/* Copyright (c) 2013-2014 Boundless and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Distribution License v1.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/org/documents/edl-v10.html
*
* Contributors:
* Victor Olaya (Boundless) - initial implementation
*/
package org.locationtech.geogig.cli.porcelain;
import java.io.IOException;
import java.util.List;
import jline.console.ConsoleReader;
import org.locationtech.geogig.api.GeoGIG;
import org.locationtech.geogig.api.ObjectId;
import org.locationtech.geogig.api.Ref;
import org.locationtech.geogig.api.RevTag;
import org.locationtech.geogig.api.plumbing.RevParse;
import org.locationtech.geogig.api.porcelain.TagCreateOp;
import org.locationtech.geogig.api.porcelain.TagListOp;
import org.locationtech.geogig.api.porcelain.TagRemoveOp;
import org.locationtech.geogig.cli.AbstractCommand;
import org.locationtech.geogig.cli.CLICommand;
import org.locationtech.geogig.cli.GeogigCLI;
import org.locationtech.geogig.cli.annotation.StagingDatabaseReadOnly;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.Parameters;
import com.google.common.base.Optional;
import com.google.common.base.Throwables;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
/**
* Creates or deletes tags Usage:
* <ul>
* <li> {@code geogig commit <tagname> [tag_commit] [-d] [-m <msg>]}
* </ul>
*
* @see TagOp
*/
@StagingDatabaseReadOnly
@Parameters(commandNames = "tag", commandDescription = "creates/deletes tags")
public class Tag extends AbstractCommand implements CLICommand {
@Parameter(names = "-m", description = "Tag message")
private String message;
@Parameter(names = "-d", description = "Delete tag")
private boolean delete;
@Parameter(description = "<tag_name> [tag_commit]")
private List<String> nameAndCommit = Lists.newArrayList();
/**
* Executes the commit command using the provided options.
*/
@Override
public void runInternal(GeogigCLI cli) throws IOException {
checkParameter((message != null && !message.trim().isEmpty()) || nameAndCommit.isEmpty()
|| delete, "No tag message provided");
checkParameter(nameAndCommit.size() < 2 || (nameAndCommit.size() == 2 && !delete),
"Too many parameters provided");
if (nameAndCommit.isEmpty()) {
// looks like an attempt to create a tag with a message but forgot the tag name
checkParameter(message == null, "A tag name must be provided");
listTags(cli);
return;
}
String name = nameAndCommit.get(0);
String commit = nameAndCommit.size() > 1 ? nameAndCommit.get(1) : Ref.HEAD;
ConsoleReader console = cli.getConsole();
final GeoGIG geogig = cli.getGeogig();
if (delete) {
geogig.command(TagRemoveOp.class).setName(name).call();
console.println("Deleted tag " + name);
} else {
Optional<ObjectId> commitId = geogig.command(RevParse.class).setRefSpec(commit).call();
checkParameter(commitId.isPresent(), "Wrong reference: " + commit);
RevTag tag = geogig.command(TagCreateOp.class).setName(name).setMessage(message)
.setCommitId(commitId.get()).call();
console.println("Created tag " + name + " -> " + tag.getCommitId());
}
}
private void listTags(GeogigCLI cli) {
GeoGIG geogig = cli.getGeogig();
ImmutableList<RevTag> tags = geogig.command(TagListOp.class).call();
for (RevTag tag : tags) {
try {
cli.getConsole().println(tag.getName());
} catch (IOException e) {
throw Throwables.propagate(e);
}
}
}
}