We assert that no other metadata storage than solr is used now.

Therefore a property like solrConnected() must be true all the time.
Removal of this method causes removal of all write operations to the old
metadata index.

htroot/IndexControlRWIs_p.java

@@ -159,7 +159,7 @@ public class IndexControlRWIs_p {
                 if ( post.get("deleteIndex", "").equals("on") ) {
                     segment.clear();
                 }
-                if ( post.get("deleteRemoteSolr", "").equals("on") && sb.index.fulltext().connectedSolr()) {
+                if ( post.get("deleteRemoteSolr", "").equals("on")) {
                     try {
                         sb.index.fulltext().getSolr().clear();
                     } catch ( final Exception e ) {

source/net/yacy/search/Switchboard.java

@@ -2541,7 +2541,6 @@ public final class Switchboard extends serverSwitch
 
         // STORE WORD INDEX
         URIMetadata newEntry = null;
-        try {
         newEntry =
             this.index.storeDocument(
                 url,
@@ -2564,22 +2563,6 @@ public final class Switchboard extends serverSwitch
                     ? EventChannel.LOCALINDEXING
                     : EventChannel.REMOTEINDEXING);
         feed.addMessage(new RSSMessage("Indexed web page", dc_title, queueEntry.url(), ASCII.String(queueEntry.url().hash())));
-        } catch ( final IOException e ) {
-            //if (this.log.isFine()) log.logFine("Not Indexed Resource '" + queueEntry.url().toNormalform(false, true) + "': process case=" + processCase);
-            addURLtoErrorDB(
-                url,
-                (referrerURL == null) ? null : referrerURL.hash(),
-                queueEntry.initiator(),
-                dc_title,
-                FailCategory.FINAL_LOAD_CONTEXT,
-                "error storing url: "
-                    + url.toNormalform(false, true)
-                    + "': process case="
-                    + processCase
-                    + ", error = "
-                    + e.getMessage());
-            return;
-        }
 
         // store rss feeds in document into rss table
         for ( final Map.Entry<MultiProtocolURI, String> rssEntry : document.getRSS().entrySet() ) {

source/net/yacy/search/index/Fulltext.java

@@ -47,7 +47,6 @@ import net.yacy.cora.sorting.ScoreMap;
 import net.yacy.cora.storage.HandleSet;
 import net.yacy.cora.storage.ZIPReader;
 import net.yacy.cora.storage.ZIPWriter;
-import net.yacy.cora.util.SpaceExceededException;
 import net.yacy.document.parser.html.CharacterCoding;
 import net.yacy.kelondro.data.meta.DigestURI;
 import net.yacy.kelondro.data.meta.URIMetadata;
@@ -110,10 +109,6 @@ public final class Fulltext implements Iterable<byte[]> {
         return this.solrScheme;
     }
 
-    public boolean connectedSolr() {
-        return this.solr.isConnected0() || this.solr.isConnected1();
-    }
-
     public boolean connectedLocalSolr() {
         return this.solr.isConnected0();
     }
@@ -227,16 +222,12 @@ public final class Fulltext implements Iterable<byte[]> {
 
         // get the metadata from the old metadata index
         if (this.urlIndexFile != null) try {
-        	if (this.connectedSolr()) {
     		// slow migration to solr
     		final Row.Entry entry = this.urlIndexFile.remove(urlHash);
             if (entry == null) return null;
 			URIMetadataRow row = new URIMetadataRow(entry, wre, weight);
 			this.putDocument(this.solrScheme.metadata2solr(row));
 			return row;
-        	}
-    		final Row.Entry entry = this.urlIndexFile.get(urlHash, false);
-    		if (entry != null) return new URIMetadataRow(entry, wre, weight);
         } catch (final IOException e) {
             Log.logException(e);
         }
@@ -269,17 +260,12 @@ public final class Fulltext implements Iterable<byte[]> {
 
