Browse Source
This code is not specific to V2 of the protocol, so it doesn't belong there. Move it to its own class. Change-Id: I8084764147d1d0e2bceaaead59b332a8ec1a0825 Signed-off-by: Matthew DeVore <matvore@gmail.com>stable-5.4
Matthew DeVore
6 years ago
3 changed files with 100 additions and 40 deletions
@ -0,0 +1,98 @@
|
||||
/* |
||||
* Copyright (C) 2019, Google LLC. |
||||
* and other copyright owners as documented in the project's IP log. |
||||
* |
||||
* This program and the accompanying materials are made available |
||||
* under the terms of the Eclipse Distribution License v1.0 which |
||||
* accompanies this distribution, is reproduced below, and is |
||||
* available at http://www.eclipse.org/org/documents/edl-v10.php
|
||||
* |
||||
* All rights reserved. |
||||
* |
||||
* Redistribution and use in source and binary forms, with or |
||||
* without modification, are permitted provided that the following |
||||
* conditions are met: |
||||
* |
||||
* - Redistributions of source code must retain the above copyright |
||||
* notice, this list of conditions and the following disclaimer. |
||||
* |
||||
* - Redistributions in binary form must reproduce the above |
||||
* copyright notice, this list of conditions and the following |
||||
* disclaimer in the documentation and/or other materials provided |
||||
* with the distribution. |
||||
* |
||||
* - Neither the name of the Eclipse Foundation, Inc. nor the |
||||
* names of its contributors may be used to endorse or promote |
||||
* products derived from this software without specific prior |
||||
* written permission. |
||||
* |
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
||||
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
||||
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
||||
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
||||
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
||||
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
||||
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||||
*/ |
||||
|
||||
package org.eclipse.jgit.transport; |
||||
|
||||
import java.text.MessageFormat; |
||||
|
||||
import org.eclipse.jgit.errors.PackProtocolException; |
||||
import org.eclipse.jgit.internal.JGitText; |
||||
|
||||
/** |
||||
* Utility code for dealing with filter lines. |
||||
*/ |
||||
final class FilterSpec { |
||||
|
||||
private FilterSpec() {} |
||||
|
||||
/* |
||||
* Process the content of "filter" line from the protocol. It has a shape |
||||
* like "blob:none" or "blob:limit=N", with limit a positive number. |
||||
* |
||||
* @param filterLine |
||||
* the content of the "filter" line in the protocol |
||||
* @return N, the limit, defaulting to 0 if "none" |
||||
* @throws PackProtocolException |
||||
* invalid filter because due to unrecognized format or |
||||
* negative/non-numeric filter. |
||||
*/ |
||||
static long parseFilterLine(String filterLine) |
||||
throws PackProtocolException { |
||||
long blobLimit = -1; |
||||
|
||||
if (filterLine.equals("blob:none")) { //$NON-NLS-1$
|
||||
blobLimit = 0; |
||||
} else if (filterLine.startsWith("blob:limit=")) { //$NON-NLS-1$
|
||||
try { |
||||
blobLimit = Long |
||||
.parseLong(filterLine.substring("blob:limit=".length())); //$NON-NLS-1$
|
||||
} catch (NumberFormatException e) { |
||||
throw new PackProtocolException(MessageFormat |
||||
.format(JGitText.get().invalidFilter, filterLine)); |
||||
} |
||||
} |
||||
/* |
||||
* We must have (1) either "blob:none" or "blob:limit=" set (because we |
||||
* only support blob size limits for now), and (2) if the latter, then |
||||
* it must be nonnegative. Throw if (1) or (2) is not met. |
||||
*/ |
||||
if (blobLimit < 0) { |
||||
throw new PackProtocolException( |
||||
MessageFormat.format( |
||||
JGitText.get().invalidFilter, filterLine)); |
||||
} |
||||
|
||||
return blobLimit; |
||||
} |
||||
|
||||
} |
Loading…
Reference in new issue