Tomcat example source code file (WebRuleSet.java)
The Tomcat WebRuleSet.java source code/*
* 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.catalina.startup;
import java.lang.reflect.Method;
import java.util.ArrayList;
import org.apache.catalina.Context;
import org.apache.catalina.Wrapper;
import org.apache.catalina.deploy.ContextHandler;
import org.apache.catalina.deploy.ContextService;
import org.apache.catalina.deploy.SecurityConstraint;
import org.apache.catalina.deploy.SecurityRoleRef;
import org.apache.tomcat.util.IntrospectionUtils;
import org.apache.tomcat.util.digester.CallMethodRule;
import org.apache.tomcat.util.digester.CallParamRule;
import org.apache.tomcat.util.digester.Digester;
import org.apache.tomcat.util.digester.Rule;
import org.apache.tomcat.util.digester.RuleSetBase;
import org.apache.tomcat.util.digester.SetNextRule;
import org.xml.sax.Attributes;
/**
* <p>RuleSet for processing the contents of a web application
* deployment descriptor (<code>/WEB-INF/web.xml) resource.
*
* @author Craig R. McClanahan
* @version $Revision: 550263 $ $Date: 2007-06-24 19:28:45 +0200 (dim., 24 juin 2007) $
*/
public class WebRuleSet extends RuleSetBase {
// ----------------------------------------------------- Instance Variables
/**
* The matching pattern prefix to use for recognizing our elements.
*/
protected String prefix = null;
/**
* The <code>SetSessionConfig rule used to parse the web.xml
*/
protected SetSessionConfig sessionConfig;
/**
* The <code>SetLoginConfig rule used to parse the web.xml
*/
protected SetLoginConfig loginConfig;
/**
* The <code>SetJspConfig rule used to parse the web.xml
*/
protected SetJspConfig jspConfig;
// ------------------------------------------------------------ Constructor
/**
* Construct an instance of this <code>RuleSet with the default
* matching pattern prefix.
*/
public WebRuleSet() {
this("");
}
/**
* Construct an instance of this <code>RuleSet with the specified
* matching pattern prefix.
*
* @param prefix Prefix for matching pattern rules (including the
* trailing slash character)
*/
public WebRuleSet(String prefix) {
super();
this.namespaceURI = null;
this.prefix = prefix;
}
// --------------------------------------------------------- Public Methods
/**
* <p>Add the set of Rule instances defined in this RuleSet to the
* specified <code>Digester instance, associating them with
* our namespace URI (if any). This method should only be called
* by a Digester instance.</p>
*
* @param digester Digester instance to which the new Rule instances
* should be added.
*/
public void addRuleInstances(Digester digester) {
sessionConfig = new SetSessionConfig();
jspConfig = new SetJspConfig();
loginConfig = new SetLoginConfig();
digester.addRule(prefix + "web-app",
new SetPublicIdRule("setPublicId"));
digester.addRule(prefix + "web-app",
new IgnoreAnnotationsRule());
digester.addCallMethod(prefix + "web-app/context-param",
"addParameter", 2);
digester.addCallParam(prefix + "web-app/context-param/param-name", 0);
digester.addCallParam(prefix + "web-app/context-param/param-value", 1);
digester.addCallMethod(prefix + "web-app/display-name",
"setDisplayName", 0);
digester.addRule(prefix + "web-app/distributable",
new SetDistributableRule());
digester.addObjectCreate(prefix + "web-app/ejb-local-ref",
"org.apache.catalina.deploy.ContextLocalEjb");
digester.addRule(prefix + "web-app/ejb-local-ref",
new SetNextNamingRule("addLocalEjb",
"org.apache.catalina.deploy.ContextLocalEjb"));
digester.addCallMethod(prefix + "web-app/ejb-local-ref/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/ejb-local-ref/ejb-link",
"setLink", 0);
digester.addCallMethod(prefix + "web-app/ejb-local-ref/ejb-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/ejb-local-ref/ejb-ref-type",
