# MergedDataBinderMapper Summary:[Ctors](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#pubctors)\|[Methods](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#pubmethods)\|[Protected Methods](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#promethods)\|[Inherited Methods](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#inhmethods)\|[\[Expand All\]](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#) # MergedDataBinderMapper ` public class MergedDataBinderMapper ` ` extends `[Object](http://developer.android.com/reference/java/lang/Object.html)` `` ` |---|--------------------------------------------| | [java.lang.Object](http://developer.android.com/reference/java/lang/Object.html) || | ↳ | android.databinding.MergedDataBinderMapper |
*** ** * ** *** A data binding mapper that merges other mappers. ## Summary | ### Public constructors || |-----------------------------------------------------------------------------------------------------------------------------------------------|---| | ` `[MergedDataBinderMapper](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#MergedDataBinderMapper())`() ` | | ### Public methods || |---------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` `[String](http://developer.android.com/reference/java/lang/String.html) | ` `[convertBrIdToString](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#convertBrIdToString(int))`(int id) ` | | ` `[ViewDataBinding](https://developer.android.com/reference/android/databinding/ViewDataBinding) | ` `[getDataBinder](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#getDataBinder(android.databinding.DataBindingComponent, android.view.View[], int))`(`[DataBindingComponent](https://developer.android.com/reference/android/databinding/DataBindingComponent)` bindingComponent, `[View[]](http://developer.android.com/reference/android/view/View.html)` view, int layoutId) ` | | ` `[ViewDataBinding](https://developer.android.com/reference/android/databinding/ViewDataBinding) | ` `[getDataBinder](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#getDataBinder(android.databinding.DataBindingComponent, android.view.View, int))`(`[DataBindingComponent](https://developer.android.com/reference/android/databinding/DataBindingComponent)` bindingComponent, `[View](http://developer.android.com/reference/android/view/View.html)` view, int layoutId) ` | | ` int` | ` `[getLayoutId](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#getLayoutId(java.lang.String))`(`[String](http://developer.android.com/reference/java/lang/String.html)` tag) ` | | ### Protected methods || |---------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | ` void` | ` `[addMapper](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#addMapper(android.databinding.DataBinderMapper))`(`[DataBinderMapper](https://developer.android.com/reference/android/databinding/DataBinderMapper)` mapper) ` | | ` void` | ` `[addMapper](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#addMapper(java.lang.String))`(`[String](http://developer.android.com/reference/java/lang/String.html)` featureMapper) ` | | ### Inherited methods | |-----------------------|---| | [![](https://developer.android.com/static/assets/images/styles/disclosure_down.png)](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper#)From class` `[java.lang.Object](http://developer.android.com/reference/java/lang/Object.html)` ` |------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------| | ` `[Object](http://developer.android.com/reference/java/lang/Object.html) | ` clone() ` | | ` boolean` | ` equals(`[Object](http://developer.android.com/reference/java/lang/Object.html)` arg0) ` | | ` void` | ` finalize() ` | | ` final `[Class](http://developer.android.com/reference/java/lang/Class.html)`` | ` getClass() ` | | ` int` | ` hashCode() ` | | ` final void` | ` notify() ` | | ` final void` | ` notifyAll() ` | | ` `[String](http://developer.android.com/reference/java/lang/String.html) | ` toString() ` | | ` final void` | ` wait(long arg0, int arg1) ` | | ` final void` | ` wait(long arg0) ` | | ` final void` | ` wait() ` | || ## Public constructors ### MergedDataBinderMapper ``` MergedDataBinderMapper () ```

## Public methods ### convertBrIdToString ``` String convertBrIdToString (int id) ```

| Parameters || |------|--------------| | `id` | `int`
| | Returns || |------------------------------------------------------------------------|--------| | [String](http://developer.android.com/reference/java/lang/String.html) |
| ### getDataBinder ``` ViewDataBinding getDataBinder (DataBindingComponent bindingComponent, View[] view, int layoutId) ```

| Parameters || |--------------------|-------------------------------| | `bindingComponent` | `DataBindingComponent`
| | `view` | `View`
| | `layoutId` | `int`
| | Returns || |------------------------------------------------------------------------------------------------|--------| | [ViewDataBinding](https://developer.android.com/reference/android/databinding/ViewDataBinding) |
| ### getDataBinder ``` ViewDataBinding getDataBinder (DataBindingComponent bindingComponent, View view, int layoutId) ```

