if maxFileSize < 0 then the file size limit is without limit.

source/net/yacy/cora/protocol/http/HTTPClient.java

@@ -565,7 +565,7 @@ public class HTTPClient {
             // get the response body
             final HttpEntity httpEntity = this.httpResponse.getEntity();
             if (httpEntity != null) {
-                if (getStatusCode() == 200 && httpEntity.getContentLength() < maxBytes) {
+                if (getStatusCode() == 200 && (maxBytes < 0 || httpEntity.getContentLength() < maxBytes)) {
                     return getByteArray(httpEntity, maxBytes);
                 }
                 // Ensures that the entity content is fully consumed and the content stream, if exists, is closed.
@@ -615,7 +615,7 @@ public class HTTPClient {
             return null;
         }
         try {
-            int i = Math.min(maxBytes, (int)entity.getContentLength());
+            int i = maxBytes < 0 ?  (int)entity.getContentLength() : Math.min(maxBytes, (int)entity.getContentLength());
             if (i < 0) {
                 i = 4096;
             }
@@ -624,7 +624,7 @@ public class HTTPClient {
             int l, sum = 0;
             while((l = instream.read(tmp)) != -1) {
             	sum += l;
-            	if (sum > maxBytes) throw new IOException("Download exceeded maximum value of " + maxBytes + " bytes");
+            	if (maxBytes >= 0 && sum > maxBytes) throw new IOException("Download exceeded maximum value of " + maxBytes + " bytes");
                 buffer.append(tmp, 0, l);
             }
             return buffer.toByteArray();

source/net/yacy/crawler/CrawlStacker.java

@@ -362,7 +362,7 @@ public final class CrawlStacker {
 
         // check availability of parser and maxfilesize
         String warning = null;
-        if (entry.size() > maxFileSize ||
+        if ((maxFileSize >= 0 && entry.size() > maxFileSize) ||
             entry.url().getContentDomain() == ContentDomain.APP  ||
             entry.url().getContentDomain() == ContentDomain.IMAGE  ||
             entry.url().getContentDomain() == ContentDomain.AUDIO  ||

source/net/yacy/crawler/retrieval/HTTPLoader.java

@@ -197,7 +197,7 @@ public final class HTTPLoader {
             ByteCount.addAccountCount(ByteCount.CRAWLER, contentLength);
 
             // check length again in case it was not possible to get the length before loading
-            if (maxFileSize > 0 && contentLength > maxFileSize) {
+            if (maxFileSize >= 0 && contentLength > maxFileSize) {
             	this.sb.crawlQueues.errorURL.push(request, myHash, new Date(), 1, FailCategory.FINAL_PROCESS_CONTEXT, "file size limit exceeded", statusCode);
             	throw new IOException("REJECTED URL " + request.url() + " because file size '" + contentLength + "' exceeds max filesize limit of " + maxFileSize + " bytes. (GET)");
             }

source/net/yacy/kelondro/blob/ArrayStack.java

@@ -787,7 +787,7 @@ public class ArrayStack implements BLOB {
         else if (bi.location.length() > this.fileSizeLimit)
             System.out.println("bi.location.length() > this.maxsize");
         */
-        if ((bi == null) || (System.currentTimeMillis() - bi.creation.getTime() > this.fileAgeLimit) || (bi.location.length() > this.fileSizeLimit)) {
+        if ((bi == null) || (System.currentTimeMillis() - bi.creation.getTime() > this.fileAgeLimit) || (bi.location.length() > this.fileSizeLimit && this.fileSizeLimit >= 0)) {
             // add a new blob to the array
             bi = new blobItem(this.buffersize);
             this.blobs.add(bi);