/*******************************************************************************
* Copyright (c) 2001, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.xml.ui.internal.dialogs;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
import org.eclipse.wst.common.uriresolver.internal.provisional.URIResolver;
import org.eclipse.wst.common.uriresolver.internal.util.URIHelper;
import org.eclipse.wst.xml.core.internal.contentmodel.util.DOMNamespaceInfoManager;
import org.eclipse.wst.xml.core.internal.contentmodel.util.NamespaceInfo;
import org.eclipse.wst.xml.ui.internal.XMLUIMessages;
public class NamespaceInfoErrorHelper {
protected List errorList;
public NamespaceInfoErrorHelper() {
}
public String computeErrorMessage(List namespaceInfoList, URIResolver idResolver) {
String result = null;
Hashtable prefixTable = new Hashtable();
Hashtable uriTable = new Hashtable();
for (Iterator iterator = namespaceInfoList.iterator(); iterator.hasNext();) {
NamespaceInfo nsInfo = (NamespaceInfo) iterator.next();
nsInfo.normalize();
String urikey = nsInfo.uri != null ? nsInfo.uri : ""; //$NON-NLS-1$
NamespaceInfo nsInfo2 = null;
if ((nsInfo2 = (NamespaceInfo) uriTable.get(urikey)) != null) {
if ((nsInfo.uri != null) && nsInfo.uri.equals(nsInfo2.uri)) {
result = XMLUIMessages._UI_WARNING_MORE_THAN_ONE_NS_WITH_NAME + "'" + nsInfo.uri + "'"; //$NON-NLS-1$ //$NON-NLS-2$
}
else {
result = XMLUIMessages._UI_WARNING_MORE_THAN_ONE_NS_WITHOUT_NAME;
}
break;
}
else {
uriTable.put(urikey, nsInfo);
}
if (nsInfo.uri != null) {
String key = nsInfo.prefix != null ? nsInfo.prefix : ""; //$NON-NLS-1$
if (prefixTable.get(key) != null) {
if (nsInfo.prefix != null) {
result = XMLUIMessages._UI_WARNING_MORE_THAN_ONE_NS_WITH_PREFIX + "'" + nsInfo.prefix + "'"; //$NON-NLS-1$ //$NON-NLS-2$
break;
}
else {
result = XMLUIMessages._UI_WARNING_MORE_THAN_ONE_NS_WITHOUT_PREFIX;
break;
}
}
else {
prefixTable.put(key, nsInfo);
}
if ((nsInfo.locationHint != null) && (idResolver != null)) {
String grammarURI = idResolver.resolve(null, nsInfo.locationHint, nsInfo.locationHint);
if (!URIHelper.isReadableURI(grammarURI, false)) {
result = XMLUIMessages._UI_WARNING_SCHEMA_CAN_NOT_BE_LOCATED + " '" + nsInfo.locationHint + "'"; //$NON-NLS-1$ //$NON-NLS-2$
break;
}
}
if ((idResolver != null) && (nsInfo.locationHint == null) && !nsInfo.uri.equals(DOMNamespaceInfoManager.XSI_URI)) {
result = XMLUIMessages._UI_WARNING_LOCATION_HINT_NOT_SPECIFIED + " '" + nsInfo.uri + "'"; //$NON-NLS-1$ //$NON-NLS-2$
break;
}
}
else {
if (nsInfo.prefix != null) {
result = XMLUIMessages._UI_WARNING_NAMESPACE_NAME_NOT_SPECIFIED + " '" + nsInfo.prefix + "'"; //$NON-NLS-1$ //$NON-NLS-2$
break;
}
}
}
// additional tests
if (result == null) {
for (Iterator iterator = namespaceInfoList.iterator(); iterator.hasNext();) {
NamespaceInfo nsInfo = (NamespaceInfo) iterator.next();
nsInfo.normalize();
if ((nsInfo.uri != null) && nsInfo.isPrefixRequired && (nsInfo.prefix == null)) {
result = XMLUIMessages._UI_WARNING_PREFIX_NOT_SPECIFIED + " '" + nsInfo.uri + "'"; //$NON-NLS-1$ //$NON-NLS-2$
break;
}
}
}
return result;
}
}