本文整理了Java中org.apache.felix.ipojo.metadata.Element类的一些代码示例，展示了Element类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Element类的具体详情如下：
包路径：org.apache.felix.ipojo.metadata.Element
类名称：Element

Element介绍

[英]An element represents an XML Element. It contains a name, a namepace, Attribute objects and sub-elements. This class is used to parse iPOJO metadata.
[中]元素表示XML元素。它包含名称、名称空间、属性对象和子元素。此类用于解析iPOJO元数据。

代码示例

代码示例来源：origin: apache/felix

/**
 * Find all the values of the specified attribute in the given element.
 * @param metadata Element to be traversed
 * @param attributeName Search attribute name
 * @return Set of attribute values (no duplicate).
 */
public static Set<String> findAttributes(Element metadata, String attributeName) {
  Set<String> referred = new HashSet<String>();
  // Search in the given element
  if (metadata.containsAttribute(attributeName)) {
    referred.add(metadata.getAttribute(attributeName));
  }
  // Search in children
  for (Element elem : metadata.getElements()) {
    Set<String> found = findAttributes(elem, attributeName);
    referred.addAll(found);
  }
  // Return all found values
  return referred;
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo.api

/**
 * Adds an array property.
 * @param name the property name
 * @param values the property value
 * @return the current instantiated sub-service
 */
public InstantiatedService addProperty(String name, String[] values) {
  Element elem = new Element("property", "");
  elem.addAttribute(new Attribute("name", name));
  elem.addAttribute(new Attribute("type", "array"));
  m_conf.add(elem);
  for (int i = 0; i < values.length; i++) {
    Object obj = values[i];
    Element e = new Element("property", "");
    elem.addElement(e);
    e.addAttribute(new Attribute("value", obj.toString()));
  }
  return this;
}

代码示例来源：origin: apache/felix

/**
 * To String method.
 * @return the String form of this element.
 * @see java.lang.Object#toString()
 */
public String toString() {
  return toString(0);
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo

private String initExtension() {
  if (m_componentMetadata.getNameSpace() == null) {
    return m_componentMetadata.getName();
  }
  return m_componentMetadata.getNameSpace() + ":" + m_componentMetadata.getName();
}

代码示例来源：origin: apache/felix

private void collectStructuralFields(List<String> fieldsInStructure, Element structure) {
  Element[] fields = structure.getElements("field");
  if (fields != null) {
    for (Element field : fields) {
      fieldsInStructure.add(field.getAttribute("name"));
    }
  }
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo

/**
 * Gets the array of component type metadata.
 * @return the component metadata (composite & component).
 * An empty array is returned if no component type declaration.
 * @throws ParseException if a parsing error occurs
 */
public Element[] getComponentsMetadata() throws ParseException {
  Element[] elems = m_elements[0].getElements();
  List list = new ArrayList();
  for (int i = 0; i < elems.length; i++) {
    if (!"instance".equals(elems[i].getName())) {
      list.add(elems[i]);
    }
  }
  return (Element[]) list.toArray(new Element[list.size()]);
}

代码示例来源：origin: apache/felix

/**
 * Compute required handlers.
 * @return the list of required handler.
 */
public List<RequiredHandler> getRequiredHandlerList() {
  List<RequiredHandler> list = new ArrayList<RequiredHandler>();
  Element[] elems = m_componentMetadata.getElements();
  for (Element current : elems) {
    RequiredHandler req = new RequiredHandler(current.getName(), current.getNameSpace());
    if (!list.contains(req)) {
      list.add(req);
    }
  }
  
  // Add architecture if architecture != 'false'
  String arch = m_componentMetadata.getAttribute("architecture");
  if (arch == null || arch.equalsIgnoreCase("true")) {
    RequiredHandler req = new RequiredHandler("architecture", null);
    if (! list.contains(req)) { list.add(req); }
  }
  
  return list;
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo

/**
 * Creates a field metadata.
 * This constructor is used when creating the {@link PojoMetadata}
 * object.
 * @param metadata the field manipulation element from Manipulation
 * Metadata.
 */
FieldMetadata(Element metadata) {
  m_name = metadata.getAttribute("name");
  m_type = metadata.getAttribute("type");
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo.api

/**
 * Adds a string property.
 * @param name the property name
 * @param value the property value
 * @return the current instantiated sub-service
 */
public InstantiatedService addProperty(String name, String value) {
  Element elem = new Element("property", "");
  m_conf.add(elem);
  elem.addAttribute(new Attribute("name", name));
  elem.addAttribute(new Attribute("value", value));
  return this;
}

