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+/* DocumentBuilder.java --
+   Copyright (C) 2004, 2005  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath 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 2, or (at your option)
+any later version.
+
+GNU Classpath 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 GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package javax.xml.parsers;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.io.IOException;
+import javax.xml.validation.Schema;
+import org.w3c.dom.Document;
+import org.w3c.dom.DOMImplementation;
+import org.xml.sax.InputSource;
+import org.xml.sax.EntityResolver;
+import org.xml.sax.ErrorHandler;
+import org.xml.sax.SAXException;
+
+/**
+ * Convenience class for parsing an XML document into a W3C DOM object
+ * graph.
+ * Instances of this class are <em>not</em> guaranteed to be thread safe.
+ *
+ * @author (a href='mailto:dog@gnu.org'>Chris Burdess</a)
+ */
+public abstract class DocumentBuilder
+{
+
+  protected DocumentBuilder()
+  {
+  }
+
+  /**
+   * Parse the specified input stream and return a DOM Document.
+   * Prefer the version of this method that specifies a system ID, in order
+   * to resolve external references correctly.
+   * @param is an XML input stream
+   * @exception IllegalArgumentException if the input stream is null
+   */
+  public Document parse(InputStream is)
+    throws SAXException, IOException
+  {
+    if (is == null)
+      {
+        throw new IllegalArgumentException("input stream is null");
+      }
+    return parse(new InputSource(is));
+  }
+
+  /**
+   * Parse the specified input stream and return a DOM Document.
+   * @param is an XML input stream
+   * @param systemId the system ID of the XML document
+   * @exception IllegalArgumentException if the input stream is null
+   */
+  public Document parse(InputStream is, String systemId)
+    throws SAXException, IOException
+  {
+    if (is == null)
+      {
+        throw new IllegalArgumentException("input stream is null");
+      }
+    InputSource  source = new InputSource(is);
+    source.setSystemId(systemId);
+    return parse(source);
+  }
+
+  /**
+   * Parse the content of the specified URI and return a DOM Document.
+   * @param uri an XML system ID
+   * @exception IllegalArgumentException if the URI is null
+   */
+  public Document parse(String uri)
+    throws SAXException, IOException
+  {
+    if (uri == null)
+      {
+        throw new IllegalArgumentException("URI is null");
+      }
+    return parse(new InputSource(uri));
+  }
+
+  /**
+   * Parse the specified file and return a DOM Document.
+   * @param f the XML file
+   * @exception IllegalArgumentException if the file is null
+   */
+  public Document parse(File f)
+    throws SAXException, IOException
+  {
+    if (f == null)
+      {
+        throw new IllegalArgumentException("file is null");
+      }
+    InputSource  source = new InputSource(new FileInputStream(f));
+    source.setSystemId(f.toURL().toString());
+    return parse(source);
+  }
+
+  /**
+   * Parse the specified input source and return a DOM Document.
+   * @param source the input source
+   * @exception IllegalArgumentException if the input source is null
+   */
+  public abstract Document parse(InputSource source)
+    throws SAXException, IOException;
+
+  /**
+   * Indicates whether this document builder is XML Namespace aware.
+   */
+  public abstract boolean isNamespaceAware();
+
+  /**
+   * Indicates whether this document builder will validate its input.
+   */
+  public abstract boolean isValidating();
+
+  /**
+   * Sets the SAX entity resolver callback used to resolve external entities
+   * in the XML document(s) to parse.
+   * @param er an entity resolver
+   */
+  public abstract void setEntityResolver(EntityResolver er);
+
+  /**
+   * Sets the SAX error handler callback used to report parsing errors.
+   * @param eh the error handler
+   */
+  public abstract void setErrorHandler(ErrorHandler eh);
+
+  /**
+   * Creates a new, empty DOM Document.
+   * To create a document with a root element and optional doctype, use the
+   * <code>DOMImplementation</code> instead.
+   * @see org.w3c.dom.DOMImplementation#createDocument
+   */
+  public abstract Document newDocument();
+
+  /**
+   * Returns the DOM implementation.
+   */
+  public abstract DOMImplementation getDOMImplementation();
+
+  // -- JAXP 1.3 methods --
+
+  /**
+   * Reset this document builder to its original configuration.
+   * @since 1.3
+   */
+  public void reset()
+  {
+  }
+
+  /**
+   * Returns the schema in use by the XML processor.
+   */
+  public Schema getSchema()
+  {
+    return null;
+  }
+
+  /**
+   * Returns the XInclude processing mode in use by the parser.
+   */
+  public boolean isXIncludeAware()
+  {
+    return false;
+  }
+
+}