Source Code Cross Referenced for ExpressionRegistry.java in  » Report » pentaho-report » org » pentaho » reportdesigner » crm » report » model » functions » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Report » pentaho report » org.pentaho.reportdesigner.crm.report.model.functions 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright 2006-2007 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.
007:         *
008:         * Software distributed under the Mozilla Public License is distributed on an "AS IS"
009:         * basis, WITHOUT WARRANTY OF ANY KIND, either express or  implied. Please refer to
010:         * the license for the specific language governing your rights and limitations.
011:         *
012:         * Additional Contributor(s): Martin Schmid gridvision engineering GmbH
013:         */
014:        package org.pentaho.reportdesigner.crm.report.model.functions;
015:
016:        import org.jetbrains.annotations.NonNls;
017:        import org.jetbrains.annotations.NotNull;
018:        import org.jetbrains.annotations.Nullable;
019:        import org.jfree.report.function.Expression;
020:        import org.pentaho.reportdesigner.crm.report.PropertyKeys;
021:        import org.pentaho.reportdesigner.crm.report.model.ReportFunctionElement;
022:        import org.pentaho.reportdesigner.crm.report.reportexporter.ReportCreationException;
023:        import org.pentaho.reportdesigner.lib.client.i18n.TranslationManager;
024:        import org.pentaho.reportdesigner.lib.client.util.IOUtil;
025:
026:        import java.beans.BeanInfo;
027:        import java.beans.IntrospectionException;
028:        import java.beans.Introspector;
029:        import java.beans.PropertyDescriptor;
030:        import java.io.FileInputStream;
031:        import java.lang.reflect.InvocationTargetException;
032:        import java.lang.reflect.Method;
033:        import java.lang.reflect.Modifier;
034:        import java.util.Arrays;
035:        import java.util.Comparator;
036:        import java.util.HashMap;
037:        import java.util.HashSet;
038:        import java.util.LinkedList;
039:        import java.util.List;
040:        import java.util.StringTokenizer;
041:        import java.util.logging.Level;
042:        import java.util.logging.Logger;
043:
044:        /**
045:         * User: Martin
046:         * Date: 27.07.2006
047:         * Time: 09:56:42
048:         */
049:        public class ExpressionRegistry {
050:            @NonNls
051:            @NotNull
052:            private static final Logger LOG = Logger
053:                    .getLogger(ExpressionRegistry.class.getName());
054:            @NotNull
055:            private static final String FUNCTIONS_FILENAME = "./resources/functions.txt";
056:
057:            public static void main(@NotNull
058:            String[] args) {
059:                ExpressionRegistry instance = ExpressionRegistry.getInstance();
060:                for (Class<?> jFreeReportExpressionClass : instance
061:                        .getJFreeReportExpressionToWrapperClassesMap().keySet()) {
062:                    Class<?> wrapperClass = instance
063:                            .getJFreeReportExpressionToWrapperClassesMap().get(
064:                                    jFreeReportExpressionClass);
065:                    //noinspection UseOfSystemOutOrSystemErr
066:                    System.out.println(jFreeReportExpressionClass.getName()
067:                            + " <---> " + wrapperClass.getName());
068:                }
069:            }
070:
071:            @NotNull
072:            private static final HashSet<String> exludedExpressionProperties;
073:
074:            static {
075:                exludedExpressionProperties = new HashSet<String>();
076:                exludedExpressionProperties.add("value");//NON-NLS
077:                exludedExpressionProperties.add("active");//NON-NLS
078:                exludedExpressionProperties.add("dataRow");//NON-NLS
079:                exludedExpressionProperties.add("instance");//NON-NLS
080:                exludedExpressionProperties.add("cacheKey");//NON-NLS
081:                exludedExpressionProperties.add("runtime");//NON-NLS
082:            }
083:
084:            @NotNull
085:            private static final ExpressionRegistry registry = new ExpressionRegistry();
086:
087:            @NotNull
088:            public static ExpressionRegistry getInstance() {
089:                return registry;
090:            }
091:
092:            @NotNull
093:            private HashMap<String, String> jFreeReportExpressionToTreePathMap;
094:            @NotNull
095:            private HashMap<Class<?>, Class<?>> jFreeReportExpressionToWrapperClassesMap;
096:            @NotNull
