sample project that illustrates how to send transaction and observe processed transaction in ethereum using web3j, blockchain and spring boot
Home Page: https://piotrminkowski.com
Detailed description can be found here: Introduction to Blockchain with Java using Ethereum, web3j and Spring Boot
![renovate[bot] avatar](https://avatars.githubusercontent.com/in/2740?v=4 "renovate[bot]")
Caused by: rx.exceptions.OnErrorNotImplementedException: Invalid request: The method eth_newBlockFilter does not exist/is not available
at rx.internal.util.InternalObservableUtils$ErrorNotImplementedAction.call(InternalObservableUtils.java:386) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.util.InternalObservableUtils$ErrorNotImplementedAction.call(InternalObservableUtils.java:383) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.util.ActionSubscriber.onError(ActionSubscriber.java:44) ~[rxjava-1.3.8.jar:1.3.8]
at rx.observers.SafeSubscriber._onError(SafeSubscriber.java:153) ~[rxjava-1.3.8.jar:1.3.8]
at rx.observers.SafeSubscriber.onError(SafeSubscriber.java:115) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeFlattenIterable$FlattenIterableSubscriber.checkTerminated(OnSubscribeFlattenIterable.java:300) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeFlattenIterable$FlattenIterableSubscriber.drain(OnSubscribeFlattenIterable.java:177) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeFlattenIterable$FlattenIterableSubscriber.onError(OnSubscribeFlattenIterable.java:135) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OperatorMerge$MergeSubscriber.reportError(OperatorMerge.java:266) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OperatorMerge$MergeSubscriber.checkTerminate(OperatorMerge.java:818) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OperatorMerge$MergeSubscriber.emitLoop(OperatorMerge.java:579) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OperatorMerge$MergeSubscriber.emit(OperatorMerge.java:568) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OperatorMerge$MergeSubscriber.onError(OperatorMerge.java:276) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeMap$MapSubscriber.onError(OnSubscribeMap.java:88) ~[rxjava-1.3.8.jar:1.3.8]
at rx.Observable.unsafeSubscribe(Observable.java:10334) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeMap.call(OnSubscribeMap.java:48) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeMap.call(OnSubscribeMap.java:33) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:48) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeLift.call(OnSubscribeLift.java:30) ~[rxjava-1.3.8.jar:1.3.8]
at rx.Observable.unsafeSubscribe(Observable.java:10327) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeFlattenIterable.call(OnSubscribeFlattenIterable.java:66) ~[rxjava-1.3.8.jar:1.3.8]
at rx.internal.operators.OnSubscribeFlattenIterable.call(OnSubscribeFlattenIterable.java:38) ~[rxjava-1.3.8.jar:1.3.8]
at rx.Observable.subscribe(Observable.java:10423) ~[rxjava-1.3.8.jar:1.3.8]
at rx.Observable.subscribe(Observable.java:10390) ~[rxjava-1.3.8.jar:1.3.8]
at rx.Observable.subscribe(Observable.java:10195) ~[rxjava-1.3.8.jar:1.3.8]
at pl.piomin.service.blockchain.BlockchainApp.listen(BlockchainApp.java:36) [classes/:na]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_201]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_201]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_201]
at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_201]
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:365) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:308) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:135) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
... 18 common frames omitted
issue "insufficient funds for gas * price + value" when execute transfer eth from acount[1] to account[2], It have enough balance.
but it worked when transfer from account[0] to account[1]
do u have any idea?
` curl --header "Content-Type: application/json" --request POST --data '{"fromId":1,"toId":2,"value":3}' http://localhost:8090/transaction
2018-12-27 14:35:24.267 INFO 10711 --- [nio-8090-exec-7] p.p.s.b.service.BlockchainService : Tx rejected: insufficient funds for gas * price + value`
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org.springframework.boot:spring-boot-starter-parent 3.3.1org.springdoc:springdoc-openapi-starter-webmvc-ui 2.6.0org.web3j:core 5.0.0org.web3j:tuples 5.0.0org.web3j:abi 5.0.0org.web3j:crypto 5.0.0org.testcontainers:testcontainers 1.19.8org.testcontainers:junit-jupiter 1.19.8
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