Renamed jre as java because Java is used to can refer to two things: the platform and the language. In this case we are referring to the Java Platform, not the Java Runtime Environment.

java/src/main/java/com/azure/data/cosmos/core/Codecs.java

@@ -0,0 +1,7 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+package com.azure.data.cosmos.core;
+
+public class Codecs {
+}

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/Result.java

@@ -3,6 +3,9 @@
 
 package com.azure.data.cosmos.serialization.hybridrow;
 
+import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
+import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+
 public enum Result {
     Success(0),
     Failure(1),
@@ -40,28 +43,29 @@ public enum Result {
      */
     Canceled(10);
 
-    public static final int SIZE = java.lang.Integer.SIZE;
+    public static final int SIZE = Integer.SIZE;
-    private static java.util.HashMap<Integer, Result> mappings;
+
-    private int intValue;
+    private static Int2ObjectMap<Result> mappings;
+    private final int value;
 
     Result(int value) {
-        intValue = value;
+        this.value = value;
-        getMappings().put(value, this);
+        mappings().put(value, this);
     }
 
-    public int getValue() {
+    public static Result from(int value) {
-        return intValue;
+        return mappings().get(value);
     }
 
-    public static Result forValue(int value) {
+    public int value() {
-        return getMappings().get(value);
+        return this.value;
     }
 
-    private static java.util.HashMap<Integer, Result> getMappings() {
+    private static Int2ObjectMap<Result> mappings() {
         if (mappings == null) {
             synchronized (Result.class) {
                 if (mappings == null) {
-                    mappings = new java.util.HashMap<Integer, Result>();
+                    mappings = new Int2ObjectOpenHashMap<>();
                 }
             }
         }

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/RowCursor.java

@@ -128,8 +128,8 @@ public final class RowCursor implements Cloneable {
         return this.endOffset;
     }
 
-    public RowCursor endOffset(int endOffset) {
+    public RowCursor endOffset(int value) {
-        this.endOffset = endOffset;
+        this.endOffset = value;
         return this;
     }
 
@@ -140,8 +140,8 @@ public final class RowCursor implements Cloneable {
         return this.exists;
     }
 
-    public RowCursor exists(boolean exists) {
+    public RowCursor exists(boolean value) {
-        this.exists = exists;
+        this.exists = value;
         return this;
     }
 
@@ -154,8 +154,8 @@ public final class RowCursor implements Cloneable {
         return this.immutable;
     }
 
-    public RowCursor immutable(boolean immutable) {
+    public RowCursor immutable(boolean value) {
-        this.immutable = immutable;
+        this.immutable = value;
         return this;
     }
 
@@ -166,8 +166,8 @@ public final class RowCursor implements Cloneable {
         return this.index;
     }
 
-    public RowCursor index(int index) {
+    public RowCursor index(int value) {
-        this.index = index;
+        this.index = value;
         return this;
     }
 
@@ -178,8 +178,8 @@ public final class RowCursor implements Cloneable {
         return this.layout;
     }
 
-    public RowCursor layout(Layout layout) {
+    public RowCursor layout(Layout value) {
-        this.layout = layout;
+        this.layout = value;
         return this;
     }
 
@@ -191,8 +191,8 @@ public final class RowCursor implements Cloneable {
         return this.metaOffset;
     }
 
-    public RowCursor metaOffset(int metaOffset) {
+    public RowCursor metaOffset(final int value) {
-        this.metaOffset = metaOffset;
+        this.metaOffset = value;
         return this;
     }
 
@@ -203,6 +203,11 @@ public final class RowCursor implements Cloneable {
         return this.pathOffset;
     }
 
+    public RowCursor pathOffset(final int value) {
+        this.pathOffset = value;
+        return this;
+    }
+
     /**
      * If existing, the layout string token of scope relative path for reading.
      */
@@ -210,6 +215,11 @@ public final class RowCursor implements Cloneable {
         return this.pathToken;
     }
 
+    public RowCursor pathToken(int value) {
+        this.pathToken = value;
+        return this;
+    }
+
     /**
      * The kind of scope within which this edit was prepared
      */

