1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache license, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the license for the specific language governing permissions and 15 * limitations under the license. 16 */ 17 package org.apache.log4j.config; 18 19 import java.beans.PropertyDescriptor; 20 import java.util.Properties; 21 22 /** 23 * 24 * @since 1.1 25 */ 26 public class PropertySetter { 27 28 /** 29 * Create a new PropertySetter for the specified Object. This is done 30 * in preparation for invoking {@link #setProperty} one or more times. 31 * 32 * @param obj the object for which to set properties 33 */ 34 public PropertySetter(final Object obj) { 35 } 36 37 38 /** 39 * Set the properties for the object that match the <code>prefix</code> passed as parameter. 40 * 41 * @param properties The properties 42 * @param prefix The prefix 43 */ 44 public void setProperties(final Properties properties, final String prefix) { 45 } 46 47 /** 48 * Set a property on this PropertySetter's Object. If successful, this 49 * method will invoke a setter method on the underlying Object. The 50 * setter is the one for the specified property name and the value is 51 * determined partly from the setter argument type and partly from the 52 * value specified in the call to this method. 53 * 54 * <p>If the setter expects a String no conversion is necessary. 55 * If it expects an int, then an attempt is made to convert 'value' 56 * to an int using new Integer(value). If the setter expects a boolean, 57 * the conversion is by new Boolean(value). 58 * 59 * @param name name of the property 60 * @param value String value of the property 61 */ 62 public void setProperty(final String name, final String value) { 63 } 64 65 /** 66 * Set the named property given a {@link PropertyDescriptor}. 67 * 68 * @param prop A PropertyDescriptor describing the characteristics of the property to set. 69 * @param name The named of the property to set. 70 * @param value The value of the property. 71 * @throws PropertySetterException (Never actually throws this exception. Kept for historical purposes.) 72 */ 73 public void setProperty(final PropertyDescriptor prop, final String name, final String value) 74 throws PropertySetterException { 75 } 76 77 /** 78 * Set the properties of an object passed as a parameter in one 79 * go. The <code>properties</code> are parsed relative to a 80 * <code>prefix</code>. 81 * 82 * @param obj The object to configure. 83 * @param properties A java.util.Properties containing keys and values. 84 * @param prefix Only keys having the specified prefix will be set. 85 */ 86 public static void setProperties(final Object obj, final Properties properties, final String prefix) { 87 } 88 }