"setType", 0);
digester.addCallMethod(prefix + "web-app/ejb-local-ref/local",
"setLocal", 0);
digester.addCallMethod(prefix + "web-app/ejb-local-ref/local-home",
"setHome", 0);
digester.addObjectCreate(prefix + "web-app/ejb-ref",
"org.apache.catalina.deploy.ContextEjb");
digester.addRule(prefix + "web-app/ejb-ref",
new SetNextNamingRule("addEjb",
"org.apache.catalina.deploy.ContextEjb"));
digester.addCallMethod(prefix + "web-app/ejb-ref/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/ejb-ref/ejb-link",
"setLink", 0);
digester.addCallMethod(prefix + "web-app/ejb-ref/ejb-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/ejb-ref/ejb-ref-type",
"setType", 0);
digester.addCallMethod(prefix + "web-app/ejb-ref/home",
"setHome", 0);
digester.addCallMethod(prefix + "web-app/ejb-ref/remote",
"setRemote", 0);
digester.addObjectCreate(prefix + "web-app/env-entry",
"org.apache.catalina.deploy.ContextEnvironment");
digester.addRule(prefix + "web-app/env-entry",
new SetNextNamingRule("addEnvironment",
"org.apache.catalina.deploy.ContextEnvironment"));
digester.addCallMethod(prefix + "web-app/env-entry/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/env-entry/env-entry-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/env-entry/env-entry-type",
"setType", 0);
digester.addCallMethod(prefix + "web-app/env-entry/env-entry-value",
"setValue", 0);
digester.addObjectCreate(prefix + "web-app/error-page",
"org.apache.catalina.deploy.ErrorPage");
digester.addSetNext(prefix + "web-app/error-page",
"addErrorPage",
"org.apache.catalina.deploy.ErrorPage");
digester.addCallMethod(prefix + "web-app/error-page/error-code",
"setErrorCode", 0);
digester.addCallMethod(prefix + "web-app/error-page/exception-type",
"setExceptionType", 0);
digester.addCallMethod(prefix + "web-app/error-page/location",
"setLocation", 0);
digester.addObjectCreate(prefix + "web-app/filter",
"org.apache.catalina.deploy.FilterDef");
digester.addSetNext(prefix + "web-app/filter",
"addFilterDef",
"org.apache.catalina.deploy.FilterDef");
digester.addCallMethod(prefix + "web-app/filter/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/filter/display-name",
"setDisplayName", 0);
digester.addCallMethod(prefix + "web-app/filter/filter-class",
"setFilterClass", 0);
digester.addCallMethod(prefix + "web-app/filter/filter-name",
"setFilterName", 0);
digester.addCallMethod(prefix + "web-app/filter/large-icon",
"setLargeIcon", 0);
digester.addCallMethod(prefix + "web-app/filter/small-icon",
"setSmallIcon", 0);
digester.addCallMethod(prefix + "web-app/filter/init-param",
"addInitParameter", 2);
digester.addCallParam(prefix + "web-app/filter/init-param/param-name",
0);
digester.addCallParam(prefix + "web-app/filter/init-param/param-value",
1);
digester.addObjectCreate(prefix + "web-app/filter-mapping",
"org.apache.catalina.deploy.FilterMap");
digester.addSetNext(prefix + "web-app/filter-mapping",
"addFilterMap",
"org.apache.catalina.deploy.FilterMap");
digester.addCallMethod(prefix + "web-app/filter-mapping/filter-name",
"setFilterName", 0);
digester.addCallMethod(prefix + "web-app/filter-mapping/servlet-name",
"addServletName", 0);
digester.addCallMethod(prefix + "web-app/filter-mapping/url-pattern",
"addURLPattern", 0);
digester.addCallMethod(prefix + "web-app/filter-mapping/dispatcher",
"setDispatcher", 0);
digester.addCallMethod(prefix + "web-app/listener/listener-class",
"addApplicationListener", 0);
digester.addRule(prefix + "web-app/jsp-config",
jspConfig);
digester.addCallMethod(prefix + "web-app/jsp-config/jsp-property-group/url-pattern",
"addJspMapping", 0);
digester.addCallMethod(prefix + "web-app/listener/listener-class",