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/RowCursors.java

@@ -107,7 +107,7 @@ public final class RowCursors {
         return true;
     }
 
-    public static void skip(RowCursor edit, RowBuffer row, RowCursor childScope) {
+    public static void skip(@Nonnull final RowCursor edit, @Nonnull final RowBuffer row, @Nonnull final RowCursor childScope) {
 
         checkArgument(childScope.start() == edit.valueOffset());
 

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/io/RowReader.java

@@ -143,7 +143,7 @@ public final class RowReader {
                     this.cursor = cursor.get();
                     Reference<RowBuffer> row = new Reference<>(this.row);
                     Reference<RowCursor> tempReference_nullableScope = new Reference<>(nullableScope);
-                    boolean tempVar = LayoutNullable.HasValue(row, tempReference_nullableScope) == Result.Success;
+                    boolean tempVar = LayoutNullable.hasValue(row, tempReference_nullableScope) == Result.Success;
                     nullableScope = tempReference_nullableScope.get();
                     this.row = row.get();
                     return tempVar;
@@ -534,7 +534,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseFloat64(tempReference_cursor));
+                value.setAndGet(this.row.readSparseFloat64(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:
@@ -561,7 +561,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseGuid(tempReference_cursor));
+                value.setAndGet(this.row.readSparseGuid(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:
@@ -588,7 +588,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseInt16(tempReference_cursor));
+                value.setAndGet(this.row.readSparseInt16(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:
@@ -615,7 +615,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseInt32(tempReference_cursor));
+                value.setAndGet(this.row.readSparseInt32(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:
@@ -642,7 +642,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseInt64(tempReference_cursor));
+                value.setAndGet(this.row.readSparseInt64(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:
@@ -669,7 +669,7 @@ public final class RowReader {
 
                 Reference<RowCursor> tempReference_cursor =
                     new Reference<RowCursor>(this.cursor);
-                value.setAndGet(this.row.ReadSparseInt8(tempReference_cursor));
+                value.setAndGet(this.row.readSparseInt8(tempReference_cursor));
                 this.cursor = tempReference_cursor.get();
                 return Result.Success;
             default:

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/io/RowWriter.java

@@ -398,7 +398,7 @@ public final class RowWriter {
                     new Reference<RowCursor>(this.cursor);
                 Out<RowCursor> tempOut_nestedScope2 =
                     new Out<RowCursor>();
-                this.row.WriteSparseArray(tempRef_cursor2, scopeType, UpdateOptions.Upsert, tempOut_nestedScope2);
+                this.row.writeSparseArray(tempRef_cursor2, scopeType, UpdateOptions.Upsert, tempOut_nestedScope2);
                 nestedScope = tempOut_nestedScope2.get();
                 this.cursor = tempRef_cursor2.argValue;
                 break;

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutArray.java

@@ -4,53 +4,48 @@
 package com.azure.data.cosmos.serialization.hybridrow.layouts;
 
 import com.azure.data.cosmos.core.Out;
-import com.azure.data.cosmos.core.Reference;
 import com.azure.data.cosmos.serialization.hybridrow.Result;
 import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
 import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
 
+import javax.annotation.Nonnull;
+
 import static com.azure.data.cosmos.serialization.hybridrow.layouts.LayoutCode.ARRAY_SCOPE;
 import static com.azure.data.cosmos.serialization.hybridrow.layouts.LayoutCode.IMMUTABLE_ARRAY_SCOPE;
 
 public final class LayoutArray extends LayoutIndexedScope {
-    private TypeArgument TypeArg = new TypeArgument();
 
-    public LayoutArray(boolean immutable) {
+    public LayoutArray(final boolean immutable) {
         super(immutable ? IMMUTABLE_ARRAY_SCOPE : ARRAY_SCOPE, immutable, false, false, false, false);
-        this.TypeArg = new TypeArgument(this);
     }
 
     public String name() {
-        return this.Immutable ? "im_array" : "array";
+        return this.isImmutable() ? "im_array" : "array";
-    }
-
-    public TypeArgument typeArg() {
-        return TypeArg;
     }
 
