| Clover coverage report - DrJava Test Coverage (drjava-20120304-r5456) |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| Configuration.java | 50% | 83.3% | 69.2% | 76.9% |
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| 1 | /*BEGIN_COPYRIGHT_BLOCK | |
| 2 | * | |
| 3 | * Copyright (c) 2001-2010, JavaPLT group at Rice University (drjava@rice.edu) | |
| 4 | * All rights reserved. | |
| 5 | * | |
| 6 | * Redistribution and use in source and binary forms, with or without | |
| 7 | * modification, are permitted provided that the following conditions are met: | |
| 8 | * * Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * * Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| 13 | * * Neither the names of DrJava, the JavaPLT group, Rice University, nor the | |
| 14 | * names of its contributors may be used to endorse or promote products | |
| 15 | * derived from this software without specific prior written permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 18 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 19 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 20 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| 21 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 22 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 23 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 24 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 25 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 26 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 27 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 28 | * | |
| 29 | * This software is Open Source Initiative approved Open Source Software. | |
| 30 | * Open Source Initative Approved is a trademark of the Open Source Initiative. | |
| 31 | * | |
| 32 | * This file is part of DrJava. Download the current version of this project | |
| 33 | * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/ | |
| 34 | * | |
| 35 | * END_COPYRIGHT_BLOCK*/ | |
| 36 | ||
| 37 | package edu.rice.cs.drjava.config; | |
| 38 | ||
| 39 | import java.io.StringWriter; | |
| 40 | import java.io.PrintWriter; | |
| 41 | import edu.rice.cs.util.swing.Utilities; | |
| 42 | ||
| 43 | /** Class to store and retrieve all configurable options. | |
| 44 | * @version $Id: Configuration.java 5232 2010-04-24 00:14:05Z mgricken $ | |
| 45 | */ | |
| 46 | public class Configuration { | |
| 47 | ||
| 48 | /** OptionMap used to store all option settings. */ | |
| 49 | protected volatile OptionMap map; | |
| 50 | ||
| 51 | /** Any exception that is caught when initializing this Configuration object. | |
| 52 | * Used later by the UI to display a useful message to the user. | |
| 53 | */ | |
| 54 | protected volatile Exception _startupException; | |
| 55 | ||
| 56 | /** Initializes this Configuration object with the given OptionMap. | |
| 57 | * @param om An empty OptionMap. | |
| 58 | */ | |
| 59 | 1650 | public Configuration(OptionMap om) { |
| 60 | 1650 | map = om; |
| 61 | 1650 | _startupException = null; |
| 62 | } | |
| 63 | ||
| 64 | /** Sets the given option to the given value and notifies all listeners of that option of the change. | |
| 65 | * @param op Option to set | |
| 66 | * @param value New value for the option | |
| 67 | */ | |
| 68 | 877 | public <T> T setSetting(final Option<T> op, final T value) { |
| 69 | 877 | T ret = map.setOption(op, value); |
| 70 | // System.err.println("setSetting(" + op + ", " + value + ") called"); | |
| 71 | 877 | Utilities.invokeLater(new Runnable() { public void run() { op.notifyListeners(Configuration.this, value); } }); |
| 72 | 877 | return ret; |
| 73 | } | |
| 74 | ||
| 75 | /** Gets the current value of the given Option. */ | |
| 76 | 64433 | public <T> T getSetting(Option<T> op) { return map.getOption(op); } |
| 77 | ||
| 78 | /** By default, all options are editable. */ | |
| 79 | 104494 | public <T> boolean isEditable(Option<T> op) { return true; } |
| 80 | ||
| 81 | /** Adds an OptionListener to the given Option, to be notified each time the option changes. | |
| 82 | * @param op Option to listen for changes on | |
| 83 | * @param l OptionListener wishing to listen | |
| 84 | */ | |
| 85 | 0 | public <T> void addOptionListener(Option<T> op, OptionListener<T> l) { op.addListener(this,l); } |
| 86 | ||
| 87 | /** Removes an OptionListener from an Option to which it was listening. */ | |
| 88 | 0 | public <T> void removeOptionListener(Option<T> op, OptionListener<T> l) { op.removeListener(this,l); } |
| 89 | ||
| 90 | /** Resets to the default values, overwriting any existing values. */ | |
| 91 | 232 | public void resetToDefaults() { OptionMapLoader.DEFAULT.loadInto(map); } |
| 92 | ||
| 93 | /** Returns whether there were any exceptions when starting. */ | |
| 94 | 38 | public boolean hadStartupException() { return _startupException != null; } |
| 95 | ||
| 96 | /** Returns the exception caught during startUp, or null if none were caught. */ | |
| 97 | 0 | public Exception getStartupException() { return _startupException; } |
| 98 | ||
| 99 | /** Stores exception caught during creation of this Configuration object, so it can be displayed later by the UI. | |
| 100 | * @param e Exception caught during startUp | |
| 101 | */ | |
| 102 | 0 | public void storeStartupException(Exception e) { _startupException = e; } |
| 103 | ||
| 104 | /** Returns a string representation of the contents of the OptionMap. */ | |
| 105 | 2 | public String toString() { |
| 106 | 2 | StringWriter sw = new StringWriter(); |
| 107 | 2 | PrintWriter w = new PrintWriter(sw); |
| 108 | ||
| 109 | // Write each option | |
| 110 | 2 | for (OptionParser<?> key : map.keys()) { |
| 111 | 3 | if (!key.getDefault().equals(map.getOption(key))) { |
| 112 | 3 | String tmpString = map.getString(key); |
| 113 | ||
| 114 | // This replaces all backslashes with two backslashes for windows | |
| 115 | 3 | tmpString = tmpString.replaceAll("\\\\", "\\\\\\\\"); |
| 116 | ||
| 117 | 3 | w.println(key.getName()+" = "+tmpString); |
| 118 | } | |
| 119 | } | |
| 120 | 2 | w.close(); |
| 121 | ||
| 122 | 2 | return sw.toString(); |
| 123 | } | |
| 124 | ||
| 125 | /** Return OptionMap. */ | |
| 126 | 11132 | public OptionMap getOptionMap() { return map; } |
| 127 | } |
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