diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
index 5259a7c..f880e66 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
@@ -92,5 +92,9 @@
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-api</artifactId>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
   </dependencies>
 </project>
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
index f2fb9af..5614ca5 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/dataflow/LSMInvertedIndexLocalResource.java
@@ -18,6 +18,7 @@
  */
 package org.apache.hyracks.storage.am.lsm.invertedindex.dataflow;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
@@ -27,6 +28,8 @@
 import org.apache.hyracks.api.exceptions.HyracksDataException;
 import org.apache.hyracks.api.io.FileReference;
 import org.apache.hyracks.api.io.IIOManager;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
 import org.apache.hyracks.storage.am.common.api.IMetadataPageManagerFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationCallbackFactory;
 import org.apache.hyracks.storage.am.lsm.common.api.ILSMIOOperationScheduler;
@@ -43,6 +46,10 @@
 import org.apache.hyracks.storage.common.IStorageManager;
 import org.apache.hyracks.storage.common.buffercache.IBufferCache;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class LSMInvertedIndexLocalResource extends LsmResource {
 
     private static final long serialVersionUID = 1L;
@@ -79,6 +86,22 @@
         this.bloomFilterFalsePositiveRate = bloomFilterFalsePositiveRate;
     }
 
+    private LSMInvertedIndexLocalResource(IPersistedResourceRegistry registry, JsonNode json,
+            ITypeTraits[] tokenTypeTraits, IBinaryComparatorFactory[] tokenCmpFactories,
+            IBinaryTokenizerFactory tokenizerFactory, boolean isPartitioned, int[] invertedIndexFields,
+            int[] filterFieldsForNonBulkLoadOps, int[] invertedIndexFieldsForNonBulkLoadOps,
+            double bloomFilterFalsePositiveRate) throws HyracksDataException {
+        super(registry, json);
+        this.tokenTypeTraits = tokenTypeTraits;
+        this.tokenCmpFactories = tokenCmpFactories;
+        this.tokenizerFactory = tokenizerFactory;
+        this.isPartitioned = isPartitioned;
+        this.invertedIndexFields = invertedIndexFields;
+        this.filterFieldsForNonBulkLoadOps = filterFieldsForNonBulkLoadOps;
+        this.invertedIndexFieldsForNonBulkLoadOps = invertedIndexFieldsForNonBulkLoadOps;
+        this.bloomFilterFalsePositiveRate = bloomFilterFalsePositiveRate;
+    }
+
     @Override
     public ILSMIndex createInstance(INCServiceContext serviceCtx) throws HyracksDataException {
         IIOManager ioManager = serviceCtx.getIoManager();
@@ -105,4 +128,57 @@
                     metadataPageManagerFactory, serviceCtx.getTracer());
         }
     }
+
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        ObjectNode jsonObject = registry.getClassIdentifier(getClass(), serialVersionUID);
+        super.appendToJson(jsonObject, registry);
+        final ArrayNode tokenTypeTraitsArray = OBJECT_MAPPER.createArrayNode();
+        for (ITypeTraits tt : tokenTypeTraits) {
+            tokenTypeTraitsArray.add(tt.toJson(registry));
+        }
+        jsonObject.set("tokenTypeTraits", tokenTypeTraitsArray);
+        final ArrayNode tokenCmpFactoriesArray = OBJECT_MAPPER.createArrayNode();
+        for (IBinaryComparatorFactory factory : tokenCmpFactories) {
+            tokenCmpFactoriesArray.add(factory.toJson(registry));
+        }
+        jsonObject.set("tokenCmpFactories", tokenCmpFactoriesArray);
+        jsonObject.set("tokenizerFactory", tokenizerFactory.toJson(registry));
+        jsonObject.put("isPartitioned", isPartitioned);
+        jsonObject.putPOJO("invertedIndexFields", invertedIndexFields);
+        jsonObject.putPOJO("filterFieldsForNonBulkLoadOps", filterFieldsForNonBulkLoadOps);
+        jsonObject.putPOJO("invertedIndexFieldsForNonBulkLoadOps", invertedIndexFieldsForNonBulkLoadOps);
+        jsonObject.putPOJO("bloomFilterFalsePositiveRate", bloomFilterFalsePositiveRate);
+        return jsonObject;
+    }
+
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json)
+            throws HyracksDataException {
+        final List<ITypeTraits> tokenTypeTraitsList = new ArrayList<>();
+        final ArrayNode jsonTokenTypeTraits = (ArrayNode) json.get("tokenTypeTraits");
+        for (JsonNode tt : jsonTokenTypeTraits) {
+            tokenTypeTraitsList.add((ITypeTraits) registry.deserialize(tt));
+        }
+        final ITypeTraits[] tokenTypeTraits = tokenTypeTraitsList.toArray(new ITypeTraits[0]);
+
+        final List<IBinaryComparatorFactory> tokenCmpFactoriesList = new ArrayList<>();
+        final ArrayNode jsontokenCmpFactories = (ArrayNode) json.get("tokenCmpFactories");
+        for (JsonNode cf : jsontokenCmpFactories) {
+            tokenCmpFactoriesList.add((IBinaryComparatorFactory) registry.deserialize(cf));
+        }
+        final IBinaryComparatorFactory[] tokenCmpFactories =
+                tokenCmpFactoriesList.toArray(new IBinaryComparatorFactory[0]);
+        final IBinaryTokenizerFactory tokenizerFactory =
+                (IBinaryTokenizerFactory) registry.deserialize(json.get("tokenizerFactory"));
+        final boolean isPartitioned = json.get("isPartitioned").asBoolean();
+        final int[] invertedIndexFields = OBJECT_MAPPER.convertValue(json.get("invertedIndexFields"), int[].class);
+        final int[] filterFieldsForNonBulkLoadOps =
+                OBJECT_MAPPER.convertValue(json.get("filterFieldsForNonBulkLoadOps"), int[].class);
+        final int[] invertedIndexFieldsForNonBulkLoadOps =
+                OBJECT_MAPPER.convertValue(json.get("invertedIndexFieldsForNonBulkLoadOps"), int[].class);
+        final double bloomFilterFalsePositiveRate = json.get("bloomFilterFalsePositiveRate").asDouble();
+        return new LSMInvertedIndexLocalResource(registry, json, tokenTypeTraits, tokenCmpFactories, tokenizerFactory,
+                isPartitioned, invertedIndexFields, filterFieldsForNonBulkLoadOps, invertedIndexFieldsForNonBulkLoadOps,
+                bloomFilterFalsePositiveRate);
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizerFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizerFactory.java
index e583c7d..1a0f387 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizerFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/DelimitedUTF8StringBinaryTokenizerFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class DelimitedUTF8StringBinaryTokenizerFactory implements IBinaryTokenizerFactory {
 
