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1 package org.apache.slide.projector.processor.form;
2
3 import java.util.HashMap  ;
4 import java.util.Iterator ;
5 import java.util.List ;
6 import java.util.Map ;
7
8 import org.apache.slide.projector.Context;
9 import org.apache.slide.projector.Information;
10 import org.apache.slide.projector.ProcessException;
11 import org.apache.slide.projector.Processor;
12 import org.apache.slide.projector.Result;
13 import org.apache.slide.projector.Store;
14 import org.apache.slide.projector.URI;
15 import org.apache.slide.projector.descriptor.ParameterDescriptor;
16 import org.apache.slide.projector.descriptor.ResultDescriptor;
17 import org.apache.slide.projector.descriptor.URIValueDescriptor;
18 import org.apache.slide.projector.engine.ProcessorManager;
19 import org.apache.slide.projector.i18n.ErrorMessage;
20 import org.apache.slide.projector.i18n.ParameterMessage;
21 import org.apache.slide.projector.processor.process.Process;
22 import org.apache.slide.projector.store.FormStore;
23 import org.apache.slide.projector.value.BooleanValue;
24 import org.apache.slide.projector.value.MapValue;
25 import org.apache.slide.projector.value.NullValue;
26 import org.apache.slide.projector.value.StringValue;
27 import org.apache.slide.projector.value.URIValue;
28 import org.apache.slide.projector.value.Value;
29
30 public class Test implements Processor {
31 private final static URI FORM_PROCESSOR = new URIValue("formGenerator");
32 private final static URI RESULT_RENDERER = new URIValue("formResult");
33 private final static String PROCESSOR = "processor";
34
35 private final static String FORM_STEP = "form";
36 private final static String PROCESS_STEP = "process";
37 private final static String RESULT_STEP = "result";
38
39 private final static ParameterDescriptor[] parameterDescriptors = new ParameterDescriptor[] {
40 new ParameterDescriptor(PROCESSOR, new ParameterMessage("test/parameter/processor"), new URIValueDescriptor(), NullValue.NULL),
41 };
42
43 public Result process(Map parameter, Context context) throws Exception {
44 URI processorUri = ProcessorManager.getInstance().getURI(this);
45 context.setBookmark(processorUri);
46 Value uri = (Value)parameter.get(PROCESSOR);
47 if ( uri == null || uri == NullValue.NULL ) {
48 uri = (URI)context.getStore(Store.SESSION).get(PROCESSOR);
49 }
50 if ( uri == null ) {
51 throw new ProcessException(new ErrorMessage("test/noProcessorSpecified"));
52 }
53 context.setProcess((URI)uri);
54 context.getStore(Store.SESSION).put(PROCESSOR, uri);
55 Value stepResource = (Value)context.getStore(Store.FORM).get(Process.STEP);
56 String step;
57 if ( stepResource == null ) {
58 step = FORM_STEP;
59 } else {
60 step = stepResource.toString();
61 }
62 context.setStep(step);
63 Processor formProcessor = ProcessorManager.getInstance().getProcessor(FORM_PROCESSOR);
64 Processor resultRenderer = ProcessorManager.getInstance().getProcessor(RESULT_RENDERER);
65 Processor processor = ProcessorManager.getInstance().getProcessor((URI)uri);
66 parameter.put(Control.ACTION, uri);
67 parameter.put(ControlComposer.LOCALE, ProcessorManager.getInstance().process(ProcessorManager.LOCALE_RESOLVER, context.getStore(Store.REQUEST_HEADER).get("accept-language"), context));
68 parameter.put(FormGenerator.TARGET_STEP, PROCESS_STEP);
69 Result result = null;
70 if ( step.equals(FORM_STEP) ) {
71 result = formProcessor.process(parameter, context);
72 } else if ( step.equals(PROCESS_STEP) ) {
73 parameter.putAll(((MapValue)((FormStore)context.getStore(Store.FORM)).getDomain()).getMap());
74 Result processorResult = ProcessorManager.process(processor, parameter, context);
75 if ( hasErrors(context.getInformations()) ) {
76 context.setStep(FORM_STEP);
77 ((FormStore)context.getStore(Store.FORM)).put(ControlComposer.VALIDATE, BooleanValue.TRUE);
78 result = formProcessor.process(parameter, context);
79 } else {
80 Map resultParameters = new HashMap ();
81 resultParameters.put("state", new StringValue(processorResult.getState()));
82 result = ProcessorManager.process(resultRenderer, resultParameters, context);
83 ((FormStore)context.getStore(Store.FORM)).clear();
84 }
85 } else {
86 ((FormStore)context.getStore(Store.FORM)).clear();
87 return Result.OK;
88 }
89 return result;
90 }
91
92 protected boolean hasErrors(List informations) {
93 for ( Iterator i = informations.iterator(); i.hasNext(); ) {
94 Information info = (Information)i.next();
95 if ( info.getSeverity() == Information.ERROR ) {
96 return true;
97 }
98 }
99 return false;
100 }
101
102 public ParameterDescriptor[] getParameterDescriptors() {
103 return parameterDescriptors;
104 }
105
106 public ResultDescriptor getResultDescriptor() {
107 return null;
108 }
109 } |
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