A C G I P R S U W

A

AssociationTable - Class in co.cask.cdap.examples.wordcount

AssociationTable(DatasetSpecification, Table) - Constructor for class co.cask.cdap.examples.wordcount.AssociationTable

C

co.cask.cdap.examples.wordcount - package co.cask.cdap.examples.wordcount

This package contains the WordCount sample Application that counts words and tracks the associations between words.

configure() - Method in class co.cask.cdap.examples.wordcount.RetrieveCounts

configure() - Method in class co.cask.cdap.examples.wordcount.WordCount

configure() - Method in class co.cask.cdap.examples.wordcount.WordCounter

Counter - Class in co.cask.cdap.examples.wordcount

Counter Flowlet.

Counter(String) - Constructor for class co.cask.cdap.examples.wordcount.Counter

G

getAssoc(String, String) - Method in class co.cask.cdap.examples.wordcount.AssociationTable

Returns how many times two words occured together.

getAssoc(HttpServiceRequest, HttpServiceResponder, String, String) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

Returns the count of associations for a specific word pair.

getCount(HttpServiceRequest, HttpServiceResponder, String, Integer) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

Returns the count for a specific word and its word associations, up to the specified limit or a pre-set limit of ten if not specified.

getCounts(HttpServiceRequest, HttpServiceResponder) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

Returns the counts for all words in the input.

getMultiCounts(HttpServiceRequest, HttpServiceResponder) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

Returns the counts for all words in the input.

getStats(HttpServiceRequest, HttpServiceResponder) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

Returns total number of words, the number of unique words, and the average word length.

getStream() - Method in class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

getUniqueCountTable() - Method in class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

getWordAssocTable() - Method in class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

getWordCountTable() - Method in class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

getWordStatsTable() - Method in class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

I

initialize(FlowletContext) - Method in class co.cask.cdap.examples.wordcount.Counter

initialize(HttpServiceContext) - Method in class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

initialize(FlowletContext) - Method in class co.cask.cdap.examples.wordcount.UniqueCounter

initialize(FlowletContext) - Method in class co.cask.cdap.examples.wordcount.WordAssociator

initialize(FlowletContext) - Method in class co.cask.cdap.examples.wordcount.WordSplitter

P

process(String) - Method in class co.cask.cdap.examples.wordcount.Counter

process(String) - Method in class co.cask.cdap.examples.wordcount.UniqueCounter

process(Set<String>) - Method in class co.cask.cdap.examples.wordcount.WordAssociator

process(StreamEvent) - Method in class co.cask.cdap.examples.wordcount.WordSplitter

R

readUniqueCount() - Method in class co.cask.cdap.examples.wordcount.UniqueCountTable

Returns the current unique count.

readWordAssocs(String, int) - Method in class co.cask.cdap.examples.wordcount.AssociationTable

Returns the top words associated with the specified word and the number of times the words have appeared together.

RetrieveCounts - Class in co.cask.cdap.examples.wordcount

A Service to retrieve statistics, word counts and associations.

RetrieveCounts(WordCount.WordCountConfig) - Constructor for class co.cask.cdap.examples.wordcount.RetrieveCounts

RetrieveCountsHandler - Class in co.cask.cdap.examples.wordcount

Retrieve Counts service handler.

RetrieveCountsHandler(WordCount.WordCountConfig) - Constructor for class co.cask.cdap.examples.wordcount.RetrieveCountsHandler

S

SERVICE_NAME - Static variable in class co.cask.cdap.examples.wordcount.RetrieveCounts

U

UniqueCounter - Class in co.cask.cdap.examples.wordcount

Flowlet that updates unique count of words.

UniqueCounter(String) - Constructor for class co.cask.cdap.examples.wordcount.UniqueCounter

UniqueCountTable - Class in co.cask.cdap.examples.wordcount

Counts the number of unique entries seen given any number of entries.

UniqueCountTable(DatasetSpecification, Table, Table) - Constructor for class co.cask.cdap.examples.wordcount.UniqueCountTable

updateUniqueCount(String) - Method in class co.cask.cdap.examples.wordcount.UniqueCountTable

Adds the specified entry to the Table and augments the specified tuple with a special field that will be used in the downstream Flowlet that this tuple is sent to.

W

WordAssociator - Class in co.cask.cdap.examples.wordcount

Word associator Flowlet.

WordAssociator(String) - Constructor for class co.cask.cdap.examples.wordcount.WordAssociator

WordCount - Class in co.cask.cdap.examples.wordcount

Word count sample Application.

WordCount() - Constructor for class co.cask.cdap.examples.wordcount.WordCount

WordCount.WordCountConfig - Class in co.cask.cdap.examples.wordcount

Word Count Application's configuration class.

WordCount.WordCountConfig() - Constructor for class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

Set default values for the configuration variables.

WordCount.WordCountConfig(String, String, String, String, String) - Constructor for class co.cask.cdap.examples.wordcount.WordCount.WordCountConfig

Used only for unit testing.

WordCounter - Class in co.cask.cdap.examples.wordcount

Flow that takes any arbitrary string of input and performs word statistics.

WordCounter(WordCount.WordCountConfig) - Constructor for class co.cask.cdap.examples.wordcount.WordCounter

WordSplitter - Class in co.cask.cdap.examples.wordcount

Word splitter Flowlet.

WordSplitter(String) - Constructor for class co.cask.cdap.examples.wordcount.WordSplitter

writeWordAssocs(Set<String>) - Method in class co.cask.cdap.examples.wordcount.AssociationTable

Stores associations between the specified set of words.

A C G I P R S U W