097:            private HashMap<Class<?>, Class<?>> wrapperToJFreeReportExpressionClassesMap;
098:            @NotNull
099:            private HashMap<String, Class<?>> simpleNameToWrapperClassesMap;
100:
101:            @NotNull
102:            private HashMap<String, PropertyInfo> propertyInfos;
103:
104:            private ExpressionRegistry() {
105:                //MARKED we should directly access JFreeReports function registry as soon as available
106:
107:                jFreeReportExpressionToTreePathMap = new HashMap<String, String>();
108:                jFreeReportExpressionToWrapperClassesMap = new HashMap<Class<?>, Class<?>>();
109:                simpleNameToWrapperClassesMap = new HashMap<String, Class<?>>();
110:
111:                propertyInfos = new HashMap<String, PropertyInfo>();
112:                AdditionalPropertyInfos
113:                        .initExternalPropertyInfos(propertyInfos);
114:                AdditionalPropertyInfos
115:                        .initTreePathInfos(jFreeReportExpressionToTreePathMap);
116:
117:                generateAndAddClassIfPossible("org.jfree.report.function.AverageExpression");
118:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnAverageExpression");
119:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnDifferenceExpression");
120:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnDivisionExpression");
121:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnMaximumExpression");
122:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnMinimumExpression");
123:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnMultiplyExpression");
124:                generateAndAddClassIfPossible("org.jfree.report.function.ColumnSumExpression");
125:                generateAndAddClassIfPossible("org.jfree.report.function.CompareFieldsExpression");
126:                generateAndAddClassIfPossible("org.jfree.report.function.ConvertToDateExpression");
127:                generateAndAddClassIfPossible("org.jfree.report.function.ConvertToNumberExpression");
128:                generateAndAddClassIfPossible("org.jfree.report.function.CountDistinctFunction");
129:                generateAndAddClassIfPossible("org.jfree.report.function.CreateGroupAnchorsFunction");
130:                generateAndAddClassIfPossible("org.jfree.report.function.CreateHyperLinksFunction");
131:                generateAndAddClassIfPossible("org.jfree.report.function.DateCutExpression");
132:                generateAndAddClassIfPossible("org.jfree.report.function.ElementColorFunction");
133:                generateAndAddClassIfPossible("org.jfree.report.function.ElementTrafficLightFunction");
134:                generateAndAddClassIfPossible("org.jfree.report.function.ElementVisibilityFunction");
135:                generateAndAddClassIfPossible("org.jfree.report.function.ElementVisibilitySwitchFunction");
136:                generateAndAddClassIfPossible("org.jfree.report.function.EventMonitorFunction");
137:                generateAndAddClassIfPossible("org.jfree.report.function.GroupCountFunction");
138:                generateAndAddClassIfPossible("org.jfree.report.function.HideElementByNameFunction");
139:                generateAndAddClassIfPossible("org.jfree.report.function.HideElementIfDataAvailableExpression");
140:                generateAndAddClassIfPossible("org.jfree.report.function.HideNullValuesFunction");
141:                generateAndAddClassIfPossible("org.jfree.report.function.HidePageBandForTableExportFunction");
142:                generateAndAddClassIfPossible("org.jfree.report.function.IsEmptyExpression");
143:                generateAndAddClassIfPossible("org.jfree.report.function.IsNullExpression");
144:                generateAndAddClassIfPossible("org.jfree.report.function.ItemAvgFunction");
145:                generateAndAddClassIfPossible("org.jfree.report.function.ItemColumnQuotientExpression");
146:                generateAndAddClassIfPossible("org.jfree.report.function.ItemCountFunction");
147:                generateAndAddClassIfPossible("org.jfree.report.function.ItemHideFunction");
148:                generateAndAddClassIfPossible("org.jfree.report.function.ItemMaxFunction");
149:                generateAndAddClassIfPossible("org.jfree.report.function.ItemMinFunction");
150:                generateAndAddClassIfPossible("org.jfree.report.function.ItemPercentageFunction");
151:                generateAndAddClassIfPossible("org.jfree.report.function.ItemSumFunction");
152:                generateAndAddClassIfPossible("org.jfree.report.function.NegativeNumberPaintChangeFunction");
153:                generateAndAddClassIfPossible("org.jfree.report.function.PageFunction");
154:                generateAndAddClassIfPossible("org.jfree.report.function.PageItemCountFunction");