     @Override
-    public Result WriteScope(
+    public Result writeScope(
-        Reference<RowBuffer> b,
+        @Nonnull final RowBuffer b,
-        Reference<RowCursor> edit,
+        @Nonnull final RowCursor edit,
-        TypeArgumentList typeArgs,
+        @Nonnull final TypeArgumentList typeArgs,
-        Out<RowCursor> value
+        @Nonnull Out<RowCursor> value
     ) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return this.writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
-        Result result = prepareSparseWrite(b, edit, this.typeArg().clone(), options);
+        Result result = prepareSparseWrite(b, edit, this.typeArg(), options);
         if (result != Result.Success) {
             value.setAndGet(null);
             return result;
         }
 
-        b.get().WriteSparseArray(edit, this, options, value.clone());
+        b.writeSparseArray(edit, this, options, value);
         return Result.Success;
     }
 }

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutBit.java

@@ -11,12 +11,12 @@ public final class LayoutBit {
      */
     public static final LayoutBit INVALID = new LayoutBit(-1);
 
-    private int index;
+    private final int index;
 
     /**
      * Initializes a new instance of the {@link LayoutBit} struct.
      *
-     * @param index The 0-based offset into the layout bitmask.
+     * @param index The zero-based offset into the layout bitmask.
      */
     public LayoutBit(int index) {
         checkArgument(index >= -1);
@@ -52,6 +52,10 @@ public final class LayoutBit {
         return this.index;
     }
 
+    public boolean isInvalid() {
+        return this.index == INVALID.index;
+    }
+
     /**
      * Returns the zero-based byte offset from the beginning of the row or scope that contains the bit from the bitmask
      * <p>

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutEndScope.java

@@ -4,7 +4,6 @@
 package com.azure.data.cosmos.serialization.hybridrow.layouts;
 
 import com.azure.data.cosmos.core.Out;
-import com.azure.data.cosmos.core.Reference;
 import com.azure.data.cosmos.serialization.hybridrow.Result;
 import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
 import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
@@ -25,17 +24,17 @@ public final class LayoutEndScope extends LayoutScope {
 
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> scope,
+    public Result writeScope(RowBuffer b, RowCursor scope,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, scope, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, scope, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor scope, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> scope,
+    public Result writeScope(RowBuffer b, RowCursor scope,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Contract.Fail("Cannot write an EndScope directly");
         value.setAndGet(null);
         return Result.Failure;

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutIndexedScope.java

@@ -3,23 +3,23 @@
 
 package com.azure.data.cosmos.serialization.hybridrow.layouts;
 
-import com.azure.data.cosmos.core.Reference;
-import com.azure.data.cosmos.core.Reference;
 import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
 import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
 
+import javax.annotation.Nonnull;
+
 public abstract class LayoutIndexedScope extends LayoutScope {
 
     protected LayoutIndexedScope(
-        LayoutCode code, boolean immutable, boolean isSizedScope, boolean isFixedArity, boolean isUniqueScope,
+        @Nonnull final LayoutCode code, final boolean immutable, final boolean isSizedScope, final boolean isFixedArity,
-        boolean isTypedScope
+        final boolean isUniqueScope, final boolean isTypedScope) {
-    ) {
+
         super(code, immutable, isSizedScope, true, isFixedArity, isUniqueScope, isTypedScope);
     }
 
     @Override
-    public void ReadSparsePath(Reference<RowBuffer> row, Reference<RowCursor> edit) {
+    public void readSparsePath(@Nonnull final RowBuffer row, @Nonnull final RowCursor edit) {
-        edit.get().pathToken = 0;
+        edit.pathToken(0);
-        edit.get().pathOffset = 0;
+        edit.pathOffset(0);
     }
 }

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutNullable.java

@@ -9,7 +9,10 @@ import com.azure.data.cosmos.serialization.hybridrow.Result;
 import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
 import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
 
+import javax.annotation.Nonnull;
+
 import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.common.base.Preconditions.checkState;
 
 public final class LayoutNullable extends LayoutIndexedScope {
@@ -22,49 +25,53 @@ public final class LayoutNullable extends LayoutIndexedScope {
         return this.Immutable ? "im_nullable" : "nullable";
     }
 
