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Moving menu n3 data into model. NIHVIVO-1560.

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bdc34 2011-01-06 23:22:53 +00:00
parent 28a2be38bc
commit ca7e496925
3 changed files with 73 additions and 27 deletions
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8
webapp/src/edu/cornell/mannlib/vitro/webapp/dao/DisplayVocabulary.java
View file

@ -2,6 +2,10 @@
package edu.cornell.mannlib.vitro.webapp.dao;
import com.hp.hpl.jena.rdf.model.Property;
import com.hp.hpl.jena.rdf.model.Resource;
import com.hp.hpl.jena.rdf.model.ResourceFactory;
public class DisplayVocabulary {
@ -21,4 +25,8 @@ public class DisplayVocabulary {
public static final String URL_MAPPING = NS + "urlMapping";
public static final String TITLE = NS + "title";
public static final String REQUIRES_BODY_TEMPLATE = NS + "requiresBodyTemplate";
/* URIs for storing menu.n3 */
public static final String MENU_TEXT_RES = NS + "MenuText";
public static final String HAS_TEXT_REPRESENTATION = NS + "hasMenuText";
}

86
webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/DisplayModelDaoJena.java
View file

@ -18,9 +18,14 @@ import javax.servlet.ServletContext;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.Property;
import com.hp.hpl.jena.rdf.model.Resource;
import com.hp.hpl.jena.rdf.model.ResourceFactory;
import com.hp.hpl.jena.rdf.model.Statement;
import com.hp.hpl.jena.util.FileManager;
import edu.cornell.mannlib.vitro.webapp.dao.DisplayModelDao;
import edu.cornell.mannlib.vitro.webapp.dao.DisplayVocabulary;
public class DisplayModelDaoJena implements DisplayModelDao {
WebappDaoFactoryJena wdf;
@ -28,6 +33,11 @@ public class DisplayModelDaoJena implements DisplayModelDao {
protected static final String MENU_N3_FILE = "/WEB-INF/ontologies/app/menu.n3";
protected static final String MENU_N3_FILE_BACKUP = "/WEB-INF/ontologies/app/menu.backup";
protected static Resource MENU_TEXT_RES =
ResourceFactory.createResource(DisplayVocabulary.MENU_TEXT_RES);
protected static Property HAS_TEXT_REPRESENTATION =
ResourceFactory.createProperty(DisplayVocabulary.HAS_TEXT_REPRESENTATION);
public DisplayModelDaoJena(WebappDaoFactoryJena wdfj){
this.wdf = wdfj;
}
@ -37,17 +47,17 @@ public class DisplayModelDaoJena implements DisplayModelDao {
//get old menu file and turn into model
Model oldMenuStmts = ModelFactory.createDefaultModel();
InputStream oldIn = FileManager.get().open( context.getRealPath(MENU_N3_FILE ) );
if( oldIn == null ){
throw new Exception("Cannot open existing menu file.");
}
// InputStream oldIn = FileManager.get().open( context.getRealPath(MENU_N3_FILE ) );
// if( oldIn == null ){
// throw new Exception("Cannot open existing menu file.");
// }
try{
oldMenuStmts.read(oldIn, null, "N3");
oldMenuStmts.read(new StringReader(getDisplayModel(context)), null, "N3");
}catch(Throwable th){
throw new Exception("Cannot read in existing menu file.");
throw new Exception("Cannot read in existing menu. " + th.getMessage());
}
//get menu file and turn into model
//turn the N3 text for the new menu into a model
Model newMenuStmts = ModelFactory.createDefaultModel();
StringReader newIn = new StringReader( n3 );
try{
@ -59,15 +69,18 @@ public class DisplayModelDaoJena implements DisplayModelDao {
displayModel.enterCriticalSection(true);
try{
