remove redundant caching of urlhash in URIMetadataNode

(is already cached in underlaying DigestURL .url)

upd pom keyword for maven-antrun-plugin

pom.xml

@@ -141,14 +141,14 @@
                         <id>compile-htroot</id>
                         <phase>compile</phase>
                         <configuration>
-                            <tasks>
+                            <target>
                                 <javac fork="true"  srcdir="htroot/"
                                        excludes="processing/**"
                                        includeantruntime="false">
                                     <classpath refid="maven.compile.classpath"/>
                                     <compilerarg value="-Xlint"/>
                                 </javac>
-                            </tasks>
+                            </target>
                         </configuration>
                         <goals>
                             <goal>run</goal>

source/net/yacy/kelondro/data/meta/URIMetadataNode.java

@@ -68,8 +68,7 @@ public class URIMetadataNode extends SolrDocument {
     
     private static final long serialVersionUID = -256046934741561968L;
     
-    protected byte[] hash = null;
-    protected String urlRaw = null, keywords = null;
+    protected String keywords = null;
     protected DigestURL url = null;
     protected Bitfield flags = null;
     protected int imagec = -1, audioc = -1, videoc = -1, appc = -1;
@@ -83,14 +82,12 @@ public class URIMetadataNode extends SolrDocument {
         // the property names must correspond to the one from toString
         //System.out.println("DEBUG-ENTRY: prop=" + prop.toString());
         super();
-        urlRaw = crypt.simpleDecode(prop.getProperty("url", ""));
+        final String urlRaw = crypt.simpleDecode(prop.getProperty("url", ""));
         try {
             url = new DigestURL(urlRaw);
-            this.hash = url.hash();
         } catch (final MalformedURLException e) {
             ConcurrentLog.logException(e);
             this.url = null;
-            this.hash = null;
         }
         String descr = crypt.simpleDecode(prop.getProperty("descr", "")); if (descr == null) descr = "";
         String dc_creator = crypt.simpleDecode(prop.getProperty("author", "")); if (dc_creator == null) dc_creator = "";
@@ -156,10 +153,10 @@ public class URIMetadataNode extends SolrDocument {
         this.snippet = "";
         Float scorex = (Float) doc.getFieldValue("score"); // this is a special field containing the ranking score of a search result
         this.score = scorex == null ? 0.0f : scorex.floatValue();
-        this.hash = ASCII.getBytes(getString(CollectionSchema.id));
-        this.urlRaw = getString(CollectionSchema.sku);
+        final byte[] hash = ASCII.getBytes(getString(CollectionSchema.id)); // TODO: can we thrust this id ?
+        final String urlRaw = getString(CollectionSchema.sku);
         try {
-            this.url = new DigestURL(this.urlRaw, this.hash);
+            this.url = new DigestURL(urlRaw, hash);
         } catch (final MalformedURLException e) {
             ConcurrentLog.logException(e);
             this.url = null;
@@ -186,12 +183,12 @@ public class URIMetadataNode extends SolrDocument {
     }
 
     public byte[] hash() {
-        return this.hash;
+        return this.url.hash();
     }
 
     public String hosthash() {
         String hosthash = (String) this.getFieldValue(CollectionSchema.host_id_s.getSolrFieldName());
-        if (hosthash == null) hosthash = ASCII.String(this.hash, 6, 6);
+        if (hosthash == null) hosthash = ASCII.String(this.url.hash(), 6, 6);
         return hosthash;
     }
 
@@ -204,7 +201,7 @@ public class URIMetadataNode extends SolrDocument {
     }
 
     public boolean matches(Pattern matcher) {
-        return matcher.matcher(this.urlRaw.toLowerCase()).matches();
+        return matcher.matcher(this.url.toString().toLowerCase()).matches();
     }
 
     public String dc_title() {