|
struts.i18n.reload = true
* <li>struts.configuration.xml.reload = true
* </ul>
*/
public class BeanSelectionProvider implements ConfigurationProvider {
public static final String DEFAULT_BEAN_NAME = "struts";
private static final Logger LOG = LoggerFactory.getLogger(BeanSelectionProvider.class);
public void destroy() {
// NO-OP
}
public void loadPackages() throws ConfigurationException {
// NO-OP
}
public void init(Configuration configuration) throws ConfigurationException {
// NO-OP
}
public boolean needsReload() {
return false;
}
public void register(ContainerBuilder builder, LocatableProperties props) {
alias(ObjectFactory.class, StrutsConstants.STRUTS_OBJECTFACTORY, builder, props);
alias(XWorkConverter.class, StrutsConstants.STRUTS_XWORKCONVERTER, builder, props);
alias(TextProvider.class, StrutsConstants.STRUTS_XWORKTEXTPROVIDER, builder, props, Scope.DEFAULT);
alias(ActionProxyFactory.class, StrutsConstants.STRUTS_ACTIONPROXYFACTORY, builder, props);
alias(ObjectTypeDeterminer.class, StrutsConstants.STRUTS_OBJECTTYPEDETERMINER, builder, props);
alias(ActionMapper.class, StrutsConstants.STRUTS_MAPPER_CLASS, builder, props);
alias(MultiPartRequest.class, StrutsConstants.STRUTS_MULTIPART_PARSER, builder, props, Scope.DEFAULT);
alias(FreemarkerManager.class, StrutsConstants.STRUTS_FREEMARKER_MANAGER_CLASSNAME, builder, props);
alias(VelocityManager.class, StrutsConstants.STRUTS_VELOCITY_MANAGER_CLASSNAME, builder, props);
alias(UrlRenderer.class, StrutsConstants.STRUTS_URL_RENDERER, builder, props);
alias(ActionValidatorManager.class, StrutsConstants.STRUTS_ACTIONVALIDATORMANAGER, builder, props);
alias(ValueStackFactory.class, StrutsConstants.STRUTS_VALUESTACKFACTORY, builder, props);
alias(ReflectionProvider.class, StrutsConstants.STRUTS_REFLECTIONPROVIDER, builder, props);
alias(ReflectionContextFactory.class, StrutsConstants.STRUTS_REFLECTIONCONTEXTFACTORY, builder, props);
alias(PatternMatcher.class, StrutsConstants.STRUTS_PATTERNMATCHER, builder, props);
alias(StaticContentLoader.class, StrutsConstants.STRUTS_STATIC_CONTENT_LOADER, builder, props);
alias(UnknownHandlerManager.class, StrutsConstants.STRUTS_UNKNOWN_HANDLER_MANAGER, builder, props);
if ("true".equalsIgnoreCase(props.getProperty(StrutsConstants.STRUTS_DEVMODE))) {
props.setProperty(StrutsConstants.STRUTS_I18N_RELOAD, "true");
props.setProperty(StrutsConstants.STRUTS_CONFIGURATION_XML_RELOAD, "true");
props.setProperty(StrutsConstants.STRUTS_FREEMARKER_TEMPLATES_CACHE, "false");
props.setProperty(StrutsConstants.STRUTS_FREEMARKER_TEMPLATES_CACHE_UPDATE_DELAY, "0");
// Convert struts properties into ones that xwork expects
props.setProperty("devMode", "true");
} else {
props.setProperty("devMode", "false");
}
if (props.containsKey(StrutsConstants.STRUTS_LOG_MISSING_PROPERTIES))
props.setProperty("logMissingProperties", props.getProperty(StrutsConstants.STRUTS_LOG_MISSING_PROPERTIES));
if (props.containsKey(StrutsConstants.STRUTS_ENABLE_OGNL_EXPRESSION_CACHE))
props.setProperty("enableOGNLExpressionCache", props.getProperty(StrutsConstants.STRUTS_ENABLE_OGNL_EXPRESSION_CACHE));
String val = props.getProperty(StrutsConstants.STRUTS_ALLOW_STATIC_METHOD_ACCESS);
if (val != null) {
props.setProperty("allowStaticMethodAccess", val);
}
// TODO: This should be moved to XWork after 2.0.4
// struts.custom.i18n.resources
LocalizedTextUtil.addDefaultResourceBundle("org/apache/struts2/struts-messages");
String bundles = props.getProperty(StrutsConstants.STRUTS_CUSTOM_I18N_RESOURCES);
if (bundles != null && bundles.length() > 0) {
StringTokenizer customBundles = new StringTokenizer(props.getProperty(StrutsConstants.STRUTS_CUSTOM_I18N_RESOURCES), ", ");
while (customBundles.hasMoreTokens()) {
String name = customBundles.nextToken();
try {
LOG.info("Loading global messages from " + name);
LocalizedTextUtil.addDefaultResourceBundle(name);
} catch (Exception e) {
LOG.error("Could not find messages file " + name + ".properties. Skipping");
}
}
}
}
void alias(Class type, String key, ContainerBuilder builder, Properties props) {
alias(type, key, builder, props, Scope.SINGLETON);
}
void alias(Class type, String key, ContainerBuilder builder, Properties props, Scope scope) {
