--- /dev/null
+/*
+ * Copyright (C) 2001, 2002 The Mir-coders group
+ *
+ * This file is part of Mir.
+ *
+ * Mir 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 of the License, or
+ * (at your option) any later version.
+ *
+ * Mir 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 Mir; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * In addition, as a special exception, The Mir-coders gives permission to link
+ * the code of this program with any library licensed under the Apache Software License,
+ * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
+ * (or with modified versions of the above that use the same license as the above),
+ * and distribute linked combinations including the two. You must obey the
+ * GNU General Public License in all respects for all of the code used other than
+ * the above mentioned libraries. If you modify this file, you may extend this
+ * exception to your version of the file, but you are not obligated to do so.
+ * If you do not wish to do so, delete this exception statement from your version.
+ */
+package mir.util.xml;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+public class XMLReaderTool {
+ public static void checkValidIdentifier(String anIdentifier) throws XMLParserExc {
+ }
+
+ public static String getStringAttributeWithDefault(java.util.Map anAttributes, String aKey, String aDefault) {
+ if (anAttributes.containsKey(aKey))
+ return (String) anAttributes.get(aKey);
+ else
+ return aDefault;
+ }
+
+ public static void checkIntegerAttribute(java.util.Map anAttributes, String aKey) throws XMLParserExc {
+ try {
+ Integer.parseInt((String) anAttributes.get(aKey));
+ }
+ catch (Throwable t) {
+ throw new XMLParserExc("attribute '"+aKey+"' is not an integer" );
+ }
+ }
+
+ public static int getIntegerAttributeWithDefault(java.util.Map anAttributes, String aKey, int aDefault) throws XMLParserExc {
+ if (anAttributes.containsKey(aKey)) {
+ checkIntegerAttribute(anAttributes, aKey);
+
+ return Integer.parseInt((String) anAttributes.get(aKey));
+ }
+ else
+ return aDefault;
+ }
+
+ public static void checkAttributes(java.util.Map anAttributes, String[] aRequiredAttributes, String[] anOptionalAttributes) throws XMLParserExc {
+ checkAttributeSet(anAttributes.keySet(),
+ new java.util.HashSet(java.util.Arrays.asList(aRequiredAttributes)),
+ new java.util.HashSet(java.util.Arrays.asList(anOptionalAttributes)));
+ }
+
+ public static void checkAttributeSet(java.util.Set aSet, java.util.Set aRequiredElements, java.util.Set anOptionalElements) throws XMLParserExc{
+ java.util.Iterator i;
+
+ i = aSet.iterator();
+ while (i.hasNext()) {
+ Object item = i.next();
+
+ if (!(aRequiredElements.contains(item) || anOptionalElements.contains(item)))
+ throw new XMLParserExc("unknown attribute '" + item + "'" );
+ }
+
+ i = aRequiredElements.iterator();
+ while (i.hasNext()) {
+ Object item = i.next();
+
+ if (!(aSet.contains(item)))
+ throw new XMLParserExc("missing required attribute '" + item + "'" );
+ }
+
+ }
+
+ /**
+ * Returns the namespace part of a qualified XML Tag name <br>
+ * Example:<br>
+ * <code>getPrefixFromQualifiedName("dc:creator");</code> <br>
+ * will return <code>"dc"</code>
+ */
+
+ public static String getPrefixFromQualifiedName(String aQualifiedName) {
+ java.util.List parts = mir.util.StringRoutines.splitString(aQualifiedName, ":");
+
+ if (parts.size()<=1)
+ return "";
+ else
+ return (String) parts.get(0);
+ }
+
+ /**
+ * Returns the localname part of a qualified XML Tag name <br>
+ * Example:<br>
+ * <code>getLocalNameFromQualifiedName("dc:creator");</code> <br>
+ * will return <code>"creator"</code>
+ */
+ public static String getLocalNameFromQualifiedName(String aQualifiedName) {
+ java.util.List parts = mir.util.StringRoutines.separateString(aQualifiedName, ":");
+
+ if (parts.size()<1)
+ return null;
+
+ if (parts.size()==1)
+ return (String) parts.get(0);
+ else
+ return (String) parts.get(1);
+ }
+
+ /**
+ * Creates an {@link XMLName} out of qualified name by splitting on the
+ * <code>:</code>.
+ */
+ public static XMLName getXMLNameForQualifiedName(String aQualifiedName) {
+ return new XMLName(
+ null,
+ getPrefixFromQualifiedName(aQualifiedName),
+ getLocalNameFromQualifiedName(aQualifiedName));
+ }
+
+ /**
+ * Turns a Map with {@link XMLName} keys into a map with {@link String} keys,
+ * by taking the <code>XMLName</code>'s local name
+ */
+ public static Map convertXMLAttributeMap(Map anXMLAttributeMap) {
+ Map result = new HashMap();
+
+ Iterator i = anXMLAttributeMap.entrySet().iterator();
+
+ while (i.hasNext()) {
+ Map.Entry entry = (Map.Entry) i.next();
+
+ result.put(
+ ((XMLName) entry.getKey()).getLocalName(),
+ entry.getValue());
+ }
+
+ return result;
+ }
+
+ /** formats an XML name as it would look in an XML file */
+ public static String normalizeXMLName(mir.util.xml.XMLName aName) {
+ String result = aName.getLocalName();
+ if (aName.getPrefix().length() > 0)
+ result = aName.getPrefix() + ":" + result;
+
+ return result;
+ }
+}