Beispiel #1
0
  /**
   * @param methodName getter method
   * @param clazz value object class
   * @return attribute name related to the specified getter method
   */
  private String getAttributeName(String methodName, Class classType) {
    String attributeName = null;
    if (methodName.startsWith("is"))
      attributeName =
          methodName.substring(2, 3).toLowerCase()
              + (methodName.length() > 3 ? methodName.substring(3) : "");
    else
      attributeName =
          methodName.substring(3, 4).toLowerCase()
              + (methodName.length() > 4 ? methodName.substring(4) : "");

    // an attribute name "Xxxx" becomes "xxxx" and this is not correct!
    try {
      Class c = classType;
      boolean attributeFound = false;
      while (!c.equals(Object.class)) {
        try {
          c.getDeclaredField(attributeName);
          attributeFound = true;
          break;
        } catch (Throwable ex2) {
          c = c.getSuperclass();
        }
      }
      if (!attributeFound) {
        // now trying to find an attribute having the first character in upper case (e.g. "Xxxx")
        String name = attributeName.substring(0, 1).toUpperCase() + attributeName.substring(1);
        c = classType;
        while (!c.equals(Object.class)) {
          try {
            c.getDeclaredField(name);
            attributeFound = true;
            break;
          } catch (Throwable ex2) {
            c = c.getSuperclass();
          }
        }
        if (attributeFound) attributeName = name;
      }
    } catch (Throwable ex1) {
    }

    return attributeName;
  }
Beispiel #2
0
  /**
   * Analyze class fields and fill in "voSetterMethods","voGetterMethods","indexes",reverseIndexes"
   * attributes.
   *
   * @param prefix e.g. "attrx.attry."
   * @param parentMethods getter methods of parent v.o.
   * @param classType class to analyze
   */
  private void analyzeClassFields(String prefix, Method[] parentMethods, Class classType) {
    try {
      if (prefix.split("\\.").length > ClientSettings.MAX_NR_OF_LOOPS_IN_ANALYZE_VO) return;

      // retrieve all getter and setter methods defined in the specified value object...
      String attributeName = null;
      Method[] methods = classType.getMethods();
      String aName = null;
      for (int i = 0; i < methods.length; i++) {
        attributeName = methods[i].getName();

        if (attributeName.startsWith("get")
            && methods[i].getParameterTypes().length == 0
            && ValueObject.class.isAssignableFrom(methods[i].getReturnType())) {
          aName = getAttributeName(attributeName, classType);
          Method[] newparentMethods = new Method[parentMethods.length + 1];
          System.arraycopy(parentMethods, 0, newparentMethods, 0, parentMethods.length);
          newparentMethods[parentMethods.length] = methods[i];
          analyzeClassFields(prefix + aName + ".", newparentMethods, methods[i].getReturnType());
        }

