Dissolve gerrit-server top-level directory
Change-Id: I538512dfe0f1bea774c01fdd45fa410a45634011
This commit is contained in:
David Ostrovsky
committed by
Dave Borowitz
Dave Borowitz
parent
472396c797
commit
376a7bbb64
190
java/com/google/gerrit/server/patch/Text.java
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190
java/com/google/gerrit/server/patch/Text.java
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// Copyright (C) 2009 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 com.google.gerrit.server.patch;
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import static java.nio.charset.StandardCharsets.ISO_8859_1;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import java.io.IOException;
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import java.nio.charset.Charset;
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import java.nio.charset.IllegalCharsetNameException;
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import java.nio.charset.UnsupportedCharsetException;
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import java.text.SimpleDateFormat;
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import org.eclipse.jgit.diff.RawText;
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import org.eclipse.jgit.errors.LargeObjectException;
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import org.eclipse.jgit.errors.MissingObjectException;
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import org.eclipse.jgit.lib.AnyObjectId;
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import org.eclipse.jgit.lib.ObjectLoader;
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import org.eclipse.jgit.lib.ObjectReader;
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import org.eclipse.jgit.lib.PersonIdent;
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import org.eclipse.jgit.revwalk.RevCommit;
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import org.eclipse.jgit.revwalk.RevWalk;
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import org.eclipse.jgit.storage.pack.PackConfig;
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import org.eclipse.jgit.util.RawParseUtils;
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import org.mozilla.universalchardet.UniversalDetector;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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public class Text extends RawText {
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private static final Logger log = LoggerFactory.getLogger(Text.class);
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private static final int bigFileThreshold = PackConfig.DEFAULT_BIG_FILE_THRESHOLD;
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public static final byte[] NO_BYTES = {};
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public static final Text EMPTY = new Text(NO_BYTES);
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public static Text forCommit(ObjectReader reader, AnyObjectId commitId) throws IOException {
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try (RevWalk rw = new RevWalk(reader)) {
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RevCommit c;
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if (commitId instanceof RevCommit) {
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c = (RevCommit) commitId;
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} else {
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c = rw.parseCommit(commitId);
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}
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StringBuilder b = new StringBuilder();
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switch (c.getParentCount()) {
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case 0:
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break;
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case 1:
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{
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RevCommit p = c.getParent(0);
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rw.parseBody(p);
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b.append("Parent: ");
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b.append(reader.abbreviate(p, 8).name());
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b.append(" (");
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b.append(p.getShortMessage());
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b.append(")\n");
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break;
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}
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default:
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for (int i = 0; i < c.getParentCount(); i++) {
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RevCommit p = c.getParent(i);
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rw.parseBody(p);
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b.append(i == 0 ? "Merge Of: " : " ");
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b.append(reader.abbreviate(p, 8).name());
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b.append(" (");
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b.append(p.getShortMessage());
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b.append(")\n");
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}
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}
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appendPersonIdent(b, "Author", c.getAuthorIdent());
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appendPersonIdent(b, "Commit", c.getCommitterIdent());
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b.append("\n");
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b.append(c.getFullMessage());
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return new Text(b.toString().getBytes(UTF_8));
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}
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}
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public static Text forMergeList(
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ComparisonType comparisonType, ObjectReader reader, AnyObjectId commitId) throws IOException {
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try (RevWalk rw = new RevWalk(reader)) {
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RevCommit c = rw.parseCommit(commitId);
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StringBuilder b = new StringBuilder();
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switch (c.getParentCount()) {
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case 0:
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break;
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case 1:
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{
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break;
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}
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default:
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int uniterestingParent =
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comparisonType.isAgainstParent() ? comparisonType.getParentNum() : 1;
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b.append("Merge List:\n\n");
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for (RevCommit commit : MergeListBuilder.build(rw, c, uniterestingParent)) {
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b.append("* ");
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b.append(reader.abbreviate(commit, 8).name());
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b.append(" ");
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b.append(commit.getShortMessage());
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b.append("\n");
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}
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}
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return new Text(b.toString().getBytes(UTF_8));
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}
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}
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private static void appendPersonIdent(StringBuilder b, String field, PersonIdent person) {
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if (person != null) {
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b.append(field).append(": ");
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if (person.getName() != null) {
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b.append(" ");
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b.append(person.getName());
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}
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if (person.getEmailAddress() != null) {
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b.append(" <");
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b.append(person.getEmailAddress());
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b.append(">");
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}
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b.append("\n");
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss ZZZ");
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sdf.setTimeZone(person.getTimeZone());
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b.append(field).append("Date: ");
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b.append(sdf.format(person.getWhen()));
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b.append("\n");
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}
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}
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public static byte[] asByteArray(ObjectLoader ldr)
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throws MissingObjectException, LargeObjectException, IOException {
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return ldr.getCachedBytes(bigFileThreshold);
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}
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private static Charset charset(byte[] content, String encoding) {
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if (encoding == null) {
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UniversalDetector d = new UniversalDetector(null);
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d.handleData(content, 0, content.length);
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d.dataEnd();
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encoding = d.getDetectedCharset();
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}
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if (encoding == null) {
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return ISO_8859_1;
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}
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try {
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return Charset.forName(encoding);
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} catch (IllegalCharsetNameException err) {
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log.error("Invalid detected charset name '" + encoding + "': " + err);
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return ISO_8859_1;
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} catch (UnsupportedCharsetException err) {
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log.error("Detected charset '" + encoding + "' not supported: " + err);
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return ISO_8859_1;
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}
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}
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private Charset charset;
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public Text(byte[] r) {
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super(r);
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}
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public Text(ObjectLoader ldr) throws MissingObjectException, LargeObjectException, IOException {
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this(asByteArray(ldr));
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}
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public byte[] getContent() {
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return content;
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}
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@Override
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protected String decode(int s, int e) {
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if (charset == null) {
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charset = charset(content, null);
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}
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return RawParseUtils.decode(charset, content, s, e);
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}
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}
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