jaxp/src/share/classes/javax/xml/stream/XMLEventFactory.java
changeset 12005 a754d69d5e60
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxp/src/share/classes/javax/xml/stream/XMLEventFactory.java	Sun Mar 04 11:55:34 2012 -0800
@@ -0,0 +1,412 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
+ */
+
+package javax.xml.stream;
+import javax.xml.stream.events.*;
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import java.util.Iterator;
+/**
+ * This interface defines a utility class for creating instances of
+ * XMLEvents
+ * @version 1.2
+ * @author Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
+ * @see javax.xml.stream.events.StartElement
+ * @see javax.xml.stream.events.EndElement
+ * @see javax.xml.stream.events.ProcessingInstruction
+ * @see javax.xml.stream.events.Comment
+ * @see javax.xml.stream.events.Characters
+ * @see javax.xml.stream.events.StartDocument
+ * @see javax.xml.stream.events.EndDocument
+ * @see javax.xml.stream.events.DTD
+ * @since 1.6
+ */
+public abstract class XMLEventFactory {
+  protected XMLEventFactory(){}
+
+  /**
+   * Create a new instance of the factory
+   * @throws FactoryConfigurationError if an instance of this factory cannot be loaded
+   */
+  public static XMLEventFactory newInstance()
+    throws FactoryConfigurationError
+  {
+    return (XMLEventFactory) FactoryFinder.find(
+      "javax.xml.stream.XMLEventFactory",
+      "com.sun.xml.internal.stream.events.XMLEventFactoryImpl");
+  }
+
+  /**
+   * Create a new instance of the factory.
+   * This static method creates a new factory instance.
+   * This method uses the following ordered lookup procedure to determine
+   * the XMLEventFactory implementation class to load:
+   *   Use the javax.xml.stream.XMLEventFactory system property.
+   *   Use the properties file "lib/stax.properties" in the JRE directory.
+   *     This configuration file is in standard java.util.Properties format
+   *     and contains the fully qualified name of the implementation class
+   *     with the key being the system property defined above.
+   *   Use the Services API (as detailed in the JAR specification), if available,
+   *     to determine the classname. The Services API will look for a classname
+   *     in the file META-INF/services/javax.xml.stream.XMLEventFactory in jars
+   *     available to the runtime.
+   *   Platform default XMLEventFactory instance.
+   *
+   *   Once an application has obtained a reference to a XMLEventFactory it
+   *   can use the factory to configure and obtain stream instances.
+   *
+   *   Note that this is a new method that replaces the deprecated newInstance() method.
+   *     No changes in behavior are defined by this replacement method relative to
+   *     the deprecated method.
+   *
+   * @throws FactoryConfigurationError if an instance of this factory cannot be loaded
+   */
+  public static XMLEventFactory newFactory()
+    throws FactoryConfigurationError
+  {
+    return (XMLEventFactory) FactoryFinder.find(
+      "javax.xml.stream.XMLEventFactory",
+      "com.sun.xml.internal.stream.events.XMLEventFactoryImpl");
+  }
+
+  /**
+   * Create a new instance of the factory
+   *
+   * @param factoryId             Name of the factory to find, same as
+   *                              a property name
+   * @param classLoader           classLoader to use
+   * @return the factory implementation
+   * @throws FactoryConfigurationError if an instance of this factory cannot be loaded
+   *
+   * @deprecated  This method has been deprecated to maintain API consistency.
+   *              All newInstance methods have been replaced with corresponding
+   *              newFactory methods. The replacement {@link
+   *              #newFactory(java.lang.String, java.lang.ClassLoader)}
+   *              method defines no changes in behavior.
+   */
+  public static XMLEventFactory newInstance(String factoryId,
+          ClassLoader classLoader)
+          throws FactoryConfigurationError {
+      try {
+          //do not fallback if given classloader can't find the class, throw exception
+          return (XMLEventFactory) FactoryFinder.newInstance(factoryId, classLoader, false);
+      } catch (FactoryFinder.ConfigurationError e) {
+          throw new FactoryConfigurationError(e.getException(),
+                  e.getMessage());
+      }
+  }
+
+  /**
+   * Create a new instance of the factory.
+   * If the classLoader argument is null, then the ContextClassLoader is used.
+   *
+   * Note that this is a new method that replaces the deprecated
+   *   newInstance(String factoryId, ClassLoader classLoader) method.
+   * No changes in behavior are defined by this replacement method relative
+   * to the deprecated method.
