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Add generics to LinksDao and sub-classes; organize import statments.

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This commit is contained in:
jeb228 2010-10-19 20:24:32 +00:00
parent 51be987287
commit 1a9e53f7bf
2 changed files with 50 additions and 53 deletions
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57
webapp/src/edu/cornell/mannlib/vitro/webapp/dao/LinksDao.java
View file

@ -1,31 +1,32 @@
/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.dao;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.beans.Link;
import java.util.List;
public interface LinksDao {
public abstract Link getLinkByURI(String URI);
/**
* inserts a new Link
* @param link
* @return URI of inserted link; otherwise null
*/
public abstract String insertNewLink(Link link);
public abstract void updateLink(Link link);
public abstract void deleteLink(Link link);
public abstract void addLinksToIndividual(Individual entity);
public abstract void addPrimaryLinkToIndividual(Individual entity);
public abstract void addLinksToIndividualsInObjectPropertyStatement(List /* of ObjectPropertyStatement*/objPropertyStmts);
package edu.cornell.mannlib.vitro.webapp.dao;
import java.util.List;
import edu.cornell.mannlib.vitro.webapp.beans.Individual;
import edu.cornell.mannlib.vitro.webapp.beans.Link;
import edu.cornell.mannlib.vitro.webapp.beans.ObjectPropertyStatement;
public interface LinksDao {
public abstract Link getLinkByURI(String URI);
/**
* inserts a new Link
* @param link
* @return URI of inserted link; otherwise null
*/
public abstract String insertNewLink(Link link);
public abstract void updateLink(Link link);
public abstract void deleteLink(Link link);
public abstract void addLinksToIndividual(Individual entity);
public abstract void addPrimaryLinkToIndividual(Individual entity);
public abstract void addLinksToIndividualsInObjectPropertyStatement(List<ObjectPropertyStatement> objPropertyStmts);
}

46
webapp/src/edu/cornell/mannlib/vitro/webapp/dao/jena/LinksDaoJena.java
View file

