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| org.apache.jetspeed.security.spi.impl.SimpleCredentialPasswordValidator |
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| 1 | /* |
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| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 3 | * contributor license agreements. See the NOTICE file distributed with |
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| 4 | * this work for additional information regarding copyright ownership. |
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| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 6 | * (the "License"); you may not use this file except in compliance with |
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| 7 | * the License. You may obtain a copy of the License at |
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| 8 | * |
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| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | * |
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| 11 | * Unless required by applicable law or agreed to in writing, software |
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| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | * See the License for the specific language governing permissions and |
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| 15 | * limitations under the License. |
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| 16 | */ |
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| 17 | package org.apache.jetspeed.security.spi.impl; |
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| 18 | ||
| 19 | import org.apache.jetspeed.security.InvalidPasswordException; |
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| 20 | import org.apache.jetspeed.security.SecurityException; |
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| 21 | import org.apache.jetspeed.security.spi.CredentialPasswordValidator; |
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| 22 | ||
| 23 | /** |
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| 24 | * <p> |
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| 25 | * SimpleCredentialPasswordValidator |
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| 26 | * </p> |
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| 27 | * |
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| 28 | * @author <a href="mailto:ate@apache.org">Ate Douma</a> |
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| 29 | * @version $Id: SimpleCredentialPasswordValidator.java 516448 2007-03-09 16:25:47Z ate $ |
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| 30 | */ |
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| 31 | public class SimpleCredentialPasswordValidator implements CredentialPasswordValidator |
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| 32 | { |
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| 33 | private int minPasswordLength; |
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| 34 | private int minNumberOfDigits; |
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| 35 | ||
| 36 | /** |
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| 37 | * @param minPasswordLength |
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| 38 | * @param minNumberOfDigits |
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| 39 | */ |
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| 40 | public SimpleCredentialPasswordValidator(int minPasswordLength, class="keyword">int minNumberOfDigits) |
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| 41 | 0 | { |
| 42 | 0 | this.minPasswordLength = minPasswordLength; |
| 43 | 0 | this.minNumberOfDigits = minNumberOfDigits; |
| 44 | 0 | } |
| 45 | ||
| 46 | /** |
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| 47 | * @see org.apache.jetspeed.security.spi.CredentialPasswordValidator#validate(String) |
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| 48 | */ |
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| 49 | public void validate(String clearTextPassword) throws SecurityException |
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| 50 | { |
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| 51 | 0 | int digits = 0; |
| 52 | 0 | if ( clearTextPassword == null ) |
| 53 | { |
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| 54 | 0 | clearTextPassword = ""; |
| 55 | } |
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| 56 | 0 | char[] pwd = clearTextPassword.toCharArray(); |
| 57 | ||
| 58 | 0 | if ( minPasswordLength > 0 && pwd.length < minPasswordLength ) |
| 59 | { |
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| 60 | 0 | throw new InvalidPasswordException(); |
| 61 | } |
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| 62 | ||
| 63 | 0 | if ( minNumberOfDigits > 0) |
| 64 | { |
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| 65 | 0 | for ( int i = 0; i < pwd.length; i++ ) |
| 66 | { |
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| 67 | 0 | if (Character.isDigit(pwd[i])) |
| 68 | { |
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| 69 | 0 | digits++; |
| 70 | } |
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| 71 | } |
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| 72 | 0 | if (digits < minNumberOfDigits) |
| 73 | { |
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| 74 | 0 | throw new InvalidPasswordException(); |
| 75 | } |
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| 76 | } |
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| 77 | 0 | } |
| 78 | } |
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