|
1
29 package net.sf.jasperreports.ebank;
30
31 import com.sun.ebank.web.AccountHistoryBean;
32 import com.sun.ebank.web.CustomerBean;
33
34 import net.sf.jasperreports.engine.JasperPrint;
35 import net.sf.jasperreports.engine.JasperReport;
36 import net.sf.jasperreports.engine.JasperExportManager;
37 import net.sf.jasperreports.engine.JRParameter;
38 import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
39 import net.sf.jasperreports.engine.util.JRLoader;
40 import net.sf.jasperreports.engine.JasperFillManager;
41 import net.sf.jasperreports.engine.export.JRHtmlExporter;
42 import net.sf.jasperreports.engine.export.JRHtmlExporterParameter;
43 import net.sf.jasperreports.engine.JRExporterParameter;
44 import net.sf.jasperreports.engine.export.JRXlsExporter;
45 import net.sf.jasperreports.engine.export.JRXlsExporterParameter;
46
47 import javax.servlet.ServletContext  ;
48
49 import java.text.SimpleDateFormat ;
50 import java.util.Locale ;
51 import java.util.Map ;
52 import java.util.HashMap ;
53 import java.util.Date ;
54 import java.io.ByteArrayOutputStream ;
55 import java.io.File ;
56
57
58 public class ReportBean {
59 private ServletContext servletContext;
60 private Locale locale;
61 private AccountHistoryBean accountHistoryBean;
62 private CustomerBean customerBean;
63 private JasperPrint jasperPrint;
64 private Map imagesMap;
65 private int pageIndex;
66 private int displayOption;
67
68 public ReportBean() {
69 accountHistoryBean = null;
70 customerBean = null;
71 jasperPrint = null;
72 imagesMap = null;
73 pageIndex = 0;
74 displayOption = 0;
75 }
76
77 public void setServletContext(ServletContext servletContext) {
78 this.servletContext = servletContext;
79 }
80
81 public void setLocale(Locale locale) {
82 this.locale = locale;
83 }
84
85 public void setAccountHistoryBean(AccountHistoryBean accountHistoryBean) {
86 this.accountHistoryBean = accountHistoryBean;
87 }
88
89 public void setCustomerBean(CustomerBean customerBean) {
90 this.customerBean = customerBean;
91 }
92
93 public void setDisplayOption(int displayOption) {
94 this.displayOption = displayOption;
95 }
96
97 public int getDisplayOption() {
98 return displayOption;
99 }
100
101 public Map getImagesMap() {
102 return imagesMap;
103 }
104
105 public int getPageIndex() {
106 return pageIndex;
107 }
108
109 public int getLastPage() {
110 if (jasperPrint != null && jasperPrint.getPages() != null) {
111 return jasperPrint.getPages().size() - 1;
112 } else {
113 return -1;
114 }
115 }
116
117 public void setFirstPage() {
118 pageIndex = 0;
119 }
120
121 public void setPreviousPage() {
122 if (pageIndex > 0) {
123 pageIndex--;
124 }
125 }
126
127 public void setNextPage() {
128 if (pageIndex < getLastPage()) {
129 pageIndex++;
130 }
131 }
132
133 public void setLastPage() {
134 pageIndex = getLastPage();
135 }
136
137 public void fillReport() {
138
139 pageIndex = 0;
140
141 accountHistoryBean.doTx();
142
143 try {
144 File reportFile = null;
145
146 if (displayOption == 2) {
147 reportFile = new File (servletContext.getRealPath("/reports/BankStatementReport.jasper"));
148 } else {
149 reportFile = new File (servletContext.getRealPath("/reports/AccountHistoryReport.jasper"));
150 }
151
152 JasperReport jasperReport = (JasperReport)JRLoader.loadObject(reportFile.getPath());
153
154 Map parameters = new HashMap ();
155 parameters.put(JRParameter.REPORT_LOCALE, locale);
156 parameters.put("baseDir", new File (servletContext.getRealPath("/")));
157 parameters.put("accountHistoryBean", accountHistoryBean);
158 parameters.put("customerBean", customerBean);
159 parameters.put("isFlowDisplay", new Boolean (displayOption == 1));
160
161 jasperPrint =
162 JasperFillManager.fillReport(
163 jasperReport,
164 parameters,
165 new JRBeanCollectionDataSource(accountHistoryBean.getTransactions())
166 );
167 } catch (Exception e) {
168 e.printStackTrace();
169 }
170 }
171
172 public byte[] getPdf() {
173 try {
174 return JasperExportManager.exportReportToPdf(jasperPrint);
175 } catch (Exception e) {
176 e.printStackTrace();
177 }
178
179 return null;
180 }
181
182 public byte[] getXls() {
183 ByteArrayOutputStream baos = new ByteArrayOutputStream ();
184
185 JRXlsExporter exporter = new JRXlsExporter();
186 exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
187 exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, baos);
188 exporter.setParameter(JRXlsExporterParameter.IS_ONE_PAGE_PER_SHEET, Boolean.FALSE);
189 exporter.setParameter(JRXlsExporterParameter.IS_WHITE_PAGE_BACKGROUND, Boolean.FALSE);
190
191 if (displayOption == 1) {
192 exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
193 } else {
194 exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.FALSE);
195 }
196
197 try {
198 exporter.exportReport();
199
200 return baos.toByteArray();
201 } catch (Exception e) {
202 e.printStackTrace();
203 }
204
205 return null;
206 }
207
208 public String getHtml() {
209 if (jasperPrint == null) {
210 return "";
211 } else {
212 StringBuffer sbuffer = new StringBuffer ();
213
214 imagesMap = new HashMap ();
215
216 JRHtmlExporter exporter = new JRHtmlExporter();
217
218 exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
219 exporter.setParameter(JRExporterParameter.OUTPUT_STRING_BUFFER, sbuffer);
220 exporter.setParameter(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN, Boolean.FALSE);
221 exporter.setParameter(JRHtmlExporterParameter.IMAGES_MAP, imagesMap);
222 exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI, "image?image=");
223
224 if (displayOption == 1) {
225 exporter.setParameter(JRHtmlExporterParameter.HTML_HEADER, "");
226 exporter.setParameter(JRHtmlExporterParameter.BETWEEN_PAGES_HTML, "");
227 exporter.setParameter(JRHtmlExporterParameter.HTML_FOOTER, "");
228 exporter.setParameter(JRHtmlExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
229 } else {
230 exporter.setParameter(JRHtmlExporterParameter.HTML_HEADER, "<table width=\"100%\" cellpadding=\"1\" cellspacing=\"0\" border=\"0\" bgcolor=\"#000000\"><tr><td>");
231 exporter.setParameter(JRHtmlExporterParameter.BETWEEN_PAGES_HTML, "");
232 exporter.setParameter(JRHtmlExporterParameter.HTML_FOOTER, "</td></tr></table>");
233 exporter.setParameter(JRExporterParameter.PAGE_INDEX, new Integer (pageIndex));
234 exporter.setParameter(JRHtmlExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.FALSE);
235 }
236
237 try {
238 exporter.exportReport();
239 } catch (Exception e) {
240 e.printStackTrace();
241 }
242
243 return sbuffer.toString();
244 }
245 }
246 }
247 |
Popular Tags |
Java API By Example, From Geeks To Geeks.