Source Code Cross Referenced for PMDUIComponent.java in  » Report » pentaho-report » org » pentaho » ui » component » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Report » pentaho report » org.pentaho.ui.component 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright 2007 Pentaho Corporation.  All rights reserved.
003:         * This software was developed by Pentaho Corporation and is provided under the terms 
004:         * of the Mozilla Public License, Version 1.1, or any later version. You may not use 
005:         * this file except in compliance with the license. If you need a copy of the license, 
006:         * please go to http://www.mozilla.org/MPL/MPL-1.1.txt. The Original Code is the Pentaho 
007:         * BI Platform.  The Initial Developer is Pentaho Corporation.
008:         *
009:         * Software distributed under the Mozilla Public License is distributed on an "AS IS" 
010:         * basis, WITHOUT WARRANTY OF ANY KIND, either express or  implied. Please refer to 
011:         * the license for the specific language governing your rights and limitations.
012:         */
013:        package org.pentaho.ui.component;
014:
015:        import java.util.ArrayList;
016:        import java.util.Collections;
017:        import java.util.Comparator;
018:        import java.util.Iterator;
019:        import java.util.List;
020:        import java.util.StringTokenizer;
021:
022:        import org.apache.commons.logging.Log;
023:        import org.apache.commons.logging.LogFactory;
024:        import org.dom4j.Document;
025:        import org.dom4j.DocumentHelper;
026:        import org.dom4j.Element;
027:        import org.pentaho.commons.connection.IPentahoResultSet;
028:        import org.pentaho.core.runtime.IRuntimeContext;
029:        import org.pentaho.core.solution.IParameterProvider;
030:        import org.pentaho.core.solution.SimpleParameterProvider;
031:        import org.pentaho.core.system.PentahoSystem;
032:        import org.pentaho.core.ui.IPentahoUrlFactory;
033:        import org.pentaho.messages.Messages;
034:        import org.pentaho.messages.util.LocaleHelper;
035:        import org.pentaho.plugin.mql.MetadataPublisher;
036:        import org.pentaho.pms.core.CWM;
037:        import org.pentaho.pms.factory.CwmSchemaFactoryInterface;
038:        import org.pentaho.pms.schema.BusinessCategory;
039:        import org.pentaho.pms.schema.BusinessColumn;
040:        import org.pentaho.pms.schema.BusinessModel;
041:        import org.pentaho.pms.schema.SchemaMeta;
042:        import org.pentaho.pms.schema.concept.ConceptUtilityInterface;
043:        import org.pentaho.pms.schema.concept.types.datatype.DataTypeSettings;
044:        import org.pentaho.pms.schema.concept.types.localstring.ConceptPropertyLocalizedString;
045:        import org.pentaho.pms.schema.concept.types.localstring.LocalizedStringSettings;
046:        import org.pentaho.pms.util.UniqueList;
047:        import org.pentaho.ui.ChartHelper;
048:        import org.pentaho.ui.XmlComponent;
049:
050:        public class PMDUIComponent extends XmlComponent {
051:
052:            private static final long serialVersionUID = -911457505257919399L;
053:
054:            private static final Log logger = LogFactory
055:                    .getLog(PMDUIComponent.class);
056:
057:            public static final int ACTION_LIST_DOMAINS = 1;
058:
059:            public static final int ACTION_LIST_MODELS = 2;
060:
061:            public static final int ACTION_MODELS_DETAIL = 3;
062:
063:            public static final int ACTION_LOAD_MODEL = 4;
064:
065:            public static final int ACTION_LOOKUP = 5;
066:
067:            private int action;
068:
069:            private String domainName;
070:
071:            private String modelId;
072:
073:            private String columnId;
074:
075:            private IParameterProvider parameters;
076:
077:            public PMDUIComponent(IPentahoUrlFactory urlFactory, List messages) {
078:                super (urlFactory, messages, ""); //$NON-NLS-1$
079:            }
080:
081:            public Log getLogger() {
082:                return logger;
083:            }
084:
085:            public boolean validate() {
086:                return true;
087:            }
088:
089:            public Document getXmlContent() {
090:
091:                if (action == ACTION_LIST_MODELS) {
092:                    return listModels();
093:                } else if (action == ACTION_LOAD_MODEL) {
094:                    return loadModel();
095:                } else if (action == ACTION_LOOKUP) {
096:                    return getLookup();
097:                } else {
098:                    throw new RuntimeException(
099:                            Messages
