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/*******************************************************************************
* Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Evgeny Mandrikov - initial API and implementation
*
*******************************************************************************/
package org.jacoco.maven;
import java.io.IOException;
import java.util.List;
import java.util.Locale;
import org.apache.maven.doxia.siterenderer.Renderer;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.Component;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.project.MavenProject;
import org.apache.maven.reporting.AbstractMavenReport;
import org.apache.maven.reporting.MavenReportException;
import org.jacoco.report.IReportGroupVisitor;
import org.jacoco.report.IReportVisitor;
/**
* Base class for creating a code coverage report for tests of a single project
* in multiple formats (HTML, XML, and CSV).
*/
public abstract class AbstractReportMojo extends AbstractMavenReport {
/**
* Encoding of the generated reports.
*/
@Parameter(property = "project.reporting.outputEncoding", defaultValue = "UTF-8")
String outputEncoding;
/**
* Name of the root node HTML report pages.
*
* @since 0.7.7
*/
@Parameter(defaultValue = "${project.name}")
String title;
/**
* Footer text used in HTML report pages.
*
* @since 0.7.7
*/
@Parameter
String footer;
/**
* Encoding of the source files.
*/
@Parameter(property = "project.build.sourceEncoding", defaultValue = "UTF-8")
String sourceEncoding;
/**
* A list of class files to include in the report. May use wildcard
* characters (* and ?). When not specified everything will be included.
*/
@Parameter
List<String> includes;
/**
* A list of class files to exclude from the report. May use wildcard
* characters (* and ?). When not specified nothing will be excluded.
*/
@Parameter
List<String> excludes;
/**
* Flag used to suppress execution.
*/
@Parameter(property = "jacoco.skip", defaultValue = "false")
boolean skip;
/**
* Maven project.
*/
@Parameter(property = "project", readonly = true)
MavenProject project;
/**
* Doxia Site Renderer.
*/
@Component
Renderer siteRenderer;
public String getDescription(final Locale locale) {
return getName(locale) + " Coverage Report.";
}
@Override
public boolean isExternalReport() {
return true;
}
@Override
protected MavenProject getProject() {
return project;
}
@Override
protected Renderer getSiteRenderer() {
return siteRenderer;
}
/**
* Returns the list of class files to include in the report.
*
* @return class files to include, may contain wildcard characters
*/
List<String> getIncludes() {
return includes;
}
/**
* Returns the list of class files to exclude from the report.
*
* @return class files to exclude, may contain wildcard characters
*/
List<String> getExcludes() {
return excludes;
}
@Override
public boolean canGenerateReport() {
if (skip) {
getLog().info(
"Skipping JaCoCo execution because property jacoco.skip is set.");
return false;
}
if (!canGenerateReportRegardingDataFiles()) {
getLog().info(
"Skipping JaCoCo execution due to missing execution data file.");
return false;
}
if (!canGenerateReportRegardingClassesDirectory()) {
getLog().info(
"Skipping JaCoCo execution due to missing classes directory.");
return false;
}
return true;
}
abstract boolean canGenerateReportRegardingDataFiles();
abstract boolean canGenerateReportRegardingClassesDirectory();
/**
* This method is called when the report generation is invoked directly as a
* standalone Mojo.
*/
@Override
public void execute() throws MojoExecutionException {
if (!canGenerateReport()) {
return;
}
try {
executeReport(Locale.getDefault());
} catch (final MavenReportException e) {
throw new MojoExecutionException("An error has occurred in "
+ getName(Locale.ENGLISH) + " report generation.", e);
}
}
@Override
protected void executeReport(final Locale locale)
throws MavenReportException {
try {
final ReportSupport support = new ReportSupport(getLog());
loadExecutionData(support);
addFormatters(support, locale);
final IReportVisitor visitor = support.initRootVisitor();
createReport(visitor, support);
visitor.visitEnd();
} catch (final IOException e) {
throw new MavenReportException("Error while creating report: "
+ e.getMessage(), e);
}
}
abstract void loadExecutionData(final ReportSupport support)
throws IOException;
abstract void addFormatters(final ReportSupport support, final Locale locale)
throws IOException;
abstract void createReport(final IReportGroupVisitor visitor,
final ReportSupport support) throws IOException;
}
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