| /**************************************************************** |
| * 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.jsieve.tests; |
| |
| import java.util.List; |
| |
| import org.apache.jsieve.Argument; |
| import org.apache.jsieve.Arguments; |
| import org.apache.jsieve.SieveContext; |
| import org.apache.jsieve.StringListArgument; |
| import org.apache.jsieve.exception.SieveException; |
| import org.apache.jsieve.mail.MailAdapter; |
| |
| /** |
| * Class Exists implements the Exists Test as defined in RFC 3028, section 5.5. |
| */ |
| public class Exists extends AbstractTest { |
| |
| /** |
| * Constructor for Exists. |
| */ |
| public Exists() { |
| super(); |
| } |
| |
| /** |
| * @see org.apache.jsieve.tests.AbstractTest#executeBasic(MailAdapter, |
| * Arguments, SieveContext) |
| */ |
| protected boolean executeBasic(MailAdapter mail, Arguments arguments, |
| SieveContext context) throws SieveException { |
| |
| final List<String> argumentList = ((StringListArgument) arguments |
| .getArgumentList().get(0)).getList(); |
| |
| boolean found = true; |
| for (final String arg:argumentList) { |
| List<String> headers = mail.getMatchingHeader(arg); |
| found = !headers.isEmpty(); |
| if (!found) { |
| break; |
| } |
| } |
| return found; |
| } |
| |
| /** |
| * @see org.apache.jsieve.tests.AbstractTest#validateArguments(Arguments, |
| * SieveContext) |
| */ |
| protected void validateArguments(Arguments arguments, SieveContext context) |
| throws SieveException { |
| List<Argument> argumentsList = arguments.getArgumentList(); |
| if (1 != argumentsList.size()) |
| throw context.getCoordinate().syntaxException( |
| "Expecting exactly one argument"); |
| |
| if (!(argumentsList.get(0) instanceof StringListArgument)) |
| throw context.getCoordinate().syntaxException( |
| "Expecting a StringList"); |
| |
| if (arguments.hasTests()) |
| throw context.getCoordinate().syntaxException( |
| "Found unexpected tests"); |
| } |
| |
| } |