From ff8d083555a86cd8861a6f3961951d9f700141d2 Mon Sep 17 00:00:00 2001
From: Aniket Anerao <aniket.anerao@lexisnexisrisk.com>
Date: Wed, 24 Aug 2022 22:16:38 +0530
Subject: [PATCH] fixed bug

---
 .../samples/insfraudcheck/ClaimProcessing.java    | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/ins-fraud-check/chaincode-java/src/main/java/org/hyperledger/fabric/samples/insfraudcheck/ClaimProcessing.java b/ins-fraud-check/chaincode-java/src/main/java/org/hyperledger/fabric/samples/insfraudcheck/ClaimProcessing.java
index 2ad31017..9d7dc24e 100644
--- a/ins-fraud-check/chaincode-java/src/main/java/org/hyperledger/fabric/samples/insfraudcheck/ClaimProcessing.java
+++ b/ins-fraud-check/chaincode-java/src/main/java/org/hyperledger/fabric/samples/insfraudcheck/ClaimProcessing.java
@@ -56,6 +56,21 @@ public final class ClaimProcessing implements ContractInterface {
 
     }
 
+    /**
+     * Checks the existence of the asset on the ledger
+     *
+     * @param ctx the transaction context
+     * @param assetID the ID of the asset
+     * @return boolean indicating the existence of the asset
+     */
+    @Transaction(intent = Transaction.TYPE.EVALUATE)
+    public boolean ClaimExists(final Context ctx, final String claimID) {
+        ChaincodeStub stub = ctx.getStub();
+        String claimJSON = stub.getStringState(claimID);
+
+        return (claimJSON != null && !claimJSON.isEmpty());
+    }
+
     /**
      * Creates a new claim on the ledger.
      *