Add override annotations

[cql-java-moved-to-github.git] / src / main / java / org / z3950 / zing / cql / CQLSortNode.java

diff --git a/src/main/java/org/z3950/zing/cql/CQLSortNode.java b/src/main/java/org/z3950/zing/cql/CQLSortNode.java
index 306f8c6..1c3aa14 100644 (file)
--- a/src/main/java/org/z3950/zing/cql/CQLSortNode.java
+++ b/src/main/java/org/z3950/zing/cql/CQLSortNode.java
@@ -42,6 +42,7 @@ public class CQLSortNode extends CQLNode {
        return keys;
     }
 
+    @Override
     public String toXCQL(int level, List<CQLPrefix> prefixes,
                         List<ModifierSet> sortkeys) {
        if (sortkeys != null)
@@ -49,6 +50,7 @@ public class CQLSortNode extends CQLNode {
        return subtree.toXCQL(level, prefixes, keys);
     }
 
+    @Override
     public String toCQL() {
        StringBuffer buf = new StringBuffer(subtree.toCQL());
 
@@ -63,10 +65,12 @@ public class CQLSortNode extends CQLNode {
        return buf.toString();
     }
 
+    @Override
     public String toPQF(Properties config) throws PQFTranslationException {
        return "@attr 1=oops \"###\"";
     }
 
+    @Override
     public byte[] toType1BER(Properties config)
        throws PQFTranslationException {
        // There is no way to represent sorting in a standard Z39.50