示例#1
0
 private void setBeanProperty(String name, Object object) {
   Bean parentBean = null;
   if (beansStack.size() > 0) {
     parentBean = (Bean) beansStack.peek();
     parentBean.setProperty(name, object);
   }
 }
示例#2
0
 private Object pushBeanOnStack(String classPackage, String clazz) {
   try {
     Bean bean = new Bean(classPackage, clazz, classLoaderStrategy, topLevelBean);
     parentNode = currentNode;
     currentBean = (Bean) beansStack.push(bean);
     return bean.getBeanObject();
   } catch (Exception e) {
     // bean could not be created
     System.err.println("bean could not be created: " + classPackage + "." + clazz);
     return null;
   }
 }
示例#3
0
 public Bean(String classPackage, String clazz, ClassLoaderStrategy cls, Bean topLevelBean)
     throws Exception {
   // Get the no-arg constructor and create the bean
   try {
     Class classOfBean = ObjectXml.getClassOfBean((ClassLoader) cls, classPackage + "." + clazz);
     Constructor ct = null;
     // check whether this class is an inner class
     if (classOfBean.getEnclosingClass() != null) {
       ct = classOfBean.getConstructor(new Class[] {classOfBean.getEnclosingClass()});
       beanObject = ct.newInstance(new Object[] {topLevelBean.getBeanObject()});
     } else {
       ct = classOfBean.getConstructor((Class[]) null);
       beanObject = ct.newInstance((Object[]) null);
     }
     // Get an array of property descriptors
     beanInfo = Introspector.getBeanInfo(classOfBean);
     PropertyDescriptor[] pds = beanInfo.getPropertyDescriptors();
     // load property descriptors into hashtable
     propDesc = new Properties();
     for (int i = 0; i < pds.length; i++) {
       propDesc.put(pds[i].getName(), pds[i]);
     }
   } catch (Exception e) {
     System.err.println("Exception creating bean: " + e.getMessage());
     e.printStackTrace();
     throw e;
   }
 }
示例#4
0
 private Object popBeanOffStack() {
   // pop the bean off the stack
   if ((parentNode != root) && (beansStack.size() > 0)) {
     currentBean = (Bean) beansStack.pop();
     return currentBean.getBeanObject();
   }
   return null;
 }
示例#5
0
 private Object createObject(
     Node node, String name, String classPackage, String type, String value, boolean setProperty) {
   Bean parentBean = null;
   if (beansStack.size() > 0) parentBean = (Bean) beansStack.peek();
   Object object = null;
   // param is either an XSD type or a bean,
   // check if it can be converted to an XSD type
   XSDatatype dt = null;
   try {
     dt = DatatypeFactory.getTypeByName(type);
   } catch (DatatypeException dte) {
     // the type is not a valid XSD data type
   }
   // convert null value to default
   if ((dt != null) && (value == null)) {
     Class objType = dt.getJavaObjectType();
     if (objType == String.class) value = "";
     else if ((objType == java.math.BigInteger.class)
         || (objType == Long.class)
         || (objType == Integer.class)
         || (objType == Short.class)
         || (objType == Byte.class)) value = "0";
     else if ((objType == java.math.BigDecimal.class)
         || (objType == Double.class)
         || (objType == Float.class)) value = "0.0";
     else if (objType == Boolean.class) value = "false";
     else if (objType == java.util.Date.class) value = DateUtils.getCurrentDate();
     else if (objType == java.util.Calendar.class) value = DateUtils.getCurrentDateTime();
   }
   //  check whether the type was converted to an XSD datatype
   if ((dt != null) && dt.isValid(value, null)) {
     // create and return an XSD Java object (e.g. String, Integer, Boolean, etc)
     object = dt.createJavaObject(value, null);
     if (object instanceof java.util.Calendar) {
       // check that the object is truly a Calendar
       // because DatatypeFactory converts xsd:date
       // types to GregorianCalendar instead of Date.
       if (type.equals("date")) {
         java.text.DateFormat df = new java.text.SimpleDateFormat("yyyy-MM-dd");
         try {
           object = df.parse(value);
         } catch (java.text.ParseException pe) {
           object = new java.util.Date();
         }
       }
     }
   } else {
     // Create a bean object
     if (topLevelBean == null) topLevelBean = parentBean;
     object = pushBeanOnStack(classPackage, type);
     // Check fields to see if this property is the 'value' for the object
     Field[] fields = object.getClass().getDeclaredFields();
     for (int i = 0; i < fields.length; i++) {
       if (fields[i].isAnnotationPresent(ObjectXmlAsValue.class)) {
         try {
           StringBuffer fieldName = new StringBuffer(fields[i].getName());
           char c = fieldName.charAt(0);
           if (c >= 'a' && c <= 'z') {
             c += 'A' - 'a';
           }
           fieldName.setCharAt(0, c);
           fieldName.insert(0, "set");
           Method method =
               object
                   .getClass()
                   .getMethod(fieldName.toString(), new Class[] {fields[i].getType()});
           method.invoke(object, value);
           break;
         } catch (Exception e) {
           System.err.println(e.getMessage());
         }
       }
     }
     NamedNodeMap nodeAttrs = node.getAttributes();
     // iterate attributes and set field values for property attributes
     for (int i = 0; i < nodeAttrs.getLength(); i++) {
       String nodePrefix = nodeAttrs.item(i).getPrefix();
       if (nodePrefix.equals(nsPrefix)) {
         String nodeName = nodeAttrs.item(i).getLocalName();
         String nodeValue = nodeAttrs.item(i).getNodeValue();
         try {
           Field field = object.getClass().getDeclaredField(nodeName);
           if (field.isAnnotationPresent(ObjectXmlAsAttribute.class)) {
             StringBuffer fieldName = new StringBuffer(field.getName());
             char c = fieldName.charAt(0);
             if (c >= 'a' && c <= 'z') {
               c += 'A' - 'a';
             }
             fieldName.setCharAt(0, c);
             fieldName.insert(0, "set");
             Method method =
                 object.getClass().getMethod(fieldName.toString(), new Class[] {field.getType()});
             if (field.getType() == String.class) method.invoke(object, nodeValue);
             else if (field.getType() == Boolean.TYPE)
               method.invoke(object, StringUtils.strToBool(nodeValue, "true"));
             else if (field.getType() == Byte.TYPE)
               method.invoke(object, Byte.valueOf(nodeValue).byteValue());
             else if (field.getType() == Character.TYPE)
               method.invoke(object, Character.valueOf(nodeValue.charAt(0)));
             else if (field.getType() == Double.TYPE)
               method.invoke(object, Double.valueOf(nodeValue).doubleValue());
             else if (field.getType() == Float.TYPE)
               method.invoke(object, Float.valueOf(nodeValue).floatValue());
             else if (field.getType() == Integer.TYPE)
               method.invoke(object, Integer.valueOf(nodeValue).intValue());
             else if (field.getType() == Long.TYPE)
               method.invoke(object, Long.valueOf(nodeValue).longValue());
             else if (field.getType() == Short.TYPE)
               method.invoke(object, Short.valueOf(nodeValue).shortValue());
           }
         } catch (Exception e) {
           System.err.println(e.getMessage());
         }
       }
     }
   }
   if ((parentBean != null) && (setProperty)) {
     parentBean.setProperty(name, object);
   }
   return object;
 }