if (!builder.contains(type)) {
String foundName = props.getProperty(key, DEFAULT_BEAN_NAME);
if (builder.contains(type, foundName)) {
if (LOG.isDebugEnabled()) {
LOG.info("Choosing bean ("+foundName+") for "+type);
}
builder.alias(type, foundName, Container.DEFAULT_NAME);
} else {
try {
Class cls = ClassLoaderUtil.loadClass(foundName, this.getClass());
if (LOG.isDebugEnabled()) {
LOG.debug("Choosing bean ("+cls+") for "+type);
}
builder.factory(type, cls, scope);
} catch (ClassNotFoundException ex) {
// Perhaps a spring bean id, so we'll delegate to the object factory at runtime
if (LOG.isDebugEnabled()) {
LOG.debug("Choosing bean ("+foundName+") for "+type+" to be loaded from the ObjectFactory");
}
if (DEFAULT_BEAN_NAME.equals(foundName)) {
// Probably an optional bean, will ignore
} else {
if (ObjectFactory.class != type) {
builder.factory(type, new ObjectFactoryDelegateFactory(foundName, type), scope);
} else {
throw new ConfigurationException("Cannot locate the chosen ObjectFactory implementation: "+foundName);
}
}
}
}
} else {
LOG.warn("Unable to alias bean type "+type+", default mapping already assigned.");
}
}
static class ObjectFactoryDelegateFactory implements Factory {
String name;
Class type;
ObjectFactoryDelegateFactory(String name, Class type) {
this.name = name;
this.type = type;
}
public Object create(Context context) throws Exception {
ObjectFactory objFactory = context.getContainer().getInstance(ObjectFactory.class);
try {
return objFactory.buildBean(name, null, true);
} catch (ClassNotFoundException ex) {
throw new ConfigurationException("Unable to load bean "+type.getName()+" ("+name+")");
}
}
}
}
Here is a short list of links related to this Struts BeanSelectionProvider.java source code file:
Struts example source code file (BeanSelectionProvider.java)
The Struts BeanSelectionProvider.java source code/* * $Id: BeanSelectionProvider.java 965050 2010-07-17 10:10:46Z lukaszlenart $ * * 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.struts2.config; import java.util.Properties; import java.util.StringTokenizer; import org.apache.struts2.StrutsConstants; import org.apache.struts2.components.UrlRenderer; import org.apache.struts2.dispatcher.StaticContentLoader; import org.apache.struts2.dispatcher.mapper.ActionMapper; import org.apache.struts2.dispatcher.multipart.MultiPartRequest; import org.apache.struts2.views.freemarker.FreemarkerManager; import org.apache.struts2.views.velocity.VelocityManager; import com.opensymphony.xwork2.ActionProxyFactory; import com.opensymphony.xwork2.ObjectFactory; import com.opensymphony.xwork2.TextProvider; import com.opensymphony.xwork2.UnknownHandlerManager; import com.opensymphony.xwork2.config.Configuration; import com.opensymphony.xwork2.config.ConfigurationException; import com.opensymphony.xwork2.config.ConfigurationProvider; import com.opensymphony.xwork2.conversion.ObjectTypeDeterminer; import com.opensymphony.xwork2.conversion.impl.XWorkConverter; import com.opensymphony.xwork2.inject.Container; import com.opensymphony.xwork2.inject.ContainerBuilder; import com.opensymphony.xwork2.inject.Context; import com.opensymphony.xwork2.inject.Factory; import com.opensymphony.xwork2.inject.Scope; import com.opensymphony.xwork2.util.*; import com.opensymphony.xwork2.util.location.LocatableProperties; import com.opensymphony.xwork2.util.logging.Logger; import com.opensymphony.xwork2.util.logging.LoggerFactory; import com.opensymphony.xwork2.util.reflection.ReflectionContextFactory; import com.opensymphony.xwork2.util.reflection.ReflectionProvider; import com.opensymphony.xwork2.validator.ActionValidatorManager; /** * Selects the implementations of key framework extension points, using the loaded * property constants. The implementations are selected from the container builder * using the name defined in its associated property. The default implementation name will * always be "struts". * * <p> * The following is a list of the allowed extension points: * * <!-- START SNIPPET: extensionPoints --> * <table border="1"> * <tr> * <th>Type * <th>Property * <th>Scope * <th>Description * </tr> * <tr> * <td>com.opensymphony.xwork2.ObjectFactory |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.