| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.cocoon.components; |
| |
| import org.apache.avalon.framework.configuration.DefaultConfiguration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.logger.Logger; |
| import org.apache.cocoon.util.SettingsHelper; |
| import org.apache.cocoon.util.Settings; |
| |
| /** |
| * Property Aware Configuration. |
| * This component extends the {@link DefaultConfiguration} |
| * by suppporting configurations that can contain placeholders for System Properties. |
| * |
| * @version SVN $Id: $ |
| */ |
| public class PropertyAwareConfiguration extends DefaultConfiguration { |
| private Settings settings; |
| private Logger logger; |
| |
| /** |
| * Copy constructor, to create a clone of another configuration. |
| * To modify children, use <code>getChild()</code>, |
| * <code>removeChild()</code> and <code>addChild()</code>. |
| * |
| * @param config the <code>Configuration</code> to copy |
| * @param deepCopy true will cause clones of the children to be added, |
| * false will add the original instances and is thus |
| * faster. |
| * @param settings The Settings to use when resolving tokens |
| * @param logger A Logger to use |
| * @throws ConfigurationException if an error occurs when copying |
| */ |
| public PropertyAwareConfiguration(Configuration config, boolean deepCopy, Settings settings, Logger logger) |
| throws ConfigurationException { |
| super(config, deepCopy); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Shallow copy constructor, suitable for craeting a writable clone of |
| * a read-only configuration. To modify children, use <code>getChild()</code>, |
| * <code>removeChild()</code> and <code>addChild()</code>. |
| * |
| * @param config the <code>Configuration</code> to copy |
| * @param settings The Settings to use when resolving tokens |
| * @param logger A Logger to use |
| * @throws ConfigurationException if an error occurs when copying |
| */ |
| public PropertyAwareConfiguration(Configuration config, Settings settings, Logger logger) |
| throws ConfigurationException { |
| super(config); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Create a new <code>DefaultConfiguration</code> instance. |
| * |
| * @param name a <code>String</code> value |
| */ |
| public PropertyAwareConfiguration(final String name, Settings settings, Logger logger) { |
| super(name); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Create a new <code>DefaultConfiguration</code> instance. |
| * |
| * @param name a <code>String</code> value |
| * @param location a <code>String</code> value |
| * @param settings The Settings to use when resolving tokens |
| * @param logger A Logger to use |
| */ |
| public PropertyAwareConfiguration(final String name, final String location, Settings settings, Logger logger) { |
| super(name, location); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Create a new <code>DefaultConfiguration</code> instance. |
| * |
| * @param name config node name |
| * @param location Builder-specific locator string |
| * @param ns Namespace string (typically a URI). Should not be null; use "" |
| * if no namespace. |
| * @param prefix A short string prefixed to element names, associating |
| * elements with a longer namespace string. Should not be null; use "" if no |
| * namespace. |
| * @param settings The Settings to use when resolving tokens |
| * @param logger A Logger to use |
| */ |
| public PropertyAwareConfiguration(final String name, |
| final String location, |
| final String ns, |
| final String prefix, |
| Settings settings, |
| Logger logger) { |
| super(name, location, ns, prefix); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Create a new <code>DefaultConfiguration</code> instance. |
| * |
| * @param config A DefaultConfiguration |
| * @param settings The Settings to use when resolving tokens |
| * @param logger A Logger to use |
| */ |
| public PropertyAwareConfiguration(final DefaultConfiguration config, Settings settings, Logger logger) |
| throws ConfigurationException { |
| super(config, false); |
| this.settings = settings; |
| this.logger = logger; |
| } |
| |
| /** |
| * Set the value of this <code>Configuration</code> object to the specified string. |
| * |
| * @param value a <code>String</code> value |
| */ |
| public void setValue(final String value) { |
| super.setValue(SettingsHelper.replace(value, this.settings, this.logger)); |
| } |
| |
| /** |
| * Set the value of the specified attribute to the specified string. |
| * |
| * @param name name of the attribute to set |
| * @param value a <code>String</code> value |
| */ |
| public void setAttribute(final String name, final String value) { |
| super.setAttribute(name, SettingsHelper.replace(value, this.settings, this.logger)); |
| } |
| } |