PageCreationArgs (Apache Derby V10.14 Internals)

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java.lang.Object
- org.apache.derby.impl.store.raw.data.PageCreationArgs

```
class PageCreationArgs
extends java.lang.Object
```
This class holds information that is passed to CachedPage.createPage() and used when a page object (either a StoredPage or an AllocPage) is created.

Field Summary

Fields
Modifier and Type	Field	Description
`(package private) int`	`containerInfoSize`	Size of the container information stored in the `AllocPage`.
`(package private) int`	`formatId`	Tells which type of page to create.
`(package private) int`	`minimumRecordSize`	Minimum space to reserve for record portion length of row.
`(package private) int`	`pageSize`	The size of the page in bytes.
`(package private) int`	`spareSpace`	% of page to keep free for updates.
`(package private) int`	`syncFlag`	Tells whether writes to this page should be synced.

Constructor Summary

Constructors
Constructor	Description
`PageCreationArgs(int formatId, int syncFlag, int pageSize, int spareSpace, int minimumRecordSize, int containerInfoSize)`

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

- Field Detail
  - formatId
```
final int formatId
```
    Tells which type of page to create. Either StoredPage.FORMAT_NUMBER or AllocPage.FORMAT_NUMBER.
  - syncFlag
```
final int syncFlag
```
    Tells whether writes to this page should be synced. Should be CachedPage.WRITE_SYNC or CachedPage.WRITE_NO_SYNC, or 0 if the page is in a temporary container.
  - pageSize
```
final int pageSize
```
    The size of the page in bytes.
  - spareSpace
```
final int spareSpace
```
    % of page to keep free for updates. Not used for AllocPage.
  - minimumRecordSize
```
final int minimumRecordSize
```
    Minimum space to reserve for record portion length of row.
  - containerInfoSize
```
final int containerInfoSize
```
    Size of the container information stored in the AllocPage.
- Constructor Detail
  - PageCreationArgs
```
PageCreationArgs(int formatId,
                 int syncFlag,
                 int pageSize,
                 int spareSpace,
                 int minimumRecordSize,
                 int containerInfoSize)
```

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Built on Wed 2018-05-16 16:01:03+0000, from revision ???

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Apache Derby V10.14 Internals - Copyright © 2004,2018 The Apache Software Foundation. All Rights Reserved.