diff options
Diffstat (limited to 'libjava/classpath/gnu/xml/libxmlj/util')
5 files changed, 824 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/xml/libxmlj/util/EmptyNodeList.java b/libjava/classpath/gnu/xml/libxmlj/util/EmptyNodeList.java new file mode 100644 index 000000000..60019ddd4 --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/util/EmptyNodeList.java @@ -0,0 +1,62 @@ +/* EmptyNodeList.java - + Copyright (C) 2004 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 gnu.xml.libxmlj.util; + +import org.w3c.dom.Node; +import org.w3c.dom.NodeList; + +/** + * An empty node list. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +class EmptyNodeList +implements NodeList +{ + + public Node item (int index) + { + return null; + } + + public int getLength () + { + return 0; + } + +} diff --git a/libjava/classpath/gnu/xml/libxmlj/util/NamedInputStream.java b/libjava/classpath/gnu/xml/libxmlj/util/NamedInputStream.java new file mode 100644 index 000000000..01b3af90d --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/util/NamedInputStream.java @@ -0,0 +1,99 @@ +/* NamedInputStream.java - + Copyright (C) 2004 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 gnu.xml.libxmlj.util; + +import java.io.FilterInputStream; +import java.io.InputStream; +import java.io.IOException; +import java.io.PushbackInputStream; + +/** + * An input stream associated with an XML system ID. + * It can report the system ID and the first few bytes of the stream + * in order to detect the character encoding of the stream. + * + * @author <a href='dog@gnu.org'>Chris Burdess</a> + */ +public class NamedInputStream +extends FilterInputStream +{ + + private static int DETECT_BUFFER_SIZE = 50; + + private String name; + + NamedInputStream (String name, InputStream in, int size) + { + super (new PushbackInputStream (in, size)); + this.name = name; + } + + /** + * Returns the name of the stream (the XML system ID). + */ + public String getName () + { + return name; + } + + /** + * Returns the first few bytes of the stream for character encoding + * purposes. The entire stream can thereafter be read normally from the + * beginning. This method is only valid if no bytes have yet been read + * from the stream. + */ + public byte[] getDetectBuffer () + throws IOException + { + PushbackInputStream p = (PushbackInputStream) in; + byte[] buffer = new byte[DETECT_BUFFER_SIZE]; + int len = p.read (buffer); + if (len < 0) + { + return null; + } + else + { + p.unread (buffer, 0, len); + byte[] ret = new byte[len]; + System.arraycopy (buffer, 0, ret, 0, len); + return ret; + } + } + +} diff --git a/libjava/classpath/gnu/xml/libxmlj/util/StandaloneDocumentType.java b/libjava/classpath/gnu/xml/libxmlj/util/StandaloneDocumentType.java new file mode 100644 index 000000000..5c3316611 --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/util/StandaloneDocumentType.java @@ -0,0 +1,294 @@ +/* StandaloneDocumentType.java - + Copyright (C) 2004 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 gnu.xml.libxmlj.util; + +import org.w3c.dom.Document; +import org.w3c.dom.DocumentType; +import org.w3c.dom.DOMException; +import org.w3c.dom.NamedNodeMap; +import org.w3c.dom.Node; +import org.w3c.dom.NodeList; +import org.w3c.dom.UserDataHandler; + +/** + * A "standalone" document type, i.e. one that isn't attached to a document + * node. + * This can be used to create new documents. + */ +public final class StandaloneDocumentType +implements DocumentType +{ + + private final String name; + private final String publicId; + private final String systemId; + + public StandaloneDocumentType (String name, String publicId, String systemId) + { + this.name = name; + this.publicId = publicId; + this.systemId = systemId; + } + + public String getName () + { + return name; + } + + public NamedNodeMap getEntities () + { + // TODO + return null; + } + + public NamedNodeMap getNotations () + { + // TODO + return null; + } + + public String getPublicId () + { + return publicId; + } + + public String getSystemId () + { + return systemId; + } + + public String getInternalSubset () + { + return null; + } + + // -- Node -- + + public String getNodeName () + { + return getName (); + } + + public String getNodeValue () + throws DOMException + { + return null; + } + + public void setNodeValue (String nodeValue) + throws DOMException + { + } + + public short getNodeType () + { + return DOCUMENT_TYPE_NODE; + } + + public Node getParentNode () + { + return null; + } + + public NodeList getChildNodes () + { + return new EmptyNodeList (); + } + + public Node getFirstChild () + { + return null; + } + + public Node getLastChild () + { + return null; + } + + public Node getPreviousSibling () + { + return null; + } + + public Node getNextSibling () + { + return null; + } + + public NamedNodeMap getAttributes () + { + return null; + } + + public Document getOwnerDocument () + { + return null; + } + + public Node insertBefore (Node newChild, Node refChild) + throws DOMException + { + throw new DOMException (DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public Node replaceChild (Node newChild, Node oldChild) + throws DOMException + { + throw new DOMException (DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public Node removeChild (Node oldChild) + throws DOMException + { + throw new DOMException (DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public Node appendChild (Node oldChild) + throws DOMException + { + throw new DOMException (DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public boolean hasChildNodes () + { + return false; + } + + public Node cloneNode (boolean deep) + { + return new StandaloneDocumentType (name, publicId, systemId); + } + + public void normalize () + { + } + + public boolean isSupported (String feature, String version) + { + return false; + } + + public String getNamespaceURI () + { + return null; + } + + public String getPrefix () + { + return null; + } + + public void setPrefix (String prefix) + { + throw new DOMException (DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public String getLocalName () + { + return getName (); + } + + public boolean hasAttributes () + { + return false; + } + + // DOM Level 3 + + public String getBaseURI () + { + return null; + } + + public short compareDocumentPosition (Node node) + { + return -1; + } + + public String getTextContent () + { + return null; + } + + public void setTextContent (String content) + { + throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR, null); + } + + public boolean isSameNode (Node other) + { + return equals (other); + } + + public String lookupPrefix (String namespace) + { + return null; + } + + public boolean isDefaultNamespace (String namespace) + { + return false; + } + + public String lookupNamespaceURI (String prefix) + { + return null; + } + + public boolean isEqualNode (Node other) + { + return equals (other); + } + + public Object getFeature (String feature, String version) + { + return null; + } + + public Object setUserData (String name, Object value, + UserDataHandler handler) + { + return null; + } + + public Object getUserData (String name) + { + return null; + } + +} diff --git a/libjava/classpath/gnu/xml/libxmlj/util/StandaloneLocator.java b/libjava/classpath/gnu/xml/libxmlj/util/StandaloneLocator.java new file mode 100644 index 000000000..75b40bdf1 --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/util/StandaloneLocator.java @@ -0,0 +1,89 @@ +/* StandaloneLocator.java - + Copyright (C) 2004 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 gnu.xml.libxmlj.util; + +import javax.xml.transform.SourceLocator; +import org.xml.sax.Locator; + +/** + * SAX Locator implementation that uses the specified values. + * + * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a> + */ +public final class StandaloneLocator +implements Locator, SourceLocator +{ + + private final int lineNumber; + + private final int columnNumber; + + private final String publicId; + + private final String systemId; + + public StandaloneLocator (int lineNumber, int columnNumber, + String publicId, String systemId) + { + this.lineNumber = lineNumber; + this.columnNumber = columnNumber; + this.publicId = publicId; + this.systemId = systemId; + } + + public String getPublicId () + { + return publicId; + } + + public String getSystemId () + { + return systemId; + } + + public int getLineNumber () + { + return lineNumber; + } + + public int getColumnNumber () + { + return columnNumber; + } + +} diff --git a/libjava/classpath/gnu/xml/libxmlj/util/XMLJ.java b/libjava/classpath/gnu/xml/libxmlj/util/XMLJ.java new file mode 100644 index 000000000..8d954d0be --- /dev/null +++ b/libjava/classpath/gnu/xml/libxmlj/util/XMLJ.java @@ -0,0 +1,280 @@ +/* XMLJ.java - + Copyright (C) 2004 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 gnu.xml.libxmlj.util; + +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.InputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.io.Reader; +import java.io.Writer; +import java.net.MalformedURLException; +import java.net.URL; +import java.net.URLConnection; + +import javax.xml.transform.Result; +import javax.xml.transform.Source; +import javax.xml.transform.sax.SAXSource; +import javax.xml.transform.stream.StreamResult; +import javax.xml.transform.stream.StreamSource; + +import org.xml.sax.InputSource; + +import gnu.xml.libxmlj.transform.GnomeTransformerFactory; + +import