TCK implement ScheduleSignTransaction (#2485)

Signed-off-by: emiliyank <e.kadiyski@gmail.com>

Author: emiliyank

tck/src/main/java/com/hedera/hashgraph/tck/methods/sdk/ScheduleService.java

@@ -6,6 +6,7 @@
 import com.hedera.hashgraph.tck.annotation.JSONRPC2Service;
 import com.hedera.hashgraph.tck.methods.AbstractJSONRPC2Service;
 import com.hedera.hashgraph.tck.methods.sdk.param.schedule.ScheduleCreateParams;
+import com.hedera.hashgraph.tck.methods.sdk.param.schedule.ScheduleSignParams;
 import com.hedera.hashgraph.tck.methods.sdk.response.ScheduleResponse;
 import com.hedera.hashgraph.tck.util.KeyUtils;
 import com.hedera.hashgraph.tck.util.TransactionBuilders;
@@ -78,6 +79,33 @@ public ScheduleResponse createSchedule(final ScheduleCreateParams params) throws
         return new ScheduleResponse(scheduleId, transactionId, receipt.status);
     }
 
+    @JSONRPC2Method("signSchedule")
+    public ScheduleResponse signSchedule(final ScheduleSignParams params) throws Exception {
+        ScheduleSignTransaction transaction = new ScheduleSignTransaction().setGrpcDeadline(DEFAULT_GRPC_DEADLINE);
+
+        params.getScheduleId()
+                .ifPresent(scheduleIdStr -> transaction.setScheduleId(ScheduleId.fromString(scheduleIdStr)));
+
+        params.getCommonTransactionParams()
+                .ifPresent(common -> common.fillOutTransaction(transaction, sdkService.getClient()));
+
+        TransactionResponse txResponse = transaction.execute(sdkService.getClient());
+        TransactionReceipt receipt = txResponse.getReceipt(sdkService.getClient());
+
+        String scheduleId = "";
+        String transactionId = "";
+        if (receipt.status == Status.SUCCESS) {
+            if (params.getScheduleId().isPresent()) {
+                scheduleId = params.getScheduleId().get();
+            }
+            if (receipt.scheduledTransactionId != null) {
+                transactionId = receipt.scheduledTransactionId.toString();
+            }
+        }
+
+        return new ScheduleResponse(scheduleId, transactionId, receipt.status);
+    }
+
     /**
      * Builds a scheduled transaction from method name and parameters
      */

tck/src/main/java/com/hedera/hashgraph/tck/methods/sdk/param/schedule/ScheduleSignParams.java

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: Apache-2.0
+package com.hedera.hashgraph.tck.methods.sdk.param.schedule;
+
+import com.hedera.hashgraph.tck.methods.JSONRPC2Param;
+import com.hedera.hashgraph.tck.methods.sdk.param.CommonTransactionParams;
+import com.hedera.hashgraph.tck.util.JSONRPCParamParser;
+import java.util.Map;
+import java.util.Optional;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+/**
+ * ScheduleSignParams for sign schedule method
+ */
+@SuppressWarnings("OptionalUsedAsFieldOrParameterType")
+@Getter
+@AllArgsConstructor
+@NoArgsConstructor
+public class ScheduleSignParams extends JSONRPC2Param {
+    private Optional<String> scheduleId;
+    private Optional<CommonTransactionParams> commonTransactionParams;
+
+    @Override
+    public ScheduleSignParams parse(Map<String, Object> jrpcParams) throws Exception {
+        var parsedScheduleId = Optional.ofNullable((String) jrpcParams.get("scheduleId"));
+        var parsedCommonTransactionParams = JSONRPCParamParser.parseCommonTransactionParams(jrpcParams);
+
+        return new ScheduleSignParams(parsedScheduleId, parsedCommonTransactionParams);
+    }
+}