        if (attributeName.startsWith("get")
            && methods[i].getParameterTypes().length == 0
            && (methods[i].getReturnType().equals(String.class)
                || methods[i].getReturnType().equals(Long.class)
                || methods[i].getReturnType().equals(Long.TYPE)
                || methods[i].getReturnType().equals(Float.class)
                || methods[i].getReturnType().equals(Float.TYPE)
                || methods[i].getReturnType().equals(Short.class)
                || methods[i].getReturnType().equals(Short.TYPE)
                || methods[i].getReturnType().equals(Double.class)
                || methods[i].getReturnType().equals(Double.TYPE)
                || methods[i].getReturnType().equals(BigDecimal.class)
                || methods[i].getReturnType().equals(java.util.Date.class)
                || methods[i].getReturnType().equals(java.sql.Date.class)
                || methods[i].getReturnType().equals(java.sql.Timestamp.class)
                || methods[i].getReturnType().equals(Integer.class)
                || methods[i].getReturnType().equals(Integer.TYPE)
                || methods[i].getReturnType().equals(Character.class)
                || methods[i].getReturnType().equals(Boolean.class)
                || methods[i].getReturnType().equals(boolean.class)
                || methods[i].getReturnType().equals(ImageIcon.class)
                || methods[i].getReturnType().equals(Icon.class)
                || methods[i].getReturnType().equals(byte[].class)
                || methods[i].getReturnType().equals(Object.class)
                || ValueObject.class.isAssignableFrom(methods[i].getReturnType()))) {
          attributeName = getAttributeName(attributeName, classType);
          //          try {
          //            if
          // (classType.getMethod("set"+attributeName.substring(0,1).toUpperCase()+attributeName.substring(1),new Class[]{methods[i].getReturnType()})!=null)
          Method[] newparentMethods = new Method[parentMethods.length + 1];
          System.arraycopy(parentMethods, 0, newparentMethods, 0, parentMethods.length);
          newparentMethods[parentMethods.length] = methods[i];
          voGetterMethods.put(prefix + attributeName, newparentMethods);
          //          } catch (NoSuchMethodException ex) {
          //          }
        } else if (attributeName.startsWith("is")
            && methods[i].getParameterTypes().length == 0
            && (methods[i].getReturnType().equals(Boolean.class)
                || methods[i].getReturnType().equals(boolean.class))) {
          attributeName = getAttributeName(attributeName, classType);
          Method[] newparentMethods = new Method[parentMethods.length + 1];
          System.arraycopy(parentMethods, 0, newparentMethods, 0, parentMethods.length);
          newparentMethods[parentMethods.length] = methods[i];
          voGetterMethods.put(prefix + attributeName, newparentMethods);
        } else if (attributeName.startsWith("set") && methods[i].getParameterTypes().length == 1) {
          attributeName = getAttributeName(attributeName, classType);
          try {
            if (classType.getMethod(
                    "get"
                        + attributeName.substring(0, 1).toUpperCase()
                        + attributeName.substring(1),
                    new Class[0])
                != null) {
              Method[] newparentMethods = new Method[parentMethods.length + 1];
              System.arraycopy(parentMethods, 0, newparentMethods, 0, parentMethods.length);
              newparentMethods[parentMethods.length] = methods[i];
              voSetterMethods.put(prefix + attributeName, newparentMethods);
            }
          } catch (NoSuchMethodException ex) {
            try {
              if (classType.getMethod(
                      "is"
                          + attributeName.substring(0, 1).toUpperCase()
                          + attributeName.substring(1),
                      new Class[0])
                  != null) {
                Method[] newparentMethods = new Method[parentMethods.length + 1];
                System.arraycopy(parentMethods, 0, newparentMethods, 0, parentMethods.length);
                newparentMethods[parentMethods.length] = methods[i];
                voSetterMethods.put(prefix + attributeName, newparentMethods);
              }
            } catch (NoSuchMethodException exx) {
            }
          }
        }
      }

      // fill in indexes with the colProperties indexes first; after them, it will be added the
      // other indexes (of attributes not mapped with grid column...)
      HashSet alreadyAdded = new HashSet();
      int i = 0;
      for (i = 0; i < colProperties.length; i++) {
        indexes.put(new Integer(i), colProperties[i].getColumnName());
        reverseIndexes.put(colProperties[i].getColumnName(), new Integer(i));
        alreadyAdded.add(colProperties[i].getColumnName());
      }
      Enumeration en = voGetterMethods.keys();
      while (en.hasMoreElements()) {
        attributeName = en.nextElement().toString();
        if (!alreadyAdded.contains(attributeName)) {
          indexes.put(new Integer(i), attributeName);
          reverseIndexes.put(attributeName, new Integer(i));
          i++;
        }
      }
    } catch (Exception ex) {
      ex.printStackTrace();
    }
  }
Beispiel #3
0
  /**
   * @param obj ValueObject where updating the value for the specified attribute (identified by
   *     colunm index)
   * @param attributeName attribute name
   * @param value new Object to set onto ValueObject
   */
  public final void setField(ValueObject obj, String attributeName, Object value) {
    try {
      Method[] getter = ((Method[]) voGetterMethods.get(attributeName));
      Method[] setter = ((Method[]) voSetterMethods.get(attributeName));
      if (getter == null)
        Logger.error(
            this.getClass().getName(),
            "setField",
            "No getter method for attribute name '" + attributeName + "'.",
            null);
      if (setter == null)
        Logger.error(
            this.getClass().getName(),
            "setField",
            "No setter method for attribute name '" + attributeName + "'.",
            null);

