1 /**************************************************************** 2 * Licensed to the Apache Software Foundation (ASF) under one * 3 * or more contributor license agreements. See the NOTICE file * 4 * distributed with this work for additional information * 5 * regarding copyright ownership. The ASF licenses this file * 6 * to you under the Apache License, Version 2.0 (the * 7 * "License"); you may not use this file except in compliance * 8 * with the License. You may obtain a copy of the License at * 9 * * 10 * http://www.apache.org/licenses/LICENSE-2.0 * 11 * * 12 * Unless required by applicable law or agreed to in writing, * 13 * software distributed under the License is distributed on an * 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 15 * KIND, either express or implied. See the License for the * 16 * specific language governing permissions and limitations * 17 * under the License. * 18 ****************************************************************/ 19 20 package org.apache.jsieve.commands; 21 22 import org.apache.jsieve.Arguments; 23 import org.apache.jsieve.Block; 24 import org.apache.jsieve.SieveContext; 25 import org.apache.jsieve.TestList; 26 import org.apache.jsieve.exception.SieveException; 27 import org.apache.jsieve.mail.MailAdapter; 28 29 /** 30 * Class Elsif implements the Elsif Command as defined in RFC 3028, section 3.1. 31 */ 32 public class Elsif extends AbstractConditionalCommand { 33 34 /** 35 * Constructor for Elsif. 36 */ 37 public Elsif() { 38 super(); 39 } 40 41 /** 42 * <p> 43 * Conditionally eexecute a Block if an Elsif Condition is allowed and 44 * runnable. 45 * </p> 46 * <p> 47 * Also, 48 * 49 * @see org.apache.jsieve.commands.AbstractCommand#executeBasic(MailAdapter, 50 * Arguments, Block, SieveContext) 51 * </p> 52 */ 53 protected Object executeBasic(MailAdapter mail, Arguments arguments, 54 Block block, SieveContext context) throws SieveException { 55 // Check Syntax 56 if (!context.getConditionManager().isElsifAllowed()) 57 throw context.getCoordinate().commandException( 58 "Unexpected Command: \"elsif\"."); 59 60 // Check Runnable 61 if (!context.getConditionManager().isElsifRunnable()) 62 return Boolean.FALSE; 63 64 // Run the tests 65 Boolean isTestPassed = (Boolean) arguments.getTestList().execute(mail, 66 context); 67 68 // If the tests answered TRUE, execute the Block 69 if (isTestPassed.booleanValue()) 70 execute(mail, block, context); 71 72 // Update the ConditionManager 73 context.getConditionManager().setElsifTestResult( 74 isTestPassed.booleanValue()); 75 76 // Return the result 77 return isTestPassed; 78 } 79 80 /** 81 * @see org.apache.jsieve.commands.AbstractCommand#validateArguments(Arguments, 82 * SieveContext) 83 */ 84 protected void validateArguments(Arguments arguments, SieveContext context) 85 throws SieveException { 86 TestList testList = arguments.getTestList(); 87 if (null == testList || testList.getTests().isEmpty()) 88 throw context.getCoordinate().syntaxException("Expecting a Test"); 89 } 90 91 }