     private static final long serialVersionUID = 1L;
@@ -37,4 +44,21 @@
     public IBinaryTokenizer createTokenizer() {
         return new DelimitedUTF8StringBinaryTokenizer(ignoreTokenCount, sourceHasTypeTag, tokenFactory);
     }
+
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.set("tokenFactory", tokenFactory.toJson(registry));
+        json.put("ignoreTokenCount", ignoreTokenCount);
+        json.put("sourceHasTypeTag", sourceHasTypeTag);
+        return json;
+    }
+
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json)
+            throws HyracksDataException {
+        final ITokenFactory tokenFactory = (ITokenFactory) registry.deserialize(json.get("tokenFactory"));
+        final boolean ignoreTokenCount = json.get("ignoreTokenCount").asBoolean();
+        final boolean sourceHasTypeTag = json.get("sourceHasTypeTag").asBoolean();
+        return new DelimitedUTF8StringBinaryTokenizerFactory(ignoreTokenCount, sourceHasTypeTag, tokenFactory);
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8NGramTokenFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8NGramTokenFactory.java
index 0bc01b6..2daa09d 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8NGramTokenFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8NGramTokenFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class HashedUTF8NGramTokenFactory extends AbstractUTF8TokenFactory {
 
     private static final long serialVersionUID = 1L;
@@ -35,4 +42,19 @@
     public IToken createToken() {
         return new HashedUTF8NGramToken(tokenTypeTag, countTypeTag);
     }
+
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.put("tokenTypeTag", tokenTypeTag);
+        json.put("countTypeTag", countTypeTag);
+        return json;
+    }
+
+    @SuppressWarnings("squid:S1172") // unused parameter
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json) {
+        final byte tokenTypeTag = (byte) json.get("tokenTypeTag").asInt();
+        final byte countTypeTag = (byte) json.get("countTypeTag").asInt();
+        return new HashedUTF8NGramTokenFactory(tokenTypeTag, countTypeTag);
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8WordTokenFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8WordTokenFactory.java
index 7819e16..e8a83d3 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8WordTokenFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/HashedUTF8WordTokenFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class HashedUTF8WordTokenFactory extends AbstractUTF8TokenFactory {
 
     private static final long serialVersionUID = 1L;
@@ -35,4 +42,19 @@
     public IToken createToken() {
         return new HashedUTF8WordToken(tokenTypeTag, countTypeTag);
     }
+
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.put("tokenTypeTag", tokenTypeTag);
+        json.put("countTypeTag", countTypeTag);
+        return json;
+    }
+
+    @SuppressWarnings("squid:S1172") // unused parameter
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json) {
+        final byte tokenTypeTag = (byte) json.get("tokenTypeTag").asInt();
+        final byte countTypeTag = (byte) json.get("countTypeTag").asInt();
+        return new HashedUTF8WordTokenFactory(tokenTypeTag, countTypeTag);
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizerFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizerFactory.java
index 01e83a3..77c604c 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizerFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/IBinaryTokenizerFactory.java
@@ -21,6 +21,8 @@
 
 import java.io.Serializable;
 
