/* * We need to know if the caret is currently positioned on the line we * are about to paint so the line number can be highlighted. */ private boolean isCurrentLine(int rowStartOffset) { int caretPosition = component.getCaretPosition(); Element root = component.getDocument().getDefaultRootElement(); if (root.getElementIndex(rowStartOffset) == root.getElementIndex(caretPosition)) return true; else return false; }
// Serialize the bean using the specified namespace prefix & uri public String serialize(Object bean) throws IntrospectionException, IllegalAccessException { // Use the class name as the name of the root element String className = bean.getClass().getName(); String rootElementName = null; if (bean.getClass().isAnnotationPresent(ObjectXmlAlias.class)) { AnnotatedElement annotatedElement = bean.getClass(); ObjectXmlAlias aliasAnnotation = annotatedElement.getAnnotation(ObjectXmlAlias.class); rootElementName = aliasAnnotation.value(); } // Use the package name as the namespace URI Package pkg = bean.getClass().getPackage(); nsURI = pkg.getName(); // Remove a trailing semi-colon (;) if present (i.e. if the bean is an array) className = StringUtils.deleteTrailingChar(className, ';'); StringBuffer sb = new StringBuffer(className); String objectName = sb.delete(0, sb.lastIndexOf(".") + 1).toString(); domDocument = createDomDocument(objectName); document = domDocument.getDocument(); Element root = document.getDocumentElement(); // Parse the bean elements getBeanElements(root, rootElementName, className, bean); StringBuffer xml = new StringBuffer(); if (prettyPrint) xml.append(domDocument.serialize(lineSeperator, indentChars, includeXmlProlog)); else xml.append(domDocument.serialize(includeXmlProlog)); if (!includeTypeInfo) { int index = xml.indexOf(root.getNodeName()); xml.delete(index - 1, index + root.getNodeName().length() + 2); xml.delete(xml.length() - root.getNodeName().length() - 4, xml.length()); } return xml.toString(); }
/* * Get the line number to be drawn. The empty string will be returned * when a line of text has wrapped. */ protected String getTextLineNumber(int rowStartOffset) { Element root = component.getDocument().getDefaultRootElement(); int index = root.getElementIndex(rowStartOffset); Element line = root.getElement(index); if (line.getStartOffset() == rowStartOffset) return String.valueOf(index + 1); else return ""; }
// // Implement CaretListener interface // @Override public void caretUpdate(CaretEvent e) { // Get the line the caret is positioned on int caretPosition = component.getCaretPosition(); Element root = component.getDocument().getDefaultRootElement(); int currentLine = root.getElementIndex(caretPosition); // Need to repaint so the correct line number can be highlighted if (lastLine != currentLine) { repaint(); lastLine = currentLine; } }
/** Calculate the width needed to display the maximum line number */ private void setPreferredWidth() { Element root = component.getDocument().getDefaultRootElement(); int lines = root.getElementCount(); int digits = Math.max(String.valueOf(lines).length(), minimumDisplayDigits); // Update sizes when number of digits in the line number changes if (lastDigits != digits) { lastDigits = digits; FontMetrics fontMetrics = getFontMetrics(getFont()); int width = fontMetrics.charWidth('0') * digits; Insets insets = getInsets(); int preferredWidth = insets.left + insets.right + width; Dimension d = getPreferredSize(); d.setSize(preferredWidth, HEIGHT); setPreferredSize(d); setSize(d); } }
/** * Parses an XML element as a date * * @param element The element containing the date * @return The date value parsed from the element * @throws IOException If there's an error parsing the date */ public Object readDate(Element element) throws IOException { // Get the text corresponding to this element String str = getElementString(element); String fmt = element.getAttribute("format"); if ("".equals(fmt)) { return parseDate(str, JOXDateHandler.determineDateFormat()); } else { return parseDate(str, new SimpleDateFormat(fmt)); } }
