org.springframework.cloud.dataflow.completion

Class PipeIntoOtherAppsExpansionStrategy

java.lang.Object

org.springframework.cloud.dataflow.completion.PipeIntoOtherAppsExpansionStrategy

All Implemented Interfaces:

ExpansionStrategy

public class PipeIntoOtherAppsExpansionStrategy
extends Object
implements ExpansionStrategy

Continues a well-formed stream definition by adding a pipe symbol and another app, provided that the stream definition hasn't reached its end yet.

Author:

Eric Bottard, Mark Fisher

Constructor Summary

Constructors

Constructor and Description
PipeIntoOtherAppsExpansionStrategy(AppRegistryService appRegistry, StreamDefinitionService streamDefinitionService)

Method Summary

Modifier and Type

Method and Description

boolean

addProposals(String text, StreamDefinition streamDefinition, int detailLevel, List<CompletionProposal> collector) For a given stream DSL text and StreamDefinition, Generate CompletionProposals that apply (if any) and add them to the provided collector list Return true if no other strategies should be applied for the stream DSL text (this strategy make take the liberty to erase already collected proposals)

Methods inherited from class java.lang.Object

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

Constructor Detail

PipeIntoOtherAppsExpansionStrategy

public PipeIntoOtherAppsExpansionStrategy(AppRegistryService appRegistry,
                                          StreamDefinitionService streamDefinitionService)

Method Detail

addProposals

public boolean addProposals(String text,
                            StreamDefinition streamDefinition,
                            int detailLevel,
                            List<CompletionProposal> collector)

Description copied from interface: ExpansionStrategy

For a given stream DSL text and StreamDefinition,

• Generate CompletionProposals that apply (if any) and add them to the provided collector list
• Return true if no other strategies should be applied for the stream DSL text (this strategy make take the liberty to erase already collected proposals)

Specified by:

addProposals in interface ExpansionStrategy

Parameters:

text - DSL text for the stream

streamDefinition - stream definition

detailLevel - integer representing the amount of detail to include in the generated CompletionProposals (higher values mean more details. typical range is [1..5])

collector - list of CompletionProposals to add/remove from if this strategy applies

Returns:

true if no other strategies should be applied for the stream DSL text