"addApplicationListener", 0);
digester.addRule(prefix + "web-app/login-config",
loginConfig);
digester.addObjectCreate(prefix + "web-app/login-config",
"org.apache.catalina.deploy.LoginConfig");
digester.addSetNext(prefix + "web-app/login-config",
"setLoginConfig",
"org.apache.catalina.deploy.LoginConfig");
digester.addCallMethod(prefix + "web-app/login-config/auth-method",
"setAuthMethod", 0);
digester.addCallMethod(prefix + "web-app/login-config/realm-name",
"setRealmName", 0);
digester.addCallMethod(prefix + "web-app/login-config/form-login-config/form-error-page",
"setErrorPage", 0);
digester.addCallMethod(prefix + "web-app/login-config/form-login-config/form-login-page",
"setLoginPage", 0);
digester.addCallMethod(prefix + "web-app/mime-mapping",
"addMimeMapping", 2);
digester.addCallParam(prefix + "web-app/mime-mapping/extension", 0);
digester.addCallParam(prefix + "web-app/mime-mapping/mime-type", 1);
digester.addObjectCreate(prefix + "web-app/resource-env-ref",
"org.apache.catalina.deploy.ContextResourceEnvRef");
digester.addRule(prefix + "web-app/resource-env-ref",
new SetNextNamingRule("addResourceEnvRef",
"org.apache.catalina.deploy.ContextResourceEnvRef"));
digester.addCallMethod(prefix + "web-app/resource-env-ref/resource-env-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/resource-env-ref/resource-env-ref-type",
"setType", 0);
digester.addObjectCreate(prefix + "web-app/message-destination",
"org.apache.catalina.deploy.MessageDestination");
digester.addSetNext(prefix + "web-app/message-destination",
"addMessageDestination",
"org.apache.catalina.deploy.MessageDestination");
digester.addCallMethod(prefix + "web-app/message-destination/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/message-destination/display-name",
"setDisplayName", 0);
digester.addCallMethod(prefix + "web-app/message-destination/icon/large-icon",
"setLargeIcon", 0);
digester.addCallMethod(prefix + "web-app/message-destination/icon/small-icon",
"setSmallIcon", 0);
digester.addCallMethod(prefix + "web-app/message-destination/message-destination-name",
"setName", 0);
digester.addObjectCreate(prefix + "web-app/message-destination-ref",
"org.apache.catalina.deploy.MessageDestinationRef");
digester.addSetNext(prefix + "web-app/message-destination-ref",
"addMessageDestinationRef",
"org.apache.catalina.deploy.MessageDestinationRef");
digester.addCallMethod(prefix + "web-app/message-destination-ref/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/message-destination-ref/message-destination-link",
"setLink", 0);
digester.addCallMethod(prefix + "web-app/message-destination-ref/message-destination-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/message-destination-ref/message-destination-type",
"setType", 0);
digester.addCallMethod(prefix + "web-app/message-destination-ref/message-destination-usage",
"setUsage", 0);
digester.addObjectCreate(prefix + "web-app/resource-ref",
"org.apache.catalina.deploy.ContextResource");
digester.addRule(prefix + "web-app/resource-ref",
new SetNextNamingRule("addResource",
"org.apache.catalina.deploy.ContextResource"));
digester.addCallMethod(prefix + "web-app/resource-ref/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/resource-ref/res-auth",
"setAuth", 0);
digester.addCallMethod(prefix + "web-app/resource-ref/res-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/resource-ref/res-sharing-scope",
"setScope", 0);
digester.addCallMethod(prefix + "web-app/resource-ref/res-type",
"setType", 0);
digester.addObjectCreate(prefix + "web-app/security-constraint",
"org.apache.catalina.deploy.SecurityConstraint");
digester.addSetNext(prefix + "web-app/security-constraint",
"addConstraint",
