我正在使用neo4j grails插件进行嵌入式模式。我收到文件锁异常。确保没有其他进程正在使用此文件。我试图给超级用户权限文件使用chmod但它没有用。那我怎么解决呢？
异常堆栈如下 - ＆gt;
>> 1154 | tryLock in java.nio.channels.FileChannel
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
| 113 | tryLock in org.neo4j.kernel.impl.nioneo.store.StoreFileChannel
| 35 | wrapFileChannelLock in org.neo4j.kernel.impl.nioneo.store.FileLock
| 93 | getOsSpecificFileLock in ''
| 92 | tryLock . in org.neo4j.kernel.DefaultFileSystemAbstraction
| 74 | checkLock in org.neo4j.kernel.StoreLocker
| 44 | start . . in org.neo4j.kernel.StoreLockerLifecycleAdapter
| 507 | start in org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance
| 115 | start . . in org.neo4j.kernel.lifecycle.LifeSupport
| 328 | run in org.neo4j.kernel.InternalAbstractGraphDatabase
| 56 | <init> . in org.neo4j.kernel.EmbeddedGraphDatabase
| 90 | newDatabase in org.neo4j.graphdb.factory.GraphDatabaseFactory$1
| 199 | newGraphDatabase in org.neo4j.graphdb.factory.GraphDatabaseBuilder
| 70 | newEmbeddedDatabase in org.neo4j.graphdb.factory.GraphDatabaseFactory
| 53 | create . in org.neo4j.jdbc.internal.embedded.EmbeddedDatabases$Type$3
| 91 | createDatabase in org.neo4j.jdbc.internal.embedded.EmbeddedDatabases
| 109 | createExecutor in ''
| 146 | createExecutor in org.neo4j.jdbc.Driver
| 131 | createExecutor in org.neo4j.jdbc.internal.Neo4jConnection
| 79 | <init> in ''
| 65 | doCreate in org.neo4j.jdbc.internal.Connections$4
| 80 | create in org.neo4j.jdbc.internal.Connections
| 42 | connect . in org.neo4j.jdbc.Driver
| 74 | execute in org.grails.datastore.gorm.neo4j.engine.JdbcCypherEngine
| 80 | setupIndexing in org.grails.datastore.gorm.neo4j.Neo4jDatastore
| 67 | afterPropertiesSet in ''
| 50 | getObject in org.grails.datastore.gorm.neo4j.bean.factory.Neo4jDatastoreFactoryBean
| 262 | run in java.util.concurrent.FutureTask
| 1145 | runWorker in java.util.concurrent.ThreadPoolExecutor
| 615 | run in java.util.concurrent.ThreadPoolExecutor$Worker
^ 745 | run . . . in java.lang.Thread
My Data Source is
dataSource {
pooled = true
driverClassName = "org.neo4j.jdbc.Driver"
// use impermanent graph db, this requires an additional dependency in BuildConfig.groovy:
// runtime(group:"org.neo4j", name:"neo4j-kernel", version:neo4jVerison, classifier:"tests")
url = "jdbc:neo4j:file:/home/alok/Documents/db5"
// uncomment for embedded usage
//url = "jdbc:neo4j:instance:test"
// use remote database
//url = "jdbc:neo4j://localhost:7474/"
// disabling autoCommit is crucial!