155:                generateAndAddClassIfPossible("org.jfree.report.function.PageItemSumFunction");
156:                generateAndAddClassIfPossible("org.jfree.report.function.PageOfPagesFunction");
157:                generateAndAddClassIfPossible("org.jfree.report.function.PageTotalFunction");
158:                generateAndAddClassIfPossible("org.jfree.report.function.PaintComponentFunction");
159:                generateAndAddClassIfPossible("org.jfree.report.function.PaintDynamicComponentFunction");
160:                generateAndAddClassIfPossible("org.jfree.report.function.PercentageExpression");
161:                generateAndAddClassIfPossible("org.jfree.report.function.ShowElementByNameFunction");
162:                generateAndAddClassIfPossible("org.jfree.report.function.ShowElementIfDataAvailableExpression");
163:                generateAndAddClassIfPossible("org.jfree.report.function.TextFormatExpression");
164:                generateAndAddClassIfPossible("org.jfree.report.function.TotalCalculationFunction");
165:                generateAndAddClassIfPossible("org.jfree.report.function.TotalGroupCountFunction");
166:                generateAndAddClassIfPossible("org.jfree.report.function.TotalGroupSumFunction");
167:                generateAndAddClassIfPossible("org.jfree.report.function.TotalGroupSumQuotientFunction");
168:                generateAndAddClassIfPossible("org.jfree.report.function.TotalGroupSumQuotientPercentFunction");
169:                generateAndAddClassIfPossible("org.jfree.report.function.TotalItemCountFunction");
170:                generateAndAddClassIfPossible("org.jfree.report.function.TriggerPageFooterFunction");
171:                generateAndAddClassIfPossible("org.jfree.report.function.bool.AndExpression");
172:                generateAndAddClassIfPossible("org.jfree.report.function.bool.IsEmptyDataExpression");
173:                generateAndAddClassIfPossible("org.jfree.report.function.bool.OrExpression");
174:                generateAndAddClassIfPossible("org.jfree.report.function.date.CompareDateExpression");
175:                generateAndAddClassIfPossible("org.jfree.report.function.date.DateExpression");
176:                generateAndAddClassIfPossible("org.jfree.report.function.date.DateSpanExpression");
177:                generateAndAddClassIfPossible("org.jfree.report.function.date.VariableDateExpression");
178:                generateAndAddClassIfPossible("org.jfree.report.function.numeric.CompareNumberExpression");
179:                generateAndAddClassIfPossible("org.jfree.report.function.numeric.IsNegativeExpression");
180:                generateAndAddClassIfPossible("org.jfree.report.function.numeric.IsPositiveExpression");
181:                generateAndAddClassIfPossible("org.jfree.report.function.strings.CapitalizeStringExpression");
182:                generateAndAddClassIfPossible("org.jfree.report.function.strings.CompareStringExpression");
183:                generateAndAddClassIfPossible("org.jfree.report.function.strings.MapIndirectExpression");
184:                generateAndAddClassIfPossible("org.jfree.report.function.strings.MapStringExpression");
185:                generateAndAddClassIfPossible("org.jfree.report.function.strings.ResourceBundleLookupExpression");
186:                generateAndAddClassIfPossible("org.jfree.report.function.strings.ResourceMesssageFormatExpression");
187:                generateAndAddClassIfPossible("org.jfree.report.function.strings.SubStringExpression");
188:                generateAndAddClassIfPossible("org.jfree.report.function.strings.ToLowerCaseStringExpression");
189:                generateAndAddClassIfPossible("org.jfree.report.function.strings.ToUpperCaseStringExpression");
190:                generateAndAddClassIfPossible("org.jfree.report.function.strings.TokenizeStringExpression");
191:                generateAndAddClassIfPossible("org.jfree.report.function.strings.URLEncodeExpression");
192:                generateAndAddClassIfPossible("org.jfree.report.function.sys.IsExportTypeExpression");
193:                generateAndAddClassIfPossible("org.jfree.report.modules.misc.beanshell.BSHExpression");
194:                //generateAndAddClassIfPossible("org.jfree.report.modules.misc.bsf.BSFExpression");
195:                generateAndAddClassIfPossible("org.jfree.report.modules.misc.survey.SurveyScaleExpression");
196:
197:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.AreaChartExpression");
198:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.BarChartExpression");
199:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.BarLineChartExpression");
200:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.BubbleChartExpression");
201:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.ExtendedXYLineChartExpression");
202:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.LineChartExpression");
203:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.MultiPieChartExpression");
204:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.PieChartExpression");
205:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.RingChartExpression");
206:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.ScatterPlotChartExpression");
207:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.WaterfallChartExpressions");
208:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.XYAreaChartExpression");
209:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.XYBarChartExpression");
210:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.XYLineChartExpression");
211:
212:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.PieSetCollectorFunction");
213:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.CategorySetCollectorFunction");
214:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.XYSeriesCollectorFunction");
215:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.XYZSeriesCollectorFunction");
216:                generateAndAddClassIfPossible("org.pentaho.plugin.jfreereport.reportcharts.TimeSeriesCollectorFunction");
217:
218:                generateAndAddClassIfPossible("org.jfree.report.function.FormulaExpression");
219:                generateAndAddClassIfPossible("org.jfree.report.function.FormulaFunction");
220:
221:                List<String> functionList = readFunctions();
222:                for (String function : functionList) {
223:                    generateAndAddClassIfPossible(function.trim());
224:                }
225:
226:                wrapperToJFreeReportExpressionClassesMap = new HashMap<Class<?>, Class<?>>();
227:                for (Class<?> jFreeClass : jFreeReportExpressionToWrapperClassesMap
228:                        .keySet()) {
229:                    @Nullable
230:                    Class<?> wrapperClass = jFreeReportExpressionToWrapperClassesMap
231:                            .get(jFreeClass);
232:                    wrapperToJFreeReportExpressionClassesMap.put(wrapperClass,
233:                            jFreeClass);
234:                }
235:            }
236:
237:            @NotNull
238:            private List<String> readFunctions() {
239:                List<String> functionList = new LinkedList<String>();
240:
241:                FileInputStream fis = null;
242:                try {
243:                    //noinspection IOResourceOpenedButNotSafelyClosed
244:                    fis = new FileInputStream(FUNCTIONS_FILENAME);
245:                    StringBuilder sb = new StringBuilder(1000);
246:                    byte[] bytes = new byte[1024];
247:                    int numRead;
248:                    while ((numRead = fis.read(bytes)) != -1) {
249:                        sb.append(new String(bytes, 0, numRead));
250:                    }
251:
252:                    StringTokenizer st = new StringTokenizer(sb.toString(),
253:                            ", ");
254:                    while (st.hasMoreTokens()) {
255:                        String function = st.nextToken();
256:                        functionList.add(function);
257:                    }
258:                } catch (Exception e) {
259:                    if (LOG.isLoggable(Level.FINE))
260:                        LOG.log(Level.FINE,
261:                                "ExpressionRegistry.readFunctions ", e);
262:                } finally {
263:                    IOUtil.closeStream(fis);
264:                }
265:
266:                return functionList;
267:            }
268:
269:            private void generateAndAddClassIfPossible(@NotNull
270:            String jFreeReportClassName) {
271:                try {
272:                    Class<?> jFreeReportClass = Class
273:                            .forName(jFreeReportClassName);
274:                    if (!Expression.class.isAssignableFrom(jFreeReportClass)) {
275:                        return;
276:                    }
277:                    if (Modifier.isAbstract(jFreeReportClass.getModifiers())) {
278:                        return;
279:                    }
280:                    if (!Modifier.isPublic(jFreeReportClass.getModifiers())) {
281:                        return;
282:                    }
283:
284:                    BeanInfo beanInfo = Introspector
285:                            .getBeanInfo(jFreeReportClass);
286:                    PropertyDescriptor[] propertyDescriptors = beanInfo
287:                            .getPropertyDescriptors();
288:
289:                    //sort alphabetically, the file name (from superclass) will be the first.
