PreconditionMessage (Alluxio Parent 2.9.4-SNAPSHOT API)

java.lang.Object
- java.lang.Enum<PreconditionMessage>
- - alluxio.exception.PreconditionMessage

All Implemented Interfaces:

Serializable, Comparable<PreconditionMessage>
```
@ThreadSafe
public enum PreconditionMessage
extends Enum<PreconditionMessage>
```
Precondition messages used across Alluxio. Note: To minimize merge conflicts, please sort alphabetically in this section.

Enum Constant Summary

Enum Constants
Enum Constant and Description
`BLOCK_WRITE_LOCATION_POLICY_UNSPECIFIED`
`EMPTY_FILE_INFO_LIST_FOR_PERMISSION_CHECK`
`ERR_BUFFER_STATE`
`ERR_READ_BUFFER_NULL`
`ERR_SEEK_NEGATIVE`
`ERR_SEEK_PAST_END_OF_FILE`
`ERR_WRITE_BUFFER_NULL`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`String`	`toString()`
`static PreconditionMessage`	`valueOf(String name)` Returns the enum constant of this type with the specified name.
`static PreconditionMessage[]`	`values()` Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum
clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, valueOf

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

- Enum Constant Detail
  - EMPTY_FILE_INFO_LIST_FOR_PERMISSION_CHECK
```
public static final PreconditionMessage EMPTY_FILE_INFO_LIST_FOR_PERMISSION_CHECK
```
  - ERR_BUFFER_STATE
```
public static final PreconditionMessage ERR_BUFFER_STATE
```
  - ERR_READ_BUFFER_NULL
```
public static final PreconditionMessage ERR_READ_BUFFER_NULL
```
  - ERR_SEEK_NEGATIVE
```
public static final PreconditionMessage ERR_SEEK_NEGATIVE
```
  - ERR_SEEK_PAST_END_OF_FILE
```
public static final PreconditionMessage ERR_SEEK_PAST_END_OF_FILE
```
  - ERR_WRITE_BUFFER_NULL
```
public static final PreconditionMessage ERR_WRITE_BUFFER_NULL
```
  - BLOCK_WRITE_LOCATION_POLICY_UNSPECIFIED
```
public static final PreconditionMessage BLOCK_WRITE_LOCATION_POLICY_UNSPECIFIED
```
- Method Detail
  - values
```
public static PreconditionMessage[] values()
```
    Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:
```
for (PreconditionMessage c : PreconditionMessage.values())
    System.out.println(c);
```
    Returns:
    
    an array containing the constants of this enum type, in the order they are declared
  - valueOf
```
public static PreconditionMessage valueOf(String name)
```
    Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
    
    Parameters:
    
    name - the name of the enum constant to be returned.
    
    Returns:
    
    the enum constant with the specified name
    
    Throws:
    
    IllegalArgumentException - if this enum type has no constant with the specified name
    
    NullPointerException - if the argument is null
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Enum<PreconditionMessage>

Enum PreconditionMessage

Enum Constant Summary

Method Summary

Methods inherited from class java.lang.Enum

Methods inherited from class java.lang.Object

Enum Constant Detail

EMPTY_FILE_INFO_LIST_FOR_PERMISSION_CHECK

ERR_BUFFER_STATE

ERR_READ_BUFFER_NULL

ERR_SEEK_NEGATIVE

ERR_SEEK_PAST_END_OF_FILE

ERR_WRITE_BUFFER_NULL

BLOCK_WRITE_LOCATION_POLICY_UNSPECIFIED

Method Detail

values

valueOf

toString