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| org.apache.jetspeed.security.impl.BaseHierarchyResolver |
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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.impl; |
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| 18 | ||
| 19 | import java.util.ArrayList; |
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| 20 | import java.util.List; |
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| 21 | import java.util.prefs.BackingStoreException; |
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| 22 | import java.util.prefs.Preferences; |
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| 23 | ||
| 24 | import org.apache.commons.logging.Log; |
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| 25 | import org.apache.commons.logging.LogFactory; |
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| 26 | import org.apache.jetspeed.util.ArgUtil; |
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| 27 | ||
| 28 | /** |
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| 29 | * <p> |
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| 30 | * Base implementation for the hierarchy resolver. |
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| 31 | * <p> |
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| 32 | * |
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| 33 | * @author <a href="mailto:dlestrat@apache.org">David Le Strat</a> |
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| 34 | */ |
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| 35 | 0 | public class BaseHierarchyResolver |
| 36 | { |
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| 37 | /** The logger. */ |
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| 38 | 0 | private static final Log log = LogFactory.getLog(BaseHierarchyResolver.class); |
| 39 | ||
| 40 | /** |
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| 41 | * @see org.apache.jetspeed.security.HierarchyResolver#resolveChildren(java.util.prefs.Preferences) |
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| 42 | */ |
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| 43 | public String[] resolveChildren(Preferences prefs) |
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| 44 | { |
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| 45 | 0 | ArgUtil.notNull(new Object[] { prefs }, class="keyword">new String[] { "preferences" }, "resolveChildren(java.util.prefs.Preferences)"); |
| 46 | ||
| 47 | 0 | List children = new ArrayList(); |
| 48 | 0 | processPreferences(prefs, children); |
| 49 | 0 | return (String[]) children.toArray(new String[0]); |
| 50 | } |
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| 51 | ||
| 52 | /** |
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| 53 | * <p> |
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| 54 | * Recursively processes the preferences. |
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| 55 | * </p> |
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| 56 | * |
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| 57 | * @param prefs The preferences. |
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| 58 | * @param list The list to add the preferences to. |
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| 59 | */ |
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| 60 | protected void processPreferences(Preferences prefs, List list) |
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| 61 | { |
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| 62 | 0 | if (!list.contains(prefs.absolutePath())) |
| 63 | { |
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| 64 | 0 | list.add(prefs.absolutePath()); |
| 65 | } |
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| 66 | try |
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| 67 | { |
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| 68 | 0 | String[] names = prefs.childrenNames(); |
| 69 | 0 | for (int i = 0; i < names.length; i++) |
| 70 | { |
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| 71 | 0 | processPreferences(prefs.node(names[i]), list); |
| 72 | } |
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| 73 | } |
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| 74 | 0 | catch (BackingStoreException bse) |
| 75 | { |
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| 76 | 0 | log.warn("can't find children of " + prefs.absolutePath(), bse); |
| 77 | 0 | } |
| 78 | 0 | } |
| 79 | } |
| This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |