#99 - Polishing.

Avoid CGlib subclasses for configuration classes. Move ExecutorService to top-level config. Use lazy HTTP client creation to speed up test bootstrap.

release-tools/src/main/java/org/springframework/data/release/build/BuildConfiguration.java

@@ -30,10 +30,10 @@ import org.xmlbeam.config.DefaultXMLFactoriesConfig.NamespacePhilosophy;
 
 /**
  * Spring configuration for build related components.
- * 
+ *
  * @author Oliver Gierke
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 class BuildConfiguration {
 
 	@Bean

release-tools/src/main/java/org/springframework/data/release/build/BuildExecutor.java

@@ -18,19 +18,14 @@ package org.springframework.data.release.build;
 import lombok.NonNull;
 
 import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
-import java.util.concurrent.Callable;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Future;
-import java.util.concurrent.TimeUnit;
 import java.util.function.BiFunction;
 import java.util.function.Supplier;
 import java.util.stream.Collector;
@@ -66,12 +61,7 @@ class BuildExecutor {
 
 		this.buildSystems = buildSystems;
 		this.mavenProperties = mavenProperties;
-
-		if (this.mavenProperties.isParallelize()) {
-			this.executor = buildExecutor;
-		} else {
-			this.executor = ImmediateExecutorService.INSTANCE;
-		}
+		this.executor = buildExecutor;
 	}
 
 	@PreDestroy
@@ -270,82 +260,4 @@ class BuildExecutor {
 		}
 	}
 
-	enum ImmediateExecutorService implements ExecutorService {
-		INSTANCE;
-
-		@Override
-		public void shutdown() {
-
-		}
-
-		@Override
-		public List<Runnable> shutdownNow() {
-			return Collections.emptyList();
-		}
-
-		@Override
-		public boolean isShutdown() {
-			return false;
-		}
-
-		@Override
-		public boolean isTerminated() {
-			return false;
-		}
-
-		@Override
-		public boolean awaitTermination(long timeout, TimeUnit unit) {
-			return false;
-		}
-
-		@Override
-		public <T> Future<T> submit(Callable<T> task) {
-			try {
-				return CompletableFuture.completedFuture(task.call());
-			} catch (Exception e) {
-				CompletableFuture<T> f = new CompletableFuture<>();
-				f.completeExceptionally(e);
-				return f;
-			}
-		}
-
-		@Override
-		public <T> Future<T> submit(Runnable task, T result) {
-			return submit(() -> {
-				task.run();
-				return result;
-			});
-		}
-
-		@Override
-		public Future<?> submit(Runnable task) {
-			return submit(task, null);
-		}
-
-		@Override
-		public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) {
-			throw new UnsupportedOperationException();
-		}
-
-		@Override
-		public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) {
-			throw new UnsupportedOperationException();
-		}
-
-		@Override
-		public <T> T invokeAny(Collection<? extends Callable<T>> tasks) {
-			throw new UnsupportedOperationException();
-		}
-
-		@Override
-		public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) {
-			throw new UnsupportedOperationException();
-		}
-
-		@Override
-		public void execute(Runnable command) {
-			submit(command);
-		}
-	}
-
 }

release-tools/src/main/java/org/springframework/data/release/cli/ReleaseCommands.java

@@ -73,7 +73,7 @@ class ReleaseCommands extends TimedCommand {
 
 		git.prepare(iteration);
 
-		// rebuild.runPreReleaseChecks(iteration);
+		build.runPreReleaseChecks(iteration);
 
 		misc.prepareChangelogs(iteration);
 		misc.updateResources(iteration);

release-tools/src/main/java/org/springframework/data/release/deployment/DeploymentConfiguration.java

@@ -33,17 +33,17 @@ import org.springframework.web.client.RestTemplate;
 
 /**
  * Configuration to set up deployment components.
- * 
+ *
  * @author Oliver Gierke
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 class DeploymentConfiguration {
 
 	@Autowired DeploymentProperties properties;
 