-    public int countTypeArgument(TypeArgumentList value) {
+    public int countTypeArgument(@Nonnull final TypeArgumentList value) {
-        checkState(value.count() == 1);
+        checkNotNull(value, "expected non-null value");
-        return (com.azure.data.cosmos.serialization.hybridrow.layouts.LayoutCode.SIZE / Byte.SIZE) + value.get(0).type().CountTypeArgument(value.get(0).typeArgs().clone());
+        checkArgument(value.count() == 1);
+        return (LayoutCode.SIZE / Byte.SIZE) + value.get(0).type().countTypeArgument(value.get(0).typeArgs());
     }
 
     @Override
-    public boolean HasImplicitTypeCode(Reference<RowCursor> edit) {
+    public boolean hasImplicitTypeCode(@Nonnull final RowCursor edit) {
-        checkState(edit.get().index() >= 0);
+        checkNotNull(edit, "expected non-null edit");
-        checkState(edit.get().scopeTypeArgs().count() == 1);
+        checkArgument(edit.index() >= 0);
-        checkState(edit.get().index() == 1);
+        checkArgument(edit.scopeTypeArgs().count() == 1);
-        return !LayoutCodeTraits.AlwaysRequiresTypeCode(edit.get().scopeTypeArgs().get(0).type().LayoutCode);
+        checkArgument(edit.index() == 1);
+        return !LayoutCodeTraits.AlwaysRequiresTypeCode(edit.scopeTypeArgs().get(0).type().layoutCode());
     }
 
-    public static Result HasValue(Reference<RowBuffer> b, Reference<RowCursor> scope) {
+    public static Result hasValue(@Nonnull final RowBuffer b, @Nonnull final RowCursor scope) {
-        checkArgument(scope.get().scopeType() instanceof LayoutNullable);
+        checkNotNull(b);
-        checkState(scope.get().index() == 1 || scope.get().index() == 2, "Nullable scopes always point at the value");
+        checkNotNull(scope);
-        checkState(scope.get().scopeTypeArgs().count() == 1);
+        checkArgument(scope.scopeType() instanceof LayoutNullable);
-        boolean hasValue = b.get().ReadInt8(scope.get().start()) != 0;
+        checkArgument(scope.index() == 1 || scope.index() == 2);
+        checkArgument(scope.scopeTypeArgs().count() == 1);
+        boolean hasValue = b.readInt8(scope.start()) != 0;
         return hasValue ? Result.Success : Result.NotFound;
     }
 
     @Override
-    public TypeArgumentList readTypeArgumentList(Reference<RowBuffer> row, int offset,
+    public TypeArgumentList readTypeArgumentList(
-                                                 Out<Integer> lenInBytes) {
+        @Nonnull final RowBuffer row, int offset, @Nonnull final Out<Integer> lenInBytes) {
-        return new TypeArgumentList(new TypeArgument[] { LayoutType.readTypeArgument(row, offset, lenInBytes) });
+        return new TypeArgumentList(LayoutType.readTypeArgument(row, offset, lenInBytes));
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
-        checkState(edit.get().index() == 1);
+        checkState(edit.index() == 1);
-        edit.get().cellType = edit.get().scopeTypeArgs().get(0).type();
+        edit.get().cellType(edit.get().scopeTypeArgs().get(0).type());
-        edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(0).typeArgs().clone();
+        edit.get().cellTypeArgs(edit.get().scopeTypeArgs().get(0).typeArgs());
     }
 
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
                              TypeArgumentList typeArgs, boolean hasValue, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, hasValue, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, hasValue, value, UpdateOptions.Upsert);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList typeArgs, bool
     // hasValue, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
                              TypeArgumentList typeArgs, boolean hasValue, Out<RowCursor> value,
                              UpdateOptions options) {
         Result result = LayoutType.prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
@@ -78,17 +85,17 @@ public final class LayoutNullable extends LayoutIndexedScope {
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         return this.WriteScope(b, edit, typeArgs.clone(), true, value, options);
     }
 