100:                                    .getErrorString(
101:                                            "PMDUIComponent.ERROR_0002_ILLEGAL_ACTION", String.valueOf(action))); //$NON-NLS-1$
102:                }
103:            }
104:
105:            private Document listModels() {
106:
107:                // Create a document that describes the result
108:                Document doc = DocumentHelper.createDocument();
109:
110:                Element root = doc.addElement("metadata"); //$NON-NLS-1$
111:
112:                Element modelsNode = root.addElement("models"); //$NON-NLS-1$
113:                if (domainName == null) {
114:                    try {
115:                        MetadataPublisher.loadAllMetadata(getSession(), false);
116:                        String domains[] = CWM.getDomainNames();
117:                        for (int domainNo = 0; domainNo < domains.length; domainNo++) {
118:                            addDomainModels(domains[domainNo], modelsNode, root);
119:                        }
120:                    } catch (Throwable t) {
121:                        error(Messages
122:                                .getString("PMDUIComponent.ERROR_0001_GET_MODEL_LIST")); //$NON-NLS-1$
123:                        t.printStackTrace();
124:                        root
125:                                .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_DOMAIN_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
126:                    }
127:
128:                } else {
129:                    addDomainModels(domainName, modelsNode, root);
130:                }
131:                return doc;
132:            }
133:
134:            private void addDomainModels(String domain, Element modelsNode,
135:                    Element root) {
136:
137:                CWM cwm = null;
138:                try {
139:                    cwm = CWM.getInstance(domain, false);
140:                } catch (Throwable t) {
141:                    root
142:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_DOMAIN_LOADING_ERROR", domain)); //$NON-NLS-1$ //$NON-NLS-2$
143:                    error(
144:                            Messages
145:                                    .getString("PMDUIComponent.USER_DOMAIN_LOADING_ERROR") + domain, t); //$NON-NLS-1$
146:                    return;
147:                }
148:
149:                CwmSchemaFactoryInterface cwmSchemaFactory = (CwmSchemaFactoryInterface) PentahoSystem
150:                        .getObject(getSession(), "ICwmSchemaFactory"); //$NON-NLS-1$
151:
152:                SchemaMeta schemaMeta = cwmSchemaFactory.getSchemaMeta(cwm);
153:
154:                String locale = LocaleHelper.getLocale().toString();
155:                schemaMeta.setActiveLocale(locale);
156:                List models = schemaMeta.getBusinessModels().getList();
157:
158:                MetaObjectComparator comparator = new MetaObjectComparator(
159:                        locale);
160:                Collections.sort(models, comparator);
161:
162:                Iterator it = models.iterator();
163:                Element modelNode;
164:                while (it.hasNext()) {
165:                    BusinessModel model = (BusinessModel) it.next();
166:                    modelNode = modelsNode.addElement("model"); //$NON-NLS-1$
167:                    modelNode.addElement("domain_id").setText(domain); //$NON-NLS-1$
168:                    if (model.getId() != null) {
169:                        modelNode.addElement("model_id").setText(model.getId()); //$NON-NLS-1$
170:                    }
171:                    if (model.getDisplayName(locale) != null) {
172:                        modelNode
173:                                .addElement("model_name").setText(model.getDisplayName(locale)); //$NON-NLS-1$
174:                    }
175:                    if (model.getDescription(locale) != null) {
176:                        modelNode
177:                                .addElement("model_description").setText(model.getDescription(locale)); //$NON-NLS-1$
178:                    }
179:                }
180:                if (debug) {
181:
182:                }
183:                return;
184:            }
185:
186:            private Document loadModel() {
187:                // Create a document that describes the result
188:                Document doc = DocumentHelper.createDocument();
189:
190:                Element root = doc.addElement("metadata"); //$NON-NLS-1$
191:
192:                if (domainName == null) {
193:                    // we can't do this without a model
194:                    root
195:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_DOMAIN_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