代码示例来源：origin: apache/felix

if (publisher.containsAttribute(NAME_ATTRIBUTE)) {
  m_name = publisher.getAttribute(NAME_ATTRIBUTE);
} else {
  throw new ConfigurationException(
if (publisher.containsAttribute(FIELD_ATTRIBUTE)) {
  m_field = publisher.getAttribute(FIELD_ATTRIBUTE);
} else {
  throw new ConfigurationException(
if (publisher.containsAttribute(TOPICS_ATTRIBUTE)) {
  setTopics(publisher.getAttribute(TOPICS_ATTRIBUTE));
} else {
  m_topics = null;
if (publisher.containsAttribute(SYNCHRONOUS_ATTRIBUTE)) {
  m_synchronous = "true".equalsIgnoreCase(publisher
      .getAttribute(SYNCHRONOUS_ATTRIBUTE));
} else {
  m_synchronous = DEFAULT_SYNCHRONOUS_VALUE;
if (publisher.containsAttribute(DATA_KEY_ATTRIBUTE)) {
  m_dataKey = publisher.getAttribute(DATA_KEY_ATTRIBUTE);
} else if (publisher.containsAttribute("data_key")) {
  m_dataKey = publisher.getAttribute("data_key");
} else if (publisher.containsAttribute("dataKey")) {
  m_dataKey = publisher.getAttribute("dataKey");

代码示例来源：origin: apache/felix

/**
 * Get parsed metadata.
 * The document must be parsed before calling this method.
 * @return : all the metadata.
 * @throws ParseException : occurs if an error occurs during the parsing.
 */
public Element[] getMetadata() throws ParseException {
  return m_elements[0].getElements();
}

代码示例来源：origin: apache/felix

if (componentMetadata != null && componentMetadata.containsAttribute("name") && instanceMetadata != null) {
  instanceMetadata.addAttribute(new Attribute("component", componentMetadata.getAttribute("name")));

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo

private void computeServiceReferenceDescription(ServiceReference ref, Element use) {
  use.addAttribute(new Attribute(Constants.SERVICE_ID, ref.getProperty(Constants.SERVICE_ID).toString()));
  String instance = (String) ref.getProperty(Factory.INSTANCE_NAME_PROPERTY);
  if (instance != null) {
    use.addAttribute(new Attribute(Factory.INSTANCE_NAME_PROPERTY, instance));
  }
}

代码示例来源：origin: org.wisdom-framework/wisdom-ipojo-module

/**
   * @return the Component element.
   */
  public static Element getComponentElement() {
    return new Element(COMPONENT, "");
  }
}

代码示例来源：origin: apache/felix

/**
 * Gets the instance description.
 * Overridden to add created objects.
 * @return the instance description
 */
public Element getDescription() {
  Element elem = super.getDescription();
  elem.addElement(getInternalServices());
  InstanceDescription[] descs = getContainedInstances();
  if (descs.length > 0) {
    Element inst = new Element("ContainedInstances", "");
    for (int i = 0; i < descs.length; i++) {
      inst.addElement(descs[i].getDescription());
    }
    elem.addElement(inst);
  }
  
  return elem;
}

代码示例来源：origin: apache/felix

/**
   * End of the annotation.
   * Create a "controller" element
   * @see org.objectweb.asm.AnnotationVisitor#visitEnd()
   */
  public void visitEnd() {
    provides.addElement(controller);
  }
}

代码示例来源：origin: apache/felix

private void renderElement(Element element, StringBuilder builder) {
  // If the element is already here, do not re-add the element.
  if(!isFiltered(element)) {
    // Print the beginning of the element
    startElement(element, builder);
    // Render all attributes
    for (Attribute attribute : element.getAttributes()) {
      renderAttribute(attribute, builder);
    }
    // Render child elements
    for (Element child : element.getElements()) {
      renderElement(child, builder);
    }
    // Print the end of the element
    endElement(builder);
  }
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo

if (metadata.containsAttribute("nullable") || dependency.getDefaultImplementation() != null  || dependency
    .getException() != null) {
  if (metadata.containsAttribute("nullable")  && dependency.getDefaultImplementation() != null) {
    throw new ConfigurationException(message + "`nullable` and `default-implementation` cannot be " +
        "combined");
  if (metadata.containsAttribute("nullable") && dependency.getException() != null) {
    throw new ConfigurationException(message + "`nullable` and `exception` cannot be combined");

代码示例来源：origin: apache/felix

private boolean isInstance(Element element) {
    return "instance".equals(element.getName());
  }
}

代码示例来源：origin: org.apache.felix/org.apache.felix.ipojo.composite

/**
 * Compute required handlers.
 * @return the list of required handler.
 */
public List<RequiredHandler> getRequiredHandlerList() {
  List<RequiredHandler> list = new ArrayList<RequiredHandler>();
  Element[] elems = m_componentMetadata.getElements();
  for (Element current : elems) {
    RequiredHandler req = new RequiredHandler(current.getName(), current.getNameSpace());
    if (!list.contains(req)) {
      list.add(req);
    }
  }
  
  // Add architecture if architecture != 'false'
  String arch = m_componentMetadata.getAttribute("architecture");
  if (arch == null || arch.equalsIgnoreCase("true")) {
    RequiredHandler req = new RequiredHandler("architecture", null);
    if (! list.contains(req)) { list.add(req); }
  }
  
  return list;
}