feat: add getCommitteeInfo api

build.gradle

@@ -21,6 +21,8 @@ dependencies {
 	implementation 'com.google.code.gson:gson:2.10'
 	// https://mvnrepository.com/artifact/com.squareup.okhttp3/okhttp
 	implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+	// https://mvnrepository.com/artifact/org.apache.commons/commons-lang3
+	implementation 'org.apache.commons:commons-lang3:3.12.0'
 
 	// https://mvnrepository.com/artifact/com.squareup.okhttp3/mockwebserver
 	testImplementation 'com.squareup.okhttp3:mockwebserver:4.10.0'

src/integrationTest/java/io/sui/SuiClientImplIntTests.java

@@ -23,6 +23,7 @@
 import io.sui.jsonrpc.JsonRpc20Response.Error.ErrorCode;
 import io.sui.jsonrpc.JsonRpcClientProvider;
 import io.sui.jsonrpc.OkHttpJsonRpcClientProvider;
+import io.sui.models.CommitteeInfoResponse;
 import io.sui.models.SuiApiException;
 import io.sui.models.events.EventQuery.TransactionEventQuery;
 import io.sui.models.events.PaginatedEvents;
@@ -314,4 +315,20 @@ void getEvents() throws ExecutionException, InterruptedException {
     CompletableFuture<PaginatedEvents> res = client.getEvents(query, null, 1, false);
     System.out.println(res.get());
   }
+
+  /**
+   * Gets committee info.
+   *
+   * @throws ExecutionException the execution exception
+   * @throws InterruptedException the interrupted exception
+   */
+  @Test
+  @DisplayName("Test getCommitteeInfo.")
+  void getCommitteeInfo() throws ExecutionException, InterruptedException {
+    CompletableFuture<CommitteeInfoResponse> res = client.getCommitteeInfo(0L);
+    System.out.println(res.get());
+    assertEquals(4, res.get().getCommittee_info().size());
+    CompletableFuture<CommitteeInfoResponse> res1 = client.getCommitteeInfo(null);
+    assertEquals(4, res1.get().getCommittee_info().size());
+  }
 }

src/main/java/io/sui/SuiClient.java

@@ -17,6 +17,7 @@
 package io.sui;
 
 
+import io.sui.models.CommitteeInfoResponse;
 import io.sui.models.events.EventId;
 import io.sui.models.events.EventQuery;
 import io.sui.models.events.PaginatedEvents;
@@ -88,8 +89,25 @@ public interface SuiClient {
    * @param end the end
    * @return the transactions in range
    */
-  CompletableFuture<List<String>> getTransactionsInRange(long start, long end);
+  CompletableFuture<List<String>> getTransactionsInRange(Long start, Long end);
 
+  /**
+   * Gets events.
+   *
+   * @param query the query
+   * @param cursor the cursor
+   * @param limit the limit
+   * @param isDescOrder the is desc order
+   * @return the events
+   */
   CompletableFuture<PaginatedEvents> getEvents(
       EventQuery query, EventId cursor, int limit, boolean isDescOrder);
+
+  /**
+   * Gets committee info.
+   *
+   * @param epoch the epoch
+   * @return the committee info
+   */
+  CompletableFuture<CommitteeInfoResponse> getCommitteeInfo(Long epoch);
 }

src/main/java/io/sui/SuiClientImpl.java

@@ -21,6 +21,7 @@
 import com.google.common.reflect.TypeToken;
 import io.sui.jsonrpc.JsonRpc20Request;
 import io.sui.jsonrpc.JsonRpcClientProvider;
+import io.sui.models.CommitteeInfoResponse;
 import io.sui.models.SuiApiException;
 import io.sui.models.events.EventId;
 import io.sui.models.events.EventQuery;
@@ -98,7 +99,7 @@ public CompletableFuture<TransactionResponse> getTransaction(String digest) {
   }
 
   @Override
-  public CompletableFuture<List<String>> getTransactionsInRange(long start, long end) {
+  public CompletableFuture<List<String>> getTransactionsInRange(Long start, Long end) {
     final JsonRpc20Request request =
         createJsonRpc20Request("sui_getTransactionsInRange", Lists.newArrayList(start, end));
     return call("/sui_getTransactionsInRange", request, new TypeToken<List<String>>() {}.getType());
@@ -113,6 +114,14 @@ public CompletableFuture<PaginatedEvents> getEvents(
     return call("/sui_getEvents", request, new TypeToken<PaginatedEvents>() {}.getType());
   }
 
