io.guixer.maven.AbstractGuixerOutMojo Maven / Gradle / Ivy

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Maven plugin to handle logs emitted by tests run over guixer-tools.

There is a newer version: 0.0.25

package io.guixer.maven;

import static com.google.common.base.Preconditions.checkNotNull;

import java.io.File;
import java.io.IOException;

import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.project.MavenProject;

import io.guixer.logs.GuixerOut;
import io.guixer.logs.GuixerOutLoader;

public abstract class AbstractGuixerOutMojo extends AbstractMojo {

	protected static File getTargetDir(
		final MavenProject project
	) throws MojoExecutionException {

		final String targetDirPath = project.getBuild().getDirectory();

		final File plainTargetDir = new File(targetDirPath);

		if (plainTargetDir.isDirectory()) {

			return plainTargetDir;
		}

		final File stupidTargetDir = new File("target");

		if (stupidTargetDir.isDirectory()) {

			return stupidTargetDir;
		}

		throw new MojoExecutionException("\"target\" (build) directory cannot be found");
	}

	protected final File getGuixerOutDirectory(
		final MavenProject project
	) throws MojoExecutionException {

		checkNotNull(project, "project");

		final File targetDir = getTargetDir(project);

		final File guixerOutDir = new File(targetDir, "guixer_out");

		if (!guixerOutDir.exists()) {

			throw new MojoExecutionException("Cannot find guixer_out directory: " + guixerOutDir.getAbsolutePath());

		} else if (!guixerOutDir.isDirectory()) {

			throw new MojoExecutionException(
					"guixer_out should be a directory, but was: " + guixerOutDir.getAbsolutePath());
		}

		return guixerOutDir;
	}

	protected final GuixerOut loadGuixerOut(
		final MavenProject project
	) throws MojoExecutionException {

		checkNotNull(project, "project");

		final File guixerOutDir = getGuixerOutDirectory(project);

		final String guixerOutDirPath;

		try {

			guixerOutDirPath = guixerOutDir.getCanonicalPath();

		} catch (final IOException e) {

			throw new MojoExecutionException(
					"Unable to work with guixer_out directory: " + guixerOutDir.getAbsolutePath(), e);
		}

		final GuixerOut guixerOut;

		try {

			guixerOut = new GuixerOutLoader(guixerOutDir).getGuixerOut();

		} catch (final IOException e) {

			throw new MojoExecutionException("Cannot read guixer_out directory: " + guixerOutDirPath);
		}

		return guixerOut;
	}
}