/* PRIVATE METHODS */ private DOMDocument createDomDocument(String rootName) { DOMDocument domDocument = new DOMDocument(nsURI, rootName, null); Document document = domDocument.getDocument(); Element root = document.getDocumentElement(); if (includeTypeInfo) { root.setAttributeNS( XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + nsPrefix, nsURI); root.setAttributeNS( XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + NamespaceConstants.NSPREFIX_SCHEMA_XSD, NamespaceConstants.NSURI_SCHEMA_XSD); root.setAttributeNS( XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + NamespaceConstants.NSPREFIX_SCHEMA_XSI, NamespaceConstants.NSURI_SCHEMA_XSI); root.setAttributeNS( XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + NamespaceConstants.NSPREFIX_SOAP_ENCODING, NamespaceConstants.NSURI_SOAP_ENCODING); root.setAttributeNS( XMLConstants.XMLNS_ATTRIBUTE_NS_URI, XMLConstants.XMLNS_ATTRIBUTE + ":" + Constants.NS_PREFIX_XMLSOAP, Constants.NS_URI_XMLSOAP); } return domDocument; }
/** * Reads the children of an XML element and matches them to properties of a bean. * * @param ob The bean to receive the values * @param element The element the corresponds to the bean * @throws IOException If there is an error reading the document */ public void readObject(Object ob, Element element) throws IOException { // If the object is null, skip the element if (ob == null) { return; } try { BeanInfo info = (BeanInfo) beanCache.get(ob.getClass()); if (info == null) { // Get the bean info for the object info = Introspector.getBeanInfo(ob.getClass(), Object.class); beanCache.put(ob.getClass(), info); } // Get the object's properties PropertyDescriptor[] props = info.getPropertyDescriptors(); // Get the attributes of the node NamedNodeMap attrs = element.getAttributes(); // Get the children of the XML element NodeList nodes = element.getChildNodes(); int numNodes = nodes.getLength(); for (int i = 0; i < props.length; i++) { // Treat indexed properties a little differently if (props[i] instanceof IndexedPropertyDescriptor) { readIndexedProperty(ob, (IndexedPropertyDescriptor) props[i], nodes, attrs); } else { readProperty(ob, props[i], nodes, attrs); } } } catch (IntrospectionException exc) { throw new IOException( "Error getting bean info for " + ob.getClass().getName() + ": " + exc.toString()); } }
/** * Searches the children of an element looking for a Text node. If it finds one, it returns it. * * @param element The element whose children will be searched * @return The text for the element, or null if there is none */ public static String getElementString(Element element) { NodeList nodes = element.getChildNodes(); int numNodes = nodes.getLength(); for (int i = 0; i < numNodes; i++) { Node node = nodes.item(i); if (node instanceof Text) { return ((Text) node).getData(); } } return null; }
/* * Determine the Y offset for the current row */ private int getOffsetY(int rowStartOffset, FontMetrics fontMetrics) throws BadLocationException { // Get the bounding rectangle of the row Rectangle r = component.modelToView(rowStartOffset); int lineHeight = fontMetrics.getHeight(); int y = r.y + r.height; int descent = 0; // The text needs to be positioned above the bottom of the bounding // rectangle based on the descent of the font(s) contained on the row. if (r.height == lineHeight) { // default font is being used descent = fontMetrics.getDescent(); } else { // We need to check all the attributes for font changes if (fonts == null) { fonts = new HashMap<String, FontMetrics>(); } Element root = component.getDocument().getDefaultRootElement(); int index = root.getElementIndex(rowStartOffset); Element line = root.getElement(index); for (int i = 0; i < line.getElementCount(); i++) { Element child = line.getElement(i); AttributeSet as = child.getAttributes(); String fontFamily = (String) as.getAttribute(StyleConstants.FontFamily); Integer fontSize = (Integer) as.getAttribute(StyleConstants.FontSize); String key = fontFamily + fontSize; FontMetrics fm = fonts.get(key); if (fm == null) { Font font = new Font(fontFamily, Font.PLAIN, fontSize); fm = component.getFontMetrics(font); fonts.put(key, fm); } descent = Math.max(descent, fm.getDescent()); } } return y - descent; }