196:                    return doc;
197:                }
198:
199:                if (modelId == null) {
200:                    // we can't do this without a model
201:                    root
202:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_MODEL_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
203:                    return doc;
204:                }
205:
206:                Element modelNode = root.addElement("model"); //$NON-NLS-1$
207:                MetadataPublisher.loadMetadata(domainName, getSession(), false);
208:                CWM cwm = null;
209:                try {
210:                    cwm = CWM.getInstance(domainName, false);
211:                } catch (Throwable t) {
212:                    root
213:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_DOMAIN_LOADING_ERROR", domainName)); //$NON-NLS-1$ //$NON-NLS-2$
214:                    error(
215:                            Messages
216:                                    .getString(
217:                                            "PMDUIComponent.USER_MODEL_LOADING_ERROR", domainName), t); //$NON-NLS-1$
218:                    t.printStackTrace();
219:                    return doc;
220:                }
221:                CwmSchemaFactoryInterface cwmSchemaFactory = (CwmSchemaFactoryInterface) PentahoSystem
222:                        .getObject(getSession(), "ICwmSchemaFactory"); //$NON-NLS-1$
223:                SchemaMeta schemaMeta = cwmSchemaFactory.getSchemaMeta(cwm);
224:
225:                String locale = LocaleHelper.getLocale().toString();
226:                schemaMeta.setActiveLocale(locale);
227:
228:                BusinessModel model = schemaMeta.findModel(modelId); // This is the business view that was selected.
229:                if (model == null) {
230:                    root
231:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_MODEL_LOADING_ERROR", modelId)); //$NON-NLS-1$ //$NON-NLS-2$
232:                    error(Messages.getString(
233:                            "PMDUIComponent.USER_MODEL_LOADING_ERROR", modelId)); //$NON-NLS-1$
234:                    return doc;
235:                }
236:                modelNode.addElement("domain_id").setText(domainName); //$NON-NLS-1$
237:                if (model.getId() != null) {
238:                    modelNode.addElement("model_id").setText(model.getId()); //$NON-NLS-1$
239:                }
240:                if (model.getDisplayName(locale) != null) {
241:                    modelNode
242:                            .addElement("model_name").setText(model.getDisplayName(locale)); //$NON-NLS-1$
243:                }
244:                if (model.getDescription(locale) != null) {
245:                    modelNode
246:                            .addElement("model_description").setText(model.getDescription(locale)); //$NON-NLS-1$
247:                }
248:
249:                BusinessCategory rootView = model.getRootCategory();
250:                UniqueList uniqueCategories = rootView.getBusinessCategories();
251:                List childCategories = uniqueCategories.getList();
252:
253:                MetaObjectComparator comparator = new MetaObjectComparator(
254:                        locale);
255:                Collections.sort(childCategories, comparator);
256:                Iterator it = childCategories.iterator();
257:
258:                Element tableNode;
259:                // BusinessTable table;
260:                BusinessCategory businessView;
261:
262:                BusinessColumn column;
263:                List columns;
264:                MetaObjectComparator columnComparator;
265:                Iterator columnsIterator;
266:
267:                while (it.hasNext()) {
268:                    businessView = (BusinessCategory) it.next();
269:                    tableNode = modelNode.addElement("view"); //$NON-NLS-1$
270:                    if (businessView.getId() != null) {
271:                        tableNode
272:                                .addElement("view_id").setText(businessView.getId()); //$NON-NLS-1$
273:                    }
274:                    if (businessView.getDisplayName(locale) != null) {
275:                        tableNode
276:                                .addElement("view_name").setText(businessView.getDisplayName(locale)); //$NON-NLS-1$
277:                    }
278:                    if (businessView.getDescription(locale) != null) {
279:                        tableNode
280:                                .addElement("view_description").setText(businessView.getDescription(locale)); //$NON-NLS-1$
281:                    }
282:                    columns = businessView.getBusinessColumns().getList();
283:
