remove obsolete scorer methods, add @Override

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1000685 13f79535-47bb-0310-9956-ffa450edef68

solr/src/java/org/apache/solr/search/function/FunctionQuery.java

@@ -51,10 +51,12 @@ public class FunctionQuery extends Query {
     return func;
   }
 
+  @Override
   public Query rewrite(IndexReader reader) throws IOException {
     return this;
   }
 
+  @Override
   public void extractTerms(Set terms) {}
 
   protected class FunctionWeight extends Weight {
@@ -69,10 +71,12 @@ public class FunctionQuery extends Query {
       func.createWeight(context, searcher);
     }
 
+    @Override
     public Query getQuery() {
       return FunctionQuery.this;
     }
 
+    @Override
     public float getValue() {
       return queryWeight;
     }
@@ -132,11 +136,11 @@ public class FunctionQuery extends Query {
       return doc;
     }
 
-    @Override
     // instead of matching all docs, we could also embed a query.
     // the score could either ignore the subscore, or boost it.
     // Containment:  floatline(foo:myTerm, "myFloatField", 1.0, 0.0f)
     // Boost:        foo:myTerm^floatline("myFloatField",1.0,0.0f)
+    @Override
     public int nextDoc() throws IOException {
       for(;;) {
         ++doc;
@@ -155,29 +159,7 @@ public class FunctionQuery extends Query {
       return nextDoc();
     }
 
-    // instead of matching all docs, we could also embed a query.
-    // the score could either ignore the subscore, or boost it.
-    // Containment:  floatline(foo:myTerm, "myFloatField", 1.0, 0.0f)
-    // Boost:        foo:myTerm^floatline("myFloatField",1.0,0.0f)
-    public boolean next() throws IOException {
-      for(;;) {
-        ++doc;
-        if (doc>=maxDoc) {
-          return false;
-        }
-        if (hasDeletions && delDocs.get(doc)) continue;
-        // todo: maybe allow score() to throw a specific exception
-        // and continue on to the next document if it is thrown...
-        // that may be useful, but exceptions aren't really good
-        // for flow control.
-        return true;
-      }
-    }
-
-    public int doc() {
-      return doc;
-    }
-
+    @Override
     public float score() throws IOException {
       float score = qWeight * vals.floatVal(doc);
 
@@ -187,11 +169,6 @@ public class FunctionQuery extends Query {
       return score>Float.NEGATIVE_INFINITY ? score : -Float.MAX_VALUE;
     }
 
-    public boolean skipTo(int target) throws IOException {
-      doc=target-1;
-      return next();
-    }
-
     public Explanation explain(int doc) throws IOException {
       float sc = qWeight * vals.floatVal(doc);
 
@@ -206,12 +183,14 @@ public class FunctionQuery extends Query {
   }
 
 
+  @Override
   public Weight createWeight(Searcher searcher) throws IOException {
     return new FunctionQuery.FunctionWeight(searcher);
   }
 
 
   /** Prints a user-readable version of this query. */
+  @Override
   public String toString(String field)
   {
     float boost = getBoost();
@@ -221,6 +200,7 @@ public class FunctionQuery extends Query {
 
 
   /** Returns true if <code>o</code> is equal to this. */
+  @Override
   public boolean equals(Object o) {
     if (FunctionQuery.class != o.getClass()) return false;
     FunctionQuery other = (FunctionQuery)o;
@@ -229,6 +209,7 @@ public class FunctionQuery extends Query {
   }
 
   /** Returns a hash code value for this object. */
+  @Override
   public int hashCode() {
     return func.hashCode()*31 + Float.floatToIntBits(getBoost());
   }