AbstractEntity xref

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    1   /*
    2    * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
    3    *
    4    * This software is open source.
    5    * See the bottom of this file for the licence.
    6    */
    7
    8   package org.dom4j.tree;
    9
    10  import java.io.IOException;
    11  import java.io.Writer;
    12
    13  import org.dom4j.Element;
    14  import org.dom4j.Entity;
    15  import org.dom4j.Visitor;
    16
    17  /***
    18   * <p>
    19   * <code>AbstractEntity</code> is an abstract base class for tree implementors
    20   * to use for implementation inheritence.
    21   * </p>
    22   *
    23   * @author <a href="mailto:james.strachan@metastuff.com">James Strachan </a>
    24   * @version $Revision: 1.15 $
    25   */
    26  public abstract class AbstractEntity extends AbstractNode implements Entity {
    27      public AbstractEntity() {
    28      }
    29
    30      public short getNodeType() {
    31          return ENTITY_REFERENCE_NODE;
    32      }
    33
    34      public String getPath(Element context) {
    35          // From XPaths perspective, entities are included in text
    36          Element parent = getParent();
    37
    38          return ((parent != null) && (parent != context)) ? (parent
    39                  .getPath(context) + "/text()") : "text()";
    40      }
    41
    42      public String getUniquePath(Element context) {
    43          // From XPaths perspective, entities are included in text
    44          Element parent = getParent();
    45
    46          return ((parent != null) && (parent != context)) ? (parent
    47                  .getUniquePath(context) + "/text()") : "text()";
    48      }
    49
    50      public String toString() {
    51          return super.toString() + " [Entity: &" + getName() + ";]";
    52      }
    53
    54      public String getStringValue() {
    55          return "&" + getName() + ";";
    56      }
    57
    58      public String asXML() {
    59          return "&" + getName() + ";";
    60      }
    61
    62      public void write(Writer writer) throws IOException {
    63          writer.write("&");
    64          writer.write(getName());
    65          writer.write(";");
    66      }
    67
    68      public void accept(Visitor visitor) {
    69          visitor.visit(this);
    70      }
    71  }
    72
    73  /*
    74   * Redistribution and use of this software and associated documentation
    75   * ("Software"), with or without modification, are permitted provided that the
    76   * following conditions are met:
    77   *
    78   * 1. Redistributions of source code must retain copyright statements and
    79   * notices. Redistributions must also contain a copy of this document.
    80   *
    81   * 2. Redistributions in binary form must reproduce the above copyright notice,
    82   * this list of conditions and the following disclaimer in the documentation
    83   * and/or other materials provided with the distribution.
    84   *
    85   * 3. The name "DOM4J" must not be used to endorse or promote products derived
    86   * from this Software without prior written permission of MetaStuff, Ltd. For
    87   * written permission, please contact dom4j-info@metastuff.com.
    88   *
    89   * 4. Products derived from this Software may not be called "DOM4J" nor may
    90   * "DOM4J" appear in their names without prior written permission of MetaStuff,
    91   * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
    92   *
    93   * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
    94   *
    95   * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
    96   * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    97   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    98   * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
    99   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    100  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    101  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    102  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    103  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    104  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    105  * POSSIBILITY OF SUCH DAMAGE.
    106  *
    107  * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
    108  */