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hrmsEjb/wenrgise/report/excel/ExcelReport.java

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+package wenrgise.report.excel;
+
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.Locale;
+import javax.sql.DataSource;
+import jxl.WorkbookSettings;
+import jxl.format.CellFormat;
+import jxl.write.Label;
+import jxl.write.Number;
+import jxl.write.NumberFormats;
+import jxl.write.WritableCell;
+import jxl.write.WritableCellFormat;
+import jxl.write.WritableFont;
+import jxl.write.WritableSheet;
+import wenrgise.common.utility.ServiceLocator;
+
+class ExcelReport {
+  WorkbookSettings ws = null;
+  
+  WritableSheet s = null;
+  
+  public ExcelReport() {
+    this.ws = new WorkbookSettings();
+    this.ws.setLocale(new Locale("en", "EN"));
+  }
+  
+  public WorkbookSettings getWorkBookSetting() {
+    return this.ws;
+  }
+  
+  public void writeDataSheet(WritableSheet s, ArrayList heading, String query) {
+    DataSource oDataSource = null;
+    Statement stmt = null;
+    Connection conn = null;
+    ResultSet results = null;
+    DecimalFormat Currency = new DecimalFormat("0.00");
+    try {
+      oDataSource = (DataSource)ServiceLocator.getLocator().getService("jdbc/conDS");
+      conn = oDataSource.getConnection();
+      stmt = conn.createStatement();
+      results = stmt.executeQuery(query);
+      int rowPos = 0;
+      WritableFont wf = new WritableFont(WritableFont.ARIAL, 10, WritableFont.BOLD);
+      WritableCellFormat cf = new WritableCellFormat(wf);
+      cf.setWrap(false);
+      int colPos = -1;
+      Iterator itrHeading = heading.iterator();
+      while (itrHeading.hasNext()) {
+        colPos++;
+        Heading oHeading = itrHeading.next();
+        String sHeading = oHeading.getName();
+        s.addCell((WritableCell)new Label(colPos, rowPos, sHeading, (CellFormat)cf));
+      } 
+      wf = new WritableFont(WritableFont.ARIAL, 8, WritableFont.NO_BOLD);
+      while (results.next()) {
+        rowPos++;
+        colPos = -1;
+        Iterator itrHeading1 = heading.iterator();
+        while (itrHeading1.hasNext()) {
+          colPos++;
+          Heading oHeading1 = itrHeading1.next();
+          String sHeading1 = oHeading1.getName();
+          int sType = oHeading1.getType();
+          if (sType == 1) {
+            cf = new WritableCellFormat(wf);
+            cf.setWrap(false);
+            s.addCell((WritableCell)new Label(colPos, rowPos, results.getString(sHeading1), (CellFormat)cf));
+            continue;
+          } 
+          if (sType == 2) {
+            cf = new WritableCellFormat(wf, NumberFormats.FLOAT);
+            cf.setWrap(false);
+            s.addCell((WritableCell)new Number(colPos, rowPos, results.getBigDecimal(sHeading1).floatValue(), (CellFormat)cf));
+          } 
+        } 
+      } 
+    } catch (Exception ex) {
+      ex.printStackTrace();
+    } finally {
+      try {
+        if (stmt != null)
+          stmt.close(); 
+        if (results != null)
+          results.close(); 
+        if (conn != null)
+          conn.close(); 
+      } catch (Exception e) {
+        e.printStackTrace();
+      } 
+    } 
+  }
+}