IOSpecification (Activiti :: Engine 7.2.3 API)

java.lang.Object
- org.activiti.engine.impl.bpmn.data.IOSpecification

```
public class IOSpecification
extends Object
```
Implementation of the BPMN 2.0 'ioSpecification'

Field Summary

Fields
Modifier and Type	Field	Description
`protected List<DataRef>`	`dataInputRefs`
`protected List<Data>`	`dataInputs`
`protected List<DataRef>`	`dataOutputRefs`
`protected List<Data>`	`dataOutputs`

Constructor Summary

Constructors
Constructor Description

IOSpecification()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addInput(Data data)`
`void`	`addInputRef(DataRef dataRef)`
`void`	`addOutput(Data data)`
`void`	`addOutputRef(DataRef dataRef)`
`List<Data>`	`getDataInputs()`
`List<Data>`	`getDataOutputs()`
`String`	`getFirstDataInputName()`
`String`	`getFirstDataOutputName()`
`void`	`initialize(DelegateExecution execution)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

dataInputs
```
protected List<Data> dataInputs
```

dataOutputs
```
protected List<Data> dataOutputs
```

dataInputRefs
```
protected List<DataRef> dataInputRefs
```

dataOutputRefs
```
protected List<DataRef> dataOutputRefs
```

Constructor Detail
- IOSpecification
```
public IOSpecification()
```

Method Detail

initialize

public void initialize(DelegateExecution execution)

getDataInputs
```
public List<Data> getDataInputs()
```

getDataOutputs
```
public List<Data> getDataOutputs()
```

addInput
```
public void addInput(Data data)
```

addOutput
```
public void addOutput(Data data)
```

addInputRef

public void addInputRef(DataRef dataRef)

addOutputRef

public void addOutputRef(DataRef dataRef)

getFirstDataInputName
```
public String getFirstDataInputName()
```

getFirstDataOutputName

public String getFirstDataOutputName()