LeveldbInfoStorage (EC Monitor Client 1.7.2 API)

java.lang.Object
- eventcenter.monitor.client.leveldb.LeveldbInfoStorage

所有已实现的接口:

InfoStorage
```
public class LeveldbInfoStorage
extends Object
implements InfoStorage
```
使用了LevelDB存储监控数据 Created by liumingjian on 16/2/15.

字段概要

字段
限定符和类型	字段和说明
`protected org.iq80.leveldb.DB`	`db`
`protected eventcenter.api.utils.IdWorker`	`idWorker`
`protected org.apache.log4j.Logger`	`logger`
`protected ReentrantLock`	`readLock`

构造器概要

构造器
构造器和说明

LeveldbInfoStorage()

构造器
构造器和说明
`LeveldbInfoStorage()`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`protected void`	`assertDbOpen()`
`void`	`close()`
`protected org.iq80.leveldb.Options`	`createOptions()`
`protected String`	`generateEventInfoKey(String key)`
`protected String`	`generateKey(String prefix, String key)` 生成存储在leveldb中的key，他会加载一个前缀
`Integer`	`getBatchDeleteSize()`
`Integer`	`getBlockRestartInterval()`
`Integer`	`getBlockSize()`
`Long`	`getCacheSize()`
`File`	`getDirPath()`
`Integer`	`getMaxOpenFiles()`
`String`	`getName()`
`Boolean`	`getParanoidChecks()`
`Boolean`	`getUseSnappyCompression()`
`Boolean`	`getVerifyChecksums()`
`Integer`	`getWriteBufferSize()`
`void`	`open()`
`MonitorEventInfo`	`popEventInfo()`
`List<MonitorEventInfo>`	`popEventInfos(int maxSize)`
`void`	`pushEventInfo(MonitorEventInfo info)`
`void`	`pushEventInfos(List<MonitorEventInfo> infos)`
`NodeInfo`	`queryNodeInfo()`
`void`	`saveNodeInfo(NodeInfo nodeInfo)`
`void`	`setBatchDeleteSize(Integer batchDeleteSize)`
`void`	`setBlockRestartInterval(Integer blockRestartInterval)`
`void`	`setBlockSize(Integer blockSize)`
`void`	`setCacheSize(Long cacheSize)`
`void`	`setDirPath(File dirPath)`
`void`	`setMaxOpenFiles(Integer maxOpenFiles)`
`void`	`setName(String name)`
`void`	`setParanoidChecks(Boolean paranoidChecks)`
`void`	`setUseSnappyCompression(Boolean useSnappyCompression)`
`void`	`setVerifyChecksums(Boolean verifyChecksums)`
`void`	`setWriteBufferSize(Integer writeBufferSize)`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

db
```
protected org.iq80.leveldb.DB db
```

logger

protected final org.apache.log4j.Logger logger

idWorker

protected eventcenter.api.utils.IdWorker idWorker

readLock
```
protected final ReentrantLock readLock
```

构造器详细资料
- LeveldbInfoStorage
```
public LeveldbInfoStorage()
```

方法详细资料

getName
```
public String getName()
```

setName
```
public void setName(String name)
```

getDirPath
```
public File getDirPath()
```

setDirPath
```
public void setDirPath(File dirPath)
```

getBlockRestartInterval

public Integer getBlockRestartInterval()

setBlockRestartInterval

public void setBlockRestartInterval(Integer blockRestartInterval)

getBlockSize
```
public Integer getBlockSize()
```

setBlockSize

public void setBlockSize(Integer blockSize)

getCacheSize
```
public Long getCacheSize()
```

setCacheSize

public void setCacheSize(Long cacheSize)

getUseSnappyCompression

public Boolean getUseSnappyCompression()

setUseSnappyCompression

public void setUseSnappyCompression(Boolean useSnappyCompression)

getMaxOpenFiles
```
public Integer getMaxOpenFiles()
```

setMaxOpenFiles

public void setMaxOpenFiles(Integer maxOpenFiles)

getParanoidChecks
```
public Boolean getParanoidChecks()
```

setParanoidChecks

public void setParanoidChecks(Boolean paranoidChecks)

getVerifyChecksums
```
public Boolean getVerifyChecksums()
```

setVerifyChecksums

public void setVerifyChecksums(Boolean verifyChecksums)

getWriteBufferSize
```
public Integer getWriteBufferSize()
```

setWriteBufferSize

public void setWriteBufferSize(Integer writeBufferSize)

getBatchDeleteSize
```
public Integer getBatchDeleteSize()
```

setBatchDeleteSize

public void setBatchDeleteSize(Integer batchDeleteSize)

createOptions

protected org.iq80.leveldb.Options createOptions()

open
```
public void open()
          throws Exception
```
指定者:

open 在接口中 InfoStorage

抛出:

Exception

close
```
public void close()
           throws Exception
```
指定者:

close 在接口中 InfoStorage

抛出:

Exception

assertDbOpen
```
protected void assertDbOpen()
```

pushEventInfos
```
public void pushEventInfos(List<MonitorEventInfo> infos)
```
指定者:

pushEventInfos 在接口中 InfoStorage

pushEventInfo
```
public void pushEventInfo(MonitorEventInfo info)
```
指定者:

pushEventInfo 在接口中 InfoStorage

popEventInfos

public List<MonitorEventInfo> popEventInfos(int maxSize)

指定者:: popEventInfos 在接口中 InfoStorage

popEventInfo
```
public MonitorEventInfo popEventInfo()
```
指定者:

popEventInfo 在接口中 InfoStorage

saveNodeInfo
```
public void saveNodeInfo(NodeInfo nodeInfo)
```
指定者:

saveNodeInfo 在接口中 InfoStorage

queryNodeInfo
```
public NodeInfo queryNodeInfo()
```
指定者:

queryNodeInfo 在接口中 InfoStorage

generateKey

protected String generateKey(String prefix,
                             String key)

生成存储在leveldb中的key，他会加载一个前缀

参数:: key -
返回:

generateEventInfoKey

protected String generateEventInfoKey(String key)

类 LeveldbInfoStorage

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

字段详细资料

db

logger

idWorker

readLock

构造器详细资料

LeveldbInfoStorage

方法详细资料

getName

setName

getDirPath

setDirPath

getBlockRestartInterval

setBlockRestartInterval

getBlockSize

setBlockSize

getCacheSize

setCacheSize

getUseSnappyCompression

setUseSnappyCompression

getMaxOpenFiles

setMaxOpenFiles

getParanoidChecks

setParanoidChecks

getVerifyChecksums

setVerifyChecksums

getWriteBufferSize

setWriteBufferSize

getBatchDeleteSize

setBatchDeleteSize

createOptions

open

close

assertDbOpen

pushEventInfos

pushEventInfo

popEventInfos

popEventInfo

saveNodeInfo

queryNodeInfo

generateKey

generateEventInfoKey