284:                    columnComparator = new MetaObjectComparator(locale);
285:                    Collections.sort(columns, columnComparator);
286:                    columnsIterator = columns.iterator();
287:                    while (columnsIterator.hasNext()) {
288:                        column = (BusinessColumn) columnsIterator.next();
289:                        if (column.isHidden()) {
290:                            continue;
291:                        }
292:                        addColumn(column, tableNode, locale);
293:                    }
294:                }
295:
296:                return doc;
297:            }
298:
299:            public void addColumn(BusinessColumn column, Element tableNode,
300:                    String locale) {
301:                Element columnNode = tableNode.addElement("column"); //$NON-NLS-1$
302:
303:                if (column.getId() != null) {
304:                    columnNode.addElement("column_id").setText(column.getId()); //$NON-NLS-1$
305:                }
306:                if (column.getDisplayName(locale) != null) {
307:                    columnNode
308:                            .addElement("column_name").setText(column.getDisplayName(locale)); //$NON-NLS-1$
309:                }
310:                if (column.getDescription(locale) != null) {
311:                    columnNode
312:                            .addElement("column_description").setText(column.getDescription(locale)); //$NON-NLS-1$
313:                }
314:                if (column.getFieldTypeDesc() != null) {
315:                    // TODO this should take a locale
316:                    columnNode
317:                            .addElement("column_field_type").setText(column.getFieldTypeDesc()); //$NON-NLS-1$
318:                }
319:                DataTypeSettings dataType = column.getDataType();
320:                if (dataType != null) {
321:                    columnNode
322:                            .addElement("column_type").setText(dataType.getCode()); //$NON-NLS-1$
323:                }
324:                if (column.getConcept().getProperty("lookup") != null) { //$NON-NLS-1$
325:                    columnNode.addElement("column_lookup").setText("true"); //$NON-NLS-1$ //$NON-NLS-2$
326:                }
327:            }
328:
329:            public Document getLookup() {
330:                // Create a document that describes the result
331:                Document doc = DocumentHelper.createDocument();
332:
333:                Element root = doc.addElement("metadata"); //$NON-NLS-1$
334:
335:                if (domainName == null) {
336:                    // we can't do this without a model
337:                    root
338:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_DOMAIN_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
339:                    return doc;
340:                }
341:
342:                if (modelId == null) {
343:                    // we can't do this without a view
344:                    root
345:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_MODEL_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
346:                    return doc;
347:                }
348:
349:                if (columnId == null) {
350:                    // we can't do this without a view
351:                    root
352:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_NO_COLUMN_SPECIFIED")); //$NON-NLS-1$ //$NON-NLS-2$
353:                    return doc;
354:                }
355:
356:                MetadataPublisher.loadMetadata(domainName, getSession(), false);
357:                CWM cwm = null;
358:                try {
359:                    cwm = CWM.getInstance(domainName, false);
360:                } catch (Throwable t) {
361:                    root
362:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_DOMAIN_LOADING_ERROR", domainName)); //$NON-NLS-1$ //$NON-NLS-2$
363:                    error(
364:                            Messages
365:                                    .getString(
366:                                            "PMDUIComponent.USER_DOMAIN_LOADING_ERROR", domainName), t); //$NON-NLS-1$
367:                    return doc;
368:                }
369:                CwmSchemaFactoryInterface cwmSchemaFactory = (CwmSchemaFactoryInterface) PentahoSystem
370:                        .getObject(getSession(), "ICwmSchemaFactory"); //$NON-NLS-1$
371:                SchemaMeta schemaMeta = cwmSchemaFactory.getSchemaMeta(cwm);
372:
373:                String locale = LocaleHelper.getLocale().toString();
374:                schemaMeta.setActiveLocale(locale);
375:
376:                BusinessModel model = schemaMeta.findModel(modelId); // This is the business view that was selected.