290:                    Arrays.sort(propertyDescriptors,
291:                            new Comparator<PropertyDescriptor>() {
292:                                public int compare(@NotNull
293:                                PropertyDescriptor o1, @NotNull
294:                                PropertyDescriptor o2) {
295:                                    return o1.getName().compareTo(o2.getName());
296:                                }
297:                            });
298:
299:                    FunctionGenerator functionGenerator = new FunctionGenerator(
300:                            FunctionGenerator.PACKAGE_PREFIX
301:                                    + jFreeReportClassName + "_DesignerWrapper");//NON-NLS
302:                    for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
303:                        if (propertyDescriptor.getReadMethod() != null
304:                                && propertyDescriptor.getWriteMethod() != null
305:                                && !exludedExpressionProperties
306:                                        .contains(propertyDescriptor.getName())) {
307:                            functionGenerator.addProperty(createProperty(
308:                                    jFreeReportClassName, propertyDescriptor));
309:                        }
310:                    }
311:                    Class<ReportFunctionElement> wrapperClass = FunctionGenerator
312:                            .defineClass(functionGenerator);
313:                    jFreeReportExpressionToWrapperClassesMap.put(
314:                            jFreeReportClass, wrapperClass);
315:
316:                    simpleNameToWrapperClassesMap.put(jFreeReportClass
317:                            .getSimpleName(), wrapperClass);
318:                } catch (Throwable e) {
319:                    if (LOG.isLoggable(Level.FINE))
320:                        LOG.log(Level.FINE,
321:                                "ExpressionRegistry.generateAndAddClassIfPossible jFreeReportClassName = "
322:                                        + jFreeReportClassName + " is missing");
323:                    if (LOG.isLoggable(Level.FINE))
324:                        LOG
325:                                .log(
326:                                        Level.FINE,
327:                                        "ExpressionRegistry.generateAndAddClassIfPossible ",
328:                                        e);
329:                }
330:            }
331:
332:            @NotNull
333:            public HashMap<Class<?>, Class<?>> getJFreeReportExpressionToWrapperClassesMap() {
334:                return jFreeReportExpressionToWrapperClassesMap;
335:            }
336:
337:            @NotNull
338:            public String getTreePath(@NotNull
339:            Class<?> jFreeClass) {
340:                String path = jFreeReportExpressionToTreePathMap.get(jFreeClass
341:                        .getName());
342:                if (path != null) {
343:                    return path;
344:                } else {
345:                    return "";
346:                }
347:            }
348:
349:            @NotNull
350:            public HashMap<Class<?>, Class<?>> getWrapperToJFreeReportExpressionClassesMap() {
351:                return wrapperToJFreeReportExpressionClassesMap;
352:            }
353:
354:            @Nullable
355:            public ReportFunctionElement createWrapperInstance(@NotNull
356:            String className) {
357:                try {
358:                    Class<?> wrapperClass = Class.forName(className);
359:                    @Nullable
360:                    Class<?> jFreeClass = wrapperToJFreeReportExpressionClassesMap
361:                            .get(wrapperClass);
362:
363:                    ReportFunctionElement wrapperInstance = (ReportFunctionElement) wrapperClass
364:                            .newInstance();
365:                    if (jFreeClass == null) {
366:                        return null;
367:                    }
368:                    Expression jFreeExpression = (Expression) jFreeClass
369:                            .newInstance();
370:
371:                    fillWrapper(wrapperInstance, jFreeExpression);
372:
373:                    return wrapperInstance;
374:                } catch (Throwable e) {
375:                    if (LOG.isLoggable(Level.FINE))
376:                        LOG.log(Level.FINE,
