135 lines
3.6 KiB
Java
135 lines
3.6 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.realm;
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import org.apache.tomcat.util.digester.Digester;
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import org.apache.tomcat.util.digester.Rule;
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import org.apache.tomcat.util.digester.RuleSetBase;
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import org.xml.sax.Attributes;
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/**
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* <p><strong>RuleSet</strong> for recognizing the users defined in the
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* XML file processed by <code>MemoryRealm</code>.</p>
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*
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* @author Craig R. McClanahan
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*/
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@SuppressWarnings("deprecation")
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public class MemoryRuleSet extends RuleSetBase {
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// ----------------------------------------------------- Instance Variables
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/**
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* The matching pattern prefix to use for recognizing our elements.
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*/
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protected final String prefix;
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// ------------------------------------------------------------ Constructor
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/**
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* Construct an instance of this <code>RuleSet</code> with the default
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* matching pattern prefix.
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*/
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public MemoryRuleSet() {
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this("tomcat-users/");
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}
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/**
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* Construct an instance of this <code>RuleSet</code> with the specified
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* matching pattern prefix.
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*
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* @param prefix Prefix for matching pattern rules (including the
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* trailing slash character)
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*/
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public MemoryRuleSet(String prefix) {
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super();
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this.prefix = prefix;
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}
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// --------------------------------------------------------- Public Methods
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/**
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* <p>Add the set of Rule instances defined in this RuleSet to the
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* specified <code>Digester</code> instance, associating them with
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* our namespace URI (if any). This method should only be called
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* by a Digester instance.</p>
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*
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* @param digester Digester instance to which the new Rule instances
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* should be added.
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*/
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@Override
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public void addRuleInstances(Digester digester) {
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digester.addRule(prefix + "user", new MemoryUserRule());
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}
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}
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/**
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* Private class used when parsing the XML database file.
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*/
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final class MemoryUserRule extends Rule {
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/**
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* Construct a new instance of this <code>Rule</code>.
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*/
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public MemoryUserRule() {
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// No initialisation required
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}
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/**
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* Process a <code><user></code> element from the XML database file.
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*
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* @param attributes The attribute list for this element
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*/
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@Override
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public void begin(String namespace, String name, Attributes attributes)
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throws Exception {
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String username = attributes.getValue("username");
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if (username == null) {
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username = attributes.getValue("name");
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}
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String password = attributes.getValue("password");
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String roles = attributes.getValue("roles");
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MemoryRealm realm =
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(MemoryRealm) digester.peek(digester.getCount() - 1);
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realm.addUser(username, password, roles);
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}
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}
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