Add override annotations

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

diff --git a/src/main/java/org/z3950/zing/cql/CQLPrefixNode.java b/src/main/java/org/z3950/zing/cql/CQLPrefixNode.java
index 84fb9a7..c793d2f 100644 (file)
--- a/src/main/java/org/z3950/zing/cql/CQLPrefixNode.java
+++ b/src/main/java/org/z3950/zing/cql/CQLPrefixNode.java
@@ -41,6 +41,7 @@ public class CQLPrefixNode extends CQLNode {
        this.subtree = subtree;
     }
 
+    @Override
     public String toXCQL(int level, List<CQLPrefix> prefixes,
                         List<ModifierSet> sortkeys) {
        List<CQLPrefix> tmp = (prefixes == null ?
@@ -50,6 +51,7 @@ public class CQLPrefixNode extends CQLNode {
        return subtree.toXCQL(level, tmp, sortkeys);
     }
 
+    @Override
     public String toCQL() {
        // ### We don't always need parens around the subtree
        if (prefix.name == null) {
@@ -61,6 +63,7 @@ public class CQLPrefixNode extends CQLNode {
        }
     }
 
+    @Override
     public String toPQF(Properties config) throws PQFTranslationException {
        // Prefixes and their identifiers don't actually play any role
        // in PQF translation, since the meanings of the indexes,
@@ -69,6 +72,7 @@ public class CQLPrefixNode extends CQLNode {
        return subtree.toPQF(config);
     }
 
+    @Override
     public byte[] toType1BER(Properties config) throws PQFTranslationException {
        // See comment on toPQF()
        return subtree.toType1BER(config);