当尝试运行CORDA测试时，给定的测试用例得到以下错误。我使用JDK 1.8。Intellij IDEA.When trying to run test for CORDA the given Test case getting the following error.I am using JDK 1.8. 我使用的是JDK 1.8。Intellij IDEA.当试图为CORDA运行测试时，给定的测试用例得到以下错误信息。我使用的是JDK 1.8。Intellij IDEA.当试图运行CORDA测试时，给定的测试案例得到以下错误。
package com.template.contracts;
import com.template.states.MetalState;
import com.template.contracts.MetalContract;
import net.corda.core.contracts.Contract;
import net.corda.core.identity.CordaX500Name;
import net.corda.testing.contracts.DummyState;
import net.corda.testing.core.DummyCommandData;
import net.corda.testing.core.TestIdentity;
import net.corda.testing.node.MockServices;
import org.junit.Test;
import static net.corda.testing.node.NodeTestUtils.transaction;
public class ContractTests {
private final TestIdentity Mint = new TestIdentity (new CordaX500Name ("mint", "", "GB"));
private final TestIdentity TraderA = new TestIdentity (new CordaX500Name ("traderA", "", "GB"));
private final TestIdentity TraderB = new TestIdentity (new CordaX500Name ("traderB", "", "GB"));
private final MockServices ledgerServices = new MockServices();
private MetalState metalState = new MetalState("Gold", 10, Mint.getParty(), TraderA.getParty());
private MetalState metalStateInput = new MetalState("Gold", 10, Mint.getParty(), TraderA.getParty());
private MetalState metalStateOutput = new MetalState("Gold", 10, Mint.getParty(), TraderB.getParty());
@Test
public void metalContractImplementsContract() {
assert (new MetalContract() instanceof Contract);
}
@Test
public void MetalContractRequiresTheIssuerToBeARequiredSignerInTheTransaction() {
transaction(ledgerServices, tx -> {
// Issuer is not a required signer, will fail
tx.output(MetalContract.CID, metalState);
tx.command(TraderA.getPublicKey(), new MetalContract.Issue());
tx.fails();
return null;
});
transaction(ledgerServices, tx -> {
// Issuer is a required, will verify
tx.output(MetalContract.CID, metalState);
tx.command(Mint.getPublicKey(), new MetalContract.Issue());
tx.verifies();
return null;
});
}
}
错误如下。
[ERROR] 12:35:10,086 [main] transactions.TransactionBuilder. - The transaction currently built is missing an attachment for class: net/corda/core/contracts/CommandData.
Attempted to find a suitable attachment but could not find any in the storage.
Please contact the developer of the CorDapp for further instructions.
java.lang.NoClassDefFoundError: net/corda/core/contracts/CommandData
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:405)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at net.corda.serialization.internal.model.TypeIdentifier$Unparameterised.getLocalType(TypeIdentifier.kt:151)
at net.corda.serialization.internal.model.ClassCarpentingTypeLoader$load$noCarpentryRequired$1$1.apply(TypeLoader.kt:38)
at net.corda.serialization.internal.model.ClassCarpentingTypeLoader$load$noCarpentryRequired$1$1.apply(TypeLoader.kt:25)
at java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
at net.corda.serialization.internal.model.ClassCarpentingTypeLoader$load$noCarpentryRequired$1.invoke(TypeLoader.kt:38)
at net.corda.serialization.internal.model.ClassCarpentingTypeLoader$load$noCarpentryRequired$1.invoke(TypeLoader.kt:25)
at kotlin.sequences.TransformingSequence$iterator$1.next(Sequences.kt:149)
at kotlin.sequences.FilteringSequence$iterator$1.calcNext(Sequences.kt:109)
at kotlin.sequences.FilteringSequence$iterator$1.hasNext(Sequences.kt:133)
at kotlin.collections.MapsKt__MapsKt.putAll(Maps.kt:339)
at kotlin.collections.MapsKt__MapsKt.toMap(Maps.kt:504)