protected void getBeanElementProperties(Element element, Object bean, PropertyDescriptor pd) throws IntrospectionException, IllegalAccessException { Element propertyElement = null; Class classOfProperty = pd.getPropertyType(); Object[] argsNone = {}; // If the property is "class" and the type is java.lang.Class.class then // this is the class of the bean, which we've already encoded. // In this special case, return null. if (!((pd.getName().charAt(0) == 'c') && pd.getName().equals("class")) && !classOfProperty.equals(java.lang.Class.class)) { // Don't process property if it is in the list of fields to be ignored boolean omittedField = false; try { Field field = bean.getClass().getDeclaredField(pd.getName()); omittedField = field.isAnnotationPresent(ObjectXmlOmitField.class); } catch (NoSuchFieldException nsfe) { } if (!omittedField) { String propertyName = formatName(pd.getName()); // Hereafter, we're trying to create a representation of the property // based on the property's value. // The very first thing we need to do is get the value of the // property as an object. If we can't do that, we can't get any // representation of the property at all. Object propertyValue = null; try { Method getter = pd.getReadMethod(); if (getter != null) { propertyValue = getter.invoke(bean, argsNone); } } catch (Exception ex) { // couldn't get value System.err.println(ex.getMessage()); } // See if this property's value is something we can represent as a // standard data type that can be converted to an xsd type, // or if it's something that must be represented as a JavaBean. if (propertyElement == null) { PropertyEditor propEditor = PropertyEditorManager.findEditor(classOfProperty); // If the property editor is not null, pass the property's // value to the PropertyEditor, and then ask the PropertyEditor // for the object and then attempt to convert it to a standard type. if ((propEditor != null) || (classOfProperty == java.util.Calendar.class) || (classOfProperty == java.util.Date.class)) { // The object is a standard type // (e.g. a wrapper around a primitive type, a String, or a Date or Calendar object) try { Object object; if ((classOfProperty == java.util.Calendar.class) || (classOfProperty == java.util.Date.class)) object = propertyValue; else { propEditor.setValue(propertyValue); object = propEditor.getValue(); } Element childElement = getStandardObjectElement(document, object, propertyName); if (includeNullValues || !childElement .getAttribute( NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + org.apache.axis.Constants.ATTR_TYPE) .equals("anyType")) { if (!includeTypeInfo) { childElement.removeAttribute( NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + org.apache.axis.Constants.ATTR_TYPE); childElement.removeAttribute(NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null"); } try { Field field = bean.getClass().getDeclaredField(propertyName); if (field.isAnnotationPresent(ObjectXmlAsAttribute.class)) { String attrName = null; if (includeTypeInfo) attrName = nsPrefix + ":" + propertyName; else attrName = propertyName; element.setAttribute(attrName, childElement.getFirstChild().getNodeValue()); } else if (field.isAnnotationPresent(ObjectXmlAsValue.class)) element.setTextContent(childElement.getFirstChild().getNodeValue()); else element.appendChild(childElement); } catch (NoSuchFieldException nfse) { element.appendChild(childElement); } } } catch (Exception e) { } } else { // The object is not an XSD-encoded datatype, it must be a JavaBean try { String propertyTypeName = null; if (propertyValue != null) { // get object type Class propertyType = pd.getPropertyType(); propertyTypeName = propertyType.getName(); } getBeanElements(element, propertyName, propertyTypeName, propertyValue); } catch (Exception e) { } } } } } }
