Diagnosticable
D_B2IController
public class D_BTreeController extends DiagnosticableGeneric
diag_object
Constructor | Description |
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D_BTreeController() |
Modifier and Type | Method | Description |
---|---|---|
java.lang.String |
diag() |
Default implementation of diagnostic on the object.
|
private static void |
diag_level(OpenBTree open_btree,
ControlRow control_row,
java.util.Properties prop,
LevelInfo[] level_info) |
|
private static java.lang.String |
diag_onelevel(java.util.Properties prop,
LevelInfo li) |
|
private static void |
diag_page(OpenBTree open_btree,
ControlRow control_row,
java.util.Properties prop,
LevelInfo[] level_info) |
|
private static java.lang.String |
diag_tabulate(java.util.Properties prop,
LevelInfo[] level_info) |
|
void |
init(java.lang.Object obj) |
|
private static java.lang.String |
olddiag_tabulate(java.util.Properties prop,
LevelInfo[] level_info) |
|
private static java.lang.String |
out_summary(java.lang.String hdr,
long value,
double ratio,
java.lang.String ratio_desc) |
diag_detail
private static void diag_page(OpenBTree open_btree, ControlRow control_row, java.util.Properties prop, LevelInfo[] level_info) throws StandardException
StandardException
private static void diag_level(OpenBTree open_btree, ControlRow control_row, java.util.Properties prop, LevelInfo[] level_info) throws StandardException
StandardException
private static java.lang.String out_summary(java.lang.String hdr, long value, double ratio, java.lang.String ratio_desc)
private static java.lang.String diag_onelevel(java.util.Properties prop, LevelInfo li)
private static java.lang.String diag_tabulate(java.util.Properties prop, LevelInfo[] level_info)
private static java.lang.String olddiag_tabulate(java.util.Properties prop, LevelInfo[] level_info)
public void init(java.lang.Object obj)
init
in interface Diagnosticable
init
in class DiagnosticableGeneric
public java.lang.String diag() throws StandardException
This routine returns a string with whatever diagnostic information you would like to provide about this object.
This routine returns a summary table of information about pages in each level of the btree. It tells the height of the tree, the average free and reserved bytes per level, and the page size.
diag
in interface Diagnosticable
diag
in class DiagnosticableGeneric
StandardException
- Standard Derby exception policyApache Derby V10.14 Internals - Copyright © 2004,2018 The Apache Software Foundation. All Rights Reserved.