gatk-3.8/java/lib/edu/mit/broad/sam/BAMFileConstants.java

34 lines
1.0 KiB
Java

/*
* The Broad Institute
* SOFTWARE COPYRIGHT NOTICE AGREEMENT
* This software and its documentation are copyright 2009 by the
* Broad Institute/Massachusetts Institute of Technology. All rights are reserved.
*
* This software is supplied without any warranty or guaranteed support whatsoever. Neither
* the Broad Institute nor MIT can be responsible for its use, misuse, or functionality.
*/
package edu.mit.broad.sam;
class BAMFileConstants {
/**
* The beginning of a BAMRecord is a fixed-size block of 8 int32s
*/
static final int FIXED_BLOCK_SIZE = 8 * 4;
/**
* Sanity check -- we never expect BAMRecords to be as big as this.
*/
static final int MAXIMUM_RECORD_LENGTH = 1024 * 1024;
/**
* BAM file magic number. This is what is present in the gunzipped version of the file,
* which never exists on disk.
*/
static final byte[] BAM_MAGIC = "BAM\1".getBytes();
/**
* BAM index file magic number.
*/
static final byte[] BAM_INDEX_MAGIC = "BAI\1".getBytes();
}