Revision 5018
Added by daigle almost 15 years ago
| src/edu/ucsb/nceas/metacat/MetaCatServlet.java | ||
|---|---|---|
| 109 | 109 |
/** |
| 110 | 110 |
* A metadata catalog server implemented as a Java Servlet |
| 111 | 111 |
* |
| 112 |
* <p> |
|
| 113 |
* Valid parameters are: <br> |
|
| 114 |
* action=query -- query the values of all elements and attributes and return a result set of nodes <br> |
|
| 112 |
* Valid actions are: |
|
| 113 |
* |
|
| 114 |
* action=login |
|
| 115 |
* username |
|
| 116 |
* password |
|
| 117 |
* qformat |
|
| 118 |
* action=logout |
|
| 119 |
* qformat |
|
| 120 |
* action=query -- query the values of all elements and attributes and return a result set of nodes |
|
| 121 |
* meta_file_id -- |
|
| 122 |
* returndoctype -- |
|
| 123 |
* filterdoctype -- |
|
| 124 |
* returnfield -- |
|
| 125 |
* owner -- |
|
| 126 |
* site -- |
|
| 127 |
* operator -- |
|
| 128 |
* casesensitive -- |
|
| 129 |
* searchmode -- |
|
| 130 |
* anyfield -- |
|
| 115 | 131 |
* action=spatial_query -- run a spatial query. these queries may include any of the |
| 116 |
* queries supported by the WFS / WMS standards |
|
| 117 |
* action=squery -- structured query (see pathquery.dtd) <br> |
|
| 118 |
* action=export -- export a zip format for data packadge <br> |
|
| 119 |
* action=read -- read any metadata/data file from Metacat and from Internet<br> |
|
| 120 |
* action=readinlinedata -- read inline data only<br> |
|
| 121 |
* action=insert -- insert an XML document into the database store <br> |
|
| 122 |
* action=insertmultipart -- insert an xml document into the database using multipart encoding<br> |
|
| 123 |
* action=update -- update an XML document that is in the database store <br> |
|
| 124 |
* action=delete -- delete an XML document from the database store <br> |
|
| 125 |
* action=setaccess -- change access permissions for a user on a document. <br> |
|
| 126 |
* action=validate -- vallidate the xml contained in valtext <br> |
|
| 127 |
* doctype -- document type list returned by the query (publicID) <br> |
|
| 128 |
* qformat=xml -- display resultset from query in XML <br> |
|
| 129 |
* qformat=html -- display resultset from query in HTML <br> |
|
| 130 |
* qformat=zip -- zip resultset from query <br> |
|
| 131 |
* docid=34 -- display the document with the document ID number 34 <br> |
|
| 132 |
* doctext -- XML text of the document to load into the database <br> |
|
| 133 |
* acltext -- XML access text for a document to load into the database <br> |
|
| 134 |
* dtdtext -- XML DTD text for a new DTD to load into Metacat XML Catalog <br> |
|
| 135 |
* query -- actual query text (to go with 'action=query' or 'action=squery')<br> |
|
| 136 |
* valtext -- XML text to be validated <br> |
|
| 137 |
* action=getaccesscontrol -- retrieve acl info for Metacat document <br> |
|
| 138 |
* action=getalldocids -- retrieves a list of all docids registered with the system<br> |
|
| 139 |
* scope --can limit the query by the scope of the id |
|
| 140 |
* action=isregistered -- checks to see if the provided docid is registered<br> |
|
| 132 |
* queries supported by the WFS / WMS standards |
|
| 133 |
* xmax -- |
|
| 134 |
* ymax -- |
|
| 135 |
* xmin -- |
|
| 136 |
* ymin -- |
|
| 137 |
* skin -- |
|
| 138 |
* pagesize -- |
|
| 139 |
* pagestart -- |
|
| 140 |
* action=squery -- structured query (see pathquery.dtd) |
|
| 141 |
* query -- |
|
| 142 |
* pagesize -- |
|
| 143 |
* pagestart -- |
|
| 144 |
* action=export -- export a zip format for data packadge |