377:                if (model == null) {
378:                    root
379:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_MODEL_LOADING_ERROR", modelId)); //$NON-NLS-1$ //$NON-NLS-2$
380:                    return doc;
381:                }
382:
383:                BusinessColumn column = model.findBusinessColumn(columnId);
384:                if (column == null) {
385:                    root
386:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_COLUMN_NOT_FOUND")); //$NON-NLS-1$ //$NON-NLS-2$
387:                    return doc;
388:                }
389:
390:                // Temporary hack to get the BusinessCategory. When fixed properly, you should be able to interrogate the
391:                // business column thingie for it's containing BusinessCategory.
392:                BusinessCategory rootCat = model.getRootCategory();
393:                BusinessCategory view = rootCat
394:                        .findBusinessCategoryForBusinessColumn(column);
395:                if (view == null) {
396:                    root
397:                            .addElement("message").setText(Messages.getString("PMDUIComponent.USER_VIEW_NOT_FOUND")); //$NON-NLS-1$ //$NON-NLS-2$
398:                    return doc;
399:                }
400:
401:                String mql = "<mql><domain_type>relational</domain_type><domain_id>" + domainName + "</domain_id><model_id>" + modelId + "</model_id>"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
402:                if (column.getConcept().getProperty("lookup") == null) { //$NON-NLS-1$
403:                    mql += "<selection><view>" + view.getId() + "</view><column>" + column.getId() + "</column></selection>"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
404:                    mql += "<orders><order><direction>asc</direction><view_id>" + view.getId() + "</view_id><column_id>" + column.getId() + "</column_id></order></orders>"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
405:
406:                } else {
407:
408:                    String lookup = column.getConcept()
409:                            .getProperty("lookup").getValue().toString(); //$NON-NLS-1$
410:                    // assume model and view are the same...
411:                    StringTokenizer tokenizer1 = new StringTokenizer(lookup,
412:                            ";"); //$NON-NLS-1$
413:                    while (tokenizer1.hasMoreTokens()) {
414:                        StringTokenizer tokenizer2 = new StringTokenizer(
415:                                tokenizer1.nextToken(), "."); //$NON-NLS-1$
416:                        if (tokenizer2.countTokens() == 2) {
417:                            String lookupViewId = tokenizer2.nextToken();
418:                            String lookupColumnId = tokenizer2.nextToken();
419:                            mql += "<selection><view>" + lookupViewId + "</view><column>" + lookupColumnId + "</column></selection>"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
420:                        }
421:                    }
422:                }
423:                mql += "</mql>"; //$NON-NLS-1$
424:                ArrayList messages = new ArrayList();
425:                SimpleParameterProvider lookupParameters = new SimpleParameterProvider();
426:                lookupParameters.setParameter("mql", mql); //$NON-NLS-1$
427:                IRuntimeContext runtime = ChartHelper
428:                        .doAction(
429:                                "system", "metadata", "PickList.xaction", "lookup-list", lookupParameters, getSession(), messages, this ); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
430:                IPentahoResultSet results = null;
431:                if (runtime != null) {
432:                    if (runtime.getStatus() == IRuntimeContext.RUNTIME_STATUS_SUCCESS) {
433:                        if (runtime.getOutputNames().contains("data")) { //$NON-NLS-1$
434:                            results = runtime
435:                                    .getOutputParameter("data").getValueAsResultSet(); //$NON-NLS-1$
436:                            Object[][] columnHeaders = results.getMetaData()
437:                                    .getColumnHeaders();
438:                            boolean hasColumnHeaders = columnHeaders != null;
439:
440:                            Element rowElement;
441:                            Element dataElement = root.addElement("data"); //$NON-NLS-1$
442:                            if (hasColumnHeaders) {
443:                                for (int rowNo = 0; rowNo < columnHeaders.length; rowNo++) {
444:                                    rowElement = dataElement
445:                                            .addElement("COLUMN-HDR-ROW"); //$NON-NLS-1$
446:                                    for (int columnNo = 0; columnNo < columnHeaders[rowNo].length; columnNo++) {
447:                                        Object nameAttr = results.getMetaData()
448:                                                .getAttribute(rowNo, columnNo,
449:                                                        "name"); //$NON-NLS-1$
