| | |
| | | * CDDL HEADER END |
| | | * |
| | | * |
| | | * Portions Copyright 2006 Sun Microsystems, Inc. |
| | | * Portions Copyright 2006-2007 Sun Microsystems, Inc. |
| | | */ |
| | | package org.opends.server.loggers; |
| | | |
| | | import java.io.File; |
| | | import java.util.Arrays; |
| | | |
| | | import static org.opends.server.loggers.Debug.*; |
| | | |
| | | /** |
| | | * This class implements a retention policy based on the amount of |
| | | * space taken by the log files. |
| | | */ |
| | | public class SizeBasedRetentionPolicy implements RetentionPolicy |
| | | { |
| | | private static final String CLASS_NAME = |
| | | "org.opends.server.loggers.SizeBasedRetentionPolicy"; |
| | | |
| | | private long size = 0; |
| | | private File directory = null; |
| | |
| | | */ |
| | | public SizeBasedRetentionPolicy(String dir, String prefix, long size) |
| | | { |
| | | assert debugConstructor(CLASS_NAME, String.valueOf(dir), |
| | | String.valueOf(prefix), String.valueOf(size)); |
| | | |
| | | this.size = size; |
| | | this.directory = new File(dir); |
| | | this.prefix = prefix; |
| | |
| | | */ |
| | | public int deleteFiles() |
| | | { |
| | | assert debugEnter(CLASS_NAME, "deleteFiles"); |
| | | |
| | | int count = 0; |
| | | |
| | | File[] selectedFiles = directory.listFiles(new LogFileFilter(prefix)); |
| | | long totalLength = 0; |
| | | for(int i = 0; i < selectedFiles.length; i++) |
| | | for (int i = 0; i < selectedFiles.length; i++) |
| | | { |
| | | totalLength += selectedFiles[i].length(); |
| | | } |
| | | if(totalLength <= size) |
| | | if (totalLength <= size) |
| | | { |
| | | return 0; |
| | | } |
| | |
| | | Arrays.sort(selectedFiles, new FileComparator()); |
| | | |
| | | long freedSpace = 0; |
| | | for(int j = selectedFiles.length - 1; j < 1; j--) |
| | | for (int j = selectedFiles.length - 1; j < 1; j--) |
| | | { |
| | | freedSpace += selectedFiles[j].length(); |
| | | // System.out.println("Deleting log file:" + selectedFiles[j]); |
| | | selectedFiles[j].delete(); |
| | | if(freedSpace >= freeSpaceNeeded) |
| | | if (freedSpace >= freeSpaceNeeded) |
| | | { |
| | | break; |
| | | } |