-public interface IBinaryTokenizerFactory extends Serializable {
+import org.apache.hyracks.api.io.IJsonSerializable;
+
+public interface IBinaryTokenizerFactory extends Serializable, IJsonSerializable {
     public IBinaryTokenizer createTokenizer();
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/ITokenFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/ITokenFactory.java
index 0439be4..21cadbc 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/ITokenFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/ITokenFactory.java
@@ -21,6 +21,8 @@
 
 import java.io.Serializable;
 
-public interface ITokenFactory extends Serializable {
+import org.apache.hyracks.api.io.IJsonSerializable;
+
+public interface ITokenFactory extends Serializable, IJsonSerializable {
     public IToken createToken();
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizerFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizerFactory.java
index a95072d..fbd9f8c 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizerFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/NGramUTF8StringBinaryTokenizerFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class NGramUTF8StringBinaryTokenizerFactory implements IBinaryTokenizerFactory {
 
     private static final long serialVersionUID = 1L;
@@ -43,4 +50,26 @@
                 tokenFactory);
     }
 
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.set("tokenFactory", tokenFactory.toJson(registry));
+        json.put("gramLength", gramLength);
+        json.put("usePrePost", usePrePost);
+        json.put("ignoreTokenCount", ignoreTokenCount);
+        json.put("sourceHasTypeTag", sourceHasTypeTag);
+        return json;
+    }
+
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json)
+            throws HyracksDataException {
+        final ITokenFactory tokenFactory = (ITokenFactory) registry.deserialize(json.get("tokenFactory"));
+        final int gramLength = json.get("gramLength").asInt();
+        final boolean usePrePost = json.get("usePrePost").asBoolean();
+        final boolean ignoreTokenCount = json.get("ignoreTokenCount").asBoolean();
+        final boolean sourceHasTypeTag = json.get("sourceHasTypeTag").asBoolean();
+        return new NGramUTF8StringBinaryTokenizerFactory(gramLength, usePrePost, ignoreTokenCount, sourceHasTypeTag,
+                tokenFactory);
+    }
+
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8NGramTokenFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8NGramTokenFactory.java
index 64f1e99..aa4d30f 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8NGramTokenFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8NGramTokenFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class UTF8NGramTokenFactory extends AbstractUTF8TokenFactory {
 
     private static final long serialVersionUID = 1L;
@@ -36,4 +43,18 @@
         return new UTF8NGramToken(tokenTypeTag, countTypeTag);
     }
 
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.put("tokenTypeTag", tokenTypeTag);
+        json.put("countTypeTag", countTypeTag);
+        return json;
+    }
+
+    @SuppressWarnings("squid:S1172") // unused parameter
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json) {
+        final byte tokenTypeTag = (byte) json.get("tokenTypeTag").asInt();
+        final byte countTypeTag = (byte) json.get("countTypeTag").asInt();
+        return new UTF8NGramTokenFactory(tokenTypeTag, countTypeTag);
+    }
 }
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8WordTokenFactory.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8WordTokenFactory.java
index 3a8a0483..d50e83b 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8WordTokenFactory.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/tokenizers/UTF8WordTokenFactory.java
@@ -19,6 +19,13 @@
 
 package org.apache.hyracks.storage.am.lsm.invertedindex.tokenizers;
 
+import org.apache.hyracks.api.exceptions.HyracksDataException;
+import org.apache.hyracks.api.io.IJsonSerializable;
+import org.apache.hyracks.api.io.IPersistedResourceRegistry;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
 public class UTF8WordTokenFactory extends AbstractUTF8TokenFactory {
 
     private static final long serialVersionUID = 1L;
@@ -36,4 +43,19 @@
         return new UTF8WordToken(tokenTypeTag, countTypeTag);
     }
 
+    @Override
+    public JsonNode toJson(IPersistedResourceRegistry registry) throws HyracksDataException {
+        final ObjectNode json = registry.getClassIdentifier(getClass(), serialVersionUID);
+        json.put("tokenTypeTag", tokenTypeTag);
+        json.put("countTypeTag", countTypeTag);
+        return json;
+    }
+
+    @SuppressWarnings("squid:S1172") // unused parameter
+    public static IJsonSerializable fromJson(IPersistedResourceRegistry registry, JsonNode json) {
+        final byte tokenTypeTag = (byte) json.get("tokenTypeTag").asInt();
+        final byte countTypeTag = (byte) json.get("countTypeTag").asInt();
+        return new UTF8NGramTokenFactory(tokenTypeTag, countTypeTag);
+    }
+
 }