/* PROTECTED METHODS */ protected void getBeanElements( Element parentElement, String objectName, String objectType, Object bean) throws IntrospectionException, IllegalAccessException { if (objectName == null) { // Get just the class name by lopping off the package name StringBuffer sb = new StringBuffer(bean.getClass().getName()); sb.delete(0, sb.lastIndexOf(".") + 1); objectName = sb.toString(); } // Check if the bean is a standard Java object type or a byte[] (encoded as a base 64 array) Element element = getStandardObjectElement(document, bean, objectName); // If the body element object is null then the bean is not a standard Java object type if (element != null) { if (includeNullValues || !element .getAttribute( NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + org.apache.axis.Constants.ATTR_TYPE) .equals("anyType")) { if (!includeTypeInfo) { element.removeAttribute( NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + org.apache.axis.Constants.ATTR_TYPE); element.removeAttribute(NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null"); } parentElement.appendChild(element); } } else { // Analyze the bean Class classOfBean = null; if (bean != null) classOfBean = bean.getClass(); // If the object is an array, then serialize each of the beans in the array. if ((classOfBean != null) && (classOfBean.isArray())) { String[] arrayInfo = getXsdSoapArrayInfo(classOfBean.getCanonicalName(), nsPrefix); int arrayLen = Array.getLength(bean); StringBuffer arrayType = new StringBuffer(arrayInfo[1]); arrayType.insert(arrayType.indexOf("[]") + 1, arrayLen); if (objectName.charAt(objectName.length() - 1) == ';') objectName = new StringBuffer(objectName).deleteCharAt(objectName.length() - 1).toString(); element = document.createElement(objectName); parentElement.appendChild(element); // Get the bean objects from the array and serialize each for (int i = 0; i < arrayLen; i++) { Object b = Array.get(bean, i); if (b != null) { String name = null; if (objectName.charAt(objectName.length() - 1) == 's') { name = formatName(objectName.substring(0, objectName.length() - 1)); } getBeanElements(element, name, b.getClass().getName(), b); } else { // Array element is null, so don't include it and decrement the # elements in the array int index = arrayType.indexOf("["); arrayType.replace(index + 1, index + 2, String.valueOf(--arrayLen)); } if (includeTypeInfo) { element.setAttributeNS( NamespaceConstants.NSURI_SCHEMA_XSI, NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE, NamespaceConstants.NSPREFIX_SOAP_ENCODING + ":Array"); element.setAttributeNS( NamespaceConstants.NSURI_SOAP_ENCODING, NamespaceConstants.NSPREFIX_SOAP_ENCODING + ":" + Constants.ATTR_ARRAY_TYPE, arrayInfo[0] + ":" + arrayType.toString()); } } } else { int beanType = 0; String beanName = null; if (classOfBean != null) { if (classOfBean == Vector.class) { beanType = 1; beanName = "Vector"; } else if (classOfBean == ArrayList.class) { beanType = 2; beanName = "ArrayList"; } else if (classOfBean == LinkedList.class) { beanType = 3; beanName = "LinkedList"; } else if (classOfBean == Hashtable.class) { beanType = 4; beanName = "Hashtable"; } else if (classOfBean == Properties.class) { beanType = 5; beanName = "Properties"; } else if ((classOfBean == HashMap.class) || (classOfBean == SortedMap.class)) { beanType = 6; beanName = "Map"; } } if (beanType > 0) { String prefix = null; if ((beanType == 1) || (beanType == 5)) prefix = NamespaceConstants.NSPREFIX_SOAP_ENCODING; if (beanType == 6) prefix = Constants.NS_PREFIX_XMLSOAP; else prefix = DEFAULT_NS_PREFIX; element = document.createElement(objectName); if (includeTypeInfo) { element.setAttributeNS( NamespaceConstants.NSURI_SCHEMA_XSI, NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE, prefix + ":" + beanName); if (bean == null) element.setAttributeNS( NamespaceConstants.NSURI_SCHEMA_XSI, NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null", "true"); } parentElement.appendChild(element); if ((beanType >= 1) && (beanType <= 3)) { AbstractCollection collection = (AbstractCollection) bean; // Get the bean objects from the vector and serialize each Iterator it = collection.iterator(); while (it.hasNext()) { Object b = it.next(); String name = null; if (b != null) { if (objectName.charAt(objectName.length() - 1) == 's') { name = formatName(objectName.substring(0, objectName.length() - 