 	@Bean
-	public ArtifactoryClient client(Logger logger) {
-		return new ArtifactoryClient(artifactoryRestTemplate(), logger, properties);
+	public ArtifactoryClient client(Logger logger, RestTemplate artifactoryRestTemplate) {
+		return new ArtifactoryClient(artifactoryRestTemplate, logger, properties);
 	}
 
 	@Bean
@@ -60,7 +60,7 @@ class DeploymentConfiguration {
 
 		private final @NonNull DeploymentProperties properties;
 
-		/* 
+		/*
 		 * (non-Javadoc)
 		 * @see org.springframework.http.client.ClientHttpRequestInterceptor#intercept(org.springframework.http.HttpRequest, byte[], org.springframework.http.client.ClientHttpRequestExecution)
 		 */

release-tools/src/main/java/org/springframework/data/release/git/ParsedCommitMessage.java

@@ -27,8 +27,14 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import org.springframework.data.release.issues.TicketReference;
+import org.springframework.lang.Nullable;
 
 /**
+ * Value object representing a parsed commit message. The {@link #parse(String)} method inspects a commit message to
+ * extract a {@link TicketReference}, related tickets, a pull request reference and summary/body from the commit. Commit
+ * messages may used {@code <ticket> - summary} syntax for Jira and GitHub tickets (gh- and # notation). This
+ * parser also supports {@code Original pull request}, {@code Related ticket} and GitHub close keywords.
+ *
  * @author Mark Paluch
  */
 @Getter
@@ -54,38 +60,103 @@ class ParsedCommitMessage {
 			"Related (?>tickets|ticket):(?>\\s+)?((" + A_TICKET.pattern() + "(?>[\\s,]*))+)", Pattern.CASE_INSENSITIVE);
 
 	private final String summary;
-	private final String body;
+	private final @Nullable String body;
 
 	private final TicketReference ticketReference;
 	private final TicketReference pullRequestReference;
 	private final List<TicketReference> relatedTickets;
 
-	private ParsedCommitMessage(String summary, String body, TicketReference ticketReference,
-			TicketReference pullRequestReference, List<TicketReference> relatedTickets) {
+	private ParsedCommitMessage(String summary, @Nullable String body) {
+
 		this.summary = summary;
 		this.body = body;
+
+		TicketReference ticketReference = null;
+		TicketReference pullRequestReference = null;
+
+		// DATACASS-nnn - syntax
+		Optional<TicketReference> jiraTicket = tryParseJiraTicketReference(summary);
+
+		if (jiraTicket.isPresent()) {
+			ticketReference = jiraTicket.get();
+		}
+
+		// Closes (gh-nnn|#nnn) syntax
+		Matcher gitHubMatcher = GITHUB_CLOSE_SYNTAX.matcher(summary + "\n" + body);
+
+		// #nnn syntax
+		Optional<TicketReference> gitHubTicket = tryParseGitHubTicketReference(summary);
+
+		if (gitHubTicket.isPresent()) {
+			ticketReference = gitHubTicket.get();
+		} else {
+			if (gitHubMatcher.find()) {
+				ticketReference = new TicketReference(gitHubMatcher.group(1), summary, TicketReference.Style.GitHub);
+			}
+		}
+
+		List<TicketReference> relatedTickets = parseRelatedTickets(body, gitHubMatcher);
+		Optional<TicketReference> optionalOriginalPr = parsePullRequestReference(body);
+
+		if (optionalOriginalPr.isPresent()) {
+
+			pullRequestReference = optionalOriginalPr.get();
+
+			if (ticketReference == null) {
+				ticketReference = pullRequestReference;
+				pullRequestReference = null;
+			}
+		}
+
 		this.ticketReference = ticketReference;
 		this.pullRequestReference = pullRequestReference;
 		this.relatedTickets = relatedTickets;
 	}
 
+	/**
+	 * Parse a commit message into {@link ParsedCommitMessage}.
+	 *
+	 * @param message
+	 * @return
+	 */
 	public static ParsedCommitMessage parse(String message) {
 
 		int lineBreak = message.indexOf('\n');
 
