Remove jgit dependency

changelog/@unreleased/pr-798.v2.yml

@@ -0,0 +1,5 @@
+type: improvement
+improvement:
+  description: Remove JGit dependency
+  links:
+  - https://github.com/palantir/gradle-baseline/pull/798

gradle-baseline-java/build.gradle

@@ -15,7 +15,6 @@ dependencies {
     compile 'net.ltgt.gradle:gradle-errorprone-plugin'
     compile 'org.apache.maven.shared:maven-dependency-analyzer'
     compile 'org.github.ngbinh.scalastyle:gradle-scalastyle-plugin_2.11'
-    implementation 'org.eclipse.jgit:org.eclipse.jgit'
 
     testCompile gradleTestKit()
     testCompile 'com.github.stefanbirkner:system-rules'

gradle-baseline-java/src/main/groovy/com/palantir/baseline/plugins/BaselineIdea.groovy

@@ -16,13 +16,12 @@
 
 package com.palantir.baseline.plugins
 
+import com.palantir.baseline.util.GitUtils
 import groovy.transform.CompileStatic
 import groovy.xml.XmlUtil
 import java.nio.file.Files
 import java.nio.file.Path
 import java.nio.file.Paths
-import org.eclipse.jgit.api.Git
-import org.eclipse.jgit.transport.URIish
 import org.gradle.api.Action
 import org.gradle.api.Project
 import org.gradle.api.Task
@@ -241,7 +240,7 @@ class BaselineIdea extends AbstractBaselinePlugin {
     }
 
     private void addGitHubIssueNavigation(node) {
-        maybeGitHubUri().ifPresent { githubUri ->
+        GitUtils.maybeGitHubUri().ifPresent { githubUri ->
             node.append(new XmlParser().parseText("""
              <component name="IssueNavigationConfiguration">
                <option name="links">
@@ -257,29 +256,6 @@ class BaselineIdea extends AbstractBaselinePlugin {
         }
     }
 
-    private Optional<String> maybeGitHubUri() {
-        try {
-            Git git = Git.open(project.projectDir);
-            return git.remoteList().call().stream()
-                    .flatMap { remoteConfig -> remoteConfig.getURIs().stream() }
-                    .map { uri -> gitHubProjectFromRemote(uri) }
-                    .filter { uri -> uri.contains("github") }
-                    .findFirst()
-        } catch (Exception e) {
-            project.logger.info("Failed to detect Git remotes", e)
-            return Optional.empty()
-        }
-    }
-
-    /**
-     * Naiive conversion from ssh git remote to a Github project uri
-     */
-    static String gitHubProjectFromRemote(URIish uri) {
-        def path = uri.path.endsWith('.git') ? uri.path.substring(0, uri.path.length() - 4) : uri.path
-        path = path.startsWith('/') ? path.substring(1) : path
-        return "https://${uri.host}/${path}"
-    }
-
     /**
      * Configure the default working directory of RunManager configurations to be the module directory.
      */

gradle-baseline-java/src/main/groovy/com/palantir/baseline/util/GitUtils.java

@@ -0,0 +1,43 @@
+/*
+ * (c) Copyright 2019 Palantir Technologies Inc. All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.palantir.baseline.util;
+
+import java.io.File;
+import java.util.Optional;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.gradle.util.GFileUtils;
+
+public final class GitUtils {
+    private static final Pattern GIT_ORIGIN = Pattern.compile("url = git@([^:]+):([^.]+).git");
+
+
+    public static Optional<String> maybeGitHubUri() {
+        try {
+            String gitConfigContents = GFileUtils.readFile(new File(".git/config'"));
+            Matcher matcher = GIT_ORIGIN.matcher(gitConfigContents);
+            if (!matcher.find()) {
+                return Optional.of(String.format("https://%s/%s", matcher.group(1), matcher.group(2)));
+            }
+            return Optional.empty();
+        } catch (Exception e) {
+            return Optional.empty();
+        }
+    }
+
+    private GitUtils() { }
+}

gradle-baseline-java/src/test/groovy/com/palantir/baseline/BaselineIdeaTest.groovy

@@ -17,7 +17,6 @@
 package com.palantir.baseline
 
 import com.palantir.baseline.plugins.BaselineIdea
-import org.eclipse.jgit.transport.URIish
 import org.gradle.api.Project
 import org.gradle.testfixtures.ProjectBuilder
 import spock.lang.Specification
@@ -37,17 +36,4 @@ class BaselineIdeaTest extends Specification {
         expect:
         project.plugins.hasPlugin(BaselineIdea.class)
     }
-
-    def testGitHubUriExtraction(String remoteUri, String projectUri) {
-        expect:
-        assert BaselineIdea.gitHubProjectFromRemote(new URIish(remoteUri)) == projectUri
-
-        where:
-        remoteUri | projectUri
-        "[email protected]:palantir/gradle-baseline.git" | "https://github.com/palantir/gradle-baseline"
-        "[email protected]:palantir/gradle-baseline.git" | "https://github.my.company/palantir/gradle-baseline"
-        "https://github.com/palantir/gradle-baseline.git" | "https://github.com/palantir/gradle-baseline"
-        "https://github.my.company/palantir/gradle-baseline.git" | "https://github.my.company/palantir/gradle-baseline"
-    }
-
 }

versions.props

@@ -12,7 +12,6 @@ org.apache.maven.shared:maven-dependency-analyzer = 1.11.1
 org.github.ngbinh.scalastyle:gradle-scalastyle-plugin_2.11 = 1.0.1
 org.inferred:freebuilder = 1.14.6
 org.slf4j:slf4j-api = 1.7.25
-org.eclipse.jgit:org.eclipse.jgit = 5.3.2.201906051522-r
 
 # test deps
 com.netflix.nebula:nebula-test = 7.3.0