"org.apache.catalina.deploy.SecurityConstraint");
digester.addRule(prefix + "web-app/security-constraint/auth-constraint",
new SetAuthConstraintRule());
digester.addCallMethod(prefix + "web-app/security-constraint/auth-constraint/role-name",
"addAuthRole", 0);
digester.addCallMethod(prefix + "web-app/security-constraint/display-name",
"setDisplayName", 0);
digester.addCallMethod(prefix + "web-app/security-constraint/user-data-constraint/transport-guarantee",
"setUserConstraint", 0);
digester.addObjectCreate(prefix + "web-app/security-constraint/web-resource-collection",
"org.apache.catalina.deploy.SecurityCollection");
digester.addSetNext(prefix + "web-app/security-constraint/web-resource-collection",
"addCollection",
"org.apache.catalina.deploy.SecurityCollection");
digester.addCallMethod(prefix + "web-app/security-constraint/web-resource-collection/http-method",
"addMethod", 0);
digester.addCallMethod(prefix + "web-app/security-constraint/web-resource-collection/url-pattern",
"addPattern", 0);
digester.addCallMethod(prefix + "web-app/security-constraint/web-resource-collection/web-resource-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/security-role/role-name",
"addSecurityRole", 0);
digester.addObjectCreate(prefix + "web-app/service-ref",
"org.apache.catalina.deploy.ContextService");
digester.addRule(prefix + "web-app/service-ref",
new SetNextNamingRule("addService",
"org.apache.catalina.deploy.ContextService"));
digester.addCallMethod(prefix + "web-app/service-ref/description",
"setDescription", 0);
digester.addCallMethod(prefix + "web-app/service-ref/display-name",
"setDisplayname", 0);
digester.addCallMethod(prefix + "web-app/service-ref/icon",
"setIcon", 0);
digester.addCallMethod(prefix + "web-app/service-ref/service-ref-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/service-ref/service-interface",
"setType", 0);
digester.addCallMethod(prefix + "web-app/service-ref/wsdl-file",
"setWsdlfile", 0);
digester.addCallMethod(prefix + "web-app/service-ref/jaxrpc-mapping-file",
"setJaxrpcmappingfile", 0);
digester.addRule(prefix + "web-app/service-ref/service-qname", new ServiceQnameRule());
digester.addRule(prefix + "web-app/service-ref/port-component-ref",
new CallMethodMultiRule("addPortcomponent", 2, 1));
digester.addCallParam(prefix + "web-app/service-ref/port-component-ref/service-endpoint-interface", 0);
digester.addRule(prefix + "web-app/service-ref/port-component-ref/port-component-link", new CallParamMultiRule(1));
digester.addObjectCreate(prefix + "web-app/service-ref/handler",
"org.apache.catalina.deploy.ContextHandler");
digester.addRule(prefix + "web-app/service-ref/handler",
new SetNextRule("addHandler",
"org.apache.catalina.deploy.ContextHandler"));
digester.addCallMethod(prefix + "web-app/service-ref/handler/handler-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/service-ref/handler/handler-class",
"setHandlerclass", 0);
digester.addCallMethod(prefix + "web-app/service-ref/handler/init-param",
"setProperty", 2);
digester.addCallParam(prefix + "web-app/service-ref/handler/init-param/param-name",
0);
digester.addCallParam(prefix + "web-app/service-ref/handler/init-param/param-value",
1);
digester.addRule(prefix + "web-app/service-ref/handler/soap-header", new SoapHeaderRule());
digester.addCallMethod(prefix + "web-app/service-ref/handler/soap-role",
"addSoapRole", 0);
digester.addCallMethod(prefix + "web-app/service-ref/handler/port-name",
"addPortName", 0);
digester.addRule(prefix + "web-app/servlet",
new WrapperCreateRule());
digester.addSetNext(prefix + "web-app/servlet",
"addChild",
"org.apache.catalina.Container");
digester.addCallMethod(prefix + "web-app/servlet/init-param",
"addInitParameter", 2);