         // get the document from the old metadata index
         if (this.urlIndexFile != null) try {
-        	if (this.connectedSolr()) {
     		// slow migration to solr
     		final Row.Entry entry = this.urlIndexFile.remove(urlHash);
             if (entry == null) return null;
     		URIMetadataRow row = new URIMetadataRow(entry, wre, weight);
     		this.putDocument(this.solrScheme.metadata2solr(row));
     		return ClientUtils.toSolrDocument(getSolrScheme().metadata2solr(row));
-        	}
-        	final Row.Entry entry = this.urlIndexFile.get(urlHash, false);
-            if (entry == null) return null;
-            return ClientUtils.toSolrDocument(getSolrScheme().metadata2solr(new URIMetadataRow(entry, wre, weight)));
         } catch (final IOException e) {
             Log.logException(e);
         }
@@ -290,7 +276,6 @@ public final class Fulltext implements Iterable<byte[]> {
     public void putDocument(final SolrInputDocument doc) throws IOException {
         String id = (String) doc.getFieldValue(YaCySchema.id.name());
         byte[] idb = ASCII.getBytes(id);
-        if (this.connectedSolr()) {
         try {
         	if (this.urlIndexFile != null) this.urlIndexFile.remove(idb);
         	SolrDocument sd = this.solr.get(id);
@@ -305,24 +290,6 @@ public final class Fulltext implements Iterable<byte[]> {
         } catch (SolrException e) {
             throw new IOException(e.getMessage(), e);
         }
-        } else if (this.urlIndexFile != null) {
-            URIMetadata oldEntry = null;
-	        try {
-	            final Row.Entry oe = this.urlIndexFile.get(idb, false);
-	            oldEntry = (oe == null) ? null : new URIMetadataRow(oe, null, 0);
-	        } catch (final Throwable e) {
-	            Log.logException(e);
-	            oldEntry = null;
-	        }
-	        URIMetadataNode entry = new URIMetadataNode(ClientUtils.toSolrDocument(doc));
-	        if (oldEntry == null || oldEntry.isOlder(entry)) {
-		        try {
-		        	this.urlIndexFile.put(entry.toRow().toRowEntry());
-		        } catch (final SpaceExceededException e) {
-		            throw new IOException("RowSpaceExceededException in " + this.urlIndexFile.filename() + ": " + e.getMessage());
-		        }
-        	}
-        }
         this.statsDump = null;
         if (MemoryControl.shortStatus()) clearCache();
     }
@@ -336,7 +303,6 @@ public final class Fulltext implements Iterable<byte[]> {
 
         byte[] idb = row.hash();
         String id = ASCII.String(idb);
-        if (this.connectedSolr()) {
         try {
         	if (this.urlIndexFile != null) this.urlIndexFile.remove(idb);
             SolrDocument sd = this.solr.get(id);
@@ -351,23 +317,6 @@ public final class Fulltext implements Iterable<byte[]> {
         } catch (SolrException e) {
             throw new IOException(e.getMessage(), e);
         }
-        } else if (this.urlIndexFile != null) {
-            URIMetadata oldEntry = null;
-	        try {
-	            final Row.Entry oe = this.urlIndexFile.get(idb, false);
-	            oldEntry = (oe == null) ? null : new URIMetadataRow(oe, null, 0);
-	        } catch (final Throwable e) {
-	            Log.logException(e);
-	            oldEntry = null;
-	        }
-	        if (oldEntry == null || oldEntry.isOlder(row)) {
-		        try {
-		        	this.urlIndexFile.put(row.toRowEntry());
-		        } catch (final SpaceExceededException e) {
-		            throw new IOException("RowSpaceExceededException in " + this.urlIndexFile.filename() + ": " + e.getMessage());
-		        }
-        	}
-        }
         this.statsDump = null;
         if (MemoryControl.shortStatus()) clearCache();
     }

source/net/yacy/search/index/Segment.java

@@ -352,7 +352,7 @@ public class Segment {
             final Condenser condenser,
             final SearchEvent searchEvent,
             final String sourceName
-            ) throws IOException {
+            ) {
         final long startTime = System.currentTimeMillis();
 
         // CREATE INDEX
@@ -394,16 +394,12 @@ public class Segment {
         );
 
         // STORE TO SOLR
-        // we do not store the data in metadatadb any more if a solr is connected
-        if (this.fulltext.connectedSolr()) {
         try {
             this.fulltext.putDocument(this.fulltext.getSolrScheme().yacy2solr(id, profile, responseHeader, document, metadata));
         } catch ( final IOException e ) {
             Log.logWarning("SOLR", "failed to send " + urlNormalform + " to solr: " + e.getMessage());
         }
-        } else {
+
-        	this.fulltext.putMetadata(metadata);
-        }
         final long storageEndTime = System.currentTimeMillis();
 
         // STORE PAGE INDEX INTO WORD INDEX DB