| 1 | /* |
| 2 | * @(#) $Id: JavaScriptProcessStatusTranslator.java,v 1.1.1.1 2006/03/19 06:09:42 rossen Exp $ |
| 3 | * |
| 4 | * Copyright (c) 2006, WebHydra.com |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions are met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * * Neither the name of the WebHydra.com nor the names of its contributors |
| 16 | * may be used to endorse or promote products derived from this software |
| 17 | * without specific prior written permission. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 20 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 23 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | package com.webhydra.slug.process.javascript; |
| 33 | |
| 34 | import com.webhydra.slug.process.AbstractProcessStatusTranslator; |
| 35 | import com.webhydra.slug.process.ProcessProgress; |
| 36 | import com.webhydra.slug.process.ProcessStatus; |
| 37 | import com.webhydra.slug.process.IProcessStatusTranslator; |
| 38 | import com.webhydra.slug.process.Status; |
| 39 | import java.util.Map; |
| 40 | |
| 41 | /** |
| 42 | * Translates ProcessStatus to JavaScript object |
| 43 | * @author rossen |
| 44 | */ |
| 45 | public class JavaScriptProcessStatusTranslator extends AbstractProcessStatusTranslator implements IProcessStatusTranslator |
| 46 | { |
| 47 | |
| 48 | /** Name of the generated JavaScript Object Class */ |
| 49 | public static final String JAVASCRIPT_OBJECT_NAME = "ProcessStaus"; |
| 50 | |
| 51 | /** Private constructor */ |
| 52 | public JavaScriptProcessStatusTranslator() |
| 53 | { |
| 54 | setContentType("application/x-javascript"); |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Generate process status instance. |
| 59 | * @param ps Process Status to be translated |
| 60 | * @return implementation dependent String representation of provided parameter instance. |
| 61 | */ |
| 62 | public String translate(ProcessStatus ps) |
| 63 | { |
| 64 | if (ps == null) |
| 65 | return "undefined"; |
| 66 | StringBuffer result = new StringBuffer(); |
| 67 | result.append("new ").append(JAVASCRIPT_OBJECT_NAME); |
| 68 | result.append("('").append(ps.getStatus()).append("','"); |
| 69 | result.append((ps.hasMessage()) ? ps.getMessage().replaceAll("(')","\\\\'") : "").append("',"); |
| 70 | result.append((ps instanceof ProcessProgress) ? "" + ((ProcessProgress) ps).getProgress() : "''"); |
| 71 | result.append(");\n"); |
| 72 | return result.toString(); |
| 73 | } |
| 74 | |
| 75 | /** |
| 76 | * Generate class definition. |
| 77 | * |
| 78 | * @return implementation dependent String representation of provided parameter class. |
| 79 | */ |
| 80 | public String getClassDef() |
| 81 | { |
| 82 | StringBuffer result = new StringBuffer(); |
| 83 | result.append("function ").append(JAVASCRIPT_OBJECT_NAME); |
| 84 | result.append("(status,message,progress){\n"); |
| 85 | result.append("this.status=status;\n"); |
| 86 | result.append("this.message=message;\n"); |
| 87 | result.append("this.progress=progress;\n"); |
| 88 | result.append("this.getProgress=function(){return this.progress;};\n"); |
| 89 | result.append("this.hasProgress=function(){return ((this.progress != undefined) && (this.progress != ''));};\n"); |
| 90 | result.append("this.getStatus=function(){return this.status;};\n"); |
| 91 | result.append("this.getMessage=function(){return this.message;};\n"); |
| 92 | result.append("this.hasMessage=function(){return ((this.message != undefined) && this.message != '');};\n"); |
| 93 | result.append("this.isCompleted = function(){ return ((status != '").append(Status.RUNNING); |
| 94 | result.append("') && (status != '").append(Status.WAITING).append("'));};\n"); |
| 95 | result.append("this.toString = function(){ var txt = 'Status: ' + status; "); |
| 96 | result.append("if (this.hasMessage()){ txt = txt + ', Message: ' + message;} "); |
| 97 | result.append("if (this.hasProgress()){ txt = txt + ', Progress: ' + progress;} "); |
| 98 | result.append("return txt;};\n}\n"); |
| 99 | return result.toString(); |
| 100 | } |
| 101 | |
| 102 | } |