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutObject.java

@@ -4,7 +4,6 @@
 package com.azure.data.cosmos.serialization.hybridrow.layouts;
 
 import com.azure.data.cosmos.core.Out;
-import com.azure.data.cosmos.core.Reference;
 import com.azure.data.cosmos.serialization.hybridrow.Result;
 import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
 import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
@@ -28,17 +27,17 @@ public final class LayoutObject extends LayoutPropertyScope {
 
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = LayoutType.prepareSparseWrite(b, edit, this.typeArg().clone(), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutScope.java

@@ -0,0 +1,194 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+package com.azure.data.cosmos.serialization.hybridrow.layouts;
+
+import com.azure.data.cosmos.core.Out;
+import com.azure.data.cosmos.core.Reference;
+import com.azure.data.cosmos.serialization.hybridrow.Result;
+import com.azure.data.cosmos.serialization.hybridrow.RowBuffer;
+import com.azure.data.cosmos.serialization.hybridrow.RowCursor;
+import com.azure.data.cosmos.serialization.hybridrow.RowCursors;
+
+import javax.annotation.Nonnull;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+public abstract class LayoutScope extends LayoutType {
+
+    private final boolean isFixedArity;
+    private final boolean isIndexedScope;
+    private final boolean isSizedScope;
+    private final boolean isTypedScope;
+    private final boolean isUniqueScope;
+
+    protected LayoutScope(
+        @Nonnull final LayoutCode code, final boolean immutable, final boolean isSizedScope,
+        final boolean isIndexedScope, final boolean isFixedArity, final boolean isUniqueScope, boolean isTypedScope) {
+
+        super(code, immutable, 0);
+        this.isSizedScope = isSizedScope;
+        this.isIndexedScope = isIndexedScope;
+        this.isFixedArity = isFixedArity;
+        this.isUniqueScope = isUniqueScope;
+        this.isTypedScope = isTypedScope;
+    }
+
+    /**
+     * Returns true if this is a fixed arity scope.
+     */
+    public boolean isFixedArity() {
+        return this.isFixedArity;
+    }
+
+    /**
+     * Returns true if this is an indexed scope.
+     */
+    public boolean isIndexedScope() {
+        return this.isIndexedScope;
+    }
+
+    /**
+     * Returns true if this is a sized scope.
+     */
+    public boolean isSizedScope() {
+        return this.isSizedScope;
+    }
+
+    /**
+     * Returns true if this is a typed scope.
+     */
+    public boolean isTypedScope() {
+        return this.isTypedScope;
+    }
+
+    /**
+     * Returns true if the scope's elements cannot be updated directly.
+     */
+    public boolean isUniqueScope() {
+        return this.isUniqueScope;
+    }
+
+    public final Result deleteScope(@Nonnull final RowBuffer b, @Nonnull final RowCursor edit) {
+
+        checkNotNull(b);
+        checkNotNull(edit);
+
+        Result result = LayoutType.prepareSparseDelete(b, edit, this.layoutCode());
+
+        if (result != Result.Success) {
+            return result;
+        }
+
+        b.deleteSparse(edit);
+        return Result.Success;
+    }
+
+    /**
+     * {@code true} if writing an item in the specified typed scope would elide the type code because it is implied by
+     * the type arguments
+     *
+     * @param edit a non-null {@link RowCursor} specifying a typed scope
+     * @return {@code true} if the type code is implied (not written); {@code false} otherwise.
+     */
+    public boolean hasImplicitTypeCode(@Nonnull final RowCursor edit) {