//copy old menu file to backup
File oldMenuFile = new File(context.getRealPath(MENU_N3_FILE));
File oldMenuFileBackup = new File(context.getRealPath(MENU_N3_FILE_BACKUP));
copyFile(oldMenuFile , oldMenuFileBackup);
// File oldMenuFile = new File(context.getRealPath(MENU_N3_FILE));
// File oldMenuFileBackup = new File(context.getRealPath(MENU_N3_FILE_BACKUP));
// copyFile(oldMenuFile , oldMenuFileBackup);
//save new menu file to old menu file
File newMenuFile = new File(context.getRealPath(MENU_N3_FILE));
FileWriter mfWriter = new FileWriter(newMenuFile);
mfWriter.write(n3);
mfWriter.close();
displayModel.removeAll(MENU_TEXT_RES, HAS_TEXT_REPRESENTATION, null);
displayModel.add(MENU_TEXT_RES, HAS_TEXT_REPRESENTATION, n3);
// File newMenuFile = new File(context.getRealPath(MENU_N3_FILE));
// FileWriter mfWriter = new FileWriter(newMenuFile);
// mfWriter.write(n3);
// mfWriter.close();
//remove old menu statements from display model
displayModel.remove(oldMenuStmts);
@ -81,17 +94,42 @@ public class DisplayModelDaoJena implements DisplayModelDao {
public String getDisplayModel(ServletContext context) throws IOException{
File oldMenuFile = new File(context.getRealPath(MENU_N3_FILE));
StringBuffer str = new StringBuffer(2000);
BufferedReader reader = new BufferedReader(new FileReader(oldMenuFile));
char[] buf = new char[1024];
int numRead=0;
while((numRead=reader.read(buf)) != -1){
String readData = String.valueOf(buf, 0, numRead);
str.append(readData);
OntModel displayModel = wdf.getOntModelSelector().getDisplayModel();
String text = null;
displayModel.enterCriticalSection(false);
try{
Statement stmt = displayModel.getProperty(MENU_TEXT_RES,HAS_TEXT_REPRESENTATION);
if( stmt != null && stmt.getLiteral() != null)
text = stmt.getLiteral().getLexicalForm();
}finally{
displayModel.leaveCriticalSection();
}
if( text == null ){
//text of file is not yet in model
File oldMenuFile = new File(context.getRealPath(MENU_N3_FILE));
StringBuffer str = new StringBuffer(2000);
BufferedReader reader = new BufferedReader(new FileReader(oldMenuFile));
char[] buf = new char[1024];
int numRead=0;
while((numRead=reader.read(buf)) != -1){
String readData = String.valueOf(buf, 0, numRead);
str.append(readData);
}
reader.close();
//Now write the file contents into the display model so that on
//future edits, the user can be presented with their last input.
String menuN3Content = str.toString();
displayModel.enterCriticalSection(true);
try{
displayModel.add(MENU_TEXT_RES, HAS_TEXT_REPRESENTATION, menuN3Content);
}finally{
displayModel.leaveCriticalSection();
}
return menuN3Content;
}else{
return text;
}
reader.close();
return str.toString();
}
public static void copyFile(File sourceFile, File destFile) throws IOException {

4
webapp/test/edu/cornell/mannlib/vitro/webapp/filters/URLRewritingHttpServletResponseTest.java
View file

@ -170,8 +170,8 @@ public class URLRewritingHttpServletResponseTest {
}
@Test
public void test42090(){ urlEncodingStyleA(
"vclassEdit?home=1&uri=http%3a%2f%2fvivoweb.org%2fontology%2fcore%23AwardOrHonor",
"vclassEdit?home=1&uri=http%3A%2F%2Fvivoweb.org%2Fontology%2Fcore%23AwardOrHonor");
"vclassEdit?home=1&uri=http%3a%2f%2fvivoweb.org%2fontology%2fcore%23Award",
"vclassEdit?home=1&uri=http%3A%2F%2Fvivoweb.org%2Fontology%2Fcore%23Award");
}
@Test
public void test42091(){ urlEncodingStyleA(