1)); } else name = "item"; } getBeanElements(element, name, b.getClass().getName(), b); } } else if ((beanType == 4) || (beanType == 5)) { Hashtable hashtable = (Hashtable) bean; // Get the bean objects from the hashtable or properties and serialize each Enumeration en = hashtable.keys(); while (en.hasMoreElements()) { Object key = en.nextElement(); String keyClassName = key.getClass().getName(); Object value = hashtable.get(key); String beanClassName = null; if (value != null) beanClassName = value.getClass().getName(); Element itemElement = document.createElement("item"); element.appendChild(itemElement); getBeanElements(itemElement, "key", keyClassName, key); getBeanElements(itemElement, "value", beanClassName, value); } } else if (beanType == 6) { Map map = null; if (classOfBean == HashMap.class) map = (HashMap) bean; else if (classOfBean == SortedMap.class) map = (SortedMap) bean; // Get the bean objects from the hashmap and serialize each Set set = map.keySet(); Iterator it = set.iterator(); while (it.hasNext()) { Object key = it.next(); String keyClassName = key.getClass().getName(); Object value = map.get(key); String beanClassName = null; if (value != null) beanClassName = value.getClass().getName(); Element itemElement = document.createElement("item"); element.appendChild(itemElement); getBeanElements(itemElement, "key", keyClassName, key); getBeanElements(itemElement, "value", beanClassName, value); } } } else { // Create a parent element for this bean's properties if (objectName.charAt(objectName.length() - 1) == ';') objectName = new StringBuffer(objectName).deleteCharAt(objectName.length() - 1).toString(); objectName = formatName(objectName); element = document.createElement(objectName); parentElement.appendChild(element); if (includeTypeInfo) { StringBuffer className = new StringBuffer(objectType); element.setAttributeNS( NamespaceConstants.NSURI_SCHEMA_XSI, NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":" + Constants.ATTR_TYPE, nsPrefix + ":" + className.delete(0, className.lastIndexOf(".") + 1).toString()); } if (classOfBean != null) { // Get an array of property descriptors BeanInfo bi = Introspector.getBeanInfo(classOfBean); PropertyDescriptor[] pds = bi.getPropertyDescriptors(); // For each property of the bean, get a SOAPBodyElement that // represents the individual property. Append that SOAPBodyElement // to the class name element of the SOAP body. for (int i = 0; i < pds.length; i++) { PropertyDescriptor pd = pds[i]; getBeanElementProperties(element, bean, pd); } } else { if (includeTypeInfo) element.setAttributeNS( NamespaceConstants.NSURI_SCHEMA_XSI, NamespaceConstants.NSPREFIX_SCHEMA_XSI + ":null", "true"); } } } } }
/** * Reads XML element(s) into an indexed bean property by first locating the XML element(s) * corresponding to this property. * * @param ob The bean whose property is being set * @param desc The property that will be set * @param nodes The list of XML items that may contain the property * @throws IOException If there is an error reading the document */ public void readIndexedProperty( Object ob, IndexedPropertyDescriptor desc, NodeList nodes, NamedNodeMap attrs) throws IOException { // Create a vector to hold the property values Vector v = new Vector(); int numAttrs = attrs.getLength(); for (int i = 0; i < numAttrs; i++) { // See if this attribute matches the property name if (namesMatch(desc.getName(), attrs.item(i).getNodeName())) { // Get the property value Object obValue = getObjectValue(desc, attrs.item(i).getNodeValue()); if (obValue != null) { // Add the value to the list of values to be set v.addElement(obValue); } } } int numNodes = nodes.getLength(); for (int i = 0; i < numNodes; i++) { Node node = nodes.item(i); // Skip non-element nodes if (!