类的使用
org.apache.flink.api.java.ExecutionEnvironment

使用ExecutionEnvironment的程序包

程序包	说明
org.apache.flink.api.java
org.apache.flink.api.java.io
org.apache.flink.api.java.operators

org.apache.flink.api.java中ExecutionEnvironment的使用

org.apache.flink.api.java中ExecutionEnvironment的子类

限定符和类型	类和说明
class	CollectionEnvironment Version of ExecutionEnvironment that allows serial, local, collection-based executions of Flink programs.
class	LocalEnvironment An ExecutionEnvironment that runs the program locally, multi-threaded, in the JVM where the environment is instantiated.
class	RemoteEnvironment An ExecutionEnvironment that sends programs to a cluster for execution.

声明为ExecutionEnvironment的org.apache.flink.api.java中的字段

限定符和类型	字段和说明
protected ExecutionEnvironment	DataSet.context

返回ExecutionEnvironment的org.apache.flink.api.java中的方法

限定符和类型	方法和说明
ExecutionEnvironment	ExecutionEnvironmentFactory.createExecutionEnvironment() Creates an ExecutionEnvironment from this factory.
static ExecutionEnvironment	ExecutionEnvironment.createLocalEnvironmentWithWebUI(org.apache.flink.configuration.Configuration conf) Creates a LocalEnvironment for local program execution that also starts the web monitoring UI.
static ExecutionEnvironment	ExecutionEnvironment.createRemoteEnvironment(String host, int port, org.apache.flink.configuration.Configuration clientConfiguration, String... jarFiles) Creates a RemoteEnvironment.
static ExecutionEnvironment	ExecutionEnvironment.createRemoteEnvironment(String host, int port, int parallelism, String... jarFiles) Creates a RemoteEnvironment.
static ExecutionEnvironment	ExecutionEnvironment.createRemoteEnvironment(String host, int port, String... jarFiles) Creates a RemoteEnvironment.
static ExecutionEnvironment	ExecutionEnvironment.getExecutionEnvironment() Creates an execution environment that represents the context in which the program is currently executed.
ExecutionEnvironment	DataSet.getExecutionEnvironment() Returns the ExecutionEnvironment in which this DataSet is registered.

参数类型为ExecutionEnvironment的org.apache.flink.api.java中的构造器

构造器和说明
DataSet(ExecutionEnvironment context, org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo)

org.apache.flink.api.java.io中ExecutionEnvironment的使用

参数类型为ExecutionEnvironment的org.apache.flink.api.java.io中的构造器

构造器和说明
CsvReader(org.apache.flink.core.fs.Path filePath, ExecutionEnvironment executionContext)
CsvReader(String filePath, ExecutionEnvironment executionContext)

org.apache.flink.api.java.operators中ExecutionEnvironment的使用

参数类型为ExecutionEnvironment的org.apache.flink.api.java.operators中的构造器

构造器和说明
DataSource(ExecutionEnvironment context, org.apache.flink.api.common.io.InputFormat<OUT,?> inputFormat, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> type, String dataSourceLocationName) Creates a new data source.
DeltaIteration(ExecutionEnvironment context, org.apache.flink.api.common.typeinfo.TypeInformation<ST> type, DataSet<ST> solutionSet, DataSet<WT> workset, org.apache.flink.api.common.operators.Keys<ST> keys, int maxIterations)
IterativeDataSet(ExecutionEnvironment context, org.apache.flink.api.common.typeinfo.TypeInformation<T> type, DataSet<T> input, int maxIterations)
Operator(ExecutionEnvironment context, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> resultType)