How to use

queryContract

method

in

com.icodici.universa.node2.network.Client

private static void doStartHttpServer(String routeFilePath) throws IOException {
  try {
    cliServices.startJsApiHttpServer(
        routeFilePath,
        hashId -> {
          try {
            return getClientNetwork().check(hashId).state == ItemState.APPROVED;
          } catch (IOException e) {
            report("error while checking contract for approve: " + e);
            return false;
          }
        },
        (slotId, originId) -> {
          try {
            if (slotId == null)
              return null;
            return getClientNetwork().client.queryContract(slotId, originId, null);
          } catch (IOException e) {
            report("error while querying contract from slot1: " + e);
            return null;
          }
        });
  } catch (Exception e) {
    report("http server error: " + e);
  }
  finish();
}

assertNull(slotInfo);
byte[] simpleContractBytes = client.queryContract(slotContract.getId(), null, simpleContract.getId());
System.out.println("simpleContractBytes (by contractId): " + simpleContractBytes);
assertEquals(false, Arrays.equals(simpleContract.getPackedTransaction(), simpleContractBytes));
simpleContractBytes = client.queryContract(slotContract.getId(), simpleContract.getOrigin(), null);
System.out.println("simpleContractBytes (by originId): " + simpleContractBytes);
assertEquals(false, Arrays.equals(simpleContract.getPackedTransaction(), simpleContractBytes));
assertNotNull(slotInfo);
simpleContractBytes = client.queryContract(slotContract.getId(), null, simpleContract.getId());
System.out.println("simpleContractBytes (by contractId) length: " + simpleContractBytes.length);
assertEquals(true, Arrays.equals(simpleContract.getPackedTransaction(), simpleContractBytes));
simpleContractBytes = client.queryContract(slotContract.getId(), simpleContract.getOrigin(), null);
System.out.println("simpleContractBytes (by originId) length: " + simpleContractBytes.length);
assertEquals(true, Arrays.equals(simpleContract.getPackedTransaction(), simpleContractBytes));

try {
  Binder slotInfo = testSpace.client.querySlotInfo(slotId);
  return testSpace.client.queryContract(slotId, originId, null);
} catch (ClientError e) {
  e.printStackTrace();

try {
  Binder slotInfo = testSpace.client.querySlotInfo(slotId);
  return testSpace.client.queryContract(slotId, originId, null);
} catch (ClientError e) {
  e.printStackTrace();