org.hyperledger.fabric.sdk.ChaincodeProposalPayloadDeserializer Maven / Gradle / Ivy
/*
*
* Copyright 2016,2017 DTCC, Fujitsu Australia Software Technology, IBM - All Rights Reserved.
*
* 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 org.hyperledger.fabric.sdk;
import java.lang.ref.WeakReference;
import com.google.protobuf.ByteString;
import com.google.protobuf.InvalidProtocolBufferException;
import org.hyperledger.fabric.sdk.exception.InvalidProtocolBufferRuntimeException;
import static org.hyperledger.fabric.protos.peer.FabricProposal.ChaincodeProposalPayload;
class ChaincodeProposalPayloadDeserializer {
private final ByteString byteString;
private WeakReference chaincodeProposalPayload;
private WeakReference invocationSpecDeserializer;
ChaincodeProposalPayloadDeserializer(ByteString byteString) {
this.byteString = byteString;
}
ChaincodeProposalPayload getChaincodeProposalPayload() {
ChaincodeProposalPayload ret = null;
if (chaincodeProposalPayload != null) {
ret = chaincodeProposalPayload.get();
}
if (ret == null) {
try {
ret = ChaincodeProposalPayload.parseFrom(byteString);
} catch (InvalidProtocolBufferException e) {
throw new InvalidProtocolBufferRuntimeException(e);
}
chaincodeProposalPayload = new WeakReference<>(ret);
}
return ret;
}
ChaincodeInvocationSpecDeserializer getChaincodeInvocationSpec() {
ChaincodeInvocationSpecDeserializer ret = null;
if (invocationSpecDeserializer != null) {
ret = invocationSpecDeserializer.get();
}
if (ret == null) {
ret = new ChaincodeInvocationSpecDeserializer(getChaincodeProposalPayload().getInput());
invocationSpecDeserializer = new WeakReference<>(ret);
}
return ret;
}
}