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*
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* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
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* file and include the License file at packager/legal/LICENSE.txt.
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*/
// Portions Copyright [2019] Payara Foundation and/or affiliates
package org.glassfish.admin.rest.generator.client;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;
import java.util.jar.JarEntry;
import java.util.jar.JarOutputStream;
import java.util.logging.Level;
import javax.tools.JavaCompiler;
import javax.tools.JavaFileObject;
import javax.tools.StandardJavaFileManager;
import javax.tools.ToolProvider;
import com.sun.enterprise.util.io.FileUtils;
import org.glassfish.admin.rest.RestLogging;
import org.glassfish.admin.rest.utils.Util;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.loader.util.ASClassLoaderUtil;
import org.jvnet.hk2.config.ConfigModel;
/**
*
* @author jasonlee
*/
public class JavaClientGenerator extends ClientGenerator {
private File baseDirectory;
private Map artifacts;
private static final String MSG_INSTALL =
"To install the artifacts to maven: " +
"mvn install:install-file -DpomFile=pom.xml -Dfile=" + ARTIFACT_NAME + "-VERSION.jar -Dsources=" +
ARTIFACT_NAME + "-VERSION-sources.jar";
public JavaClientGenerator(ServiceLocator habitat) {
super(habitat);
baseDirectory = Util.createTempDirectory();
try {
LOGGER.log(Level.INFO, "Generating class in {0}", baseDirectory.getCanonicalPath());
} catch (IOException ex) {
RestLogging.restLogger.log(Level.SEVERE, null, ex);
}
messages.add(MSG_INSTALL.replace("VERSION", versionString));
}
@Override
public ClientClassWriter getClassWriter(ConfigModel model, String className, Class parent) {
return new JavaClientClassWriter(model, className, parent, baseDirectory);
}
@Override
public synchronized Map getArtifact() {
if (artifacts == null) {
artifacts = new HashMap();
createJar(ARTIFACT_NAME + "-" + versionString + "-sources.jar", ".java");
compileSources();
createJar(ARTIFACT_NAME + "-" + versionString + ".jar", ".class");
addPom(versionString);
Util.deleteDirectory(baseDirectory);
}
return artifacts;
}
private void compileSources() {
try {
List files = new ArrayList();
gatherFiles(baseDirectory, files);
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null);
List options = new ArrayList();
options.add("-cp");
StringBuilder sb = new StringBuilder();
sb.append(ASClassLoaderUtil.getModuleClassPath(habitat, "", null));
options.add(sb.toString());
Iterable compilationUnits = fileManager.getJavaFileObjectsFromFiles(files);
if (!compiler.getTask(null, fileManager, null, options, null, compilationUnits).call()) {
RestLogging.restLogger.log(Level.INFO, RestLogging.COMPILATION_FAILED);
}
fileManager.close();
} catch (IOException ex) {
RestLogging.restLogger.log(Level.SEVERE, null, ex);
}
}
private void createJar(String fileName, String ext) {
JarOutputStream target = null;
try {
File jarDir = Util.createTempDirectory();
File jarFile = new File(jarDir, fileName);
if (!jarFile.createNewFile()) {
throw new RuntimeException("Unable to create new file"); //i18n
}
FileUtils.deleteOnExit(jarFile);
target = new JarOutputStream(new FileOutputStream(jarFile));
addFiles(baseDirectory, target, ext);
target.close();
artifacts.put(jarFile.getName(), jarFile.toURI());
} catch (Exception ex) {
RestLogging.restLogger.log(Level.SEVERE, null, ex);
} finally {
try {
if (target != null) {
target.close();
}
} catch (IOException ex) {
RestLogging.restLogger.log(Level.SEVERE, null, ex);
}
}
}
private void gatherFiles(File file, List list) throws IOException {
if (file == null || !file.exists()) {
return;
}
if (file.isDirectory()) {
File[] files = file.listFiles();
if (files.length != 0) {
for (File f : files) {
gatherFiles(f, list);
}
}
} else {
list.add(file);
}
}
private void addPom(String versionString) {
FileWriter writer = null;
try {
String pom = new Scanner(Thread.currentThread().getContextClassLoader().getResourceAsStream("/client/pom.template.xml")).useDelimiter("\\Z").next();
pom = pom.replace("{{glassfish.version}}", versionString);
File out = File.createTempFile("pom", "xml");
FileUtils.deleteOnExit(out);
writer = new FileWriter(out);
writer.write(pom);
writer.close();
artifacts.put("pom.xml", out.toURI());
} catch (IOException ex) {
RestLogging.restLogger.log(Level.SEVERE, null, ex);
} finally {
if (writer != null) {
try {
writer.close();
} catch (Exception e) {
}
}
}
}
private void addFiles(File dir, JarOutputStream target, String ext) throws IOException {
if (dir == null || !dir.exists()) {
return;
}
if (dir.isDirectory()) {
File[] f = dir.listFiles();
if (f.length != 0) {
for (File file : f) {
addFiles(file, target, ext);
}
}
} else {
if (dir.getName().endsWith(ext)) {
add(dir, target);
}
}
}
private void add(File source, JarOutputStream target) throws IOException {
BufferedInputStream in = null;
try {
/*
if (source.isDirectory()) {
String name = source.getPath().replace("\\", "/");
if (!name.isEmpty()) {
if (!name.endsWith("/")) {
name += "/";
}
JarEntry entry = new JarEntry(name);
entry.setTime(source.lastModified());
target.putNextEntry(entry);
target.closeEntry();
}
for (File nestedFile : source.listFiles()) {
add(nestedFile, target);
}
return;
}
*/
String sourcePath = source.getPath()
.replace("\\\\", "/")
.substring(baseDirectory.getPath().length()+1);
JarEntry entry = new JarEntry(sourcePath);
entry.setTime(source.lastModified());
target.putNextEntry(entry);
in = new BufferedInputStream(new FileInputStream(source));
byte[] buffer = new byte[1024];
while (true) {
int count = in.read(buffer);
if (count == -1) {
break;
}
target.write(buffer, 0, count);
}
target.closeEntry();
} finally {
if (in != null) {
in.close();
}
}
}
}
