small fixes

source/net/yacy/document/Condenser.java

@@ -122,7 +122,6 @@ public final class Condenser {
 
         Map.Entry<MultiProtocolURI, String> entry;
         if (indexText) {
-            assert document.getText() != null : document.dc_identifier();
             createCondensement(document.getText(), meaningLib);
             // the phrase counter:
             // phrase   0 are words taken from the URL

source/net/yacy/kelondro/io/CharBuffer.java

@@ -329,7 +329,7 @@ public final class CharBuffer extends Writer {
     }
 
     public byte[] getBytes() {
-        return UTF8.getBytes(new String(this.buffer, this.offset, this.length));
+        return UTF8.getBytes(this.toString());
     }
 
     public CharBuffer trim(final int start) {

source/net/yacy/search/Switchboard.java

@@ -2418,7 +2418,7 @@ public final class Switchboard extends serverSwitch
                     final String id = UTF8.String(new DigestURI(doc.dc_identifier(), null).hash());
                     final String iquh = UTF8.String(in.queueEntry.url().hash());
                     if ( !id.equals(iquh) ) {
-                        this.log.logWarning("doc="
+                        this.log.logWarning("condenseDocument consistency check doc="
                             + id
                             + ":"
                             + doc.dc_identifier()