedReader = new BufferedReader(fileReader);
59 String line = null;
60 try {
61 line = bufferedReader.readLine();
62 while(line != null) {
63 if(!line.equals("")) {
64 StringTokenizer tokenizer = new StringTokenizer (line, "=");
65 String user = tokenizer.nextToken();
66 String password = tokenizer.nextToken();
67 getUsers().put(user, password);
68 }
69 line = bufferedReader.readLine();
70 }
71 bufferedReader.close();
72 fileReader.close();
73 } catch (IOException e) {
74 throw new InfoException(LanguageTraslator.traslate("480"),e);
75 }
76
77 }
78
79
88 public boolean validate(String userName, String password) throws InfoException {
89 boolean returnVal = false;
90 if(getUsers().containsKey(userName)) {
91 String encryptPassword = PasswordEncryptor.getEncryptedPassword(password);
92 String storedPassword = getUsers().get(userName).toString();
93 if(storedPassword.trim().equalsIgnoreCase(encryptPassword.trim())) {
94 returnVal = true;
95 }
96 }
97 return returnVal;
98 }
99
100
105 public void changePasswd(String userName, String newPasswd) throws InfoException {
106 getUsers().remove(userName);
107 getUsers().put(userName, newPasswd);
108 updateChanges();
109 }
110
111
115 public void deleteUser(String userName) throws InfoException {
116 getUsers().remove(userName);
117 updateChanges();
118 }
119
120
123 private void updateChanges() throws InfoException {
124 try{
125 File outputFile = new File(repositoryPath);
126 FileWriter fileWriter = null;
127 fileWriter = new FileWriter(outputFile.getPath(), true);
128 BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);
129 Iterator iterator = getUsers().keySet().iterator();
130 while(iterator.hasNext()) {
131 String currentUserName = iterator.next().toString();
132 String hashedPasswd = getUsers().get(currentUserName).toString();
133 bufferedWriter.write(currentUserName + "=" + hashedPasswd + '\n');
134 }
135 bufferedWriter.close();
136 fileWriter.close();
137 }catch(Exception e){
138 throw new InfoException(LanguageTraslator.traslate("481"),e);
139 }
140 }
141
142
147 public void addNewUser(String userName, String password) throws InfoException {
148 if(getUsers().containsKey(userName)){
149 throw new InfoException(LanguageTraslator.traslate("394"));
150 }
151 File outputFile = new File(repositoryPath);
152 FileWriter fileWriter = null;
153 try {
154 fileWriter = new FileWriter(outputFile.getPath(), true);
155 BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);
156 bufferedWriter.write(userName + "=" + PasswordEncryptor.getEncryptedPassword(password) + '\n');
157 bufferedWriter.close();
158 fileWriter.close();
159 }catch(Exception e){
160 throw new InfoException(LanguageTraslator.traslate("482"),e);
161 }
162 }
163
164
168 private HashMap getUsers() {
169 if(users == null) {
170 users = new HashMap ();
171 }
172 return users;
173 }
174 }
175 |
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