+        checkNotNull(edit, "expected non-null edit");
+        return false;
+    }
+
+    @Nonnull
+    public final Result readScope(
+        @Nonnull final RowBuffer b, @Nonnull final RowCursor edit, @Nonnull final Out<RowCursor> value) {
+
+        checkNotNull(b);
+        checkNotNull(edit);
+        checkNotNull(value);
+
+        Result result = LayoutType.prepareSparseRead(b, edit, this.layoutCode());
+
+        if (result != Result.Success) {
+            value.setAndGet(null);
+            return result;
+        }
+
+        boolean immutable = this.isImmutable() || edit.immutable() || edit.scopeType().isUniqueScope();
+        value.set(b.sparseIteratorReadScope(edit, immutable));
+        return Result.Success;
+    }
+
+    public void readSparsePath(@Nonnull final RowBuffer row, @Nonnull final RowCursor edit) {
+        Out<Integer> pathLenInBytes = new Out<>();
+        Out<Integer> pathOffset = new Out<>();
+        edit.pathToken(row.readSparsePathLen(edit.layout(), edit.valueOffset(), pathLenInBytes, pathOffset));
+        edit.pathOffset(pathOffset.get());
+        edit.valueOffset(edit.valueOffset() + pathLenInBytes.get());
+    }
+
+    public void setImplicitTypeCode(final RowCursor edit) {
+        throw new UnsupportedOperationException();
+    }
+
+    public abstract Result writeScope(
+        RowBuffer b,
+        RowCursor scope,
+        TypeArgumentList typeArgs, Out<RowCursor> value);
+
+    public abstract Result writeScope(
+        RowBuffer b,
+        RowCursor scope,
+        TypeArgumentList typeArgs,
+        UpdateOptions options, Out<RowCursor> value);
+
+    public <TContext> Result writeScope(
+        RowBuffer b,
+        RowCursor scope,
+        TypeArgumentList typeArgs,
+        TContext context, WriterFunc<TContext> func) {
+        return this.writeScope(b, scope, typeArgs, context, func, UpdateOptions.Upsert);
+    }
+
+    //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
+    //ORIGINAL LINE: public virtual Result WriteScope<TContext>(ref RowBuffer b, ref RowCursor scope,
+    // TypeArgumentList typeArgs, TContext context, WriterFunc<TContext> func, UpdateOptions options = UpdateOptions
+    // .Upsert)
+    public <TContext> Result writeScope(
+        RowBuffer b,
+        RowCursor scope,
+        TypeArgumentList typeArgs,
+        TContext context, WriterFunc<TContext> func, UpdateOptions options) {
+
+        final Out<RowCursor> out = new Out<>();
+        Result result = this.writeScope(b, scope, typeArgs, options, out);
+
+        if (result != Result.Success) {
+            return result;
+        }
+
+        final RowCursor childScope = out.get();
+
+        if (func != null) {
+            result = func.invoke(b, childScope, context);
+            if (result != Result.Success) {
+                this.deleteScope(b, scope);
+                return result;
+            }
+        }
+
+        RowCursors.skip(scope, b, childScope);
+        return Result.Success;
+    }
+
+    /**
+     * A function to write content into a {@link RowBuffer}.
+     * <typeparam name="TContext">The type of the context value passed by the caller.</typeparam>
+     *
+     * @param b       The row to write to.
+     * @param scope   The type of the scope to write into.
+     * @param context A context value provided by the caller.
+     * @return The result.
+     */
+    @FunctionalInterface
+    public interface WriterFunc<TContext> {
+        @Nonnull Result invoke(RowBuffer b, RowCursor scope, TContext context);
+    }
+}