(node instanceof Element)) continue; Element element = (Element) node; // See if this element tag matches the property name if (namesMatch(desc.getName(), element.getTagName())) { // Get the property value Object obValue = getObjectValue(desc, element); if (obValue != null) { // Add the value to the list of values to be set v.addElement(obValue); } } } // Get the method used to set the property value Method setter = desc.getWriteMethod(); // If this property has no setter, don't write it if (setter == null) return; // Create a new array of property values Object propArray = Array.newInstance(desc.getPropertyType().getComponentType(), v.size()); // Copy the vector into the array v.copyInto((Object[]) propArray); try { // Store the array of property values setter.invoke(ob, new Object[] {propArray}); } catch (InvocationTargetException exc) { throw new IOException("Error setting property " + desc.getName() + ": " + exc.toString()); } catch (IllegalAccessException exc) { throw new IOException("Error setting property " + desc.getName() + ": " + exc.toString()); } }
/** * Reads an XML element into a bean property by first locating the XML element corresponding to * this property. * * @param ob The bean whose property is being set * @param desc The property that will be set * @param nodes The list of XML items that may contain the property * @throws IOException If there is an error reading the document */ public void readProperty(Object ob, PropertyDescriptor desc, NodeList nodes, NamedNodeMap attrs) throws IOException { int numAttrs = attrs.getLength(); for (int i = 0; i < numAttrs; i++) { // See if the attribute name matches the property name if (namesMatch(desc.getName(), attrs.item(i).getNodeName())) { // Get the method used to set this property Method setter = desc.getWriteMethod(); // If this object has no setter, don't bother writing it if (setter == null) continue; // Get the value of the property Object obValue = getObjectValue(desc, attrs.item(i).getNodeValue()); if (obValue != null) { try { // Set the property value setter.invoke(ob, new Object[] {obValue}); } catch (InvocationTargetException exc) { throw new IOException( "Error setting property " + desc.getName() + ": " + exc.toString()); } catch (IllegalAccessException exc) { throw new IOException( "Error setting property " + desc.getName() + ": " + exc.toString()); } } return; } } int numNodes = nodes.getLength(); Vector arrayBuild = null; for (int i = 0; i < numNodes; i++) { Node node = nodes.item(i); // If this node isn't an element, skip it if (!(node instanceof Element)) continue; Element element = (Element) node; // See if the tag name matches the property name if (namesMatch(desc.getName(), element.getTagName())) { // Get the method used to set this property Method setter = desc.getWriteMethod(); // If this object has no setter, don't bother writing it if (setter == null) continue; // Get the value of the property Object obValue = getObjectValue(desc, element); // 070201 MAW: Modified from change submitted by Steve Poulson if (setter.getParameterTypes()[0].isArray()) { if (arrayBuild == null) { arrayBuild = new Vector(); } arrayBuild.addElement(obValue); // 070201 MAW: Go ahead and read through the rest of the nodes in case // another one matches the array. This has the effect of skipping // over the "return" statement down below continue; } if (obValue != null) { try { // Set the property value setter.invoke(ob, new Object[] {obValue}); } catch (InvocationTargetException exc) { throw new IOException( "Error setting property " + desc.getName() + ": " + exc.toString()); } catch (IllegalAccessException exc) { throw new IOException( "Error setting property " + desc.getName() + ": " + exc.toString()); } } return; } } // If we build a vector of array members, convert the vector into // an array and save it in the property if (arrayBuild != null) { // Get the method used to set this property Method setter = desc.getWriteMethod(); if (setter == null) return; Object[] obValues = (Object[]) Array.newInstance(desc.getPropertyType(), arrayBuild.size()); arrayBuild.copyInto(obValues); try { setter.invoke(ob, new Object[] {obValues}); } catch (InvocationTargetException exc) { throw new IOException("Error setting property " + desc.getName() + ": " + exc.toString()); } catch (IllegalAccessException exc) { throw new IOException("Error setting property " + desc.getName() + ": " + exc.toString()); } return; } }