+   *
+   * @param factoryId             Name of the factory to find, same as
+   *                              a property name
+   * @param classLoader           classLoader to use
+   * @return the factory implementation
+   * @throws FactoryConfigurationError if an instance of this factory cannot be loaded
+   */
+  public static XMLEventFactory newFactory(String factoryId,
+          ClassLoader classLoader)
+          throws FactoryConfigurationError {
+      try {
+          //do not fallback if given classloader can't find the class, throw exception
+          return (XMLEventFactory) FactoryFinder.newInstance(factoryId, classLoader, false);
+      } catch (FactoryFinder.ConfigurationError e) {
+          throw new FactoryConfigurationError(e.getException(),
+                  e.getMessage());
+      }
+  }
+
+ /**
+   * This method allows setting of the Location on each event that
+   * is created by this factory.  The values are copied by value into
+   * the events created by this factory.  To reset the location
+   * information set the location to null.
+   * @param location the location to set on each event created
+   */
+  public abstract void setLocation(Location location);
+
+  /**
+   * Create a new Attribute
+   * @param prefix the prefix of this attribute, may not be null
+   * @param namespaceURI the attribute value is set to this value, may not be null
+   * @param localName the local name of the XML name of the attribute, localName cannot be null
+   * @param value the attribute value to set, may not be null
+   * @return the Attribute with specified values
+   */
+  public abstract Attribute createAttribute(String prefix, String namespaceURI, String localName, String value);
+
+  /**
+   * Create a new Attribute
+   * @param localName the local name of the XML name of the attribute, localName cannot be null
+   * @param value the attribute value to set, may not be null
+   * @return the Attribute with specified values
+   */
+  public abstract Attribute createAttribute(String localName, String value);
+
+  /**
+   * Create a new Attribute
+   * @param name the qualified name of the attribute, may not be null
+   * @param value the attribute value to set, may not be null
+   * @return the Attribute with specified values
+   */
+  public abstract Attribute createAttribute(QName name, String value);
+
+  /**
+   * Create a new default Namespace
+   * @param namespaceURI the default namespace uri
+   * @return the Namespace with the specified value
+   */
+  public abstract Namespace createNamespace(String namespaceURI);
+
+  /**
+   * Create a new Namespace
+   * @param prefix the prefix of this namespace, may not be null
+   * @param namespaceUri the attribute value is set to this value, may not be null
+   * @return the Namespace with the specified values
+   */
+  public abstract Namespace createNamespace(String prefix, String namespaceUri);
+
+  /**
+   * Create a new StartElement.  Namespaces can be added to this StartElement
+   * by passing in an Iterator that walks over a set of Namespace interfaces.
+   * Attributes can be added to this StartElement by passing an iterator
+   * that walks over a set of Attribute interfaces.
+   *
+   * @param name the qualified name of the attribute, may not be null
+   * @param attributes an optional unordered set of objects that
+   * implement Attribute to add to the new StartElement, may be null
+   * @param namespaces an optional unordered set of objects that
+   * implement Namespace to add to the new StartElement, may be null
+   * @return an instance of the requested StartElement
+   */
+  public abstract StartElement createStartElement(QName name,
+                                                  Iterator attributes,
+                                                  Iterator namespaces);
+
+  /**
+   * Create a new StartElement.  This defaults the NamespaceContext to
+   * an empty NamespaceContext.  Querying this event for its namespaces or
+   * attributes will result in an empty iterator being returned.
+   *
+   * @param namespaceUri the uri of the QName of the new StartElement
+   * @param localName the local name of the QName of the new StartElement
+   * @param prefix the prefix of the QName of the new StartElement
+   * @return an instance of the requested StartElement
+   */
+  public abstract StartElement createStartElement(String prefix,
+                                                  String namespaceUri,
+                                                  String localName);
+  /**
+   * Create a new StartElement.  Namespaces can be added to this StartElement
+   * by passing in an Iterator that walks over a set of Namespace interfaces.
+   * Attributes can be added to this StartElement by passing an iterator
+   * that walks over a set of Attribute interfaces.
+   *
+   * @param namespaceUri the uri of the QName of the new StartElement
+   * @param localName the local name of the QName of the new StartElement
+   * @param prefix the prefix of the QName of the new StartElement
+   * @param attributes an unordered set of objects that implement
+   * Attribute to add to the new StartElement
+   * @param namespaces an unordered set of objects that implement
+   * Namespace to add to the new StartElement
+   * @return an instance of the requested StartElement
+   */
+  public abstract StartElement createStartElement(String prefix,
+                                                  String namespaceUri,
+                                                  String localName,
+                                                  Iterator attributes,
+                                                  Iterator namespaces
+                                                  );
+  /**
+   * Create a new StartElement.  Namespaces can be added to this StartElement
+   * by passing in an Iterator that walks over a set of Namespace interfaces.
+   * Attributes can be added to this StartElement by passing an iterator
+   * that walks over a set of Attribute interfaces.