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTagged.java

@@ -43,23 +43,23 @@ public final class LayoutTagged extends LayoutIndexedScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeTypeArgs().get(edit.get().index()).type();
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(edit.get().index()).typeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTagged2.java

@@ -56,23 +56,23 @@ public final class LayoutTagged2 extends LayoutIndexedScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeTypeArgs().get(edit.get().index()).type();
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(edit.get().index()).typeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTuple.java

@@ -50,17 +50,17 @@ public final class LayoutTuple extends LayoutIndexedScope {
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutType.java

@@ -287,13 +287,14 @@ public abstract class LayoutType<T> implements ILayoutType {
      * @param code The expected type of the field.
      * @return Success if the read is permitted, the error code otherwise.
      */
-    public static Result prepareSparseRead(Reference<RowBuffer> b, Reference<RowCursor> edit, LayoutCode code) {
+    public static Result prepareSparseRead(
+        @Nonnull final RowBuffer b, @Nonnull final RowCursor edit, @Nonnull LayoutCode code) {
 
-        if (!edit.get().exists()) {
+        if (!edit.exists()) {
             return Result.NotFound;
         }
 
-        if (LayoutCodeTraits.Canonicalize(edit.get().cellType().layoutCode()) != code) {
+        if (LayoutCodeTraits.Canonicalize(edit.cellType().layoutCode()) != code) {
             return Result.TypeMismatch;
         }
 

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTypedArray.java

@@ -38,23 +38,23 @@ public final class LayoutTypedArray extends LayoutIndexedScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeTypeArgs().get(0).type();
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(0).typeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = LayoutType.prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTypedMap.java

@@ -58,24 +58,24 @@ public final class LayoutTypedMap extends LayoutUniqueScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeType().Immutable ? ImmutableTypedTuple :
             TypedTuple;
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTypedSet.java

@@ -45,23 +45,23 @@ public final class LayoutTypedSet extends LayoutUniqueScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeTypeArgs().get(0).type();
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(0).typeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTypedTuple.java

@@ -57,23 +57,23 @@ public final class LayoutTypedTuple extends LayoutIndexedScope {
     }
 
     @Override
-    public void SetImplicitTypeCode(Reference<RowCursor> edit) {
+    public void setImplicitTypeCode(RowCursor edit) {
         edit.get().cellType = edit.get().scopeTypeArgs().get(edit.get().index()).type();
         edit.get().cellTypeArgs = edit.get().scopeTypeArgs().get(edit.get().index()).typeArgs().clone();
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Result result = LayoutType.prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {
             value.setAndGet(null);

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutTypes.java

@@ -7,14 +7,14 @@ package com.azure.data.cosmos.serialization.hybridrow.layouts;
  * Layout type definitions
  */
 public abstract class LayoutTypes {
-    public static final LayoutArray Array = new LayoutArray(false);
+    public static final LayoutArray ARRAY = new LayoutArray(false);
-    public static final LayoutBinary Binary = new LayoutBinary();
+    public static final LayoutBinary BINARY = new LayoutBinary();
     public static final int BitsPerByte = 8;
-    public static final LayoutBoolean Boolean = new LayoutBoolean(true);
+    public static final LayoutBoolean BOOLEAN = new LayoutBoolean(true);
     public static final LayoutBoolean BooleanFalse = new LayoutBoolean(false);
     public static final LayoutDateTime DATE_TIME = new LayoutDateTime();
     public static final LayoutDecimal DECIMAL = new LayoutDecimal();
-    public static final LayoutEndScope EndScope = new LayoutEndScope();
+    public static final LayoutEndScope END_SCOPE = new LayoutEndScope();
     public static final LayoutFloat128 FLOAT_128 = new LayoutFloat128();
     public static final LayoutFloat32 FLOAT_32 = new LayoutFloat32();
     public static final LayoutFloat64 FLOAT_64 = new LayoutFloat64();
@@ -34,24 +34,24 @@ public abstract class LayoutTypes {
     public static final LayoutInt32 INT_32 = new LayoutInt32();
     public static final LayoutInt64 INT_64 = new LayoutInt64();
     public static final LayoutInt8 INT_8 = new LayoutInt8();
-    public static final LayoutMongoDbObjectId MongoDbObjectId = new LayoutMongoDbObjectId();
+    public static final LayoutMongoDbObjectId MONGODB_OBJECT_ID = new LayoutMongoDbObjectId();
-    public static final LayoutNull Null = new LayoutNull();
+    public static final LayoutNull NULL = new LayoutNull();
-    public static final LayoutNullable Nullable = new LayoutNullable(false);
+    public static final LayoutNullable NULLABLE = new LayoutNullable(false);
-    public static final LayoutObject Object = new LayoutObject(false);
+    public static final LayoutObject OBJECT = new LayoutObject(false);
-    public static final LayoutTagged Tagged = new LayoutTagged(false);
+    public static final LayoutTagged TAGGED = new LayoutTagged(false);
-    public static final LayoutTagged2 Tagged2 = new LayoutTagged2(false);
+    public static final LayoutTagged2 TAGGED_2 = new LayoutTagged2(false);
-    public static final LayoutTuple Tuple = new LayoutTuple(false);
+    public static final LayoutTuple TUPLE = new LayoutTuple(false);
-    public static final LayoutTypedArray TypedArray = new LayoutTypedArray(false);
+    public static final LayoutTypedArray TYPED_ARRAY = new LayoutTypedArray(false);
     public static final LayoutTypedMap TypedMap = new LayoutTypedMap(false);
     public static final LayoutTypedSet TypedSet = new LayoutTypedSet(false);
-    public static final LayoutTypedTuple TypedTuple = new LayoutTypedTuple(false);
+    public static final LayoutTypedTuple TYPED_TUPLE = new LayoutTypedTuple(false);
     public static final LayoutUDT UDT = new LayoutUDT(false);
     public static final LayoutUInt16 UINT_16 = new LayoutUInt16();
     public static final LayoutUInt32 UINT_32 = new LayoutUInt32();
     public static final LayoutUInt64 UINT_64 = new LayoutUInt64();
     public static final LayoutUInt8 UINT_8 = new LayoutUInt8();
     public static final LayoutUnixDateTime UNIX_DATE_TIME = new LayoutUnixDateTime();
-    public static final LayoutUtf8 Utf8 = new LayoutUtf8();
+    public static final LayoutUtf8 UTF_8 = new LayoutUtf8();
-    public static final LayoutVarInt VarInt = new LayoutVarInt();
+    public static final LayoutVarInt VAR_INT = new LayoutVarInt();
-    public static final LayoutVarUInt VarUInt = new LayoutVarUInt();
+    public static final LayoutVarUInt VAR_UINT = new LayoutVarUInt();
 }

