@Override
      void add(final List<Map<String, ?>> rows, final Values values, final Source source)
          throws JRException {
        JRDataSource dataSource = values.getObject(source.key, JRDataSource.class);
        Assert.isTrue(
            dataSource != null,
            "The Datasource object referenced by key: "
                + source.key
                + " does not exist.  Check"
                + " that the key is correctly spelled in the config.yaml file.\n\t This is one of the"
                + " sources for the !mergeDataSources.");

        JRDesignField jrField = new JRDesignField();

        while (dataSource.next()) {
          Map<String, Object> row = Maps.newHashMap();
          for (Map.Entry<String, String> field : source.fields.entrySet()) {
            jrField.setName(field.getKey());
            row.put(field.getValue(), dataSource.getFieldValue(jrField));
          }
          rows.add(row);
        }
      }
Esempio n. 2
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  protected void setOldValues() throws JRException {
    if (fields != null && fields.length > 0) {
      for (int i = 0; i < fields.length; i++) {
        JRFillField field = fields[i];
        field.setPreviousOldValue(field.getOldValue());
        field.setOldValue(field.getValue());
        field.setValue(dataSource.getFieldValue(field));
      }
    }

    if (variables != null && variables.length > 0) {
      for (int i = 0; i < variables.length; i++) {
        JRFillVariable variable = variables[i];
        variable.setPreviousOldValue(variable.getOldValue());
        variable.setOldValue(variable.getValue());
      }
    }
  }
Esempio n. 3
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 protected boolean advanceDataSource() throws JRException {
   boolean hasNext;
   hasNext =
       (reportMaxCount == null || reportMaxCount.intValue() > reportCount) && dataSource.next();
   return hasNext;
 }