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package eu.dnetlib.enabling.is.store;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import eu.dnetlib.xml.database.XMLDatabase;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.xmldb.api.base.XMLDBException;
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/**
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* ISStore service implementation.
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*
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* @author Sandro & Michele
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*
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*/
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public class ISStoreImpl implements ISStore { // NOPMD by marko on 11/24/08
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/**
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* logger.
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*/
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private static final Log log = LogFactory.getLog(ISStoreImpl.class); // NOPMD by marko on 11/24/08 4:46 PM
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/**
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* xml database used by the ISStore.
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*/
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private XMLDatabase xmlDatabase;
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@Override
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public boolean createFileColl(final String fileColl) throws ISStoreException {
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try {
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xmlDatabase.createCollection(fileColl);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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return true;
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}
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@Override
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public boolean deleteFileColl(final String fileColl) throws ISStoreException {
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try {
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xmlDatabase.removeCollection(fileColl);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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return true;
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}
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@Override
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public boolean deleteXML(final String fileName, final String fileColl) throws ISStoreException {
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try {
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return xmlDatabase.remove(fileName, fileColl);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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}
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@Override
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public boolean executeXUpdate(final String query) throws ISStoreException {
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try {
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xmlDatabase.xupdate(query);
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} catch (XMLDBException e){
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throw new ISStoreException("Error while executing xupdate "+query, e);
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}
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return true;
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}
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@Override
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public List<String> getFileColls() throws ISStoreException {
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try {
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return xmlDatabase.listChildCollections(xmlDatabase.getRootCollection());
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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}
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@Override
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public List<String> getFileNames(final String fileColl) throws ISStoreException {
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try {
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return xmlDatabase.list(fileColl);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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}
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@Override
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public String getXML(final String fileName, final String fileColl) throws ISStoreException {
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try {
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return xmlDatabase.read(fileName, fileColl);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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}
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@Override
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public String getXMLbyQuery(final String query) throws ISStoreException {
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log.debug(query);
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try {
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final Iterator<String> xquery = xmlDatabase.xquery(query);
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if (xquery!=null && xquery.hasNext()){
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return xquery.next();
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}
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return null;
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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}
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@Override
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public boolean insertXML(final String fileName, final String fileColl, final String file) throws ISStoreException {
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try {
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xmlDatabase.create(fileName, fileColl, file);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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return true;
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}
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@Override
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public List<String> quickSearchXML(final String query) throws ISStoreException {
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log.debug(query);
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try {
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final Iterator<String> res = xmlDatabase.xquery(query);
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if (res == null) return new ArrayList<>();
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final ArrayList<String> ans = new ArrayList<>();
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res.forEachRemaining(ans::add);
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return ans;
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} catch (XMLDBException e) {
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log.fatal("searching", e);
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throw new ISStoreException(e);
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}
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}
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@Override
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public boolean updateXML(final String fileName, final String fileColl, final String file) throws ISStoreException {
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try {
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xmlDatabase.update(fileName, fileColl, file);
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} catch (XMLDBException e) {
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throw new ISStoreException(e);
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}
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return true;
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}
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@Override
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public String backup() throws ISStoreException {
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try {
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return xmlDatabase.backup();
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} catch (Exception e) {
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throw new ISStoreException(e);
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}
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}
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public XMLDatabase getXmlDatabase() {
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return xmlDatabase;
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}
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168
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public void setXmlDatabase(final XMLDatabase xmlDatabase) {
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this.xmlDatabase = xmlDatabase;
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}
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172
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173
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}
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