| Parameters || |--------------------|-------------------------------| | `bindingComponent` | `DataBindingComponent`
| | `view` | `View`
| | `layoutId` | `int`
| | Returns || |------------------------------------------------------------------------------------------------|--------| | [ViewDataBinding](https://developer.android.com/reference/android/databinding/ViewDataBinding) |
| ### getLayoutId ``` int getLayoutId (String tag) ```

| Parameters || |-------|-----------------| | `tag` | `String`
| | Returns || |-------|--------| | `int` |
| ## Protected methods ### addMapper ``` void addMapper (DataBinderMapper mapper) ```

| Parameters || |----------|---------------------------| | `mapper` | `DataBinderMapper`
| ### addMapper ``` void addMapper (String featureMapper) ```

| Parameters || |-----------------|-----------------| | `featureMapper` | `String`
| - ## Annotations - [Bindable](https://developer.android.com/reference/android/databinding/Bindable) - [BindingAdapter](https://developer.android.com/reference/android/databinding/BindingAdapter) - [BindingConversion](https://developer.android.com/reference/android/databinding/BindingConversion) - [BindingMethod](https://developer.android.com/reference/android/databinding/BindingMethod) - [BindingMethods](https://developer.android.com/reference/android/databinding/BindingMethods) - [InverseBindingAdapter](https://developer.android.com/reference/android/databinding/InverseBindingAdapter) - [InverseBindingMethod](https://developer.android.com/reference/android/databinding/InverseBindingMethod) - [InverseBindingMethods](https://developer.android.com/reference/android/databinding/InverseBindingMethods) - [InverseMethod](https://developer.android.com/reference/android/databinding/InverseMethod) - ## Interfaces - [DataBindingComponent](https://developer.android.com/reference/android/databinding/DataBindingComponent) - [InverseBindingListener](https://developer.android.com/reference/android/databinding/InverseBindingListener) - [Observable](https://developer.android.com/reference/android/databinding/Observable) - [ObservableList](https://developer.android.com/reference/android/databinding/ObservableList) - [ObservableMap](https://developer.android.com/reference/android/databinding/ObservableMap) - ## Classes - [BaseObservable](https://developer.android.com/reference/android/databinding/BaseObservable) - [CallbackRegistry](https://developer.android.com/reference/android/databinding/CallbackRegistry) - [CallbackRegistry.NotifierCallback](https://developer.android.com/reference/android/databinding/CallbackRegistry.NotifierCallback) - [DataBindingUtil](https://developer.android.com/reference/android/databinding/DataBindingUtil) - [ListChangeRegistry](https://developer.android.com/reference/android/databinding/ListChangeRegistry) - [MapChangeRegistry](https://developer.android.com/reference/android/databinding/MapChangeRegistry) - [MergedDataBinderMapper](https://developer.android.com/reference/android/databinding/MergedDataBinderMapper) - [Observable.OnPropertyChangedCallback](https://developer.android.com/reference/android/databinding/Observable.OnPropertyChangedCallback) - [ObservableArrayList](https://developer.android.com/reference/android/databinding/ObservableArrayList) - [ObservableArrayMap](https://developer.android.com/reference/android/databinding/ObservableArrayMap) - [ObservableBoolean](https://developer.android.com/reference/android/databinding/ObservableBoolean) - [ObservableByte](https://developer.android.com/reference/android/databinding/ObservableByte) - [ObservableChar](https://developer.android.com/reference/android/databinding/ObservableChar) - [ObservableDouble](https://developer.android.com/reference/android/databinding/ObservableDouble) - [ObservableField](https://developer.android.com/reference/android/databinding/ObservableField) - [ObservableFloat](https://developer.android.com/reference/android/databinding/ObservableFloat) - [ObservableInt](https://developer.android.com/reference/android/databinding/ObservableInt) - [ObservableList.OnListChangedCallback](https://developer.android.com/reference/android/databinding/ObservableList.OnListChangedCallback) - [ObservableLong](https://developer.android.com/reference/android/databinding/ObservableLong) - [ObservableMap.OnMapChangedCallback](https://developer.android.com/reference/android/databinding/ObservableMap.OnMapChangedCallback) - [ObservableParcelable](https://developer.android.com/reference/android/databinding/ObservableParcelable) - [ObservableShort](https://developer.android.com/reference/android/databinding/ObservableShort) - [OnRebindCallback](https://developer.android.com/reference/android/databinding/OnRebindCallback) - [PropertyChangeRegistry](https://developer.android.com/reference/android/databinding/PropertyChangeRegistry) - [ViewDataBinding](https://developer.android.com/reference/android/databinding/ViewDataBinding) - [ViewStubProxy](https://developer.android.com/reference/android/databinding/ViewStubProxy)