GCJournalFile (Jackrabbit Oak 1.69-SNAPSHOT API)

All Known Implementing Classes:

AwsGCJournalFile, AzureGCJournalFile, LocalGCJournalFile
```
public interface GCJournalFile
```
This type abstracts the gc.log file, used to save information about the segment garbage collection. Each record is represented by a single string.

The implementation doesn't need to be thread-safe.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.List<java.lang.String>`	`readLines()`	Return the list of all written records in the same order as they were written.
`void`	`truncate()`	Removes the content of the gc.log
`void`	`writeLine(java.lang.String line)`	Write the new line to the GC journal file.

- Method Detail
  - writeLine
```
void writeLine(java.lang.String line)
        throws java.io.IOException
```
    Write the new line to the GC journal file.
    
    Parameters:
    
    line - the line to write. It should contain neither special characters nor the newline \n.
    
    Throws:
    
    java.io.IOException
  - readLines
```
java.util.List<java.lang.String> readLines()
                                    throws java.io.IOException
```
    Return the list of all written records in the same order as they were written.
    
    Returns:
    
    the list of all written lines
    
    Throws:
    
    java.io.IOException
  - truncate
```
void truncate()
       throws java.io.IOException
```
    Removes the content of the gc.log
    
    Throws:
    
    java.io.IOException