com.google.gwt.dev

Class ExternalPermutationWorkerFactory

java.lang.Object

com.google.gwt.dev.PermutationWorkerFactory

com.google.gwt.dev.ExternalPermutationWorkerFactory

public class ExternalPermutationWorkerFactory
extends PermutationWorkerFactory

A PermutationWorkerFactory designed to launch instances of CompilePermsServer. The system property "gwt.jjs.javaCommand" can be used to change the command used to launch the JVM. The system property JVM_ARGS_PROPERTY can be used to override the JVM args passed to the subprocess.

Field Summary

Fields

Modifier and Type	Field and Description
static String	JAVA_COMMAND_PROPERTY A system property that can be used to override the command used to invoke a JVM instance.
static String	JVM_ARGS_PROPERTY A system property that can be used to override the JVM args passed to the subprocess.

Fields inherited from class com.google.gwt.dev.PermutationWorkerFactory

FACTORY_IMPL_PROPERTY, WORKERS_AUTO

Constructor Summary

Constructors

Constructor and Description
ExternalPermutationWorkerFactory()

Method Summary

Modifier and Type	Method and Description
Collection<com.google.gwt.dev.PermutationWorker>	getWorkers(TreeLogger logger, UnifiedAst unifiedAst, int numWorkers) Return some number of PermutationWorkers.
void	init(TreeLogger logger) Initialize the PermutationWorkerFactory.
boolean	isLocal() Indicates if the PermutationWorkers created by the factory consume computational or memory resources on the local system, as opposed to the per-permutation work being performed on a remote system.

Methods inherited from class com.google.gwt.dev.PermutationWorkerFactory

compilePermutations, compilePermutations

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, toString

Field Detail

JAVA_COMMAND_PROPERTY

public static final String JAVA_COMMAND_PROPERTY

A system property that can be used to override the command used to invoke a JVM instance.

See Also:

Constant Field Values

JVM_ARGS_PROPERTY

public static final String JVM_ARGS_PROPERTY

A system property that can be used to override the JVM args passed to the subprocess.

See Also:

Constant Field Values

Constructor Detail

ExternalPermutationWorkerFactory

public ExternalPermutationWorkerFactory()

Method Detail

getWorkers

public Collection<com.google.gwt.dev.PermutationWorker> getWorkers(TreeLogger logger,
                                                                   UnifiedAst unifiedAst,
                                                                   int numWorkers)
                                                            throws UnableToCompleteException

Description copied from class: PermutationWorkerFactory

Return some number of PermutationWorkers.

Specified by:

getWorkers in class PermutationWorkerFactory

unifiedAst - a UnifiedAst

numWorkers - the desired number of workers

Returns:

a collection of PermutationWorkers, the size of which may be less than numWorkers

Throws:

UnableToCompleteException

init

public void init(TreeLogger logger)
          throws UnableToCompleteException

Description copied from class: PermutationWorkerFactory

Initialize the PermutationWorkerFactory.

Specified by:

init in class PermutationWorkerFactory

Throws:

UnableToCompleteException

isLocal

public boolean isLocal()

Description copied from class: PermutationWorkerFactory

Indicates if the PermutationWorkers created by the factory consume computational or memory resources on the local system, as opposed to the per-permutation work being performed on a remote system.

Specified by:

isLocal in class PermutationWorkerFactory