+  @Override
+  public CompletableFuture<CommitteeInfoResponse> getCommitteeInfo(Long epoch) {
+    final JsonRpc20Request request =
+        createJsonRpc20Request("sui_getCommitteeInfo", Lists.newArrayList(epoch));
+    return call(
+        "/sui_getCommitteeInfo", request, new TypeToken<CommitteeInfoResponse>() {}.getType());
+  }
+
   private JsonRpc20Request createJsonRpc20Request(String method, List<?> params) {
     final JsonRpc20Request request = new JsonRpc20Request();
     request.setId(jsonRpcClientProvider.nextId());

src/main/java/io/sui/jsonrpc/GsonJsonHandler.java

@@ -30,6 +30,7 @@
 import com.google.gson.JsonSerializer;
 import com.google.gson.ToNumberPolicy;
 import com.google.gson.reflect.TypeToken;
+import io.sui.models.CommitteeInfo;
 import io.sui.models.events.EventKind;
 import io.sui.models.events.EventQuery;
 import io.sui.models.events.EventQuery.AllQuery;
@@ -359,6 +360,21 @@ public JsonElement serialize(EventQuery src, Type typeOfSrc, JsonSerializationCo
     }
   }
 
+  /** The type Committee info deserializer. */
+  public class CommitteeInfoDeserializer implements JsonDeserializer<CommitteeInfo> {
+
+    @Override
+    public CommitteeInfo deserialize(
+        JsonElement json, Type typeOfT, JsonDeserializationContext context)
+        throws JsonParseException {
+      List<JsonElement> committeeInfoStr = json.getAsJsonArray().asList();
+      CommitteeInfo committeeInfo = new CommitteeInfo();
+      committeeInfo.setAuthorityName(committeeInfoStr.get(0).getAsString());
+      committeeInfo.setStakeUnit(committeeInfoStr.get(1).getAsLong());
+      return committeeInfo;
+    }
+  }
+
   private final Gson gson;
 
   /** Instantiates a new Gson json handler. */
@@ -386,6 +402,7 @@ ParsedPublishResponse.class, new ParsedPublishResponseDeserializer())
                 AuthorityQuorumSignInfo.class, new AuthorityQuorumSignInfoDeserializer())
             .registerTypeAdapter(MoveModule.class, new MoveModuleSerializer())
             .registerTypeAdapter(EventQuery.class, new EventQuerySerializer())
+            .registerTypeAdapter(CommitteeInfo.class, new CommitteeInfoDeserializer())
             .create();
   }
 

src/main/java/io/sui/models/CommitteeInfo.java

@@ -0,0 +1,97 @@
+/*
+ * Copyright 2022 281165273grape@gmail.com
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ */
+
+package io.sui.models;
+
+
+import java.util.Objects;
+
+/**
+ * The type Committee info.
+ *
+ * @author grapebaba
+ * @since 2022.11
+ */
+public class CommitteeInfo {
+
+  private String authorityName;
+
+  private Long stakeUnit;
+
+  /**
+   * Gets authority name.
+   *
+   * @return the authority name
+   */
+  public String getAuthorityName() {
+    return authorityName;
+  }
+
+  /**
+   * Sets authority name.
+   *
+   * @param authorityName the authority name
+   */
+  public void setAuthorityName(String authorityName) {
+    this.authorityName = authorityName;
+  }
+
+  /**
+   * Gets stake unit.
+   *
+   * @return the stake unit
+   */
+  public Long getStakeUnit() {
+    return stakeUnit;
+  }
+
+  /**
+   * Sets stake unit.
+   *
+   * @param stakeUnit the stake unit
+   */
+  public void setStakeUnit(Long stakeUnit) {
+    this.stakeUnit = stakeUnit;
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (!(o instanceof CommitteeInfo)) {
+      return false;
+    }
+    CommitteeInfo that = (CommitteeInfo) o;
+    return authorityName.equals(that.authorityName) && stakeUnit.equals(that.stakeUnit);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(authorityName, stakeUnit);
+  }
+
+  @Override
+  public String toString() {
+    return "CommitteeInfo{"
+        + "authorityName='"
+        + authorityName
+        + '\''
+        + ", stakeUnit="
+        + stakeUnit
+        + '}';
+  }
+}