+   *
+   * @param namespaceUri the uri of the QName of the new StartElement
+   * @param localName the local name of the QName of the new StartElement
+   * @param prefix the prefix of the QName of the new StartElement
+   * @param attributes an unordered set of objects that implement
+   * Attribute to add to the new StartElement, may be null
+   * @param namespaces an unordered set of objects that implement
+   * Namespace to add to the new StartElement, may be null
+   * @param context the namespace context of this element
+   * @return an instance of the requested StartElement
+   */
+  public abstract StartElement createStartElement(String prefix,
+                                                  String namespaceUri,
+                                                  String localName,
+                                                  Iterator attributes,
+                                                  Iterator namespaces,
+                                                  NamespaceContext context
+                                                  );
+
+  /**
+   * Create a new EndElement
+   * @param name the qualified name of the EndElement
+   * @param namespaces an optional unordered set of objects that
+   * implement Namespace that have gone out of scope, may be null
+   * @return an instance of the requested EndElement
+   */
+  public abstract EndElement createEndElement(QName name,
+                                              Iterator namespaces);
+
+  /**
+   * Create a new EndElement
+   * @param namespaceUri the uri of the QName of the new StartElement
+   * @param localName the local name of the QName of the new StartElement
+   * @param prefix the prefix of the QName of the new StartElement
+   * @return an instance of the requested EndElement
+   */
+  public abstract EndElement createEndElement(String prefix,
+                                              String namespaceUri,
+                                              String localName);
+  /**
+   * Create a new EndElement
+   * @param namespaceUri the uri of the QName of the new StartElement
+   * @param localName the local name of the QName of the new StartElement
+   * @param prefix the prefix of the QName of the new StartElement
+   * @param namespaces an unordered set of objects that implement
+   * Namespace that have gone out of scope, may be null
+   * @return an instance of the requested EndElement
+   */
+  public abstract EndElement createEndElement(String prefix,
+                                              String namespaceUri,
+                                              String localName,
+                                              Iterator namespaces);
+
+  /**
+   * Create a Characters event, this method does not check if the content
+   * is all whitespace.  To create a space event use #createSpace(String)
+   * @param content the string to create
+   * @return a Characters event
+   */
+  public abstract Characters createCharacters(String content);
+
+  /**
+   * Create a Characters event with the CData flag set to true
+   * @param content the string to create
+   * @return a Characters event
+   */
+  public abstract Characters createCData(String content);
+
+  /**
+   * Create a Characters event with the isSpace flag set to true
+   * @param content the content of the space to create
+   * @return a Characters event
+   */
+  public abstract Characters createSpace(String content);
+  /**
+   * Create an ignorable space
+   * @param content the space to create
+   * @return a Characters event
+   */
+  public abstract Characters createIgnorableSpace(String content);
+
+  /**
+   * Creates a new instance of a StartDocument event
+   * @return a StartDocument event
+   */
+  public abstract StartDocument createStartDocument();
+
+  /**
+   * Creates a new instance of a StartDocument event
+   *
+   * @param encoding the encoding style
+   * @param version the XML version
+   * @param standalone the status of standalone may be set to "true" or "false"
+   * @return a StartDocument event
+   */
+  public abstract StartDocument createStartDocument(String encoding,
+                                                  String version,
+                                                  boolean standalone);
+
+  /**
+   * Creates a new instance of a StartDocument event
+   *
+   * @param encoding the encoding style
+   * @param version the XML version
+   * @return a StartDocument event
+   */
+  public abstract StartDocument createStartDocument(String encoding,
+                                                  String version);
+
+  /**
+   * Creates a new instance of a StartDocument event
+   *
+   * @param encoding the encoding style
+   * @return a StartDocument event
+   */
+  public abstract StartDocument createStartDocument(String encoding);
+
+  /**
+   * Creates a new instance of an EndDocument event
+   * @return an EndDocument event
+   */
+  public abstract EndDocument createEndDocument();
+
+  /** Creates a new instance of a EntityReference event
+   *
+   * @param name The name of the reference
+   * @param declaration the declaration for the event
+   * @return an EntityReference event
+   */
+  public abstract EntityReference createEntityReference(String name,
+                                                        EntityDeclaration declaration);
+  /**
+   * Create a comment
+   * @param text The text of the comment
+   * a Comment event
+   */
+  public abstract Comment createComment(String text);
+
+  /**
+   * Create a processing instruction
+   * @param target The target of the processing instruction
+   * @param data The text of the processing instruction
+   * @return a ProcessingInstruction event
+   */
+  public abstract ProcessingInstruction createProcessingInstruction(String target,
+                                                                   String data);
+
+  /**
+   * Create a document type definition event
+   * This string contains the entire document type declaration that matches
+   * the doctypedecl in the XML 1.0 specification
+   * @param dtd the text of the document type definition
+   * @return a DTD event
+   */
+  public abstract DTD createDTD(String dtd);
+}