org.eclipse.jgit.transport.PreUploadHookChain Maven / Gradle / Ivy
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package org.eclipse.jgit.transport;
import java.util.Collection;
import java.util.List;
import org.eclipse.jgit.lib.ObjectId;
/**
* {@link PreUploadHook} that delegates to a list of other hooks.
*
* Hooks are run in the order passed to the constructor. If running a method on
* one hook throws an exception, execution of remaining hook methods is aborted.
*/
public class PreUploadHookChain implements PreUploadHook {
private final PreUploadHook[] hooks;
private final int count;
/**
* Create a new hook chaining the given hooks together.
*
* @param hooks
* hooks to execute, in order.
* @return a new hook chain of the given hooks.
*/
public static PreUploadHook newChain(List hooks) {
PreUploadHook[] newHooks = new PreUploadHook[hooks.size()];
int i = 0;
for (PreUploadHook hook : hooks)
if (hook != PreUploadHook.NULL)
newHooks[i++] = hook;
if (i == 0)
return PreUploadHook.NULL;
else if (i == 1)
return newHooks[0];
else
return new PreUploadHookChain(newHooks, i);
}
public void onBeginNegotiateRound(UploadPack up,
Collection wants, int cntOffered)
throws ServiceMayNotContinueException {
for (int i = 0; i < count; i++)
hooks[i].onBeginNegotiateRound(up, wants, cntOffered);
}
public void onEndNegotiateRound(UploadPack up,
Collection wants, int cntCommon,
int cntNotFound, boolean ready)
throws ServiceMayNotContinueException {
for (int i = 0; i < count; i++)
hooks[i].onEndNegotiateRound(up, wants, cntCommon, cntNotFound, ready);
}
public void onSendPack(UploadPack up,
Collection wants,
Collection haves)
throws ServiceMayNotContinueException {
for (int i = 0; i < count; i++)
hooks[i].onSendPack(up, wants, haves);
}
private PreUploadHookChain(PreUploadHook[] hooks, int count) {
this.hooks = hooks;
this.count = count;
}
}