377:                                "ExpressionRegistry.createWrapperInstance ", e);
378:                    return null;
379:                }
380:            }
381:
382:            @NotNull
383:            public ReportFunctionElement createWrapperInstance(@NotNull
384:            Expression jFreeExpression) {
385:
386:                Class<?> jFreeClass = jFreeExpression.getClass();
387:                @Nullable
388:                Class<?> wrapperClass = jFreeReportExpressionToWrapperClassesMap
389:                        .get(jFreeClass);
390:
391:                if (wrapperClass == null) {
392:                    wrapperClass = getWrapperClassForOldFunction(jFreeClass
393:                            .getSimpleName());
394:
395:                    if (wrapperClass == null) {
396:                        throw new RuntimeException(
397:                                "Could not create expression instance for class "
398:                                        + jFreeExpression.getClass().getName());
399:                    }
400:                }
401:                try {
402:                    ReportFunctionElement wrapperInstance = (ReportFunctionElement) wrapperClass
403:                            .newInstance();
404:
405:                    fillWrapper(wrapperInstance, jFreeExpression);
406:
407:                    return wrapperInstance;
408:                } catch (Exception e) {
409:                    throw new RuntimeException(
410:                            "Could not create expression instance for class "
411:                                    + jFreeExpression.getClass().getName(), e);
412:                }
413:            }
414:
415:            public void fillWrapper(@NotNull
416:            ReportFunctionElement wrapperInstance, @NotNull
417:            Expression jFreeExpression) throws IntrospectionException,
418:                    IllegalAccessException, InvocationTargetException {
419:                //copy values from jFreeExpression to wrapper (to not loose initialisations)
420:                BeanInfo beanInfo = Introspector.getBeanInfo(jFreeExpression
421:                        .getClass());
422:                PropertyDescriptor[] propertyDescriptors = beanInfo
423:                        .getPropertyDescriptors();
424:                for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
425:                    if (propertyDescriptor.getReadMethod() != null
426:                            && propertyDescriptor.getWriteMethod() != null
427:                            && !"active".equals(propertyDescriptor.getName()))//NON-NLS
428:                    {
429:                        try {
430:                            Method method = wrapperInstance.getClass()
431:                                    .getMethod(
432:                                            propertyDescriptor.getWriteMethod()
433:                                                    .getName(),
434:                                            propertyDescriptor.getWriteMethod()
435:                                                    .getParameterTypes()[0]);
436:                            Object args = propertyDescriptor.getReadMethod()
437:                                    .invoke(jFreeExpression);
438:                            method.invoke(wrapperInstance, args);
439:                        } catch (NoSuchMethodException e) {
440:                            if (LOG.isLoggable(Level.FINE))
441:                                LOG
442:                                        .log(
443:                                                Level.FINE,
444:                                                "ExpressionCreator.createReportFunctionElement ",
445:                                                e);
446:                            //shit happens
447:                        }
448:                    }
449:                }
450:            }
451:
452:            @NotNull
453:            public Expression createJFreeReportExpressionInstance(@NotNull
454:            ReportFunctionElement reportFunctionElement)
455:                    throws ReportCreationException {
456:                try {
457:                    @Nullable
458:                    Class<?> freeClass = wrapperToJFreeReportExpressionClassesMap
459:                            .get(reportFunctionElement.getClass());
460:
461:                    if (freeClass != null) {