450:                                        if (nameAttr != null
451:                                                && nameAttr instanceof  ConceptPropertyLocalizedString) {
452:                                            ConceptPropertyLocalizedString str = (ConceptPropertyLocalizedString) nameAttr;
453:                                            LocalizedStringSettings settings = (LocalizedStringSettings) str
454:                                                    .getValue();
455:                                            String name = settings
456:                                                    .getString(LocaleHelper
457:                                                            .getLocale()
458:                                                            .toString());
459:                                            if (name != null) {
460:                                                rowElement
461:                                                        .addElement(
462:                                                                "COLUMN-HDR-ITEM").setText(name); //$NON-NLS-1$
463:                                            } else {
464:                                                rowElement
465:                                                        .addElement(
466:                                                                "COLUMN-HDR-ITEM").setText(columnHeaders[rowNo][columnNo].toString()); //$NON-NLS-1$
467:                                            }
468:                                        } else {
469:                                            rowElement
470:                                                    .addElement(
471:                                                            "COLUMN-HDR-ITEM").setText(columnHeaders[rowNo][columnNo].toString()); //$NON-NLS-1$
472:                                        }
473:                                    }
474:                                }
475:                            }
476:                            Object row[] = results.next();
477:                            while (row != null) {
478:                                rowElement = dataElement.addElement("DATA-ROW"); //$NON-NLS-1$
479:                                for (int columnNo = 0; columnNo < row.length; columnNo++) {
480:                                    if (row[columnNo] == null) {
481:                                        rowElement
482:                                                .addElement("DATA-ITEM").setText(""); //$NON-NLS-1$ //$NON-NLS-2$
483:                                    } else {
484:                                        rowElement
485:                                                .addElement("DATA-ITEM").setText(row[columnNo].toString()); //$NON-NLS-1$
486:                                    }
487:                                }
488:                                row = results.next();
489:                            }
490:                        }
491:                    }
492:                }
493:
494:                return doc;
495:            }
496:
497:            public void setAction(int action) {
498:                this .action = action;
499:            }
500:
501:            public int getAction() {
502:                return action;
503:            }
504:
505:            public void setDomainName(String domainName) {
506:                this .domainName = domainName;
507:            }
508:
509:            public String getDomainName() {
510:                return domainName;
511:            }
512:
513:            public IParameterProvider getParameters() {
514:                return parameters;
515:            }
516:
517:            public void setParameters(IParameterProvider parameters) {
518:                this .parameters = parameters;
519:            }
520:
521:            public String getModelId() {
522:                return modelId;
523:            }
524:
525:            public void setModelId(String modelId) {
526:                this .modelId = modelId;
527:            }
528:
529:            public String getColumnId() {
530:                return columnId;
531:            }
532:
533:            public void setColumnId(String columnId) {
534:                this .columnId = columnId;
535:            }
536:
537:            private class MetaObjectComparator implements  Comparator {
538:                private String localeString;
539:
540:                public MetaObjectComparator(String locale) {
541:                    this .localeString = locale;
542:                }
543:
544:                public int compare(Object obj1, Object obj2) {
545:                    ConceptUtilityInterface cui1 = (ConceptUtilityInterface) obj1;
546:                    ConceptUtilityInterface cui2 = (ConceptUtilityInterface) obj2;
547:                    return cui1.getDisplayName(this.localeString).compareTo(
548:                            cui2.getDisplayName(this.localeString));
549:                }
550:
551:            }
552:
553:        }
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