at kotlin.collections.MapsKt__MapsKt.toMap(Maps.kt:498)
at net.corda.serialization.internal.model.ClassCarpentingTypeLoader.load(TypeLoader.kt:45)
at net.corda.serialization.internal.amqp.DefaultRemoteSerializerFactory.reflect(RemoteSerializerFactory.kt:129)
at net.corda.serialization.internal.amqp.DefaultRemoteSerializerFactory.access$reflect(RemoteSerializerFactory.kt:47)
at net.corda.serialization.internal.amqp.DefaultRemoteSerializerFactory$get$1.invoke(RemoteSerializerFactory.kt:71)
at net.corda.serialization.internal.amqp.DefaultRemoteSerializerFactory$get$1.invoke(RemoteSerializerFactory.kt:47)
at net.corda.serialization.internal.amqp.DefaultDescriptorBasedSerializerRegistry.getOrBuild(DescriptorBasedSerializerRegistry.kt:28)
at net.corda.serialization.internal.amqp.DefaultRemoteSerializerFactory.get(RemoteSerializerFactory.kt:66)
at net.corda.serialization.internal.amqp.ComposedSerializerFactory.get(SerializerFactory.kt)
at net.corda.serialization.internal.amqp.DeserializationInput.readObject(DeserializationInput.kt:172)
at net.corda.serialization.internal.amqp.DeserializationInput.readObjectOrNull(DeserializationInput.kt:147)
at net.corda.serialization.internal.amqp.DeserializationInput$deserialize$1.invoke(DeserializationInput.kt:124)
at net.corda.serialization.internal.amqp.DeserializationInput.des(DeserializationInput.kt:99)
at net.corda.serialization.internal.amqp.DeserializationInput.deserialize(DeserializationInput.kt:119)
at net.corda.serialization.internal.amqp.AbstractAMQPSerializationScheme.deserialize(AMQPSerializationScheme.kt:145)
at net.corda.serialization.internal.SerializationFactoryImpl$deserialize$1$1.invoke(SerializationScheme.kt:105)
at net.corda.core.serialization.SerializationFactory.withCurrentContext(SerializationAPI.kt:71)
at net.corda.serialization.internal.SerializationFactoryImpl$deserialize$1.invoke(SerializationScheme.kt:105)
at net.corda.serialization.internal.SerializationFactoryImpl$deserialize$1.invoke(SerializationScheme.kt:73)
at net.corda.core.serialization.SerializationFactory.asCurrent(SerializationAPI.kt:85)
at net.corda.serialization.internal.SerializationFactoryImpl.deserialize(SerializationScheme.kt:105)
at net.corda.core.internal.TransactionUtilsKt$deserialiseComponentGroup$1.invoke(TransactionUtils.kt:78)
at net.corda.core.internal.TransactionUtilsKt$deserialiseComponentGroup$1.invoke(TransactionUtils.kt)
at net.corda.core.internal.LazyMappedList.get(InternalUtils.kt:567)
at net.corda.core.internal.LazyMappedList.get(InternalUtils.kt:567)
at java.util.AbstractList$Itr.next(AbstractList.java:358)
at net.corda.core.transactions.LedgerTransaction.createLtxForVerification(LedgerTransaction.kt:668)
at net.corda.core.transactions.LedgerTransaction.access$createLtxForVerification(LedgerTransaction.kt:44)
at net.corda.core.transactions.LedgerTransaction$internalPrepareVerify$1.invoke(LedgerTransaction.kt:154)
at net.corda.core.transactions.LedgerTransaction$internalPrepareVerify$1.invoke(LedgerTransaction.kt:44)
at net.corda.core.serialization.internal.AttachmentsClassLoaderBuilder$withAttachmentsClassloaderContext$1.invoke(AttachmentsClassLoader.kt:345)
at net.corda.core.serialization.SerializationFactory.withCurrentContext(SerializationAPI.kt:71)
at net.corda.core.serialization.internal.AttachmentsClassLoaderBuilder.withAttachmentsClassloaderContext(AttachmentsClassLoader.kt:344)
at net.corda.core.serialization.internal.AttachmentsClassLoaderBuilder.withAttachmentsClassloaderContext$default(AttachmentsClassLoader.kt:319)