-		String summary = null;
-		String body = null;
-		TicketReference ticketReference = null;
-		TicketReference pullRequestReference = null;
+		String summary;
+		String body;
 
 		if (lineBreak > -1) {
 			summary = message.substring(0, lineBreak).trim();
 			body = message.substring(lineBreak + 1).trim();
 		} else {
 			summary = message.trim();
+			body = null;
 		}
 
-		// DATACASS-nnn - syntax
+		return new ParsedCommitMessage(summary, body);
+	}
+
+	protected static Optional<TicketReference> tryParseGitHubTicketReference(String summary) {
+
+		Matcher gitHubPrefixMatcher = GITHUB_PREFIX_SYNTAX.matcher(summary);
+
+		if (gitHubPrefixMatcher.find()) {
+
+			MatchResult mr = gitHubPrefixMatcher.toMatchResult();
+			if (mr.start(1) == 0) {
+				int summaryStart = findSummaryIndex(summary, mr.end(1));
+
+				return Optional.of(new TicketReference(gitHubPrefixMatcher.group(1).toUpperCase(Locale.ROOT),
+						summaryStart > -1 ? summary.substring(summaryStart) : summary, TicketReference.Style.GitHub));
+			}
+		}
+
+		return Optional.empty();
+	}
+
+	protected static Optional<TicketReference> tryParseJiraTicketReference(String summary) {
+
 		Matcher jiraMatcher = JIRA_TICKET.matcher(summary);
 
 		if (jiraMatcher.find()) {
@@ -96,33 +167,30 @@ class ParsedCommitMessage {
 			if (mr.start(1) < 2) {
 				int summaryStart = findSummaryIndex(summary, mr.end(1));
 
-				ticketReference = new TicketReference(jiraMatcher.group(1).toUpperCase(Locale.ROOT),
-						summaryStart > -1 ? summary.substring(summaryStart) : summary, TicketReference.Style.Jira);
+				return Optional.of(new TicketReference(jiraMatcher.group(1).toUpperCase(Locale.ROOT),
+						summaryStart > -1 ? summary.substring(summaryStart) : summary, TicketReference.Style.Jira));
 			}
 		}
 
-		// Closes (gh-nnn|#nnn) syntax
-		Matcher gitHubMatcher = GITHUB_CLOSE_SYNTAX.matcher(message);
+		return Optional.empty();
+	}
 
-		// #nnn syntax
-		Matcher gitHubPrefixMatcher = GITHUB_PREFIX_SYNTAX.matcher(summary);
+	protected static Optional<TicketReference> parsePullRequestReference(String body) {
 
-		if (gitHubPrefixMatcher.find()) {
+		if (body != null) {
 
-			MatchResult mr = gitHubPrefixMatcher.toMatchResult();
-			if (mr.start(1) == 0) {
-				int summaryStart = findSummaryIndex(summary, mr.end(1));
+			Matcher prMatcher = ORIGINAL_PULL_REQUEST.matcher(body);
 
-				ticketReference = new TicketReference(gitHubPrefixMatcher.group(1).toUpperCase(Locale.ROOT),
-						summaryStart > -1 ? summary.substring(summaryStart) : summary, TicketReference.Style.GitHub);
-			}
-
-		} else {
-			if (gitHubMatcher.find()) {
-				ticketReference = new TicketReference(gitHubMatcher.group(1), summary, TicketReference.Style.GitHub);
+			if (prMatcher.find()) {
+				return extractTicket(prMatcher.group(1));
 			}
 		}
 
+		return Optional.empty();
+	}
+
+	protected static List<TicketReference> parseRelatedTickets(String body, Matcher gitHubMatcher) {
+
 		List<TicketReference> relatedTickets = new ArrayList<>();
 		if (body != null) {
 			Matcher relatedTicketsMatcher = RELATED_TICKET.matcher(body);
@@ -141,26 +209,7 @@ class ParsedCommitMessage {
 			}
 		}
 
