AbstractCommandStream (Maven Surefire Common 2.19.1 API)

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java.lang.Object
- java.io.InputStream
- - org.apache.maven.plugin.surefire.booterclient.lazytestprovider.AbstractForkInputStream
  - - org.apache.maven.plugin.surefire.booterclient.lazytestprovider.AbstractCommandStream

All Implemented Interfaces:

Closeable, AutoCloseable, NotifiableTestStream

Direct Known Subclasses:

TestLessInputStream, TestProvidingInputStream
```
public abstract class AbstractCommandStream
extends AbstractForkInputStream
```
Reader stream sends commands to forked jvm std-input-stream.

Since:

2.19

Author:

Tibor Digana (tibor17)

See Also:
Command

Constructor Summary

Constructors
Constructor and Description

AbstractCommandStream()

Method Summary

Methods
Modifier and Type	Method and Description
`protected void`	`beforeNextCommand()` Possibly waiting for next command (see `nextCommand()`) unless the stream is atomically closed (see `isClosed()` returns `true`) before this method has returned.
`protected abstract boolean`	`canContinue()` Unnecessarily opposite to `isClosed()` however may respect `last command` and `isClosed()`.
`protected MasterProcessCommand`	`getLastCommand()`
`protected void`	`invalidateInternalBuffer()` Returns quietly and immediately.
`protected abstract boolean`	`isClosed()`
`protected abstract Command`	`nextCommand()`
`int`	`read()` Used by single thread in StreamFeeder class.

Methods inherited from class org.apache.maven.plugin.surefire.booterclient.lazytestprovider.AbstractForkInputStream
setFlushReceiverProvider, tryFlush

Methods inherited from class java.io.InputStream
available, close, mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.maven.plugin.surefire.booterclient.lazytestprovider.NotifiableTestStream
noop, provideNewTest, shutdown, skipSinceNextTest

- Constructor Detail
  - AbstractCommandStream
```
public AbstractCommandStream()
```
- Method Detail
  - isClosed
```
protected abstract boolean isClosed()
```
  - canContinue
```
protected abstract boolean canContinue()
```
    Unnecessarily opposite to isClosed() however may respect last command and isClosed().
  - beforeNextCommand
```
protected void beforeNextCommand()
                          throws IOException
```
    Possibly waiting for next command (see nextCommand()) unless the stream is atomically closed (see isClosed() returns true) before this method has returned.
    
    Throws:
    
    IOException
  - nextCommand
```
protected abstract Command nextCommand()
```
  - invalidateInternalBuffer
```
protected final void invalidateInternalBuffer()
```
    Returns quietly and immediately.
  - getLastCommand
```
protected final MasterProcessCommand getLastCommand()
```
  - read
```
public int read()
         throws IOException
```
    Used by single thread in StreamFeeder class.
    
    Specified by:
    
    read in class InputStream
    
    Returns:
    
    Throws:
    
    IOException

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