org.obolibrary.obo2owl.IdTranslator Maven / Gradle / Ivy
package org.obolibrary.obo2owl;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import org.semanticweb.owlapi.model.IRI;
/**
* This class will eventually replace the id to uri translation in Owl2Obo and
* OboO2Owl
* It is currently in-progress.
*
* @author cjm
*/
public class IdTranslator {
@Nonnull
static final String OBO_IRI_PREFIX = "http://purl.obolibrary.org/obo/";
@Nonnull
private final Map idspaceMap = new HashMap<>();
/**
* @param iri
* iri
* @return string for iri
*/
@Nullable
public static String translateIRI(@SuppressWarnings("unused") IRI iri) {
return null;
}
/**
* @param id
* id
* @return string for id
*/
@Nullable
public String translateIdToIRIString(@Nonnull String id) {
if (isURI(id)) {
return id;
}
if (id.contains(":")) {
// PREFIXED ID
int p = id.lastIndexOf(':');
String prefix = id.substring(0, p);
String localId = id.substring(p + 1);
if (!localId.isEmpty() && localId.replaceAll("[0-9]", "").isEmpty()) {
// CANONICAL
return expandPrefix(prefix) + localId;
}
}
return null;
}
/**
* True if id starts with a standard URI prefix (http, ftp, https) followed
* by a ":". Does not check if it actually conforms to URI syntax.
*
* @param id
* id
* @return boolean
*/
public static boolean isURI(@Nonnull String id) {
if (id.startsWith("http:") || id.startsWith("ftp:")
|| id.startsWith("https:")) {
return true;
}
return false;
}
/**
* Expands an OBO prefix such as "GO" to
* "http://purl.obolibrary.org/obo/GO_". By default a prefix XX maps to
* http://purl.obolibrary.org/obo/XX_
*
* @param prefix
* prefix
* @return expanded prefix
*/
public String expandPrefix(String prefix) {
if (idspaceMap.containsKey(prefix)) {
return idspaceMap.get(prefix);
}
return OBO_IRI_PREFIX + prefix + '_';
}
}