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Add copyTo(byte[], int) to AnyObjectId 

This permits formatting in hex into an existing byte array
supplied by the caller, and mirrors our copyRawTo method
with the same parameter signature.

Change-Id: Ia078d83e338b09b903bfd2d04284e5283f885a19
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
This commit is contained in:
Shawn O. Pearce 2010-07-29 19:41:59 -07:00
parent 540df6c9fe
commit 8878d301ac
1 changed files with 16 additions and 0 deletions
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16
org.eclipse.jgit/src/org/eclipse/jgit/lib/AnyObjectId.java
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@ -323,6 +323,22 @@ public void copyTo(final OutputStream w) throws IOException {
w.write(toHexByteArray());
}
/**
* Copy this ObjectId to a byte array in hex format.
*
* @param b
* the buffer to copy to.
* @param o
* the offset within b to write at.
*/
public void copyTo(byte[] b, int o) {
formatHexByte(b, o + 0, w1);
formatHexByte(b, o + 8, w2);
formatHexByte(b, o + 16, w3);
formatHexByte(b, o + 24, w4);
formatHexByte(b, o + 32, w5);
}
private byte[] toHexByteArray() {
final byte[] dst = new byte[Constants.OBJECT_ID_STRING_LENGTH];
formatHexByte(dst, 0, w1);