at net.corda.core.transactions.LedgerTransaction.internalPrepareVerify$core(LedgerTransaction.kt:146)
at net.corda.core.transactions.LedgerTransaction.verify(LedgerTransaction.kt:136)
at net.corda.core.transactions.TransactionBuilder.addMissingDependency(TransactionBuilder.kt:185)
at net.corda.core.transactions.TransactionBuilder.toWireTransactionWithContext$core(TransactionBuilder.kt:165)
at net.corda.core.transactions.TransactionBuilder.toWireTransactionWithContext$core$default(TransactionBuilder.kt:133)
at net.corda.core.transactions.TransactionBuilder.toWireTransaction(TransactionBuilder.kt:130)
at net.corda.testing.dsl.TestTransactionDSLInterpreter.toWireTransaction$test_utils(TestDSL.kt:131)
at net.corda.testing.dsl.TestTransactionDSLInterpreter.verifies(TestDSL.kt:175)
at net.corda.testing.dsl.Verifies$DefaultImpls.failsWith(LedgerDSLInterpreter.kt:45)
at net.corda.testing.dsl.TransactionDSLInterpreter$DefaultImpls.failsWith(TransactionDSLInterpreter.kt)
at net.corda.testing.dsl.TestTransactionDSLInterpreter.failsWith(TestDSL.kt:74)
at net.corda.testing.dsl.Verifies$DefaultImpls.fails(LedgerDSLInterpreter.kt:75)
at net.corda.testing.dsl.TransactionDSLInterpreter$DefaultImpls.fails(TransactionDSLInterpreter.kt)
at net.corda.testing.dsl.TestTransactionDSLInterpreter.fails(TestDSL.kt:74)
at net.corda.testing.dsl.TransactionDSL.fails(TransactionDSLInterpreter.kt)
at com.template.contracts.ContractTests.lambda$MetalContractRequiresTheIssuerToBeARequiredSignerInTheTransaction$8(ContractTests.java:134)
at net.corda.testing.node.NodeTestUtils$transaction$1.invoke(NodeTestUtils.kt:54)
at net.corda.testing.node.NodeTestUtils$transaction$1.invoke(NodeTestUtils.kt)
at net.corda.testing.node.NodeTestUtils$ledger$2.invoke(NodeTestUtils.kt:39)
at net.corda.testing.node.NodeTestUtils$ledger$2.invoke(NodeTestUtils.kt)
at net.corda.testing.internal.InternalTestUtilsKt$withTestSerializationEnvIfNotSet$1.invoke(InternalTestUtils.kt:231)
at net.corda.testing.internal.InternalTestUtilsKt$withTestSerializationEnvIfNotSet$1.invoke(InternalTestUtils.kt)
at net.corda.testing.common.internal.CommonSerializationTestHelpersKt.asContextEnv(CommonSerializationTestHelpers.kt:11)
at net.corda.testing.internal.InternalSerializationTestHelpersKt.asTestContextEnv(InternalSerializationTestHelpers.kt:33)
at net.corda.testing.internal.InternalSerializationTestHelpersKt.asTestContextEnv$default(InternalSerializationTestHelpers.kt:31)
at net.corda.testing.internal.InternalTestUtilsKt.withTestSerializationEnvIfNotSet(InternalTestUtils.kt:231)
at net.corda.testing.node.NodeTestUtils.ledger(NodeTestUtils.kt:36)
at net.corda.testing.node.NodeTestUtils.transaction(NodeTestUtils.kt:53)
at net.corda.testing.node.NodeTestUtils.transaction$default(NodeTestUtils.kt:51)
at net.corda.testing.node.NodeTestUtils.transaction(NodeTestUtils.kt)
at com.template.contracts.ContractTests.MetalContractRequiresTheIssuerToBeARequiredSignerInTheTransaction(ContractTests.java:130)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:230)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:58)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.intellij.rt.execution.CommandLineWrapper.main(CommandLineWrapper.java:64)
Caused by: java.lang.ClassNotFoundException: net.corda.core.contracts.CommandData
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at net.corda.core.serialization.internal.AttachmentsClassLoader.loadClass(AttachmentsClassLoader.kt:289)
... 115 more
看起来你的项目结构有问题，因为这是一个核心包的NoClassDefFoundError。
试着关闭该项目，并从最近的项目列表中删除该项目。import Gradle project.