digester.addCallParam(prefix + "web-app/servlet/init-param/param-name",
0);
digester.addCallParam(prefix + "web-app/servlet/init-param/param-value",
1);
digester.addCallMethod(prefix + "web-app/servlet/jsp-file",
"setJspFile", 0);
digester.addCallMethod(prefix + "web-app/servlet/load-on-startup",
"setLoadOnStartupString", 0);
digester.addCallMethod(prefix + "web-app/servlet/run-as/role-name",
"setRunAs", 0);
digester.addRule(prefix + "web-app/servlet/security-role-ref",
new SecurityRoleRefCreateRule());
digester.addCallMethod(
prefix + "web-app/servlet/security-role-ref/role-link",
"setLink", 0);
digester.addCallMethod(
prefix + "web-app/servlet/security-role-ref/role-name",
"setName", 0);
digester.addCallMethod(prefix + "web-app/servlet/servlet-class",
"setServletClass", 0);
digester.addCallMethod(prefix + "web-app/servlet/servlet-name",
"setName", 0);
digester.addRule(prefix + "web-app/servlet-mapping",
new CallMethodMultiRule("addServletMapping", 2, 0));
digester.addCallParam(prefix + "web-app/servlet-mapping/servlet-name", 1);
digester.addRule(prefix + "web-app/servlet-mapping/url-pattern", new CallParamMultiRule(0));
digester.addRule(prefix + "web-app/session-config",
sessionConfig);
digester.addCallMethod(prefix + "web-app/session-config/session-timeout",
"setSessionTimeout", 1,
new Class[] { Integer.TYPE });
digester.addCallParam(prefix + "web-app/session-config/session-timeout", 0);
digester.addCallMethod(prefix + "web-app/taglib",
"addTaglib", 2);
digester.addCallParam(prefix + "web-app/taglib/taglib-location", 1);
digester.addCallParam(prefix + "web-app/taglib/taglib-uri", 0);
digester.addCallMethod(prefix + "web-app/welcome-file-list/welcome-file",
"addWelcomeFile", 0);
digester.addCallMethod(prefix + "web-app/locale-encoding-mapping-list/locale-encoding-mapping",
"addLocaleEncodingMappingParameter", 2);
digester.addCallParam(prefix + "web-app/locale-encoding-mapping-list/locale-encoding-mapping/locale", 0);
digester.addCallParam(prefix + "web-app/locale-encoding-mapping-list/locale-encoding-mapping/encoding", 1);
}
/**
* Reset counter used for validating the web.xml file.
*/
public void recycle(){
jspConfig.isJspConfigSet = false;
sessionConfig.isSessionConfigSet = false;
loginConfig.isLoginConfigSet = false;
}
}
// ----------------------------------------------------------- Private Classes
/**
* Rule to check that the <code>login-config is occuring
* only 1 time within the web.xml
*/
final class SetLoginConfig extends Rule {
protected boolean isLoginConfigSet = false;
public SetLoginConfig() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
if (isLoginConfigSet){
throw new IllegalArgumentException(
"<login-config> element is limited to 1 occurance");
}
isLoginConfigSet = true;
}
}
/**
* Rule to check that the <code>jsp-config is occuring
* only 1 time within the web.xml
*/
final class SetJspConfig extends Rule {
protected boolean isJspConfigSet = false;
public SetJspConfig() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
if (isJspConfigSet){
throw new IllegalArgumentException(
"<jsp-config> element is limited to 1 occurance");
}
isJspConfigSet = true;
}
}
/**
* Rule to check that the <code>session-config is occuring
* only 1 time within the web.xml
*/
final class SetSessionConfig extends Rule {
protected boolean isSessionConfigSet = false;
public SetSessionConfig() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
if (isSessionConfigSet){
throw new IllegalArgumentException(
"<session-config> element is limited to 1 occurance");
}
isSessionConfigSet = true;
}
}
/**
* A Rule that calls the <code>setAuthConstraint(true) method of
* the top item on the stack, which must be of type
* <code>org.apache.catalina.deploy.SecurityConstraint.
