/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
/**
* This copy of Woodstox XML processor is licensed under the
* Apache (Software) License, version 2.0 ("the License").
* See the License for details about distribution rights, and the
* specific rights regarding derivate works.
*
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/
*
* A copy is also included in the downloadable source code package
* containing Woodstox, in file "ASL2.0", under the same directory
* as this file.
*/
package org.jooby.run;
import java.io.File;
import java.io.FileWriter;
import java.lang.reflect.InvocationTargetException;
import java.util.List;
import java.util.Map;
import java.util.function.Consumer;
import java.util.stream.Collectors;
import org.gradle.api.internal.ConventionTask;
import org.gradle.api.logging.Logger;
import org.gradle.api.tasks.InputDirectory;
import org.gradle.api.tasks.OutputDirectory;
import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;
import org.jooby.assets.AssetCompiler;
import com.google.common.base.Throwables;
import com.google.common.io.Files;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
public class AssetTask extends ConventionTask {
@SuppressWarnings("serial")
private static class CompilationDone extends RuntimeException {
}
private String env;
private String mainClassName;
@InputDirectory
private File output;
@OutputDirectory
private File assemblyOutput;
private String maxAge;
@OutputFile
private File assetFile;
@TaskAction
public void process() throws Throwable {
long start = System.currentTimeMillis();
try {
// Hack and bind jooby env.
String env = getEnv();
this.assetFile = new File(getOutput(), "assets." + env + ".conf");
new JoobyContainer(getProject())
.run(getMainClassName(), app -> {
app.on("*",
compile(getLogger(), app.getClass().getClassLoader(), env, getMaxAge(), getOutput(),
assetFile, getAssemblyOutput()));
}, env);
} catch (CompilationDone ex) {
long end = System.currentTimeMillis();
getLogger().info("compilation took " + (end - start) + "ms");
}
}
private static Consumer<Config> compile(final Logger logger, final ClassLoader loader,
final String env, final String maxAge, final File output, final File distFile,
final File assemblyOutput) {
return conf -> {
try {
output.mkdirs();
logger.debug("claspath: " + loader);
Config assetConf = ConfigFactory.parseResources(loader, "assets.conf")
.withFallback(conf);
logger.debug("assets.conf: " + assetConf.getConfig("assets"));
AssetCompiler compiler = new AssetCompiler(loader, assetConf);
Map<String, List<File>> fileset = compiler.build(env, output);
StringBuilder dist = new StringBuilder();
dist.append("assets.fileset {\n").append(fileset.entrySet().stream().map(e -> {
String files = e.getValue().stream()
.map(file -> output.toPath().relativize(file.toPath()))
.map(path -> "/" + path.toString().replace("\\", "/"))
.collect(Collectors.joining("\", \"", "[\"", "\"]"));
return " " + e.getKey() + ": " + files;
}).collect(Collectors.joining("\n")))
.append("\n}\n");
dist.append("assets.cache.maxAge = ").append(maxAge).append("\n");
dist.append("assets.pipeline.dev = {}\n");
dist.append("assets.pipeline.").append(env).append(" = {}\n");
dist.append("assets.watch = false\n");
try (FileWriter writer = new FileWriter(distFile)) {
writer.write(dist.toString());
}
logger.info("done: " + distFile.getPath());
// move output to fixed location required by zip/war dist
List<File> files = fileset.values().stream()
.flatMap(it -> it.stream())
.collect(Collectors.toList());
for (File from : files) {
File to = assemblyOutput.toPath().resolve(output.toPath().relativize(from.toPath()))
.toFile();
to.getParentFile().mkdirs();
logger.debug("copying file to: " + to);
Files.copy(from, to);
}
} catch (InvocationTargetException ex) {
Throwables.propagate(ex.getCause());
} catch (Exception ex) {
Throwables.propagate(ex);
}
// signal we are done
throw new CompilationDone();
};
}
public String getEnv() {
return env;
}
public void setEnv(final String env) {
this.env = env;
}
public String getMainClassName() {
return mainClassName;
}
public void setMainClassName(final String mainClassName) {
this.mainClassName = mainClassName;
}
public File getOutput() {
return output;
}
public void setOutput(final File output) {
this.output = output;
}
public File getAssemblyOutput() {
return assemblyOutput;
}
public void setAssemblyOutput(final File assemblyOutput) {
this.assemblyOutput = assemblyOutput;
}
public String getMaxAge() {
return maxAge;
}
public void setMaxAge(final String maxAge) {
this.maxAge = maxAge;
}
}