Add custom hash codes for CSV classes

gipplab · Nov 21, 2021 · 0d0f32f · 0d0f32f
1 parent 1e8c48c
commit 0d0f32f
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Showing 3 changed files with 17 additions and 0 deletions.
diff --git a/src/main/java/com/formulasearchengine/sql/check/dbs/csv/FunctionalDependency.java b/src/main/java/com/formulasearchengine/sql/check/dbs/csv/FunctionalDependency.java
@@ -2,6 +2,7 @@
 
 import com.opencsv.bean.CsvBindAndSplitByName;
 
+import java.util.Objects;
 import java.util.SortedSet;
 
 @SuppressWarnings({"unused", "MismatchedQueryAndUpdateOfCollection"})
@@ -22,6 +23,11 @@ public boolean equals(Object obj) {
 
  }
 
+ @Override
+ public int hashCode() {
+ return Objects.hash(determinant, dependant);
+ }
+
  @Override
  public String toString() {
  final StringBuilder stringBuilder = new StringBuilder("{");

diff --git a/src/main/java/com/formulasearchengine/sql/check/dbs/csv/KeyInfo.java b/src/main/java/com/formulasearchengine/sql/check/dbs/csv/KeyInfo.java
@@ -3,6 +3,7 @@
 import com.opencsv.bean.CsvBindAndSplitByName;
 import com.opencsv.bean.CsvBindByName;
 
+import java.util.Objects;
 import java.util.SortedSet;
 
 @SuppressWarnings("unused")
@@ -24,6 +25,10 @@ public enum Fields {
  @CsvBindAndSplitByName(elementType = Fields.class, converter = LowerConverter.class, required = true)
  private SortedSet<Fields> columns;
 
+ @Override
+ public int hashCode() {
+ return Objects.hash(table, candidateKey, columns);
+ }
 
  @Override
  public boolean equals(Object obj) {

diff --git a/src/main/java/com/formulasearchengine/sql/check/dbs/csv/KeySet.java b/src/main/java/com/formulasearchengine/sql/check/dbs/csv/KeySet.java
@@ -2,6 +2,7 @@
 
 import com.opencsv.bean.CsvBindAndSplitByPosition;
 
+import java.util.Objects;
 import java.util.SortedSet;
 
 public class KeySet {
@@ -18,4 +19,9 @@ public boolean equals(Object obj) {
  }
 
  }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(elements);
+ }
 }