-		if (body != null) {
-
-			Matcher prMatcher = ORIGINAL_PULL_REQUEST.matcher(body);
-
-			if (prMatcher.find()) {
-
-				Optional<TicketReference> pullRequest = extractTicket(prMatcher.group(1));
-
-				if (pullRequest.isPresent()) {
-					pullRequestReference = pullRequest.get();
-				}
-
-				if (ticketReference == null && pullRequestReference != null) {
-					ticketReference = pullRequestReference;
-					pullRequestReference = null;
-				}
-			}
-		}
-
-		return new ParsedCommitMessage(summary, body, ticketReference, pullRequestReference, relatedTickets);
+		return relatedTickets;
 	}
 
 	protected static Optional<TicketReference> extractTicket(String ticketId) {

release-tools/src/main/java/org/springframework/data/release/issues/Changelog.java

@@ -63,9 +63,6 @@ public class Changelog {
 
 			builder.append("* ").append(ticket.getId()).append(" - ").append(summary != null ? summary.trim() : "");
 
-			if (summary == null) {
-				System.out.println();
-			}
 			if (!summary.endsWith(".")) {
 				builder.append(".");
 			}

release-tools/src/main/java/org/springframework/data/release/issues/IssueTracker.java

@@ -136,6 +136,18 @@ public interface IssueTracker extends Plugin<Project> {
 	 */
 	Changelog getChangelogFor(ModuleIteration module);
 
+	/**
+	 * Returns the {@link Changelog} for the given {@link ModuleIteration} using {@link TicketReference}s.
+	 *
+	 * @param module must not be {@literal null}.
+	 * @return
+	 */
+	default Changelog getChangelogFor(ModuleIteration module, List<TicketReference> ticketReferences) {
+
+		Tickets tickets = resolve(module, ticketReferences);
+		return Changelog.of(module, tickets);
+	}
+
 	/**
 	 * Closes the given {@link ModuleIteration}.
 	 *

release-tools/src/main/java/org/springframework/data/release/issues/IssueTrackerConfiguration.java

@@ -15,6 +15,8 @@
  */
 package org.springframework.data.release.issues;
 
+import java.io.IOException;
+import java.net.URI;
 import java.util.List;
 
 import org.apache.http.HttpHost;
@@ -40,6 +42,9 @@ import org.springframework.data.release.issues.github.GitHubProperties;
 import org.springframework.data.release.issues.jira.JiraProperties;
 import org.springframework.data.release.model.Project;
 import org.springframework.data.release.utils.HttpBasicCredentials;
+import org.springframework.data.util.Lazy;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.client.ClientHttpRequest;
 import org.springframework.http.client.ClientHttpRequestFactory;
 import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
 import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
@@ -60,7 +65,7 @@ import com.fasterxml.jackson.module.paramnames.ParameterNamesModule;
  * @author Oliver Gierke
  * @author Mark Paluch
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 @EnableCaching(proxyTargetClass = true)
 class IssueTrackerConfiguration {
 
@@ -93,9 +98,17 @@ class IssueTrackerConfiguration {
 		addPreemptiveAuth(credsProvider, authCache, jiraProperties.getApiUrl(), jiraProperties.getCredentials());
 		addPreemptiveAuth(credsProvider, authCache, gitHubProperties.getApiUrl(), gitHubProperties.getHttpCredentials());
 
-		CloseableHttpClient httpClient = HttpClientBuilder.create().setDefaultCredentialsProvider(credsProvider).build();
+		Lazy<CloseableHttpClient> lazy = Lazy
+				.of(() -> HttpClientBuilder.create().setDefaultCredentialsProvider(credsProvider).build());
+
+		HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory() {
+			@Override
+			public ClientHttpRequest createRequest(URI uri, HttpMethod httpMethod) throws IOException {
+				setHttpClient(lazy.get());
+				return super.createRequest(uri, httpMethod);
+			}
+		};
 
-		HttpComponentsClientHttpRequestFactory factory = new HttpComponentsClientHttpRequestFactory(httpClient);
 		factory.setHttpContextFactory((httpMethod, uri) -> {
 			HttpClientContext context = HttpClientContext.create();
 			context.setAuthCache(authCache);
@@ -107,13 +120,13 @@ class IssueTrackerConfiguration {
 
 	@Bean
 	@Qualifier("tracker")
-	RestTemplateBuilder restTemplate(ClientHttpRequestFactory clientHttpRequestFactory) {
+	RestTemplateBuilder restTemplate(ClientHttpRequestFactory clientHttpRequestFactory,
+			ObjectMapper jacksonObjectMapper) {
 