src/main/java/io/sui/models/CommitteeInfoResponse.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2022 281165273grape@gmail.com
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ */
+
+package io.sui.models;
+
+
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * The type Committee info response.
+ *
+ * @author grapebaba
+ * @since 2022.11
+ */
+public class CommitteeInfoResponse {
+
+  @SuppressWarnings("checkstyle:MemberName")
+  private List<CommitteeInfo> committee_info;
+
+  private Long epoch;
+
+  public List<CommitteeInfo> getCommittee_info() {
+    return committee_info;
+  }
+
+  @SuppressWarnings("checkstyle:ParameterName")
+  public void setCommittee_info(List<CommitteeInfo> committee_info) {
+    this.committee_info = committee_info;
+  }
+
+  /**
+   * Gets epoch.
+   *
+   * @return the epoch
+   */
+  public Long getEpoch() {
+    return epoch;
+  }
+
+  /**
+   * Sets epoch.
+   *
+   * @param epoch the epoch
+   */
+  public void setEpoch(Long epoch) {
+    this.epoch = epoch;
+  }
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (!(o instanceof CommitteeInfoResponse)) {
+      return false;
+    }
+    CommitteeInfoResponse that = (CommitteeInfoResponse) o;
+    return committee_info.equals(that.committee_info) && epoch.equals(that.epoch);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(committee_info, epoch);
+  }
+
+  @Override
+  public String toString() {
+    return "CommitteeInfoResponse{" + "committee_info=" + committee_info + ", epoch=" + epoch + '}';
+  }
+}

src/test/java/io/sui/SuiClientImplTests.java

@@ -26,6 +26,7 @@
 import io.sui.jsonrpc.JsonRpc20Response.Error.ErrorCode;
 import io.sui.jsonrpc.JsonRpcClientProvider;
 import io.sui.jsonrpc.OkHttpJsonRpcClientProvider;
+import io.sui.models.CommitteeInfoResponse;
 import io.sui.models.SuiApiException;
 import io.sui.models.events.CoinBalanceChangeEvent;
 import io.sui.models.events.CoinBalanceChangeEvent.BalanceChangeType;
@@ -167,6 +168,10 @@ public MockResponse dispatch(RecordedRequest request) {
               return getMockResponse("mockdata/getEvents.json");
             }
 
+            if ("/sui_getCommitteeInfo".equals(request.getPath())) {
+              return getMockResponse("mockdata/getCommitteeInfo.json");
+            }
+
             return new MockResponse().setResponseCode(404);
           }
         };
@@ -447,4 +452,20 @@ void getEvents() throws ExecutionException, InterruptedException {
     CompletableFuture<PaginatedEvents> res = client.getEvents(query, null, 1, false);
     System.out.println(res.get());
   }
+
+  /**
+   * Gets committee info.
+   *
+   * @throws ExecutionException the execution exception
+   * @throws InterruptedException the interrupted exception
+   */
+  @Test
+  @DisplayName("Test getCommitteeInfo.")
+  void getCommitteeInfo() throws ExecutionException, InterruptedException {
+    CompletableFuture<CommitteeInfoResponse> res = client.getCommitteeInfo(1L);
+    System.out.println(res.get());
+    assertEquals(4, res.get().getCommittee_info().size());
+    CompletableFuture<CommitteeInfoResponse> res1 = client.getCommitteeInfo(null);
+    assertEquals(4, res1.get().getCommittee_info().size());
+  }
 }

src/test/resources/mockdata/getCommitteeInfo.json

@@ -0,0 +1,25 @@
+{
+  "jsonrpc": "2.0",
+  "result": {
+    "epoch": 0,
+    "committee_info": [
+      [
+        "jeDRw8vxm2a0n+aH0KOpZRUt+O96ydex7xuZ3UZU9Je1WhWtJu/j80cqeB6BouJOANhnrGCksJ0TmtvoQaPnsgX1uR1lWes984wLrSoSbqczUVSct8FmaM9UcHTQgMzV",
+        100000000000000
+      ],
+      [
+        "jp2Cc9GOkbhF+kqgQ4ndXheLmVvVCfWmnDU1qqVimEZaHJaZvX23mbrIy0IBRrXqAn0YKDCas4WGTkjce9yWD4Ol7SvaYAK2Hd8JrF9+VlVhtx248qLxRWtN2BCT+AVn",
+        100000000000000
+      ],
+      [
+        "rRATLWm9e1cG0cSGZNjOKaOcPG3Sqtw+JJnNYzFnmayzdnlejieFihS8ihTR0W1QEddxw0joB+2P8ZpRwKH7UNAWkeJXiEONTSq3VSQjKwjoH91/FPHoGIMmRf3WvC7Z",
+        100000000000000
+      ],
+      [
+        "uGAzcF47LG7QB7H7XbHagmaywwgTLk7KkixYCKYagXLDk39uvLoULwJ//+3/l3nLGQcZVZ4iEjocmK8qzW6AnBcV6PbDPstSfrA2kv0UUCA71jBaKcHUqqime7G7PouY",
+        100000000000000
+      ]
+    ]
+  },
+  "id": 1
+}