com.asakusafw.runtime.stage.launcher

Class LauncherOptionsParser

java.lang.Object

com.asakusafw.runtime.stage.launcher.LauncherOptionsParser

public final class LauncherOptionsParser
extends Object

Converts application arguments into LauncherOptions.

Since:

0.7.0

Field Summary

Fields

Modifier and Type	Field and Description
static String	KEY_CACHE_ENABLED The configuration key of whether library cache mechanism is enabled or not.
static String	KEY_CACHE_JOBJAR The configuration key of whether cached job jar is enabled or not.
static String	KEY_CACHE_REPOSITORY The configuration key of remote cache repository path.
static String	KEY_CACHE_RETRY_COUNT The configuration key of max number of cache building retry attempt.
static String	KEY_CACHE_RETRY_INTERVAL The configuration key of interval long of cache building retry attempt.
static String	KEY_CACHE_TEMPORARY The configuration key of local temporary directory for cache building.
static String	KEY_MAX_THREADS The configuration key of max thread number for cache building.

Method Summary

Modifier and Type	Method and Description
static LauncherOptions	parse(org.apache.hadoop.conf.Configuration configuration, String... args) Analyze application arguments and returns LauncherOptions object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

KEY_CACHE_ENABLED

public static final String KEY_CACHE_ENABLED

The configuration key of whether library cache mechanism is enabled or not.

See Also:

Constant Field Values

KEY_CACHE_REPOSITORY

public static final String KEY_CACHE_REPOSITORY

The configuration key of remote cache repository path.

See Also:

Constant Field Values

KEY_CACHE_RETRY_COUNT

public static final String KEY_CACHE_RETRY_COUNT

The configuration key of max number of cache building retry attempt.

See Also:

Constant Field Values

KEY_CACHE_RETRY_INTERVAL

public static final String KEY_CACHE_RETRY_INTERVAL

The configuration key of interval long of cache building retry attempt.

See Also:

Constant Field Values

KEY_CACHE_TEMPORARY

public static final String KEY_CACHE_TEMPORARY

The configuration key of local temporary directory for cache building.

See Also:

Constant Field Values

KEY_MAX_THREADS

public static final String KEY_MAX_THREADS

The configuration key of max thread number for cache building.

See Also:

Constant Field Values

KEY_CACHE_JOBJAR

public static final String KEY_CACHE_JOBJAR

The configuration key of whether cached job jar is enabled or not.

See Also:

Constant Field Values

Method Detail

parse

public static LauncherOptions parse(org.apache.hadoop.conf.Configuration configuration,
                                    String... args)
                             throws IOException,
                                    InterruptedException

Analyze application arguments and returns LauncherOptions object.

Parameters:

configuration - the Hadoop configuration for the application

args - the launcher arguments

Returns:

the analyzed options

Throws:

IllegalArgumentException - if launch arguments are not valid

IOException - if failed to build launch options by I/O error

InterruptedException - if interrupted while building launch options