X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Forg%2Fyaz4j%2FResultSet.java;h=e2df507fa0a563288a6078950d8ec58dc338db15;hb=0fc1f63976f5c3022a7d1cb07fc01d33cddbd869;hp=766b99894a0763e40669bc7356fe4008036f471f;hpb=2caa42f8fcdbf463e7f8e94a9a9b9c578ffc2926;p=yaz4j-moved-to-github.git

diff --git a/src/main/java/org/yaz4j/ResultSet.java b/src/main/java/org/yaz4j/ResultSet.java
index 766b998..e2df507 100644
--- a/src/main/java/org/yaz4j/ResultSet.java
+++ b/src/main/java/org/yaz4j/ResultSet.java
@@ -1,10 +1,13 @@
 package org.yaz4j;
 
+import java.util.ArrayList;
 import java.util.Iterator;
+import java.util.List;
 import java.util.NoSuchElementException;
 import org.yaz4j.exception.ZoomException;
 import org.yaz4j.jni.SWIGTYPE_p_ZOOM_record_p;
 import org.yaz4j.jni.SWIGTYPE_p_ZOOM_resultset_p;
+import org.yaz4j.jni.SWIGTYPE_p_p_ZOOM_record_p;
 import org.yaz4j.jni.yaz4jlib;
 
 /**
@@ -78,6 +81,25 @@ public class ResultSet implements Iterable<Record> {
     }
     return new Record(record, this);
   }
+  
+  public List<Record> getRecords(long start, int count) throws ZoomException {
+    List<Record> out = new ArrayList<Record>(count);
+    SWIGTYPE_p_p_ZOOM_record_p recs = yaz4jlib.new_zoomRecordArray(count);
+    yaz4jlib.ZOOM_resultset_records(resultSet, recs, start, count);
+    for (int i = 0; i < count; i++) {
+      SWIGTYPE_p_ZOOM_record_p record =
+        yaz4jlib.zoomRecordArray_getitem(recs, i);
+      if (record == null) {
+        continue;
+      }
+      int errorCode = yaz4jlib.ZOOM_record_error(record, null, null, null);
+      if (errorCode != 0) {
+        throw new ZoomException("Record excpetion, code " + errorCode);
+      }
+      out.add(new Record(record, this));
+    }
+    return out;
+  }
 
   @Override
   public Iterator<Record> iterator() {
@@ -104,6 +126,12 @@ public class ResultSet implements Iterable<Record> {
     };
   }
 
+  public ResultSet sort(String type, String spec) throws ZoomException {
+    int ret = yaz4jlib.ZOOM_resultset_sort1(resultSet, type, spec);
+    if (ret != 0) throw new ZoomException("Sorting resultset failed");
+    return this;
+  }
+
   public long getHitCount() {
     return size;
   }