org.apache.gravitino.rel

Class TableChange.After

java.lang.Object

org.apache.gravitino.rel.TableChange.After

All Implemented Interfaces:

TableChange.ColumnPosition

Enclosing interface:

TableChange

public static final class TableChange.After
extends java.lang.Object
implements TableChange.ColumnPosition

Column position AFTER means the specified column should be put after the given `column`. Note that, the specified column may be a nested field, and then the given `column` refers to a field in the same struct.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o) Compares this After instance with another object for equality.
java.lang.String	getColumn() Retrieves the name of the reference column after which the specified column will be placed.
int	hashCode() Generates a hash code for this After instance.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.gravitino.rel.TableChange.ColumnPosition

after, defaultPos, first

Method Detail

getColumn

public java.lang.String getColumn()

Retrieves the name of the reference column after which the specified column will be placed.

Returns:

The name of the reference column.

equals

public boolean equals(java.lang.Object o)

Compares this After instance with another object for equality. Two instances are considered equal if they refer to the same column name.

Overrides:

equals in class java.lang.Object

Parameters:

o - The object to compare with this instance.

Returns:

true if the given object refers to the same column; false otherwise.

hashCode

public int hashCode()

Generates a hash code for this After instance. The hash code is based on the column name.

Overrides:

hashCode in class java.lang.Object

Returns:

A hash code value for this column positioning operation.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object