properties = [
defaultAutoCommit: false
]
// username = "sa"
// password = ""
}
构建配置
grails.servlet.version = "3.0" // Change depending on target container compliance (2.5 or 3.0)
grails.project.class.dir = "target/classes"
grails.project.test.class.dir = "target/test-classes"
grails.project.test.reports.dir = "target/test-reports"
grails.project.work.dir = "target/work"
grails.project.target.level = 1.6
grails.project.source.level = 1.6
//grails.project.war.file = "target/${appName}-${appVersion}.war"
grails.server.port.http = 6768
grails.project.fork = [
// configure settings for compilation JVM, note that if you alter the Groovy version forked compilation is required
// compile: [maxMemory: 256, minMemory: 64, debug: false, maxPerm: 256, daemon:true],
// configure settings for the test-app JVM, uses the daemon by default
test: [maxMemory: 768, minMemory: 64, debug: false, maxPerm: 256, daemon:true],
// configure settings for the run-app JVM
run: [maxMemory: 768, minMemory: 64, debug: false, maxPerm: 256, forkReserve:false],
// configure settings for the run-war JVM
war: [maxMemory: 768, minMemory: 64, debug: false, maxPerm: 256, forkReserve:false],
// configure settings for the Console UI JVM
console: [maxMemory: 768, minMemory: 64, debug: false, maxPerm: 256]
]
grails.project.dependency.resolver = "maven" // or ivy
grails.project.dependency.resolution = {
// inherit Grails' default dependencies
inherits("global") {
// specify dependency exclusions here; for example, uncomment this to disable ehcache:
// excludes 'ehcache'
}
log "error" // log level of Ivy resolver, either 'error', 'warn', 'info', 'debug' or 'verbose'
checksums true // Whether to verify checksums on resolve
legacyResolve false // whether to do a secondary resolve on plugin installation, not advised and here for backwards compatibility
repositories {
inherits true // Whether to inherit repository definitions from plugins
grailsPlugins()
grailsHome()
mavenLocal()
grailsCentral()
mavenCentral()
// uncomment these (or add new ones) to enable remote dependency resolution from public Maven repositories
//mavenRepo "http://repository.codehaus.org"
//mavenRepo "http://download.java.net/maven/2/"
//mavenRepo "http://repository.jboss.com/maven2/"
mavenRepo 'http://m2.neo4j.org/content/repositories/releases/'
}
neo4jVerison="2.0.3"
dependencies {
compile("org.neo4j:neo4j-community:$neo4jVerison")
// this is required if DataSource.groovy uses url = "jdbc:neo4j:mem"
//runtime(group:"org.neo4j", name:"neo4j-kernel", version:neo4jVerison, classifier:"tests")
// next four lines are required if you're using embedded/ha *and* you want the webadmin available
//compile(group:"org.neo4j.app", name:"neo4j-server", version:neo4jVerison)
// grails dependencies do not properly support maven classifiers, therefor we'll copy that
// dependency to lib directory
//runtime(group:"org.neo4j.app", name:"neo4j-server", version:neo4jVerison, classifier:"static-web")
//runtime('com.sun.jersey:jersey-server:1.9')
//runtime('com.sun.jersey:jersey-core:1.9')
// add graphviz capabilities
compile(group:"org.neo4j", name:"neo4j-graphviz", version: neo4jVerison)
runtime (group:"org.neo4j", name:"neo4j-shell", version: neo4jVerison)
// uncomment following line if type=rest is used in DataSource.groovy
//runtime "org.neo4j:neo4j-rest-graphdb:1.9"
test "org.spockframework:spock-grails-support:0.7-groovy-2.0"
// runtime(group:"org.neo4j", name:"neo4j-kernel", version:neo4jVerison, classifier:"tests")
}
plugins {
// plugins for the build system only
build ":tomcat:7.0.55"
compile ":neo4j:2.0.0-M02"
// plugins for the compile step
compile ":scaffolding:2.1.2"
compile ':cache:1.1.7'
compile ":asset-pipeline:1.9.6"
// plugins needed at runtime but not for compilation
//runtime ":hibernate4:4.3.5.5" // or ":hibernate:3.6.10.17"
runtime ":database-migration:1.4.0"
runtime ":jquery:1.11.1"
// Uncomment these to enable additional asset-pipeline capabilities
//compile ":sass-asset-pipeline:1.9.0"
//compile ":less-asset-pipeline:1.10.0"
//compile ":coffee-asset-pipeline:1.8.0"
//compile ":handlebars-asset-pipeline:1.3.0.3"
}
}