Java 没有可用的类型为“的StoreManager”；“阿彭金”；。
没有可用的“appengine”类型的StoreManager。确保已将相关的DataNucleus存储插件放入类路径中，如果通过JNDI或DataSource定义连接，还需要提供持久性属性“DataNucleus.storeManagerType” 当我试图持久化一个对象时，我收到了上面的错误。有人有什么建议吗 我的POM和jdoconfig如下所示：Java 没有可用的类型为“的StoreManager”；“阿彭金”；。,java,google-app-engine,jdo,datanucleus,Java,Google App Engine,Jdo,Datanucleus,没有可用的“appengine”类型的StoreManager。确保已将相关的DataNucleus存储插件放入类路径中，如果通过JNDI或DataSource定义连接，还需要提供持久性属性“DataNucleus.storeManagerType” 当我试图持久化一个对象时，我收到了上面的错误。有人有什么建议吗 我的POM和jdoconfig如下所示： <?xml version="1.0" encoding="utf-8"?> <jdoconfig xmlns="http:
<?xml version="1.0" encoding="utf-8"?>
<jdoconfig xmlns="http://java.sun.com/xml/ns/jdo/jdoconfig"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/jdo/jdoconfig http://java.sun.com/xml/ns/jdo/jdoconfig_3_0.xsd">
<persistence-manager-factory name="transactions-optional">
<property name="javax.jdo.PersistenceManagerFactoryClass" value="org.datanucleus.api.jdo.JDOPersistenceManagerFactory" />
<property name="javax.jdo.option.ConnectionURL" value="appengine"/>
<property name="javax.jdo.option.NontransactionalRead" value="true"/>
<property name="javax.jdo.option.NontransactionalWrite" value="true"/>
<property name="javax.jdo.option.RetainValues" value="true"/>
<property name="datanucleus.appengine.autoCreateDatastoreTxns" value="true"/>
<property name="datanucleus.appengine.singletonPMFForName" value="true"/>
</persistence-manager-factory>
</jdoconfig>
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<groupId>entprog</groupId>
<artifactId>bookapi</artifactId>
<properties>
<appengine.app.version>1</appengine.app.version>
<appengine.target.version>1.9.17</appengine.target.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!-- Compile/runtime dependencies -->
<dependency>
<groupId>com.google.appengine</groupId>
<artifactId>appengine-api-1.0-sdk</artifactId>
<version>${appengine.target.version}</version>
</dependency>
<dependency>
<groupId>org.glassfish.jersey.containers</groupId>
<!-- if your container implements Servlet API older than 3.0, use "jersey-container-servlet-core" -->
<artifactId>jersey-container-servlet-core</artifactId>
<version>2.2</version>
</dependency>
<dependency>
<groupId>javax.jdo</groupId>
<artifactId>jdo-api</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-api-jdo</artifactId>
<version>4.0.4</version>
</dependency>
<dependency>
<groupId>org.datanucleus</groupId>
<artifactId>datanucleus-core</artifactId>
<version>4.0.4</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.3.1</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.dataformat</groupId>
<artifactId>jackson-dataformat-xml</artifactId>
<version>2.4.0</version>
</dependency>
<!-- Test Dependencies -->
<dependency>
<groupId>com.google.appengine</groupId>
<artifactId>appengine-testing</artifactId>
<version>${appengine.target.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.google.appengine</groupId>
<artifactId>appengine-api-stubs</artifactId>
<version>${appengine.target.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<version>2.5.1</version>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.3</version>
<configuration>
<archiveClasses>true</archiveClasses>
<webResources>
<!-- in order to interpolate version from pom into appengine-web.xml -->
<resource>
<directory>${basedir}/src/main/webapp/WEB-INF</directory>
<filtering>true</filtering>
<targetPath>WEB-INF</targetPath>
</resource>
</webResources>
</configuration>
</plugin>
<plugin>
<groupId>com.google.appengine</groupId>
<artifactId>appengine-maven-plugin</artifactId>
<version>${appengine.target.version}</version>
</plugin>
</plugins>
</build>
</project>
4.0.0
战争
0.0.1-快照
entprog
bookapi
1.
1.9.17
UTF-8
com.google.appengine
appengine-api-1.0-sdk
${appengine.target.version}
org.glassfish.jersey.containers
jersey容器servlet核心
2.2
javax.jdo
jdoapi
3.0.1
org.datanucleus
datanucleus api jdo
4.0.4
org.datanucleus
数据核核心
4.0.4
com.google.code.gson
格森
2.3.1
com.fasterxml.jackson.dataformat
jackson数据格式xml
2.4.0
com.google.appengine
阿彭金试验
${appengine.target.version}
测试
com.google.appengine
appengine api存根
${appengine.target.version}
测试
org.apache.maven.plugins
2.5.1
maven编译器插件
1.6
1.6
org.apache.maven.plugins
maven战争插件
2.3
真的
${basedir}/src/main/webapp/WEB-INF
真的
WEB-INF
com.google.appengine
appengine maven插件
${appengine.target.version}