content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE 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 for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
   * 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.
   */
  
  package jaxp.sun.xml.internal.stream.events;
  
  import java.util.List;
  import java.util.Map;
  import java.util.HashMap;
  import java.util.Iterator;
  import java.util.ArrayList;
  import java.util.Collection;
  
  import jaxp.xml.namespace.QName;
  import jaxp.xml.stream.events.StartElement;
  import jaxp.xml.stream.events.Attribute;
  import jaxp.xml.namespace.NamespaceContext;
  
  import jaxp.sun.xml.internal.stream.util.ReadOnlyIterator;
  import jaxp.xml.stream.XMLStreamConstants;
  import jaxp.xml.stream.events.Namespace;
  
  /** Implementation of StartElementEvent.
   *
   * @author Neeraj Bajaj Sun Microsystems,Inc.
   * @author K.Venugopal Sun Microsystems,Inc.
   */
  
  public class StartElementEvent extends DummyEvent
  implements StartElement {
  
      private Map fAttributes;
      private List fNamespaces;
      private NamespaceContext fNamespaceContext = null;
      private QName fQName;
  
      public StartElementEvent(String prefix, String uri, String localpart) {
          this(new QName(uri, localpart, prefix));
      }
  
      public StartElementEvent(QName qname) {
          fQName = qname;
          init();
      }
  
      public StartElementEvent(StartElement startelement) {
          this(startelement.getName());
          addAttributes(startelement.getAttributes());
          addNamespaceAttributes(startelement.getNamespaces());
      }
  
      protected void init() {
          setEventType(XMLStreamConstants.START_ELEMENT);
          fAttributes = new HashMap();
          fNamespaces = new ArrayList();
      }
  
      public QName getName() {
          return fQName;
      }
  
      public void setName(QName qname) {
          this.fQName = qname;
      }
  
      public Iterator getAttributes() {
          if(fAttributes != null){
              Collection coll = fAttributes.values();
              return new ReadOnlyIterator(coll.iterator());
          }
          return new ReadOnlyIterator();
      }
  
      public Iterator getNamespaces() {
          if(fNamespaces != null){
              return new ReadOnlyIterator(fNamespaces.iterator());
          }
          return new ReadOnlyIterator();
      }
  
      public Attribute getAttributeByName(QName qname) {
          if(qname == null)
              return null;
          return (Attribute)fAttributes.get(qname);
      }
  
      public String getNamespace(){
          return fQName.getNamespaceURI();
      }
  
      public String getNamespaceURI(String prefix) {
          //check that URI was supplied when creating this startElement event and prefix matches
          if( getNamespace() != null && fQName.getPrefix().equals(prefix)) return getNamespace();
          //else check the namespace context
          if(fNamespaceContext != null)
              return fNamespaceContext.getNamespaceURI(prefix);
          return null;
      }
  
      /**
       * <p>Return a <code>String</code> representation of this
       * <code>StartElement</code> formatted as XML.</p>
       *
       * @return <code>String</code> representation of this
       *   <code>StartElement</code> formatted as XML.
       */
      public String toString() {
  
          StringBuffer startElement = new StringBuffer();
  
          // open element
          startElement.append("<");
          startElement.append(nameAsString());
  
          // add any attributes
          if (fAttributes != null) {
              Iterator it = this.getAttributes();
              Attribute attr = null;
              while (it.hasNext()) {
                  attr = (Attribute) it.next();
                  startElement.append(" ");
                  startElement.append(attr.toString());
              }
          }
  
          // add any namespaces
          if (fNamespaces != null) {
              Iterator it = fNamespaces.iterator();
              Namespace attr = null;
              while (it.hasNext()) {
                  attr = (Namespace) it.next();
                  startElement.append(" ");
                  startElement.append(attr.toString());
              }
          }
  
          // close start tag
          startElement.append(">");
  
          // return StartElement as a String
          return startElement.toString();
      }
  
      /** Return this event as String
       * @return String Event returned as string.
       */
      public String nameAsString() {
          if("".equals(fQName.getNamespaceURI()))
              return fQName.getLocalPart();
          if(fQName.getPrefix() != null)
              return "['" + fQName.getNamespaceURI() + "']:" + fQName.getPrefix() + ":" + fQName.getLocalPart();
          else
              return "['" + fQName.getNamespaceURI() + "']:" + fQName.getLocalPart();
      }
  
  
      /** Gets a read-only namespace context. If no context is
       * available this method will return an empty namespace context.
       * The NamespaceContext contains information about all namespaces
       * in scope for this StartElement.
       *
       * @return the current namespace context
       */
      public NamespaceContext getNamespaceContext() {
          return fNamespaceContext;
      }
  
      public void setNamespaceContext(NamespaceContext nc) {
          fNamespaceContext = nc;
      }
  
      protected void writeAsEncodedUnicodeEx(java.io.Writer writer)
      throws java.io.IOException
      {
          writer.write(toString());
      }
  
      void addAttribute(Attribute attr){
          if(attr.isNamespace()){
              fNamespaces.add(attr);
          }else{
              fAttributes.put(attr.getName(),attr);
          }
      }
  
      void addAttributes(Iterator attrs){
          if(attrs == null)
              return;
          while(attrs.hasNext()){
              Attribute attr = (Attribute)attrs.next();
              fAttributes.put(attr.getName(),attr);
          }
      }
  
      void addNamespaceAttribute(Namespace attr){
          if(attr == null)
              return;
          fNamespaces.add(attr);
      }
  
      void addNamespaceAttributes(Iterator attrs){
          if(attrs == null)
              return;
          while(attrs.hasNext()){
              Namespace attr = (Namespace)attrs.next();
              fNamespaces.add(attr);
          }
      }
  
  }
  