BottomType

java.lang.Object
- org.apache.bcel.generic.Type
- - edu.umd.cs.findbugs.ba.type.BottomType

All Implemented Interfaces:

ExtendedTypes
```
public class BottomType
extends org.apache.bcel.generic.Type
implements ExtendedTypes
```
Special "bottom" type. It is the zero element for the type merge operation.

See Also:

TypeAnalysis, TypeFrame, TypeMerger

Field Summary

Fields
Modifier and Type Field Description

private static long serialVersionUID

private static BottomType theInstance
- Fields inherited from class org.apache.bcel.generic.Type
  BOOLEAN, BYTE, CHAR, CLASS, DOUBLE, FLOAT, INT, LONG, NO_ARGS, NULL, OBJECT, SHORT, signature, STRING, STRINGBUFFER, THROWABLE, type, UNKNOWN, VOID
- Fields inherited from interface edu.umd.cs.findbugs.ba.type.ExtendedTypes
  T_AVAIL_TYPE, T_BOTTOM, T_DOUBLE_EXTRA, T_EXCEPTION, T_LONG_EXTRA, T_NULL, T_TOP

Constructor Summary

Constructors
Modifier Constructor Description

private BottomType()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(java.lang.Object o)`
`int`	`hashCode()`
`static org.apache.bcel.generic.Type`	`instance()`	Get the single instance of the bottom type.

Methods inherited from class org.apache.bcel.generic.Type
getArgumentTypes, getClassName, getMethodSignature, getReturnType, getSignature, getSignature, getSize, getType, getType, getType, getTypes, normalizeForStackOrLocal, toString

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

- Field Detail
  - serialVersionUID
```
private static final long serialVersionUID
```
    See Also:
    
    Constant Field Values
  - theInstance
```
private static final BottomType theInstance
```
- Constructor Detail
  - BottomType
```
private BottomType()
```
- Method Detail
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class org.apache.bcel.generic.Type
  - equals
```
public boolean equals(java.lang.Object o)
```
    Overrides:
    
    equals in class org.apache.bcel.generic.Type
  - instance
```
public static org.apache.bcel.generic.Type instance()
```
    Get the single instance of the bottom type.