462:                        Expression obj = (Expression) freeClass.newInstance();
463:                        BeanInfo beanInfo = Introspector
464:                                .getBeanInfo(reportFunctionElement.getClass());
465:                        PropertyDescriptor[] propertyDescriptors = beanInfo
466:                                .getPropertyDescriptors();
467:                        for (PropertyDescriptor propertyDescriptor : propertyDescriptors) {
468:                            if (propertyDescriptor.getReadMethod() != null
469:                                    && propertyDescriptor.getWriteMethod() != null) {
470:                                Class<?> parameterTypes = propertyDescriptor
471:                                        .getWriteMethod().getParameterTypes()[0];
472:                                Method method = obj.getClass().getMethod(
473:                                        propertyDescriptor.getWriteMethod()
474:                                                .getName(), parameterTypes);
475:                                method.invoke(obj, propertyDescriptor
476:                                        .getReadMethod().invoke(
477:                                                reportFunctionElement));
478:                            }
479:                        }
480:
481:                        return obj;
482:                    }
483:                } catch (Exception e) {
484:                    throw new ReportCreationException(
485:                            "Could not create expression",
486:                            reportFunctionElement, e);
487:                }
488:                throw new ReportCreationException(
489:                        "Could not create expression freeClass not found",
490:                        reportFunctionElement);
491:            }
492:
493:            @NotNull
494:            public String getLocalizedExpressionName(@NotNull
495:            Class<?> clazz) {
496:                String key1 = "Expressions." + clazz.getSimpleName() + ".Name";//NON-NLS
497:                String functionName1 = TranslationManager.getInstance()
498:                        .getTranslation("R", key1);
499:                if (key1.equals(functionName1)) {
500:                    functionName1 = clazz.getSimpleName();
501:                }
502:                return functionName1;
503:            }
504:
505:            @NotNull
506:            public String getLocalizedDescription(@NotNull
507:            Class<?> clazz) {
508:                String key1 = "Expressions." + clazz.getSimpleName()
509:                        + ".Description";//NON-NLS
510:                String functionName1 = TranslationManager.getInstance()
511:                        .getTranslation("R", key1);
512:                if (key1.equals(functionName1)) {
513:                    return "";
514:                }
515:                return functionName1;
516:            }
517:
518:            @Nullable
519:            public Class<?> getWrapperClassForOldFunction(@NotNull
520:            String simpleClassName) {
521:                return simpleNameToWrapperClassesMap.get(simpleClassName);
522:            }
523:
524:            @NotNull
525:            private Property createProperty(@NotNull
526:            String jFreeReportClassName, @NotNull
527:            PropertyDescriptor propertyDescriptor) {
528:                PropertyInfo propertyInfo = propertyInfos
529:                        .get(jFreeReportClassName + "."
530:                                + propertyDescriptor.getName());
531:                if (propertyInfo != null) {
532:                    return new Property(propertyDescriptor.getPropertyType(),
533:                            propertyDescriptor.getName(), propertyInfo
534:                                    .getGroup(), propertyInfo.getSortingID());
535:                }
536:                //prints the name of the properties. useful when adding new functions.
537:                //System.out.println("propertyInfos.put(\""+jFreeReportClassName+"."+propertyDescriptor.getName()+"\", new PropertyInfo(PropertyKeys.GROUP_OPTIONAL, -1));//NON-NLS");
538:
539:                return new Property(propertyDescriptor.getPropertyType(),
540:                        propertyDescriptor.getName(),
541:                        PropertyKeys.GROUP_UNKNOWN, -1);
542:            }
543:        }
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