Revision 9913
Added by Jing Tao over 8 years ago
| src/edu/ucsb/nceas/metacat/DBEntityResolver.java | ||
|---|---|---|
| 97 | 97 |
public InputSource resolveEntity (String publicId, String systemId) |
| 98 | 98 |
throws SAXException |
| 99 | 99 |
{
|
| 100 |
logMetacat.debug("DBEntityResolver.resolveEntity - in resolveEntity");
|
|
| 100 |
InputSource dtdSource= null; |
|
| 101 |
logMetacat.debug("DBEntityResolver.resolveEntity - in resolveEntity "+" the public id is "+publicId+" and systemId is "+systemId);
|
|
| 101 | 102 |
String dbSystemID; |
| 102 | 103 |
String doctype = null; |
| 103 | 104 |
|
| ... | ... | |
| 114 | 115 |
logMetacat.debug("DBEntityResolver.resolveEntity - in get type from publicId and doctype is: "
|
| 115 | 116 |
+ doctype); |
| 116 | 117 |
// assume public ID (doctype) is docname |
| 117 |
} else if (systemId != null) {
|
|
| 118 |
} else {
|
|
| 118 | 119 |
doctype = dhandler.getDocname(); |
| 120 |
logMetacat.debug("DBEntityResolver.resolveEntity - there is not public id and in get type from the doc name and doctype is: "
|
|
| 121 |
+ doctype); |
|
| 119 | 122 |
} |
| 120 | 123 |
} |
| 121 | 124 |
} else if ( handler instanceof AccessControlList ) {
|
| 122 | 125 |
AccessControlList ahandler = null; |
| 123 | 126 |
ahandler = (AccessControlList)handler; |
| 124 |
//if ( ahandler.processingDTD() ) {
|
|
| 127 |
if ( ahandler.processingDTD() ) {
|
|
| 125 | 128 |
// public ID is doctype |
| 126 | 129 |
if (publicId != null) {
|
| 127 | 130 |
doctype = publicId; |
| 128 | 131 |
// assume public ID (doctype) is docname |
| 129 |
} else if (systemId != null) {
|
|
| 132 |
} else {
|
|
| 130 | 133 |
doctype = ahandler.getDocname(); |
| 131 | 134 |
} |
| 132 |
//}
|
|
| 135 |
} |
|
| 133 | 136 |
} |
| 137 |
} else {
|
|
| 138 |
logMetacat.debug("DBEntityResolver.resolveEntity - the handler is null");
|
|
| 134 | 139 |
} |
| 135 | 140 |
|
| 136 | 141 |
// get System ID for doctype |
| ... | ... | |
| 139 | 144 |
logMetacat.info("DBEntityResolver.resolveEntity - get systemId from doctype: " + doctype);
|
| 140 | 145 |
dbSystemID = getDTDSystemID(doctype); |
| 141 | 146 |
logMetacat.info("DBEntityResolver.resolveEntity - The Systemid is: " + dbSystemID);
|
| 147 |
if(dbSystemID == null) {
|
|
| 148 |
throw new SAXException("The doctype "+doctype+" ,which was defined by a DTD document, isn't registered in Metacat. Please contact the operator of the Metacat");
|
|
| 149 |
} |
|
| 142 | 150 |
// check that it is accessible on our system before getting too far |
| 143 | 151 |
try {
|
| 144 | 152 |
InputStream in = checkURLConnection(dbSystemID); |
| 153 |
dtdSource = new InputSource(in); |
|
| 145 | 154 |
} catch (SAXException se) {
|
| 155 |
se.printStackTrace(); |
|
| 156 |
throw se; |
|
| 146 | 157 |
// after an upgrade, the dtd will not exist on disk, but it is in xml catalog. The db system id may be pointing |
| 147 | 158 |
// back at this system Try and download it from the original system id and see if we still have a problem |
| 148 | 159 |
// checking the URL connection. |
| 149 |
logMetacat.warn("DBEntityResolver.resolveEntity - Problem when checking URL Connection: " + se.getMessage());
|
|
| 160 |
/*logMetacat.warn("DBEntityResolver.resolveEntity - Problem when checking URL Connection: " + se.getMessage());
|
|
| 150 | 161 |
logMetacat.warn("DBEntityResolver.resolveEntity - Probably, dtd for doc type " + doctype + " existed in xml catalog, but not on disk. Uploading from: " + systemId);
|
| 151 | 162 |
InputStream istream = checkURLConnection(systemId); |
| 152 | 163 |
uploadDTDFromURL(istream, systemId); |
| ... | ... | |
| 157 | 168 |
logMetacat.error("DBEntityResolver.resolveEntity - still could not find dtd for doc type " + doctype + " at "
|
| 158 | 169 |
+ dbSystemID + " : " + e2.getMessage()); |
| 159 | 170 |
dbSystemID = null; |
| 160 |
} |
|
| 171 |
}*/
|
|
| 161 | 172 |
} |
| 162 |
boolean doctypeIsInDB = true; |
|
| 173 |
/*boolean doctypeIsInDB = true;
|
|
| 163 | 174 |
// no System ID found in db XML Catalog |
| 164 | 175 |
if (dbSystemID == null) {
|
| 165 | 176 |
doctypeIsInDB = false; |
| ... | ... | |
| 198 | 209 |
} |
| 199 | 210 |
istream = checkURLConnection(dbSystemID); |
| 200 | 211 |
is.setByteStream(istream); |
| 201 |
return is; |
|
| 212 |
return is;*/
|
|
| 202 | 213 |
} else {
|
| 203 |
// use provided systemId for the other cases |
|
| 204 |
logMetacat.info("DBEntityResolver.resolveEntity - doctype is null and using system id from file");
|
|
| 205 |
InputStream istream = checkURLConnection(systemId); |
|
| 206 |
return null; |
|
| 207 |
|
|
| 214 |
//we can't determine the public id or the name of the root element in for this dtd defined xml document |
|
| 215 |
String message = "Metacat can't determine the public id or the name of the root element of the document, so the validation can't be imposed and the document is rejected"; |
|
| 216 |
logMetacat.error("DBEntityResolver.resolveEntity - "+message);
|
|
| 217 |
throw new SAXException(message); |
|
| 218 |
//InputStream istream = checkURLConnection(systemId); |
|
| 219 |
//return null; |
|
| 208 | 220 |
} |
| 221 |
return dtdSource; |
|
| 209 | 222 |
|
| 210 | 223 |
} |
| 211 | 224 |
|
Also available in: Unified diff
use the new rules to validate an xml object base on dtds.