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| org.apache.jetspeed.util.ojb.ACLFieldConversion |
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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.util.ojb; |
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| 18 | ||
| 19 | import java.util.ArrayList; |
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| 20 | import java.util.Iterator; |
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| 21 | import java.util.List; |
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| 22 | import java.util.StringTokenizer; |
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| 23 | ||
| 24 | import org.apache.ojb.broker.accesslayer.conversions.ConversionException; |
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| 25 | import org.apache.ojb.broker.accesslayer.conversions.FieldConversion; |
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| 26 | ||
| 27 | /** |
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| 28 | * ACLFieldConversion |
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| 29 | * |
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| 30 | * OJB field conversion: Helps transparently map ACL List members |
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| 31 | * to/from database table column that that contains an ordered |
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| 32 | * CSV list of strings. |
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| 33 | */ |
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| 34 | 0 | public class ACLFieldConversion implements FieldConversion |
| 35 | { |
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| 36 | private static final String DELIM = ","; |
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| 37 | ||
| 38 | /** |
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| 39 | * @see org.apache.ojb.broker.accesslayer.conversions.FieldConversion#javaToSql(java.lang.Object) |
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| 40 | */ |
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| 41 | public Object javaToSql(Object arg0) throws ConversionException |
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| 42 | { |
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| 43 | 0 | if (arg0 instanceof List) |
| 44 | { |
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| 45 | 0 | List csvList = (List) arg0; |
| 46 | 0 | if (csvList.size() > 1) |
| 47 | { |
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| 48 | 0 | StringBuffer buffer = null; |
| 49 | 0 | Iterator values = csvList.iterator(); |
| 50 | 0 | while (values.hasNext()) |
| 51 | { |
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| 52 | 0 | String value = (String)values.next(); |
| 53 | 0 | if (value.length() > 0) |
| 54 | { |
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| 55 | 0 | if (buffer == null) |
| 56 | { |
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| 57 | 0 | buffer = new StringBuffer(255); |
| 58 | } |
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| 59 | else |
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| 60 | { |
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| 61 | 0 | buffer.append(DELIM); |
| 62 | } |
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| 63 | 0 | buffer.append(value); |
| 64 | } |
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| 65 | 0 | } |
| 66 | 0 | if (buffer != null) |
| 67 | { |
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| 68 | 0 | return buffer.toString(); |
| 69 | } |
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| 70 | 0 | } |
| 71 | 0 | else if (!csvList.isEmpty()) |
| 72 | { |
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| 73 | 0 | String value = (String)csvList.get(0); |
| 74 | 0 | if (value.length() > 0) |
| 75 | { |
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| 76 | 0 | return value; |
| 77 | } |
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| 78 | } |
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| 79 | 0 | return ""; |
| 80 | } |
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| 81 | 0 | return arg0; |
| 82 | } |
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| 83 | ||
| 84 | /** |
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| 85 | * @see org.apache.ojb.broker.accesslayer.conversions.FieldConversion#sqlToJava(java.lang.Object) |
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| 86 | */ |
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| 87 | public Object sqlToJava(Object arg0) throws ConversionException |
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| 88 | { |
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| 89 | 0 | if (arg0 instanceof String) |
| 90 | { |
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| 91 | 0 | List aclList = new ArrayList(4); |
| 92 | 0 | StringTokenizer tokens = new StringTokenizer((String) arg0, DELIM); |
| 93 | 0 | while (tokens.hasMoreTokens()) |
| 94 | { |
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| 95 | 0 | String value = tokens.nextToken().trim(); |
| 96 | 0 | if (value.length() > 0) |
| 97 | { |
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| 98 | 0 | aclList.add(value); |
| 99 | } |
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| 100 | 0 | } |
| 101 | 0 | return aclList; |
| 102 | } |
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| 103 | 0 | return arg0; |
| 104 | } |
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| 105 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |