SQL: Break long lines in expression package (elastic/x-pack-elasticsearch#3456)

Break lines over 140 characters in the expression package to make them a
bit easier to read and to make checkstyle happy.

Original commit: elastic/x-pack-elasticsearch@89487a79cc

dev-tools/checkstyle_suppressions.xml

@@ -8,12 +8,6 @@
   <!-- These files are generated by ANTLR so its silly to hold them to our rules. -->
   <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]parser[/\\]SqlBase(Base(Listener|Visitor)|Lexer|Listener|Parser|Visitor).java" checks="." />
 
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]Attribute.java" checks="LineLength" />
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]ExpressionIdGenerator.java" checks="LineLength" />
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]FieldAttribute.java" checks="LineLength" />
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]LiteralAttribute.java" checks="LineLength" />
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]TypedAttribute.java" checks="LineLength" />
-  <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]expression[/\\]UnresolvedAttribute.java" checks="LineLength" />
   <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]optimizer[/\\]Optimizer.java" checks="LineLength" />
   <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]plan[/\\]logical[/\\]command[/\\]Explain.java" checks="LineLength" />
   <suppress files="sql[/\\]server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]planner[/\\]PlanningException.java" checks="LineLength" />

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/Attribute.java

@@ -59,26 +59,32 @@ public abstract class Attribute extends NamedExpression {
     }
 
     public Attribute withLocation(Location location) {
-        return Objects.equals(location(), location) ? this : clone(location, name(), dataType(), qualifier(), nullable(), id(), synthetic());
+        return Objects.equals(location(), location) ? this : clone(location, name(), dataType(), qualifier(),
+                nullable(), id(), synthetic());
     }
 
     public Attribute withQualifier(String qualifier) {
-        return Objects.equals(qualifier(), qualifier) ? this : clone(location(), name(), dataType(), qualifier, nullable(), id(), synthetic());
+        return Objects.equals(qualifier(), qualifier) ? this : clone(location(), name(), dataType(), qualifier,
+                nullable(), id(), synthetic());
     }
 
     public Attribute withName(String name) {
-        return Objects.equals(name(), name) ? this : clone(location(), name, dataType(), qualifier(), nullable(), id(), synthetic());
+        return Objects.equals(name(), name) ? this : clone(location(), name, dataType(), qualifier(), nullable(),
+                id(), synthetic());
     }
 
     public Attribute withNullability(boolean nullable) {
-        return Objects.equals(nullable(), nullable) ? this : clone(location(), name(), dataType(), qualifier(), nullable, id(), synthetic());
+        return Objects.equals(nullable(), nullable) ? this : clone(location(), name(), dataType(), qualifier(),
+                nullable, id(), synthetic());
     }
 
     public Attribute withId(ExpressionId id) {
-        return Objects.equals(id(), id) ? this : clone(location(), name(), dataType(), qualifier(), nullable(), id, synthetic());
+        return Objects.equals(id(), id) ? this : clone(location(), name(), dataType(), qualifier(), nullable(),
+                id, synthetic());
     }
 
-    protected abstract Attribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable, ExpressionId id, boolean synthetic);
+    protected abstract Attribute clone(Location location, String name, DataType dataType, String qualifier,
+            boolean nullable, ExpressionId id, boolean synthetic);
 
     @Override
     public Attribute toAttribute() {

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/ExpressionIdGenerator.java

@@ -8,7 +8,8 @@ package org.elasticsearch.xpack.sql.expression;
 import java.util.UUID;
 import java.util.concurrent.atomic.AtomicInteger;
 
-//TODO: this class is thread-safe but used across multiple sessions might cause the id to roll over and potentially generate an already assigned id
+//TODO: this class is thread-safe but used across multiple sessions might cause the
+// id to roll over and potentially generate an already assigned id
 // making this session scope would simplify things
 // (which also begs the question on whether thread-safety is needed than)
 

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/FieldAttribute.java

@@ -109,7 +109,8 @@ public class FieldAttribute extends TypedAttribute {
     }
 
     @Override
-    protected Attribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable, ExpressionId id, boolean synthetic) {
+    protected Attribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable,
+            ExpressionId id, boolean synthetic) {
         FieldAttribute qualifiedParent = parent != null ? (FieldAttribute) parent.withQualifier(qualifier) : null;
         return new FieldAttribute(location, qualifiedParent, name, dataType, qualifier, nullable, id, synthetic);
     }

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/LiteralAttribute.java

@@ -29,7 +29,8 @@ public class LiteralAttribute extends TypedAttribute {
     }
 
     @Override
-    protected LiteralAttribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable, ExpressionId id, boolean synthetic) {
+    protected LiteralAttribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable,
+            ExpressionId id, boolean synthetic) {
         return new LiteralAttribute(location, name, qualifier, nullable, id, synthetic, dataType, literal);
     }
 

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/TypedAttribute.java

@@ -18,7 +18,8 @@ public abstract class TypedAttribute extends Attribute {
         this(location, name, dataType, null, true, null, false);
     }
 
-    protected TypedAttribute(Location location, String name, DataType dataType, String qualifier, boolean nullable, ExpressionId id, boolean synthetic) {
+    protected TypedAttribute(Location location, String name, DataType dataType, String qualifier, boolean nullable,
+            ExpressionId id, boolean synthetic) {
         super(location, name, qualifier, nullable, id, synthetic);
         this.dataType = dataType;
     }

sql/server/src/main/java/org/elasticsearch/xpack/sql/expression/UnresolvedAttribute.java

@@ -36,7 +36,8 @@ public class UnresolvedAttribute extends Attribute implements Unresolvable {
         this(location, name, qualifier, null, unresolvedMessage, null);
     }
 
-    public UnresolvedAttribute(Location location, String name, String qualifier, ExpressionId id, String unresolvedMessage, Object resolutionMetadata) {
+    public UnresolvedAttribute(Location location, String name, String qualifier, ExpressionId id, String unresolvedMessage,
+            Object resolutionMetadata) {
         super(location, name, qualifier, id);
         this.customMessage = unresolvedMessage != null;
         this.unresolvedMsg = unresolvedMessage == null ? errorMessage(qualifiedName(), null) : unresolvedMessage;
@@ -58,7 +59,8 @@ public class UnresolvedAttribute extends Attribute implements Unresolvable {
     }
 
     @Override
-    protected Attribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable, ExpressionId id, boolean synthetic) {
+    protected Attribute clone(Location location, String name, DataType dataType, String qualifier, boolean nullable,
+            ExpressionId id, boolean synthetic) {
         return this;
     }
 
@@ -94,7 +96,8 @@ public class UnresolvedAttribute extends Attribute implements Unresolvable {
     public static String errorMessage(String name, List<String> potentialMatches) {
         String msg = "Unknown column [" + name + "]";
         if (!CollectionUtils.isEmpty(potentialMatches)) {
-            msg += ", did you mean " + (potentialMatches.size() == 1 ? "[" + potentialMatches.get(0) + "]": "any of " + potentialMatches.toString()) + "?";
+            msg += ", did you mean " + (potentialMatches.size() == 1 ? "[" + potentialMatches.get(0)
+                    + "]": "any of " + potentialMatches.toString()) + "?";
         }
         return msg;
     }