*/
final class SetAuthConstraintRule extends Rule {
public SetAuthConstraintRule() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
SecurityConstraint securityConstraint =
(SecurityConstraint) digester.peek();
securityConstraint.setAuthConstraint(true);
if (digester.getLogger().isDebugEnabled()) {
digester.getLogger()
.debug("Calling SecurityConstraint.setAuthConstraint(true)");
}
}
}
/**
* Class that calls <code>setDistributable(true) for the top object
* on the stack, which must be a <code>org.apache.catalina.Context.
*/
final class SetDistributableRule extends Rule {
public SetDistributableRule() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
Context context = (Context) digester.peek();
context.setDistributable(true);
if (digester.getLogger().isDebugEnabled()) {
digester.getLogger().debug
(context.getClass().getName() + ".setDistributable( true)");
}
}
}
/**
* Class that calls a property setter for the top object on the stack,
* passing the public ID of the entity we are currently processing.
*/
final class SetPublicIdRule extends Rule {
public SetPublicIdRule(String method) {
this.method = method;
}
private String method = null;
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
Object top = digester.peek();
Class paramClasses[] = new Class[1];
paramClasses[0] = "String".getClass();
String paramValues[] = new String[1];
paramValues[0] = digester.getPublicId();
Method m = null;
try {
m = top.getClass().getMethod(method, paramClasses);
} catch (NoSuchMethodException e) {
digester.getLogger().error("Can't find method " + method + " in "
+ top + " CLASS " + top.getClass());
return;
}
m.invoke(top, (Object [])paramValues);
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("" + top.getClass().getName() + "."
+ method + "(" + paramValues[0] + ")");
}
}
/**
* A Rule that calls the factory method on the specified Context to
* create the object that is to be added to the stack.
*/
final class WrapperCreateRule extends Rule {
public WrapperCreateRule() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
Context context =
(Context) digester.peek(digester.getCount() - 1);
Wrapper wrapper = context.createWrapper();
digester.push(wrapper);
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("new " + wrapper.getClass().getName());
}
public void end(String namespace, String name)
throws Exception {
Wrapper wrapper = (Wrapper) digester.pop();
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("pop " + wrapper.getClass().getName());
}
}
/**
* A Rule that can be used to call multiple times a method as many times as needed
* (used for addServletMapping).
*/
final class CallParamMultiRule extends CallParamRule {
public CallParamMultiRule(int paramIndex) {
super(paramIndex);
}
public void end(String namespace, String name) {
if (bodyTextStack != null && !bodyTextStack.empty()) {
// what we do now is push one parameter onto the top set of parameters
Object parameters[] = (Object[]) digester.peekParams();
ArrayList params = (ArrayList) parameters[paramIndex];
if (params == null) {
params = new ArrayList();
parameters[paramIndex] = params;
}
params.add(bodyTextStack.pop());
}
}
}
/**
* A Rule that can be used to call multiple times a method as many times as needed
* (used for addServletMapping).
*/
final class CallMethodMultiRule extends CallMethodRule {
protected int multiParamIndex = 0;
public CallMethodMultiRule(String methodName, int paramCount, int multiParamIndex) {
super(methodName, paramCount);
this.multiParamIndex = multiParamIndex;
}
public void end() throws Exception {
// Retrieve or construct the parameter values array
Object parameters[] = null;
if (paramCount > 0) {
parameters = (Object[]) digester.popParams();
} else {
super.end();
}
ArrayList multiParams = (ArrayList) parameters[multiParamIndex];
// Construct the parameter values array we will need
// We only do the conversion if the param value is a String and
// the specified paramType is not String.
