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org.apache.jetspeed.aggregator.CurrentWorkerContext$2 |
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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.aggregator; |
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18 | ||
19 | import java.util.Enumeration; |
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20 | import java.util.Hashtable; |
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21 | ||
22 | /** |
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23 | * Maintains a context attributes for the current Thread |
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24 | * |
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25 | * @author <a href="mailto:taylor@apache.org">David Sean Taylor</a> |
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26 | * @version $Id: $ |
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27 | */ |
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28 | public final class CurrentWorkerContext |
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29 | { |
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30 | private static ThreadLocal currentWorkerContext = |
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31 | new ThreadLocal() { |
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32 | protected synchronized Object initialValue() { |
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33 | return new Hashtable(); |
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34 | } |
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35 | }; |
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36 | ||
37 | private static ThreadLocal parallelRenderingMode = |
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38 | new ThreadLocal() { |
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39 | 0 | protected synchronized Object initialValue() { |
40 | 0 | return new boolean [] { false }; |
41 | } |
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42 | }; |
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43 | ||
44 | private CurrentWorkerContext() |
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45 | { |
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46 | } |
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47 | ||
48 | /** |
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49 | * Returns an Enumeration containing the names of the attributes available to this Thread. |
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50 | * This method returns an empty Enumeration if the thread has no attributes available to it. |
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51 | */ |
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52 | public static Enumeration getAttributeNames() |
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53 | { |
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54 | return ((Hashtable) currentWorkerContext.get()).keys(); |
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55 | } |
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56 | ||
57 | /** |
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58 | * @return an attribute in the current Thread |
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59 | * @param attrName Locale for this Thread |
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60 | */ |
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61 | public static Object getAttribute(String name) |
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62 | { |
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63 | return ((Hashtable) currentWorkerContext.get()).get(name); |
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64 | } |
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65 | ||
66 | /** |
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67 | * Stores an attribute in this Thread. |
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68 | * <br> |
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69 | * @param name - a String specifying the name of the attribute |
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70 | * @param o - the Object to be stored |
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71 | */ |
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72 | public static void setAttribute(String name, Object o) |
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73 | { |
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74 | if (o != null) { |
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75 | ((Hashtable) currentWorkerContext.get()).put(name, o); |
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76 | } else { |
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77 | removeAttribute(name); |
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78 | } |
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79 | } |
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80 | ||
81 | /** |
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82 | * Removes an attribute from this Thread. |
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83 | * <br> |
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84 | * @param name - a String specifying the name of the attribute |
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85 | */ |
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86 | public static void removeAttribute(String name) |
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87 | { |
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88 | ((Hashtable) currentWorkerContext.get()).remove(name); |
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89 | } |
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90 | ||
91 | /** |
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92 | * Removes all attributes from this Thread. |
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93 | */ |
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94 | public static void removeAllAttributes() |
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95 | { |
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96 | ((Hashtable) currentWorkerContext.get()).clear(); |
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97 | } |
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98 | ||
99 | public static void setParallelRenderingMode(boolean parallelMode) |
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100 | { |
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101 | ((boolean []) parallelRenderingMode.get())[0] = parallelMode; |
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102 | } |
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103 | ||
104 | public static boolean getParallelRenderingMode() |
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105 | { |
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106 | return ((boolean []) parallelRenderingMode.get())[0]; |
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107 | } |
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108 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |