Examples with BaseKVStoreClosure com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure used on opensource projects

Example 6 with BaseKVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure in project sofa-jraft by sofastack.

the class DefaultRegionKVService method handleContainsKeyRequest.

@Override
public void handleContainsKeyRequest(final ContainsKeyRequest request, final RequestProcessClosure<BaseRequest, BaseResponse<?>> closure) {
    final ContainsKeyResponse response = new ContainsKeyResponse();
    response.setRegionId(getRegionId());
    response.setRegionEpoch(getRegionEpoch());
    try {
        KVParameterRequires.requireSameEpoch(request, getRegionEpoch());
        final byte[] key = KVParameterRequires.requireNonNull(request.getKey(), "containsKey.key");
        this.rawKVStore.containsKey(key, new BaseKVStoreClosure() {

            @Override
            public void run(final Status status) {
                if (status.isOk()) {
                    response.setValue((Boolean) getData());
                } else {
                    setFailure(request, response, status, getError());
                }
                closure.sendResponse(response);
            }
        });
    } catch (final Throwable t) {
        LOG.error("Failed to handle: {}, {}.", request, StackTraceUtil.stackTrace(t));
        response.setError(Errors.forException(t));
        closure.sendResponse(response);
    }
}

Example 7 with BaseKVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure in project sofa-jraft by sofastack.

the class DefaultRegionKVService method handleGetAndPutRequest.

@Override
public void handleGetAndPutRequest(final GetAndPutRequest request, final RequestProcessClosure<BaseRequest, BaseResponse<?>> closure) {
    final GetAndPutResponse response = new GetAndPutResponse();
    response.setRegionId(getRegionId());
    response.setRegionEpoch(getRegionEpoch());
    try {
        KVParameterRequires.requireSameEpoch(request, getRegionEpoch());
        final byte[] key = KVParameterRequires.requireNonNull(request.getKey(), "getAndPut.key");
        final byte[] value = KVParameterRequires.requireNonNull(request.getValue(), "getAndPut.value");
        this.rawKVStore.getAndPut(key, value, new BaseKVStoreClosure() {

            @Override
            public void run(final Status status) {
                if (status.isOk()) {
                    response.setValue((byte[]) getData());
                } else {
                    setFailure(request, response, status, getError());
                }
                closure.sendResponse(response);
            }
        });
    } catch (final Throwable t) {
        LOG.error("Failed to handle: {}, {}.", request, StackTraceUtil.stackTrace(t));
        response.setError(Errors.forException(t));
        closure.sendResponse(response);
    }
}

Example 8 with BaseKVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure in project sofa-jraft by sofastack.

the class DefaultRegionKVService method handleGetRequest.

@Override
public void handleGetRequest(final GetRequest request, final RequestProcessClosure<BaseRequest, BaseResponse<?>> closure) {
    final GetResponse response = new GetResponse();
    response.setRegionId(getRegionId());
    response.setRegionEpoch(getRegionEpoch());
    try {
        KVParameterRequires.requireSameEpoch(request, getRegionEpoch());
        final byte[] key = KVParameterRequires.requireNonNull(request.getKey(), "get.key");
        this.rawKVStore.get(key, request.isReadOnlySafe(), new BaseKVStoreClosure() {

            @Override
            public void run(final Status status) {
                if (status.isOk()) {
                    response.setValue((byte[]) getData());
                } else {
                    setFailure(request, response, status, getError());
                }
                closure.sendResponse(response);
            }
        });
    } catch (final Throwable t) {
        LOG.error("Failed to handle: {}, {}.", request, StackTraceUtil.stackTrace(t));
        response.setError(Errors.forException(t));
        closure.sendResponse(response);
    }
}

Example 9 with BaseKVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure in project sofa-jraft by sofastack.

the class DefaultRegionKVService method handlePutIfAbsentRequest.

@Override
public void handlePutIfAbsentRequest(final PutIfAbsentRequest request, final RequestProcessClosure<BaseRequest, BaseResponse<?>> closure) {
    final PutIfAbsentResponse response = new PutIfAbsentResponse();
    response.setRegionId(getRegionId());
    response.setRegionEpoch(getRegionEpoch());
    try {
        KVParameterRequires.requireSameEpoch(request, getRegionEpoch());
        final byte[] key = KVParameterRequires.requireNonNull(request.getKey(), "putIfAbsent.key");
        final byte[] value = KVParameterRequires.requireNonNull(request.getValue(), "putIfAbsent.value");
        this.rawKVStore.putIfAbsent(key, value, new BaseKVStoreClosure() {

            @Override
            public void run(final Status status) {
                if (status.isOk()) {
                    response.setValue((byte[]) getData());
                } else {
                    setFailure(request, response, status, getError());
                }
                closure.sendResponse(response);
            }
        });
    } catch (final Throwable t) {
        LOG.error("Failed to handle: {}, {}.", request, StackTraceUtil.stackTrace(t));
        response.setError(Errors.forException(t));
        closure.sendResponse(response);
    }
}

Example 10 with BaseKVStoreClosure

use of com.alipay.sofa.jraft.rhea.storage.BaseKVStoreClosure in project sofa-jraft by sofastack.

the class DefaultRegionKVService method handleKeyLockRequest.

@Override
public void handleKeyLockRequest(final KeyLockRequest request, final RequestProcessClosure<BaseRequest, BaseResponse<?>> closure) {
    final KeyLockResponse response = new KeyLockResponse();
    response.setRegionId(getRegionId());
    response.setRegionEpoch(getRegionEpoch());
    try {
        KVParameterRequires.requireSameEpoch(request, getRegionEpoch());
        final byte[] key = KVParameterRequires.requireNonNull(request.getKey(), "lock.key");
        final byte[] fencingKey = this.regionEngine.getRegion().getStartKey();
        final DistributedLock.Acquirer acquirer = KVParameterRequires.requireNonNull(request.getAcquirer(), "lock.acquirer");
        KVParameterRequires.requireNonNull(acquirer.getId(), "lock.id");
        KVParameterRequires.requirePositive(acquirer.getLeaseMillis(), "lock.leaseMillis");
        this.rawKVStore.tryLockWith(key, fencingKey, request.isKeepLease(), acquirer, new BaseKVStoreClosure() {

            @Override
            public void run(final Status status) {
                if (status.isOk()) {
                    response.setValue((DistributedLock.Owner) getData());
                } else {
                    setFailure(request, response, status, getError());
                }
                closure.sendResponse(response);
            }
        });
    } catch (final Throwable t) {
        LOG.error("Failed to handle: {}, {}.", request, StackTraceUtil.stackTrace(t));
        response.setError(Errors.forException(t));
        closure.sendResponse(response);
    }
}