gnu.xml.dom.ls.ReaderInputStream; +import gnu.xml.dom.ls.WriterOutputStream; + +/** + * Utility functions for libxmlj. + */ +public final class XMLJ +{ + + static class XMLJShutdownHook + implements Runnable + { + + public void run () + { + // Make sure finalizers are run + System.gc (); + Runtime.getRuntime ().runFinalization (); + + // Perform global cleanup on the native level + GnomeTransformerFactory.freeLibxsltGlobal (); + } + + } + + private static boolean initialised = false; + + public static void init () + { + if (!initialised) + { + System.loadLibrary ("xmlj"); + + XMLJShutdownHook hook = new XMLJShutdownHook (); + Runtime.getRuntime ().addShutdownHook (new Thread (hook)); + } + initialised = true; + } + + private static final int LOOKAHEAD = 50; + + /** + * Returns an input stream for the specified input source. + * This returns a pushback stream that libxmlj can use to detect the + * character encoding of the stream. + */ + public static NamedInputStream getInputStream (InputSource input) + throws IOException + { + InputStream in = input.getByteStream (); + String systemId = input.getSystemId (); + if (in == null) + { + Reader r = input.getCharacterStream(); + if (r != null) + in = new ReaderInputStream(r); + } + if (in == null) + { + in = getInputStream(systemId); + } + return new NamedInputStream (systemId, in, LOOKAHEAD); + } + + /** + * Returns an input stream for the specified transformer source. + * This returns a pushback stream that libxmlj can use to detect the + * character encoding of the stream. + */ + public static NamedInputStream getInputStream (Source source) + throws IOException + { + if (source instanceof SAXSource) + { + return getInputStream (((SAXSource) source).getInputSource ()); + } + InputStream in = null; + String systemId = source.getSystemId (); + if (source instanceof StreamSource) + { + in = ((StreamSource) source).getInputStream (); + } + if (in == null) + { + in = getInputStream(systemId); + } + return new NamedInputStream (systemId, in, LOOKAHEAD); + } + + private static InputStream getInputStream(String systemId) + throws IOException + { + if (systemId == null) + { + throw new IOException("no system ID"); + } + try + { + return new URL(systemId).openStream(); + } + catch (MalformedURLException e) + { + return new FileInputStream(systemId); + } + } + + /** + * Returns an input stream for the specified URL. + * This returns a pushback stream that libxmlj can use to detect the + * character encoding of the stream. + */ + public static NamedInputStream getInputStream (URL url) + throws IOException + { + return new NamedInputStream (url.toString (), url.openStream(), + LOOKAHEAD); + } + + /** + * Convenience method for xmljDocLoader + */ + static NamedInputStream xmljGetInputStream(String base, String url) + throws IOException + { + try + { + if (base != null) + { + url = new URL(new URL(base), url).toString(); + } + } + catch (MalformedURLException e) + { + } + InputStream in = getInputStream(url); + return new NamedInputStream(url, in, LOOKAHEAD); + } + + /** + * Returns an output stream for the specified transformer result. + */ + public static OutputStream getOutputStream (Result result) + throws IOException + { + OutputStream out = null; + if (result instanceof StreamResult) + { + out = ((StreamResult) result).getOutputStream (); + } + if (out == null) + { + Writer w = ((StreamResult) result).getWriter (); + if (w != null) + out = new WriterOutputStream (w); + } + if (out == null) + { + String systemId = result.getSystemId (); + if (systemId == null) + { + throw new IOException ("no system ID"); + } + try + { + URL url = new URL (systemId); + URLConnection connection = url.openConnection (); + connection.setDoOutput (true); + out = connection.getOutputStream (); + } + catch (MalformedURLException e) + { + out = new FileOutputStream (systemId); + } + } + + return out; + } + + /** + * Returns the absolute form of the specified URI. + * If the URI is already absolute, returns it as-is. + * Otherwise returns a new URI relative to the given base URI. + */ + public static String getAbsoluteURI (String base, String uri) + { + if (uri != null && + base != null && + (uri.length() > 0) && + (uri.indexOf(':') == -1) && + (uri.charAt(0) != '/')) + { + // URI is relative + if (base.charAt(base.length() - 1) != '/') + { + int i = base.lastIndexOf('/'); + base = base.substring(0, i + 1); + } + return base + uri; + } + else + { + // URI is absolute or no base specified + return uri; + } + } + + public static String getBaseURI(String uri) + { + if (uri != null) + { + int si = uri.lastIndexOf('/'); + if (si != -1) + { + uri = uri.substring(0, si + 1); + } + } + return uri; + } + +} |