 		MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
-		converter.setObjectMapper(jacksonObjectMapper());
+		converter.setObjectMapper(jacksonObjectMapper);
 
-		return new RestTemplateBuilder().messageConverters(converter)
-				.requestFactory(() -> clientHttpRequestFactory);
+		return new RestTemplateBuilder().messageConverters(converter).requestFactory(() -> clientHttpRequestFactory);
 	}
 
 	@Bean

release-tools/src/main/java/org/springframework/data/release/misc/ReleaseOperations.java

@@ -17,6 +17,7 @@ package org.springframework.data.release.misc;
 
 import lombok.RequiredArgsConstructor;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
@@ -28,6 +29,7 @@ import org.springframework.data.release.git.GitOperations;
 import org.springframework.data.release.io.Workspace;
 import org.springframework.data.release.issues.Changelog;
 import org.springframework.data.release.issues.IssueTracker;
+import org.springframework.data.release.issues.Ticket;
 import org.springframework.data.release.issues.TicketReference;
 import org.springframework.data.release.issues.Tickets;
 import org.springframework.data.release.model.Iteration;
@@ -84,6 +86,7 @@ public class ReleaseOperations {
 	}
 
 	protected void prepareChangelog(TrainIteration iteration, TrainIteration previousIteration, ModuleIteration module) {
+
 		IssueTracker issueTracker = trackers.getRequiredPluginFor(module.getProject(),
 				() -> String.format("No issue tracker found for project %s!", module.getProject()));
 
@@ -116,14 +119,22 @@ public class ReleaseOperations {
 
 	protected Changelog getChangelog(TrainIteration iteration, TrainIteration previousIteration, ModuleIteration module,
 			IssueTracker issueTracker) {
+
 		Changelog changelog;
 
 		if (COMMIT_BASED_CHANGELOG) {
 
 			List<TicketReference> ticketReferences = git.getTicketReferencesBetween(module.getProject(), previousIteration,
 					iteration);
-			Tickets resolvedTickets = issueTracker.resolve(module, ticketReferences);
-			changelog = Changelog.of(module, resolvedTickets);
+
+			// TODO: Remove once all tickets are migrated to GitHub
+			List<Ticket> tickets = new ArrayList<>();
+
+			for (IssueTracker tracker : trackers) {
+				tickets.addAll(tracker.resolve(module, ticketReferences).getTickets());
+			}
+
+			changelog = Changelog.of(module, new Tickets(tickets));
 		} else {
 			changelog = issueTracker.getChangelogFor(module);
 		}

release-tools/src/main/java/org/springframework/data/release/sagan/SaganConfiguration.java

@@ -22,6 +22,7 @@ import org.springframework.boot.web.client.RestTemplateBuilder;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.release.git.GitOperations;
+import org.springframework.data.release.git.GitProperties;
 import org.springframework.data.release.utils.Logger;
 import org.springframework.web.client.RestTemplate;
 
@@ -31,26 +32,24 @@ import org.springframework.web.client.RestTemplate;
  * @author Oliver Gierke
  * @author Mark Paluch
  */
-@Configuration
+@Configuration(proxyBeanMethods = false)
 class SaganConfiguration {
 
+	@Autowired GitProperties gitProperties;
 	@Autowired SaganProperties properties;
 	@Autowired Logger logger;
 
 	@Bean
-	public SaganOperations saganOperations(GitOperations operations, Executor executor) {
-		return new SaganOperations(operations, executor, saganClient(), logger);
+	public SaganOperations saganOperations(GitOperations operations, SaganClient saganClient, Executor executor) {
+		return new SaganOperations(operations, executor, saganClient, logger);
 	}
 
 	@Bean
 	SaganClient saganClient() {
 
-		return new DefaultSaganClient(saganRestTemplate(), properties, logger);
-		// return new DummySaganClient(logger, new ObjectMapper().writerWithDefaultPrettyPrinter());
-	}
+		RestTemplate restTemplate = new RestTemplateBuilder()
+				.basicAuthentication(gitProperties.getUsername(), properties.key).build();
 
