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src/java.xml/share/classes/com/sun/org/apache/xerces/internal/dom/DOMXSImplementationSourceImpl.java

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   1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * @LastModified: Oct 2017
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.xerces.internal.dom;
  23 
  24 import com.sun.org.apache.xerces.internal.impl.xs.XSImplementationImpl;
  25 import java.util.ArrayList;
  26 import java.util.List;
  27 import org.w3c.dom.DOMImplementation;
  28 import org.w3c.dom.DOMImplementationList;
  29 
  30 /**
  31  * Allows to retrieve <code>XSImplementation</code>, DOM Level 3 Core and LS implementations
  32  * and PSVI implementation.
  33  * <p>See also the
  34  * <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMImplementationSource'>
  35  * Document Object Model (DOM) Level 3 Core Specification</a>.
  36  *
  37  * @xerces.internal
  38  *
  39  * @author Elena Litani, IBM

  40  */
  41 public class DOMXSImplementationSourceImpl
  42     extends DOMImplementationSourceImpl {
  43 
  44     /**
  45      * A method to request a DOM implementation.
  46      * @param features A string that specifies which features are required.
  47      *   This is a space separated list in which each feature is specified
  48      *   by its name optionally followed by a space and a version number.
  49      *   This is something like: "XML 1.0 Traversal Events 2.0"
  50      * @return An implementation that has the desired features, or
  51      *   <code>null</code> if this source has none.
  52      */
  53     public DOMImplementation getDOMImplementation(String features) {
  54         DOMImplementation impl = super.getDOMImplementation(features);
  55         if (impl != null){
  56             return impl;
  57         }
  58         // if not try the PSVIDOMImplementation
  59         impl = PSVIDOMImplementationImpl.getDOMImplementation();


   1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.

   3  */
   4 /*
   5  * Licensed to the Apache Software Foundation (ASF) under one or more
   6  * contributor license agreements.  See the NOTICE file distributed with
   7  * this work for additional information regarding copyright ownership.
   8  * The ASF licenses this file to You under the Apache License, Version 2.0
   9  * (the "License"); you may not use this file except in compliance with
  10  * the License.  You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  */
  20 
  21 package com.sun.org.apache.xerces.internal.dom;
  22 
  23 import com.sun.org.apache.xerces.internal.impl.xs.XSImplementationImpl;
  24 import java.util.ArrayList;
  25 import java.util.List;
  26 import org.w3c.dom.DOMImplementation;
  27 import org.w3c.dom.DOMImplementationList;
  28 
  29 /**
  30  * Allows to retrieve <code>XSImplementation</code>, DOM Level 3 Core and LS implementations
  31  * and PSVI implementation.
  32  * <p>See also the
  33  * <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMImplementationSource'>
  34  * Document Object Model (DOM) Level 3 Core Specification</a>.
  35  *
  36  * @xerces.internal
  37  *
  38  * @author Elena Litani, IBM
  39  * @LastModified: Oct 2017
  40  */
  41 public class DOMXSImplementationSourceImpl
  42     extends DOMImplementationSourceImpl {
  43 
  44     /**
  45      * A method to request a DOM implementation.
  46      * @param features A string that specifies which features are required.
  47      *   This is a space separated list in which each feature is specified
  48      *   by its name optionally followed by a space and a version number.
  49      *   This is something like: "XML 1.0 Traversal Events 2.0"
  50      * @return An implementation that has the desired features, or
  51      *   <code>null</code> if this source has none.
  52      */
  53     public DOMImplementation getDOMImplementation(String features) {
  54         DOMImplementation impl = super.getDOMImplementation(features);
  55         if (impl != null){
  56             return impl;
  57         }
  58         // if not try the PSVIDOMImplementation
  59         impl = PSVIDOMImplementationImpl.getDOMImplementation();


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