Ejemplo n.º 1
1
  /**
   * ABAP APIs often uses complex parameters. This example demonstrates how to read the values from
   * a structure.
   *
   * @throws com.sap.conn.jco.JCoException
   */
  public static void step3WorkWithStructure() throws JCoException {
    JCoDestination destination = JCoDestinationManager.getDestination(ABAP_AS_POOLED);
    JCoFunction function = destination.getRepository().getFunction("RFC_SYSTEM_INFO");
    if (function == null) throw new RuntimeException("RFC_SYSTEM_INFO not found in SAP.");

    try {
      function.execute(destination);
    } catch (AbapException e) {
      System.out.println(e.toString());
      return;
    }

    JCoStructure exportStructure = function.getExportParameterList().getStructure("RFCSI_EXPORT");
    System.out.println("System info for " + destination.getAttributes().getSystemID() + ":\n");

    // The structure contains some fields. The loop just prints out each field with its name.
    for (int i = 0; i < exportStructure.getMetaData().getFieldCount(); i++) {
      System.out.println(
          exportStructure.getMetaData().getName(i) + ":\t" + exportStructure.getString(i));
    }
    System.out.println();

    // JCo still supports the JCoFields, but direct access via getXXX is more efficient as field
    // iterator
    System.out.println(
        "The same using field iterator: \nSystem info for "
            + destination.getAttributes().getSystemID()
            + ":\n");
    for (JCoField field : exportStructure) {
      System.out.println(field.getName() + ":\t" + field.getString());
    }
    System.out.println();
  }
  public void run(
      Class object,
      Resource resource,
      IProgressMonitor monitor,
      Map<String, VCObject> seenObjects,
      List<Option> options)
      throws JCoException {
    beginTransaction();
    JCoFunction function = getJCoFunction(getBAPI(), monitor);
    JCoParameterList ipl = function.getImportParameterList();
    String classSpec = object.getName();
    String className = VcmlUtils.getClassName(classSpec);
    int classType = VcmlUtils.getClassType(classSpec);

    // handleOptions(options, ipl, "???", "???");

    ipl.setValue(getCLASSNUM(), className);
    ipl.setValue(getCLASSTYPE(), classType);
    JCoStructure classBasicDataNew = ipl.getStructure(getCLASSBASICDATA());
    classBasicDataNew.setValue("STATUS", VcmlUtils.createIntFromStatus(object.getStatus()));
    classBasicDataNew.setValue("CLASSGROUP", nullIfEmpty(object.getGroup()));
    classBasicDataNew.setValue("VALID_FROM", getToday()); // TODO set VALID_FROM for classes?
    classBasicDataNew.setValue("VALID_TO", "9999-12-31"); // TODO set VALID_TO for classes?
    JCoParameterList tpl = function.getTableParameterList();
    final JCoTable classDescriptionsNew = tpl.getTable(getCLASSDESCRIPTIONS());
    new DescriptionHandler() {
      @Override
      public void handleSingleDescription(Language language, String value) {
        classDescriptionsNew.appendRow();
        classDescriptionsNew.setValue("CATCHWORD", value);
        classDescriptionsNew.setValue("LANGU", VcmlUtils.getLanguageCharacter(language));
        classDescriptionsNew.setValue("LANGU_ISO", language.toString());
      }
    }.handleDescription(object.getDescription());
    JCoTable classCharacteristicsNew = tpl.getTable(getCLASSCHARACTERISTICS());
    List<Characteristic> cstics = object.getCharacteristics();
    classCharacteristicsNew.appendRows(cstics.size());
    for (Characteristic cstic : cstics) {
      classCharacteristicsNew.setValue("NAME_CHAR", cstic.getName());
      classCharacteristicsNew.nextRow();
    }
    execute(function, monitor, object.getName());
    if (processReturnTable(function)) {
      commit(monitor);
    }
    endTransaction();
  }
Ejemplo n.º 3
0
  /**
   * A slightly more complex example than before. Query the companies list returned in a table and
   * then obtain more details for each company.
   *
   * @throws com.sap.conn.jco.JCoException
   */
  public static void step4WorkWithTable() throws JCoException {
    JCoDestination destination = JCoDestinationManager.getDestination(ABAP_AS_POOLED);
    JCoFunction function = destination.getRepository().getFunction("BAPI_COMPANYCODE_GETLIST");
    if (function == null) throw new RuntimeException("BAPI_COMPANYCODE_GETLIST not found in SAP.");

    try {
      function.execute(destination);
    } catch (AbapException e) {
      System.out.println(e.toString());
      return;
    }

    JCoStructure returnStructure = function.getExportParameterList().getStructure("RETURN");
    if (!(returnStructure.getString("TYPE").equals("")
        || returnStructure.getString("TYPE").equals("S"))) {
      throw new RuntimeException(returnStructure.getString("MESSAGE"));
    }

    JCoTable codes = function.getTableParameterList().getTable("COMPANYCODE_LIST");
    for (int i = 0; i < codes.getNumRows(); i++) {
      codes.setRow(i);
      System.out.println(codes.getString("COMP_CODE") + '\t' + codes.getString("COMP_NAME"));
    }

    // move the table cursor to first row
    codes.firstRow();
    for (int i = 0; i < codes.getNumRows(); i++, codes.nextRow()) {
      function = destination.getRepository().getFunction("BAPI_COMPANYCODE_GETDETAIL");
      if (function == null)
        throw new RuntimeException("BAPI_COMPANYCODE_GETDETAIL not found in SAP.");

      function.getImportParameterList().setValue("COMPANYCODEID", codes.getString("COMP_CODE"));

      // We do not need the addresses, so set the corresponding parameter to inactive.
      // Inactive parameters will be  either not generated or at least converted.
      function.getExportParameterList().setActive("COMPANYCODE_ADDRESS", false);

      try {
        function.execute(destination);
      } catch (AbapException e) {
        System.out.println(e.toString());
        return;
      }

      returnStructure = function.getExportParameterList().getStructure("RETURN");
      if (!(returnStructure.getString("TYPE").equals("")
          || returnStructure.getString("TYPE").equals("S")
          || returnStructure.getString("TYPE").equals("W"))) {
        throw new RuntimeException(returnStructure.getString("MESSAGE"));
      }

      JCoStructure detail = function.getExportParameterList().getStructure("COMPANYCODE_DETAIL");

      System.out.println(
          detail.getString("COMP_CODE")
              + '\t'
              + detail.getString("COUNTRY")
              + '\t'
              + detail.getString("CITY"));
    } // for
  }