CustomSubjectBuilder

java.lang.Object
- com.google.common.truth.CustomSubjectBuilder

```
public abstract class CustomSubjectBuilder
extends java.lang.Object
```
In a fluent assertion chain, exposes one or more "custom" that methods, which accept a value under test and return a Subject.
(Note that the "custom" that methods are not defined on CustomSubjectBuilder itself, only on its subtypes, which are the types users actually interact with.)
For more information about the methods in this class, see this FAQ entry.
For people extending Truth

When you write a custom subject, see our doc on extensions. It explains the cases in which CustomSubjectBuilder is necessary.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static interface`	`CustomSubjectBuilder.Factory<CustomSubjectBuilderT extends CustomSubjectBuilder>`	In a fluent assertion chain, the argument to the "custom" overload of `about`, the method that specifies what kind of `Subject` to create.

Field Summary

Fields
Modifier and Type Field Description

private FailureMetadata metadata

Constructor Summary

Constructors
Modifier Constructor Description

protected CustomSubjectBuilder(FailureMetadata metadata)
Constructor for use by subclasses.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected FailureMetadata`	`metadata()`	Returns the `FailureMetadata` instance that `that` methods should pass to `Subject` constructors.

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

- Field Detail
  - metadata
```
private final FailureMetadata metadata
```
- Constructor Detail
  - CustomSubjectBuilder
```
protected CustomSubjectBuilder(FailureMetadata metadata)
```
    Constructor for use by subclasses.
- Method Detail
  - metadata
```
protected final FailureMetadata metadata()
```
    Returns the FailureMetadata instance that that methods should pass to Subject constructors.