Object paramValues[] = new Object[paramTypes.length];
for (int i = 0; i < paramTypes.length; i++) {
if (i != multiParamIndex) {
// convert nulls and convert stringy parameters
// for non-stringy param types
if(parameters[i] == null || (parameters[i] instanceof String
&& !String.class.isAssignableFrom(paramTypes[i]))) {
paramValues[i] =
IntrospectionUtils.convert((String) parameters[i], paramTypes[i]);
} else {
paramValues[i] = parameters[i];
}
}
}
// Determine the target object for the method call
Object target;
if (targetOffset >= 0) {
target = digester.peek(targetOffset);
} else {
target = digester.peek(digester.getCount() + targetOffset);
}
if (target == null) {
StringBuffer sb = new StringBuffer();
sb.append("[CallMethodRule]{");
sb.append("");
sb.append("} Call target is null (");
sb.append("targetOffset=");
sb.append(targetOffset);
sb.append(",stackdepth=");
sb.append(digester.getCount());
sb.append(")");
throw new org.xml.sax.SAXException(sb.toString());
}
if (multiParams == null) {
paramValues[multiParamIndex] = null;
Object result = IntrospectionUtils.callMethodN(target, methodName,
paramValues, paramTypes);
return;
}
for (int j = 0; j < multiParams.size(); j++) {
Object param = multiParams.get(j);
if(param == null || (param instanceof String
&& !String.class.isAssignableFrom(paramTypes[multiParamIndex]))) {
paramValues[multiParamIndex] =
IntrospectionUtils.convert((String) param, paramTypes[multiParamIndex]);
} else {
paramValues[multiParamIndex] = param;
}
Object result = IntrospectionUtils.callMethodN(target, methodName,
paramValues, paramTypes);
}
}
}
/**
* A Rule that check if the annotations have to be loaded.
*
*/
final class IgnoreAnnotationsRule extends Rule {
public IgnoreAnnotationsRule() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
Context context = (Context) digester.peek(digester.getCount() - 1);
String value = attributes.getValue("metadata-complete");
if ("true".equals(value)) {
context.setIgnoreAnnotations(true);
}
if (digester.getLogger().isDebugEnabled()) {
digester.getLogger().debug
(context.getClass().getName() + ".setIgnoreAnnotations( " +
context.getIgnoreAnnotations() + ")");
}
}
}
/**
* A Rule that sets soap headers on the ContextHandler.
*
*/
final class SoapHeaderRule extends Rule {
public SoapHeaderRule() {
}
public void body(String text)
throws Exception {
String namespaceuri = null;
String localpart = text;
int colon = text.indexOf(':');
if (colon >= 0) {
String prefix = text.substring(0,colon);
namespaceuri = digester.findNamespaceURI(prefix);
localpart = text.substring(colon+1);
}
ContextHandler contextHandler = (ContextHandler)digester.peek();
contextHandler.addSoapHeaders(localpart,namespaceuri);
}
}
/**
* A Rule that sets service qname on the ContextService.
*
*/
final class ServiceQnameRule extends Rule {
public ServiceQnameRule() {
}
public void body(String text)
throws Exception {
String namespaceuri = null;
String localpart = text;
int colon = text.indexOf(':');
if (colon >= 0) {
String prefix = text.substring(0,colon);
namespaceuri = digester.findNamespaceURI(prefix);
localpart = text.substring(colon+1);
}
ContextService contextService = (ContextService)digester.peek();
contextService.setServiceqnameLocalpart(localpart);
contextService.setServiceqnameNamespaceURI(namespaceuri);
}
}
/**
* A Rule that adds a security-role-ref to a servlet, allowing for the fact that
* role-link is an optional element.
*/
final class SecurityRoleRefCreateRule extends Rule {
public SecurityRoleRefCreateRule() {
}
public void begin(String namespace, String name, Attributes attributes)
throws Exception {
SecurityRoleRef securityRoleRef = new SecurityRoleRef();
digester.push(securityRoleRef);
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("new SecurityRoleRef");
}
public void end(String namespace, String name)
throws Exception {
SecurityRoleRef securityRoleRef = (SecurityRoleRef) digester.pop();
Wrapper wrapper = (Wrapper) digester.peek();
wrapper.addSecurityReference(securityRoleRef.getName(),
securityRoleRef.getLink());
if (digester.getLogger().isDebugEnabled())
digester.getLogger().debug("pop SecurityRoleRef");
}
}
Other Tomcat examples (source code examples)Here is a short list of links related to this Tomcat WebRuleSet.java source code file: |
The search page
Other Tomcat source code examples at this package level
Click here to learn more about this project
