Mercurial > jdk8-mips64-public > jaxws / file revision

 /*

  * Copyright (c) 1997, 2011, 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

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  */

 package com.sun.xml.internal.bind.v2.runtime;

 import java.util.HashMap;

 import java.util.HashSet;

 import java.util.Map;

 import java.util.Set;

 import javax.xml.namespace.QName;

 import com.sun.xml.internal.bind.v2.util.QNameMap;

 /**

  * Creates {@link Name}s and assign index numbers to them.

  *

  * <p>

  * During this process, this class also finds out which namespace URIs

  * are statically known to be un-bindable as the default namespace.

  * Those are the namespace URIs that are used by attribute names.

  *

  * @author Kohsuke Kawaguchi

  */

 @SuppressWarnings({"StringEquality"})

 public final class NameBuilder {

     private Map<String,Integer> uriIndexMap = new HashMap<String, Integer>();

     private Set<String> nonDefaultableNsUris = new HashSet<String>();

     private Map<String,Integer> localNameIndexMap = new HashMap<String, Integer>();

     private QNameMap<Integer> elementQNameIndexMap = new QNameMap<Integer>();

     private QNameMap<Integer> attributeQNameIndexMap = new QNameMap<Integer>();

     public Name createElementName(QName name) {

         return createElementName(name.getNamespaceURI(),name.getLocalPart());

     }

     public Name createElementName(String nsUri, String localName) {

         return createName(nsUri, localName, false, elementQNameIndexMap);

     }

     public Name createAttributeName(QName name) {

         return createAttributeName(name.getNamespaceURI(),name.getLocalPart());

     }

     public Name createAttributeName(String nsUri, String localName) {

         assert nsUri.intern()==nsUri;

         assert localName.intern()==localName;

         if(nsUri.length()==0)

             return new Name(

                     allocIndex(attributeQNameIndexMap,"",localName),

                     -1,

                     nsUri,

                     allocIndex(localNameIndexMap,localName),

                     localName,

                     true);

         else {

             nonDefaultableNsUris.add(nsUri);

             return createName(nsUri,localName, true, attributeQNameIndexMap);

         }

     }

     private Name createName(String nsUri, String localName, boolean isAttribute, QNameMap<Integer> map) {

         assert nsUri.intern()==nsUri;

         assert localName.intern()==localName;

         return new Name(

                 allocIndex(map,nsUri,localName),

                 allocIndex(uriIndexMap,nsUri),

                 nsUri,

                 allocIndex(localNameIndexMap,localName),

                 localName,

                 isAttribute );

     }

     private int allocIndex(Map<String,Integer> map, String str) {

         Integer i = map.get(str);

         if(i==null) {

             i = map.size();

             map.put(str,i);

         }

         return i;

     }

     private int allocIndex(QNameMap<Integer> map, String nsUri, String localName) {

         Integer i = map.get(nsUri,localName);

         if(i==null) {

             i = map.size();

             map.put(nsUri,localName,i);

         }

         return i;

     }

     /**

      * Wraps up everything and creates {@link NameList}.

      */

     public NameList conclude() {

         boolean[] nsUriCannotBeDefaulted = new boolean[uriIndexMap.size()];

         for (Map.Entry<String,Integer> e : uriIndexMap.entrySet()) {

             nsUriCannotBeDefaulted[e.getValue()] = nonDefaultableNsUris.contains(e.getKey());

         }

         NameList r = new NameList(

                 list(uriIndexMap),

                 nsUriCannotBeDefaulted,

                 list(localNameIndexMap),

                 elementQNameIndexMap.size(),

                 attributeQNameIndexMap.size() );

         // delete them so that the create method can never be called again

         uriIndexMap = null;

         localNameIndexMap = null;

         return r;

     }

     private String[] list(Map<String, Integer> map) {

         String[] r = new String[map.size()];

         for (Map.Entry<String, Integer> e : map.entrySet())

             r[e.getValue()] = e.getKey();

         return r;

     }

 }