fr.ird.observe.maven.plugins.toolbox.ToolboxMojoSupport Maven / Gradle / Ivy

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package fr.ird.observe.maven.plugins.toolbox;

/*-
 * #%L
 * ObServe Toolkit :: Maven plugin
 * %%
 * Copyright (C) 2008 - 2017 IRD, Ultreia.io
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this program.  If not, see
 * .
 * #L%
 */

import java.io.BufferedWriter;
import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Date;
import java.util.Set;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.project.MavenProject;
import org.nuiton.plugin.AbstractPlugin;

/**
 * Created on 31/08/16.
 *
 * @author Tony Chemit - [email protected]
 */
public abstract class ToolboxMojoSupport extends AbstractPlugin {

    @Parameter(defaultValue = "${project}", required = true, readonly = true)
    private MavenProject project;

    @Parameter(defaultValue = "${project.basedir}/src/main/resources", required = true)
    private File sourceRoot;

    private Path outputFile;

    @Override
    protected void init() throws Exception {

        if (isSkip()) {
            return;
        }
        if (getLog().isDebugEnabled()) {
            setVerbose(true);
        }

        outputFile = createOutputFile();

    }

    protected abstract Path createOutputFile() throws IOException;

    protected abstract boolean isSkip();

    @Override
    public MavenProject getProject() {
        return project;
    }

    @Override
    public void setProject(MavenProject project) {
        this.project = project;
    }

    public File getSourceRoot() {
        return sourceRoot;
    }

    public Path getOutputFile() {
        return outputFile;
    }

    public Path getSourceRootPath() {
        return getSourceRoot().toPath();
    }

    void generate(String packageName, String className, String prefix, Set fields, Path outputFile) throws IOException {

        try (BufferedWriter writer = Files.newBufferedWriter(outputFile, StandardCharsets.UTF_8)) {

            writer.write("// Generated by " + getClass().getName() + " at " + new Date() + "\n");
            writer.write("package " + packageName + ";\n");
            writer.write("\n");
            writer.write("\n");
            writer.write("import static org.nuiton.i18n.I18n.n;\n");
            writer.write("\n");
            writer.write("\n");
            writer.write("public class " + className + " {\n");
            writer.write("\n    static {");
            writer.write("\n");

            for (String typeName : fields) {
                writer.write("        n(\"" + prefix + typeName + "\");\n");
            }

            writer.write("\n");
            writer.write("    }\n");
            writer.write("\n");
            writer.write("}\n");

        }

    }
}