| package org.apache.commons.digester3.xmlrules; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.commons.digester3.binder.LinkedRuleBuilder; |
| import org.apache.commons.digester3.binder.RulesBinder; |
| import org.apache.commons.digester3.binder.RulesModule; |
| |
| /** |
| * |
| */ |
| class WithMemoryRulesBinder |
| implements RulesBinder |
| { |
| |
| /** |
| * A stack used to maintain the current pattern. The Rules XML document type allows nesting of patterns. If an |
| * element defines a matching pattern, the resulting pattern is a concatenation of that pattern with all the |
| * ancestor elements' patterns. Hence the need for a stack. |
| */ |
| private final PatternStack patternStack = new PatternStack(); |
| |
| /** |
| * Used to detect circular includes |
| */ |
| private final Set<String> includedFiles = new HashSet<String>(); |
| |
| private final RulesBinder wrappedRulesBinder; |
| |
| public WithMemoryRulesBinder( final RulesBinder wrappedRulesBinder ) |
| { |
| this.wrappedRulesBinder = wrappedRulesBinder; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public ClassLoader getContextClassLoader() |
| { |
| return this.wrappedRulesBinder.getContextClassLoader(); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void addError( final String messagePattern, final Object... arguments ) |
| { |
| this.wrappedRulesBinder.addError( messagePattern, arguments ); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void addError( final Throwable t ) |
| { |
| this.wrappedRulesBinder.addError( t ); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public void install( final RulesModule rulesModule ) |
| { |
| this.wrappedRulesBinder.install( rulesModule ); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public LinkedRuleBuilder forPattern( final String pattern ) |
| { |
| return this.wrappedRulesBinder.forPattern( pattern ); |
| } |
| |
| /** |
| * @return the pattern stack |
| */ |
| public PatternStack getPatternStack() |
| { |
| return this.patternStack; |
| } |
| |
| /** |
| * @return the set of included files |
| */ |
| public Set<String> getIncludedFiles() |
| { |
| return this.includedFiles; |
| } |
| |
| } |