77 lines
2.3 KiB
Java
77 lines
2.3 KiB
Java
// Copyright (C) 2012 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package gerrit;
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import com.google.gerrit.reviewdb.client.Patch;
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import com.google.gerrit.server.patch.PatchList;
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import com.google.gerrit.server.patch.PatchListEntry;
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import com.google.gerrit.server.rules.StoredValues;
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import com.googlecode.prolog_cafe.exceptions.PrologException;
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import com.googlecode.prolog_cafe.lang.IntegerTerm;
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import com.googlecode.prolog_cafe.lang.Operation;
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import com.googlecode.prolog_cafe.lang.Predicate;
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import com.googlecode.prolog_cafe.lang.Prolog;
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import com.googlecode.prolog_cafe.lang.Term;
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import java.util.List;
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/**
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* Exports basic commit statistics.
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*
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* <pre>
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* 'commit_stats'(-Files, -Insertions, -Deletions)
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* </pre>
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*/
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public class PRED_commit_stats_3 extends Predicate.P3 {
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public PRED_commit_stats_3(Term a1, Term a2, Term a3, Operation n) {
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arg1 = a1;
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arg2 = a2;
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arg3 = a3;
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cont = n;
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}
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@Override
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public Operation exec(Prolog engine) throws PrologException {
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engine.setB0();
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Term a1 = arg1.dereference();
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Term a2 = arg2.dereference();
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Term a3 = arg3.dereference();
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PatchList pl = StoredValues.PATCH_LIST.get(engine);
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// Account for magic files
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if (!a1.unify(
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new IntegerTerm(pl.getPatches().size() - countMagicFiles(pl.getPatches())), engine.trail)) {
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return engine.fail();
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}
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if (!a2.unify(new IntegerTerm(pl.getInsertions()), engine.trail)) {
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return engine.fail();
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}
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if (!a3.unify(new IntegerTerm(pl.getDeletions()), engine.trail)) {
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return engine.fail();
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}
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return cont;
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}
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private int countMagicFiles(List<PatchListEntry> entries) {
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int count = 0;
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for (PatchListEntry e : entries) {
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if (Patch.isMagic(e.getNewName())) {
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count++;
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}
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}
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return count;
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}
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}
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