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutUDT.java

@@ -33,17 +33,17 @@ public final class LayoutUDT extends LayoutPropertyScope {
     }
 
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
                              TypeArgumentList typeArgs, Out<RowCursor> value) {
-        return WriteScope(b, edit, typeArgs, value, UpdateOptions.Upsert);
+        return writeScope(b, edit, typeArgs, UpdateOptions.Upsert, value);
     }
 
     //C# TO JAVA CONVERTER NOTE: Java does not support optional parameters. Overloaded method(s) are created above:
     //ORIGINAL LINE: public override Result WriteScope(ref RowBuffer b, ref RowCursor edit, TypeArgumentList
     // typeArgs, out RowCursor value, UpdateOptions options = UpdateOptions.Upsert)
     @Override
-    public Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> edit,
+    public Result writeScope(RowBuffer b, RowCursor edit,
-                             TypeArgumentList typeArgs, Out<RowCursor> value, UpdateOptions options) {
+                             TypeArgumentList typeArgs, UpdateOptions options, Out<RowCursor> value) {
         Layout udt = b.get().resolver().resolve(typeArgs.schemaId().clone());
         Result result = prepareSparseWrite(b, edit, new TypeArgument(this, typeArgs.clone()), options);
         if (result != Result.Success) {

java/src/main/java/com/azure/data/cosmos/serialization/hybridrow/layouts/LayoutUniqueScope.java

@@ -101,7 +101,7 @@ public abstract class LayoutUniqueScope extends LayoutIndexedScope {
     // TypeArgumentList typeArgs, TContext context, WriterFunc<TContext> func, UpdateOptions options = UpdateOptions
     // .Upsert)
     @Override
-    public <TContext> Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> scope,
+    public <TContext> Result writeScope(RowBuffer b, RowCursor scope,
                                         TypeArgumentList typeArgs, TContext context, WriterFunc<TContext> func,
                                         UpdateOptions options) {
         RowCursor uniqueScope;
@@ -146,8 +146,8 @@ public abstract class LayoutUniqueScope extends LayoutIndexedScope {
     }
 
     @Override
-    public <TContext> Result WriteScope(Reference<RowBuffer> b, Reference<RowCursor> scope,
+    public <TContext> Result writeScope(RowBuffer b, RowCursor scope,
                                         TypeArgumentList typeArgs, TContext context, WriterFunc<TContext> func) {
-        return WriteScope(b, scope, typeArgs, context, func, UpdateOptions.Upsert);
+        return writeScope(b, scope, typeArgs, context, func, UpdateOptions.Upsert);
     }
 }