      if (value != null
          && (value instanceof Number || !value.equals("") && value instanceof String)) {
        if (!getter[getter.length - 1].getReturnType().equals(value.getClass())) {
          Class attrType = getter[getter.length - 1].getReturnType();
          if (attrType.equals(Integer.class) || attrType.equals(Integer.TYPE))
            value = new Integer(Double.valueOf(value.toString()).intValue());
          else if (attrType.equals(Double.class) || attrType.equals(Double.TYPE))
            value = new Double(value.toString());
          else if (attrType.equals(BigDecimal.class)) value = new BigDecimal(value.toString());
          else if (attrType.equals(Long.class) || attrType.equals(Long.TYPE))
            value = new Long(Double.valueOf(value.toString()).longValue());
          else if (attrType.equals(Short.class) || attrType.equals(Short.TYPE))
            value = new Short(Double.valueOf(value.toString()).shortValue());
          else if (attrType.equals(Float.class) || attrType.equals(Float.TYPE))
            value = new Float(Double.valueOf(value.toString()).floatValue());
        }
      } else if (value != null && value.equals("")) {
        if (!getter[getter.length - 1].getReturnType().equals(value.getClass())) value = null;
      }
      // test date compatibility...
      if (value != null && value.getClass().equals(java.util.Date.class)) {
        if (setter[setter.length - 1].getParameterTypes()[0].equals(java.sql.Date.class))
          value = new java.sql.Date(((java.util.Date) value).getTime());
        else if (setter[setter.length - 1].getParameterTypes()[0].equals(java.sql.Timestamp.class))
          value = new java.sql.Timestamp(((java.util.Date) value).getTime());
      }

      // retrieve inner v.o.: if not present then maybe create it, according to "createInnerVO"
      // property...
      Method[] m = (Method[]) voGetterMethods.get(attributeName);
      if (m == null)
        Logger.error(
            this.getClass().getName(),
            "setField",
            "No getter method for attribute name '" + attributeName + "'.",
            null);
      Object oldObj = obj;
      String auxAttr;
      for (int i = 0; i < m.length - 1; i++) {
        oldObj = obj;
        obj = (ValueObject) m[i].invoke(oldObj, new Object[0]);
        if (obj == null) {
          if (grids.getGridControl() == null || !grids.getGridControl().isCreateInnerVO()) return;
          else {
            obj = (ValueObject) m[i].getReturnType().newInstance();
            String[] attrs = attributeName.split("\\.");

            auxAttr = "";
            for (int k = 0; k <= i; k++) auxAttr += attrs[k] + ".";
            auxAttr = auxAttr.substring(0, auxAttr.length() - 1);
            Method aux = ((Method[]) voSetterMethods.get(auxAttr))[i];
            aux.invoke(oldObj, new Object[] {obj});
          }
        }
      }

      // avoid to set null for primitive types!
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Long.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {new Long(0)});
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Integer.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {new Integer(0)});
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Short.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {new Short((short) 0)});
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Float.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {new Float(0)});
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Double.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {new Double(0)});
      if (value == null && setter[setter.length - 1].getParameterTypes()[0].equals(Boolean.TYPE))
        setter[setter.length - 1].invoke(obj, new Object[] {Boolean.FALSE});
      else setter[setter.length - 1].invoke(obj, new Object[] {value});
    } catch (Exception ex) {
      ex.printStackTrace();
    }
  }