本文整理汇总了Java中org.apache.flink.api.java.aggregation.Aggregations.getFactory方法的典型用法代码示例。如果您正苦于以下问题：Java Aggregations.getFactory方法的具体用法？Java Aggregations.getFactory怎么用？Java Aggregations.getFactory使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.flink.api.java.aggregation.Aggregations的用法示例。
在下文中一共展示了Aggregations.getFactory方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: ScalaAggregateOperator
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
/**
* Non grouped aggregation.
*/
public ScalaAggregateOperator(org.apache.flink.api.java.DataSet<IN> input, Aggregations function, int field) {
super(Preconditions.checkNotNull(input), input.getType());
Preconditions.checkNotNull(function);
if (!input.getType().isTupleType()) {
throw new InvalidProgramException("Aggregating on field positions is only possible on tuple data types.");
}
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) input.getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
// this is the first aggregation operator after a regular data set (non grouped aggregation)
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
this.grouping = null;
}
示例2: and
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
public ScalaAggregateOperator<IN> and(Aggregations function, int field) {
Preconditions.checkNotNull(function);
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
return this;
}
示例3: AggregateOperator
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
/**
* Non grouped aggregation.
*/
public AggregateOperator(DataSet<IN> input, Aggregations function, int field, String aggregateLocationName) {
super(Preconditions.checkNotNull(input), input.getType());
Preconditions.checkNotNull(function);
this.aggregateLocationName = aggregateLocationName;
if (!input.getType().isTupleType()) {
throw new InvalidProgramException("Aggregating on field positions is only possible on tuple data types.");
}
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) input.getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
// this is the first aggregation operator after a regular data set (non grouped aggregation)
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
this.grouping = null;
}
示例4: and
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
public AggregateOperator<IN> and(Aggregations function, int field) {
Preconditions.checkNotNull(function);
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
return this;
}
示例5: ScalaAggregateOperator
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
/**
* <p>
* Non grouped aggregation
*/
public ScalaAggregateOperator(org.apache.flink.api.java.DataSet<IN> input, Aggregations function, int field) {
super(Validate.notNull(input), input.getType());
Validate.notNull(function);
if (!input.getType().isTupleType()) {
throw new InvalidProgramException("Aggregating on field positions is only possible on tuple data types.");
}
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) input.getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
// this is the first aggregation operator after a regular data set (non grouped aggregation)
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
this.grouping = null;
}
示例6: AggregateOperator
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
/**
* <p>
* Non grouped aggregation
*/
public AggregateOperator(DataSet<IN> input, Aggregations function, int field) {
super(Validate.notNull(input), input.getType());
Validate.notNull(function);
if (!input.getType().isTupleType()) {
throw new InvalidProgramException("Aggregating on field positions is only possible on tuple data types.");
}
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) input.getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
// this is the first aggregation operator after a regular data set (non grouped aggregation)
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
this.grouping = null;
}
示例7: and
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
public ScalaAggregateOperator<IN> and(Aggregations function, int field) {
Validate.notNull(function);
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
return this;
}
示例8: and
import org.apache.flink.api.java.aggregation.Aggregations; //导入方法依赖的package包/类
public AggregateOperator<IN> and(Aggregations function, int field) {
Validate.notNull(function);
TupleTypeInfoBase<?> inType = (TupleTypeInfoBase<?>) getType();
if (field < 0 || field >= inType.getArity()) {
throw new IllegalArgumentException("Aggregation field position is out of range.");
}
AggregationFunctionFactory factory = function.getFactory();
AggregationFunction<?> aggFunct = factory.createAggregationFunction(inType.getTypeAt(field).getTypeClass());
this.aggregationFunctions.add(aggFunct);
this.fields.add(field);
return this;
}