ES|QL: rm duplicate hashCode and equals (elastic#141102)

Author: ioanatia

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/inference/CompletionFunction.java

@@ -17,7 +17,6 @@
 
 import java.io.IOException;
 import java.util.List;
-import java.util.Objects;
 
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.FIRST;
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.SECOND;
@@ -135,17 +134,4 @@ protected NodeInfo<? extends Expression> info() {
     public String toString() {
         return "COMPLETION(" + prompt + ", " + inferenceId + ")";
     }
-
-    @Override
-    public boolean equals(Object o) {
-        if (o == null || getClass() != o.getClass()) return false;
-        if (super.equals(o) == false) return false;
-        CompletionFunction completionFunction = (CompletionFunction) o;
-        return Objects.equals(inferenceId, completionFunction.inferenceId) && Objects.equals(prompt, completionFunction.prompt);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(super.hashCode(), inferenceId, prompt);
-    }
 }

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/inference/TextEmbedding.java

@@ -22,7 +22,6 @@
 
 import java.io.IOException;
 import java.util.List;
-import java.util.Objects;
 
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.FIRST;
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.SECOND;
@@ -155,17 +154,4 @@ protected NodeInfo<? extends Expression> info() {
     public String toString() {
         return "TEXT_EMBEDDING(" + inputText + ", " + inferenceId + ")";
     }
-
-    @Override
-    public boolean equals(Object o) {
-        if (o == null || getClass() != o.getClass()) return false;
-        if (super.equals(o) == false) return false;
-        TextEmbedding textEmbedding = (TextEmbedding) o;
-        return Objects.equals(inferenceId, textEmbedding.inferenceId) && Objects.equals(inputText, textEmbedding.inputText);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(super.hashCode(), inferenceId, inputText);
-    }
 }

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/multivalue/MvAppend.java

@@ -36,7 +36,6 @@
 import java.io.IOException;
 import java.util.Arrays;
 import java.util.List;
-import java.util.Objects;
 
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.FIRST;
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.SECOND;
@@ -196,20 +195,6 @@ public DataType dataType() {
         return dataType;
     }
 
-    @Override
-    public int hashCode() {
-        return Objects.hash(field1, field2);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (obj == null || obj.getClass() != getClass()) {
-            return false;
-        }
-        MvAppend other = (MvAppend) obj;
-        return Objects.equals(other.field1, field1) && Objects.equals(other.field2, field2);
-    }
-
     @Evaluator(extraName = "Int")
     static void process(IntBlock.Builder builder, @Position int position, IntBlock field1, IntBlock field2) {
         int count1 = field1.getValueCount(position);

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/Chunk.java

@@ -39,7 +39,6 @@
 import java.io.IOException;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.stream.Collectors;
 
 import static java.util.Map.entry;
@@ -225,18 +224,6 @@ static void process(BytesRefBlock.Builder builder, BytesRef str, @Fixed Chunking
         emitChunks(builder, chunks);
     }
 
-    @Override
-    public boolean equals(Object o) {
-        if (o == null || getClass() != o.getClass()) return false;
-        Chunk chunk = (Chunk) o;
-        return Objects.equals(field(), chunk.field()) && Objects.equals(chunkingSettings(), chunk.chunkingSettings());
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(field(), chunkingSettings());
-    }
-
     @Override
     public EvalOperator.ExpressionEvaluator.Factory toEvaluator(ToEvaluator toEvaluator) {
         ChunkingSettings chunkingSettings = DEFAULT_CHUNKING_SETTINGS;

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/TopSnippets.java

@@ -40,7 +40,6 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 
 import static java.util.Map.entry;
 import static org.elasticsearch.xpack.esql.core.expression.TypeResolutions.ParamOrdinal.FIRST;
@@ -228,18 +227,6 @@ static void process(
         emitChunks(builder, snippets);
     }
 
-    @Override
-    public boolean equals(Object o) {
-        if (o == null || getClass() != o.getClass()) return false;
-        TopSnippets chunk = (TopSnippets) o;
-        return Objects.equals(field, chunk.field) && Objects.equals(query, chunk.query) && Objects.equals(options, chunk.options);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(field, query, options);
-    }
-
     @Override
     public EvalOperator.ExpressionEvaluator.Factory toEvaluator(ToEvaluator toEvaluator) {
         int numSnippets;