|
| 145 |
* docid -- |
|
| 146 |
* action=read -- read any metadata/data file from Metacat and from Internet |
|
| 147 |
* archiveEntryName -- |
|
| 148 |
* docid -- |
|
| 149 |
* qformat -- |
|
| 150 |
* metadatadocid -- |
|
| 151 |
* action=readinlinedata -- read inline data only |
|
| 152 |
* inlinedataid |
|
| 153 |
* action=insert -- insert an XML document into the database store |
|
| 154 |
* qformat -- |
|
| 155 |
* docid -- |
|
| 156 |
* doctext -- |
|
| 157 |
* dtdtext -- |
|
| 158 |
* action=insertmultipart -- insert an xml document into the database using multipart encoding |
|
| 159 |
* qformat -- |
|
| 160 |
* docid -- |
|
| 161 |
* action=update -- update an XML document that is in the database store |
|
| 162 |
* qformat -- |
|
| 163 |
* docid -- |
|
| 164 |
* doctext -- |
|
| 165 |
* dtdtext -- |
|
| 166 |
* action=delete -- delete an XML document from the database store |
|
| 167 |
* docid -- |
|
| 168 |
* action=validate -- validate the xml contained in valtext |
|
| 169 |
* valtext -- |
|
| 170 |
* docid -- |
|
| 171 |
* action=setaccess -- change access permissions for a user on a document. |
|
| 172 |
* docid -- |
|
| 173 |
* principal -- |
|
| 174 |
* permission -- |
|
| 175 |
* permType -- |
|
| 176 |
* permOrder -- |
|
| 177 |
* action=getaccesscontrol -- retrieve acl info for Metacat document |
|
| 178 |
* docid -- |
|
| 179 |
* action=getprincipals -- retrieve a list of principals in XML |
|
| 180 |
* action=getalldocids -- retrieves a list of all docids registered with the system |
|
| 181 |
* scope -- |
|
| 182 |
* action=getlastdocid -- |
|
| 183 |
* scope -- |
|
| 184 |
* username -- |
|
| 185 |
* action=isregistered -- checks to see if the provided docid is registered |
|
| 186 |
* docid -- |
|
| 141 | 187 |
* action=getrevisionanddoctype -- get a document's revision and doctype from database |
| 188 |
* docid -- |
|
| 142 | 189 |
* action=getversion -- |
| 143 |
* docid --the docid to check |
|
| 144 |
* action=getdoctypes -- retrieve all doctypes (publicID) <br> |
|
| 145 |
* action=getdtdschema -- retrieve a DTD or Schema file <br> |
|
| 146 |
* action=getdataguide -- retrieve a Data Guide <br> |
|
| 147 |
* action=getprincipals -- retrieve a list of principals in XML <br> |
|
| 148 |
* datadoc -- data document name (id) <br> |
|
| 149 |
* action=getlog -- get a report of events that have occurred in the system<br> |
|
| 150 |
* action=getloggedinuserinfo -- get user info for the currently logged in user<br> |
|
| 151 |
* ipAddress -- filter on one or more IP addresses<br> |
|
| 152 |
* principal -- filter on one or more principals (LDAP DN syntax)<br> |
|
| 153 |
* docid -- filter on one or more document identifiers (with revision)<br> |
|
| 154 |
* event -- filter on event type (e.g., read, insert, update, delete)<br> |
|
| 155 |
* start -- filter out events before the start date-time<br> |
|
| 156 |
* end -- filter out events before the end date-time<br> |
|
| 157 |
* <p> |
|
| 158 |
* The particular combination of parameters that are valid for each particular |
|
| 159 |
* action value is quite specific. This documentation will be reorganized to |
|
| 160 |
* reflect this information. |
|
| 190 |
* action=getdoctypes -- retrieve all doctypes (publicID) |
|
| 191 |
* action=getdtdschema -- retrieve a DTD or Schema file |
|
| 192 |
* doctype -- |
|
| 193 |
* action=getlog -- get a report of events that have occurred in the system |
|
| 194 |
* ipAddress -- filter on one or more IP addresses> |
|
| 195 |