@ -9,7 +9,6 @@ import java.text.Collator;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
@ -18,9 +17,7 @@ import org.apache.commons.logging.LogFactory;
import com.hp.hpl.jena.datatypes.xsd.XSDDatatype;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.ontology.ObjectProperty;
import com.hp.hpl.jena.rdf.model.Literal;
import com.hp.hpl.jena.rdf.model.Property;
import com.hp.hpl.jena.rdf.model.Resource;
import com.hp.hpl.jena.rdf.model.Statement;
import com.hp.hpl.jena.shared.Lock;
@ -32,7 +29,6 @@ import edu.cornell.mannlib.vitro.webapp.beans.Link;
import edu.cornell.mannlib.vitro.webapp.beans.ObjectPropertyStatement;
import edu.cornell.mannlib.vitro.webapp.beans.ObjectPropertyStatementImpl;
import edu.cornell.mannlib.vitro.webapp.dao.LinksDao;
import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
public class LinksDaoJena extends JenaBaseDao implements LinksDao {
@ -48,16 +44,16 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
public void addLinksToIndividual(Individual individual) {
List linksList = new ArrayList<Link>();
List<Link> linksList = new ArrayList<Link>();
getOntModel().enterCriticalSection(Lock.READ);
try {
com.hp.hpl.jena.ontology.Individual entInd = getOntModel().getIndividual(individual.getURI());
if (ADDITIONAL_LINK != null) {
ClosableIterator links = getOntModel().listStatements(entInd,ADDITIONAL_LINK,(Resource)null);
ClosableIterator<Statement> links = getOntModel().listStatements(entInd,ADDITIONAL_LINK,(Resource)null);
try {
while (links.hasNext()) {
try {
Resource linkRes = (Resource) ((Statement) links.next()).getObject();
Resource linkRes = (Resource) links.next().getObject();
linksList.add(linkFromLinkResource(linkRes, ADDITIONAL_LINK));
} catch (ClassCastException cce) {/*no thanks; we don't want any*/}
}
@ -91,16 +87,16 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
public void addPrimaryLinkToIndividual(Individual individual) {
List linksList = new ArrayList<Link>();
List<Link> linksList = new ArrayList<Link>();
getOntModel().enterCriticalSection(Lock.READ);
try {
com.hp.hpl.jena.ontology.Individual entInd = getOntModel().getIndividual(individual.getURI());
if (PRIMARY_LINK != null) {
ClosableIterator links = getOntModel().listStatements(entInd,PRIMARY_LINK,(Resource)null);
ClosableIterator<Statement> links = getOntModel().listStatements(entInd,PRIMARY_LINK,(Resource)null);
try {
while (links.hasNext()) {
try {
Resource linkRes = (Resource) ((Statement) links.next()).getObject();
Resource linkRes = (Resource) links.next().getObject();
linksList.add(linkFromLinkResource(linkRes,PRIMARY_LINK));
} catch (ClassCastException cce) {/*no thanks; we don't want any*/}
}
@ -128,9 +124,9 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
if (linksList.size()>0) {
Iterator iter = linksList.iterator();
Iterator<Link> iter = linksList.iterator();
if (iter.hasNext()) { // take the first only
individual.setPrimaryLink((Link)iter.next());
individual.setPrimaryLink(iter.next());
}
}
}
@ -140,11 +136,11 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
public void addLinksToIndividualsInObjectPropertyStatement(List objectPropertyStatements) {
public void addLinksToIndividualsInObjectPropertyStatement(List<ObjectPropertyStatement> objectPropertyStatements) {
if (objectPropertyStatements != null) {
Iterator objectPropertyStatementsIt = objectPropertyStatements.iterator();
Iterator<ObjectPropertyStatement> objectPropertyStatementsIt = objectPropertyStatements.iterator();
while (objectPropertyStatementsIt.hasNext()) {
ObjectPropertyStatement ops = (ObjectPropertyStatement) objectPropertyStatementsIt.next();
ObjectPropertyStatement ops = objectPropertyStatementsIt.next();
if (ops.getSubject() != null && ops.getSubject() instanceof Individual)
addLinksToIndividual((Individual)ops.getSubject());
if (ops.getObject() != null && ops.getObject() instanceof Individual)
@ -271,10 +267,10 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
private Link linkFromLinkResource(Resource linkRes, com.hp.hpl.jena.ontology.ObjectProperty whichLinkProp) {
Link link = new Link();
link.setURI(linkRes.getURI());
ClosableIterator typesIt = linkRes.listProperties(RDF.type);
ClosableIterator<Statement> typesIt = linkRes.listProperties(RDF.type);
try {
while (typesIt.hasNext()) {
Statement st = (Statement) typesIt.next();
Statement st = typesIt.next();
try {
Resource typeRes = (Resource) st.getObject();
if (!typeRes.getURI().equalsIgnoreCase(LINK.getURI())) { // TODO: remove IgnoreCase ; there because some serializations use "link" instead of "Link"
@ -287,10 +283,10 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
if (LINK_ANCHOR != null) {
try {
ClosableIterator anchorStatements = getOntModel().listStatements(linkRes, LINK_ANCHOR, (Literal)null);
ClosableIterator<Statement> anchorStatements = getOntModel().listStatements(linkRes, LINK_ANCHOR, (Literal)null);
try {
if (anchorStatements.hasNext()) {
Literal l = (Literal) ((Statement)anchorStatements.next()).getObject();
Literal l = (Literal) anchorStatements.next().getObject();
if (l != null) {
link.setAnchor(l.getString());
}
@ -302,10 +298,10 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
if (LINK_URL != null) {
try {
ClosableIterator UrlStatements = getOntModel().listStatements(linkRes, LINK_URL, (Literal)null);
ClosableIterator<Statement> UrlStatements = getOntModel().listStatements(linkRes, LINK_URL, (Literal)null);
try {
if (UrlStatements.hasNext()) {
Literal l = (Literal) ((Statement)UrlStatements.next()).getObject();
Literal l = (Literal) UrlStatements.next().getObject();
if (l != null) {
if( (l.getDatatype() != null) && XSDDatatype.XSDanyURI.equals(l.getDatatype()) ) {
try {
@ -324,10 +320,10 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
}
if (LINK_DISPLAYRANK != null) {
try {
ClosableIterator rankStatements = getOntModel().listStatements(linkRes, LINK_DISPLAYRANK, (Literal)null);
ClosableIterator<Statement> rankStatements = getOntModel().listStatements(linkRes, LINK_DISPLAYRANK, (Literal)null);
try {
if (rankStatements.hasNext()) {
Literal l = (Literal) ((Statement)rankStatements.next()).getObject();
Literal l = (Literal) rankStatements.next().getObject();
if (l != null) {
if (l.getDatatype()==XSDDatatype.XSDinteger) {
link.setDisplayRank(String.valueOf(l.getInt()));
@ -345,10 +341,10 @@ public class LinksDaoJena extends JenaBaseDao implements LinksDao {
} catch (ClassCastException e) {}
}
ClosableIterator stmtIt = getOntModel().listStatements(null, (com.hp.hpl.jena.rdf.model.Property)whichLinkProp, linkRes); // jena Property, not vitro Property
ClosableIterator<Statement> stmtIt = getOntModel().listStatements(null, (com.hp.hpl.jena.rdf.model.Property)whichLinkProp, linkRes); // jena Property, not vitro Property
try {
if (stmtIt.hasNext()) {
Statement stmt = (Statement) stmtIt.next();
Statement stmt = stmtIt.next();
Resource indRes = stmt.getSubject();
link.setEntityURI(indRes.getURI());
ObjectPropertyStatement op = new ObjectPropertyStatementImpl();