1 // SECTION-START[License Header] 2 // <editor-fold defaultstate="collapsed" desc=" Generated License "> 3 /* 4 * Java Object Management and Configuration 5 * Copyright (C) Christian Schulte, 2005-206 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * o Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * o Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 21 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 23 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * $JOMC: ObjectManager.java 4712 2013-01-02 13:56:12Z schulte $ 32 * 33 */ 34 // </editor-fold> 35 // SECTION-END 36 package org.jomc; 37 38 import java.util.Locale; 39 40 // SECTION-START[Documentation] 41 // <editor-fold defaultstate="collapsed" desc=" Generated Documentation "> 42 /** 43 * Manages objects. 44 * 45 * <dl> 46 * <dt><b>Identifier:</b></dt><dd>org.jomc.ObjectManager</dd> 47 * <dt><b>Multiplicity:</b></dt><dd>One</dd> 48 * <dt><b>Scope:</b></dt><dd>Singleton</dd> 49 * </dl> 50 * 51 * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 1.0 52 * @version 1.0 53 * @see org.jomc.ObjectManager#getObject(java.lang.Class) getObject(ObjectManager.class) 54 * @see org.jomc.ObjectManager#getObject(java.lang.Class,java.lang.String) getObject(ObjectManager.class, "<i>implementation name</i>") 55 * @see org.jomc.ObjectManagerFactory 56 */ 57 // </editor-fold> 58 // SECTION-END 59 // SECTION-START[Annotations] 60 // <editor-fold defaultstate="collapsed" desc=" Generated Annotations "> 61 @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.4", comments = "See http://www.jomc.org/jomc/1.4/jomc-tools-1.4" ) 62 // </editor-fold> 63 // SECTION-END 64 public interface ObjectManager 65 { 66 // SECTION-START[ObjectManager] 67 68 /** 69 * Gets an instance of an implementation of a specification. 70 * <p><b>Note:</b><br/> 71 * Implementations must use the class loader associated with the given class as returned by method 72 * {@link Class#getClassLoader() specification.getClassLoader()} for loading classes. Only if that method returns 73 * {@code null}, indicating the class has been loaded by the bootstrap class loader, use of the bootstrap class 74 * loader is recommended.</p> 75 * 76 * @param <T> The type of the instance. 77 * @param specification The specification class to return an implementation instance of. 78 * 79 * @return An instance of an implementation of the specification class {@code specification} or {@code null}, if no 80 * such instance is available. 81 * 82 * @throws NullPointerException if {@code specification} is {@code null}. 83 * @throws ObjectManagementException if getting the object fails. 84 */ 85 <T> T getObject( Class<T> specification ) 86 throws NullPointerException, ObjectManagementException; 87 88 /** 89 * Gets an instance of an implementation of a specification. 90 * <p><b>Note:</b><br/> 91 * Implementations must use the class loader associated with the given class as returned by method 92 * {@link Class#getClassLoader() specification.getClassLoader()} for loading classes. Only if that method returns 93 * {@code null}, indicating the class has been loaded by the bootstrap class loader, use of the bootstrap class 94 * loader is recommended.</p> 95 * 96 * @param <T> The type of the instance. 97 * @param specification The specification class to return an implementation instance of. 98 * @param implementationName The name of the implementation to return an instance of. 99 * 100 * @return An instance of the implementation named {@code implementationName} of the specification class 101 * {@code specification} or {@code null}, if no such instance is available. 102 * 103 * @throws NullPointerException if {@code specification} or {@code implementationName} is {@code null}. 104 * @throws ObjectManagementException if getting the object fails. 105 */ 106 <T> T getObject( Class<T> specification, String implementationName ) 107 throws NullPointerException, ObjectManagementException; 108 109 /** 110 * Gets an instance of a dependency of an object. 111 * <p><b>Note:</b><br/> 112 * Implementations must use the class loader associated with the class of the given object as returned by method 113 * {@link Class#getClassLoader() object.getClass().getClassLoader()} for loading classes. Only if that method 114 * returns {@code null}, indicating the class has been loaded by the bootstrap class loader, use of the bootstrap 115 * class loader is recommended.</p> 116 * 117 * @param object The object to return a dependency instance of. 118 * @param dependencyName The name of the dependency of {@code object} to return an instance of. 119 * 120 * @return An instance of the dependency named {@code dependencyName} of {@code object} or {@code null}, if no such 121 * instance is available. 122 * 123 * @throws NullPointerException if {@code object} or {@code dependencyName} is {@code null}. 124 * @throws ObjectManagementException if getting the dependency instance fails. 125 */ 126 Object getDependency( Object object, String dependencyName ) 127 throws NullPointerException, ObjectManagementException; 128 129 /** 130 * Gets an instance of a property of an object. 131 * <p><b>Note:</b><br/> 132 * Implementations must use the class loader associated with the class of the given object as returned by method 133 * {@link Class#getClassLoader() object.getClass().getClassLoader()} for loading classes. Only if that method 134 * returns {@code null}, indicating the class has been loaded by the bootstrap class loader, use of the bootstrap 135 * class loader is recommended.</p> 136 * 137 * @param object The object to return a property instance of. 138 * @param propertyName The name of the property of {@code object} to return an instance of. 139 * 140 * @return An instance of the property named {@code propertyName} of {@code object} or {@code null}, if no such 141 * instance is available. 142 * 143 * @throws NullPointerException if {@code object} or {@code propertyName} is {@code null}. 144 * @throws ObjectManagementException if getting the property instance fails. 145 */ 146 Object getProperty( Object object, String propertyName ) 147 throws NullPointerException, ObjectManagementException; 148 149 /** 150 * Gets an instance of a message of an object. 151 * <p><b>Note:</b><br/> 152 * Implementations must use the class loader associated with the class of the given object as returned by method 153 * {@link Class#getClassLoader() object.getClass().getClassLoader()} for loading classes. Only if that method 154 * returns {@code null}, indicating the class has been loaded by the bootstrap class loader, use of the bootstrap 155 * class loader is recommended.</p> 156 * 157 * @param object The object to return a message instance of. 158 * @param messageName The name of the message of {@code object} to return an instance of. 159 * @param locale The locale of the message instance to return. 160 * @param arguments Arguments to format the message instance with. 161 * 162 * @return An instance of the message named {@code messageName} of {@code object} formatted with {@code arguments} 163 * for {@code locale} or {@code null}, if no such instance is available. 164 * 165 * @throws NullPointerException if {@code object}, {@code messageName} or {@code locale} is {@code null}. 166 * @throws ObjectManagementException if getting the message instance fails. 167 */ 168 String getMessage( Object object, String messageName, Locale locale, Object... arguments ) 169 throws NullPointerException, ObjectManagementException; 170 171 // SECTION-END 172 }