* principal -- filter on one or more principals (LDAP DN syntax) |
|
| 196 |
* docid -- filter on one or more document identifiers (with revision) |
|
| 197 |
* event -- filter on event type (e.g., read, insert, update, delete) |
|
| 198 |
* start -- filter out events before the start date-time |
|
| 199 |
* end -- filter out events before the end date-time |
|
| 200 |
* action=getloggedinuserinfo -- get user info for the currently logged in user |
|
| 201 |
* ipAddress -- filter on one or more IP addresses> |
|
| 202 |
* principal -- filter on one or more principals (LDAP DN syntax) |
|
| 203 |
* docid -- filter on one or more document identifiers (with revision) |
|
| 204 |
* event -- filter on event type (e.g., read, insert, update, delete) |
|
| 205 |
* start -- filter out events before the start date-time |
|
| 206 |
* end -- filter out events before the end date-time |
|
| 207 |
* action=shrink -- |
|
| 208 |
* action=buildindex -- |
|
| 209 |
* docid -- |
|
| 210 |
* action=gohome -- |
|
| 211 |
* action=refreshServices -- |
|
| 212 |
* action=scheduleWorkflow -- |
|
| 213 |
* delay -- |
|
| 214 |
* starttime -- |
|
| 215 |
* endtime -- |
|
| 216 |
* intervalvalue -- |
|
| 217 |
* intervalunit -- |
|
| 218 |
* workflowid -- |
|
| 219 |
* karid -- |
|
| 220 |
* workflowname -- |
|
| 221 |
* forwardto -- |
|
| 222 |
* qformat -- |
|
| 223 |
* action=unscheduleWorkflow -- |
|
| 224 |
* workflowjobid -- |
|
| 225 |
* forwardto -- |
|
| 226 |
* qformat -- |
|
| 227 |
* action=rescheduleWorkflow -- |
|
| 228 |
* workflowjobid -- |
|
| 229 |
* forwardto -- |
|
| 230 |
* qformat -- |
|
| 231 |
* action=deleteScheduledWorkflow -- |
|
| 232 |
* workflowjobid -- |
|
| 233 |
* forwardto -- |
|
| 234 |
* qformat -- |
|
| 235 |
* |
|
| 236 |
* |
|
| 237 |
* Here are some of the common parameters for actions |
|
| 238 |
* doctype -- document type list returned by the query (publicID) |
|
| 239 |
* qformat=xml -- display resultset from query in XML |
|
| 240 |
* qformat=html -- display resultset from query in HTML |
|
| 241 |
* qformat=zip -- zip resultset from query |
|
| 242 |
* docid=34 -- display the document with the document ID number 34 |
|
| 243 |
* doctext -- XML text of the document to load into the database |
|
| 244 |
* acltext -- XML access text for a document to load into the database |
|
| 245 |
* dtdtext -- XML DTD text for a new DTD to load into Metacat XML Catalog |
|
| 246 |
* query -- actual query text (to go with 'action=query' or 'action=squery') |
|
| 247 |
* valtext -- XML text to be validated |
|
| 248 |
* scope --can limit the query by the scope of the id |
|
| 249 |
* docid --the docid to check |
|
| 250 |
* datadoc -- data document name (id) |
|
| 161 | 251 |
*/ |
| 162 | 252 |
public class MetaCatServlet extends HttpServlet {
|
| 163 | 253 |
|
| ... | ... | |
| 688 | 778 |
} else if (action.equals("shrink")) {
|
| 689 | 779 |
PrintWriter out = response.getWriter(); |
| 690 | 780 |
boolean success = false; |
| 691 |
// If all DBConnection in the pool are free and DBConnection |
|
| 692 |
// pool |
|
| 693 |
// size is greater than initial value, shrink the connection |
|
| 694 |
// pool |
|
| 781 |
// If all DBConnection in the pool are free and DBConnection pool |
|
| 782 |
// size is greater than initial value, shrink the connection pool |
|
| 695 | 783 |
// size to initial value |
| 696 | 784 |
success = DBConnectionPool.shrinkConnectionPoolSize(); |
| 697 | 785 |
if (success) {
|
Also available in: Unified diff
Updated comments to more accurately reflect the API