-	@Bean
-	RestTemplate saganRestTemplate() {
-		return new RestTemplateBuilder().basicAuthentication("mp911de", properties.key).build();
+		return new DefaultSaganClient(restTemplate, properties, logger);
 	}
 }

release-tools/src/main/java/org/springframework/data/release/utils/ExecutorConfiguration.java

@@ -17,6 +17,16 @@ package org.springframework.data.release.utils;
 
 import lombok.extern.slf4j.Slf4j;
 
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.concurrent.Callable;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.scheduling.concurrent.ThreadPoolExecutorFactoryBean;
@@ -29,7 +39,8 @@ import org.springframework.scheduling.concurrent.ThreadPoolExecutorFactoryBean;
 class ExecutorConfiguration {
 
 	@Bean
-	public ThreadPoolExecutorFactoryBean executorService() {
+	@ConditionalOnProperty(prefix = "maven", name = "parallelize")
+	public ThreadPoolExecutorFactoryBean threadPoolExecutorFactoryBean() {
 
 		int processors = Runtime.getRuntime().availableProcessors();
 		int threadCount = Math.max(2, processors - 4);
@@ -41,4 +52,88 @@ class ExecutorConfiguration {
 
 		return scheduler;
 	}
+
+	@Bean
+	@ConditionalOnProperty(prefix = "maven", name = "parallelize", matchIfMissing = true, havingValue = "false")
+	public ExecutorService executorService() {
+		return ImmediateExecutorService.INSTANCE;
+	}
+
+	enum ImmediateExecutorService implements ExecutorService {
+		INSTANCE;
+
+		@Override
+		public void shutdown() {
+
+		}
+
+		@Override
+		public List<Runnable> shutdownNow() {
+			return Collections.emptyList();
+		}
+
+		@Override
+		public boolean isShutdown() {
+			return false;
+		}
+
+		@Override
+		public boolean isTerminated() {
+			return false;
+		}
+
+		@Override
+		public boolean awaitTermination(long timeout, TimeUnit unit) {
+			return false;
+		}
+
+		@Override
+		public <T> Future<T> submit(Callable<T> task) {
+			try {
+				return CompletableFuture.completedFuture(task.call());
+			} catch (Exception e) {
+				CompletableFuture<T> f = new CompletableFuture<>();
+				f.completeExceptionally(e);
+				return f;
+			}
+		}
+
+		@Override
+		public <T> Future<T> submit(Runnable task, T result) {
+			return submit(() -> {
+				task.run();
+				return result;
+			});
+		}
+
+		@Override
+		public Future<?> submit(Runnable task) {
+			return submit(task, null);
+		}
+
+		@Override
+		public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks) {
+			throw new UnsupportedOperationException();
+		}
+
+		@Override
+		public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) {
+			throw new UnsupportedOperationException();
+		}
+
+		@Override
+		public <T> T invokeAny(Collection<? extends Callable<T>> tasks) {
+			throw new UnsupportedOperationException();
+		}
+
+		@Override
+		public <T> T invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit) {
+			throw new UnsupportedOperationException();
+		}
+
+		@Override
+		public void execute(Runnable command) {
+			submit(command);
+		}
+	}
 }

release-tools/src/test/resources/application-test.properties

@@ -3,14 +3,12 @@ logging.level.org.springframework=WARN
 logging.level.org.springframework.data.release=INFO
 logging.level.org.springframework.web.client=TRACE
 logging.level.org.springframework.http=DEBUG
-
 # Deployment
 deployment.repository-prefix=test-
-
+maven.parallelize=false
 jira.username=dummy
 jira.password=dummy
 jira.api-url=http://localhost:8888
-
 git.username=dummy
 git.password=dummy
 git.email=dummy@dummy.com

release-tools/src/test/resources/logback-test.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+
+	<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
+		<encoder>
+			<pattern>%d %5p %40.40c:%4L - %m%n</pattern>
+		</encoder>
+	</appender>
+
+	<root level="INFO">
+		<appender-ref ref="console"/>
+	</root>
+
+</configuration>