com.asual.summer.bundle.BundleResourcesMojo.java Source code

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Here is the source code for com.asual.summer.bundle.BundleResourcesMojo.java

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/*
 * 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.asual.summer.bundle;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;

import org.apache.maven.model.Resource;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugin.MojoFailureException;
import org.codehaus.plexus.util.DirectoryScanner;
import org.codehaus.plexus.util.IOUtil;

import com.asual.summer.core.faces.FacesResourceProcessor;

/**
 * @goal resources
 * @phase process-resources
 * @requiresProject
 * @requiresDependencyResolution runtime
 * 
 * @author Rostislav Hristov
 * 
 */
public class BundleResourcesMojo extends AbstractMojo {

    /**
     * @parameter expression="${project.resources}"
     * @readonly
     */
    private List<Resource> resources;

    /**
     * @parameter expression="${project.build.outputDirectory}"
     * @readonly
     */
    private File outputDirectory;

    /**
     * @parameter default-value="UTF-8"
     */
    private String encoding;

    public void execute() throws MojoExecutionException, MojoFailureException {

        try {

            for (Resource resource : resources) {

                File targetDirectory = outputDirectory;

                if (resource.getTargetPath() != null) {
                    targetDirectory = new File(outputDirectory, resource.getTargetPath());
                }

                DirectoryScanner scanner = new DirectoryScanner();
                scanner.setBasedir(new File(resource.getDirectory()));
                scanner.setIncludes(new String[] { "**/*.html" });
                scanner.scan();

                for (String name : scanner.getIncludedFiles()) {

                    File file = new File(targetDirectory + "/" + name);
                    InputStream in = null;
                    OutputStream out = null;
                    byte[] bytes = null;

                    try {
                        in = new FileInputStream(file);
                        bytes = FacesResourceProcessor.execute(file.toURI().toURL(), new FileInputStream(file),
                                encoding);
                    } finally {
                        IOUtil.close(in);
                    }

                    if (bytes != null) {
                        try {
                            out = new FileOutputStream(file);
                            out.write(bytes);
                        } finally {
                            IOUtil.close(out);
                        }
                    }
                }
            }

        } catch (Exception e) {
            getLog().error(e.getMessage(), e);
            throw new MojoExecutionException(e.getMessage(), e);
        }
    }

}