/*
* Copyright ( c ) 2015 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation . Oracle designates this
* particular file as subject to the " Classpath " exception as provided
* by Oracle in the LICENSE file that accompanied this code .
*
* This code 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
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
package anttasks;
import java.io.File;
import java.io.IOException;
import java.io.UncheckedIOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardCopyOption;
import java.util.Collections;
import java.util.stream.Stream;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
public class DumpClassesTask extends Task {
private String moduleName;
private File dir;
public void setModuleName(String moduleName) {
this .moduleName = moduleName;
}
public void setDestDir(File dir) {
this .dir = dir;
}
@Override
public void execute() {
try (FileSystem fs = FileSystems.newFileSystem(new URI("jrt:/" ), Collections.emptyMap(), DumpClassesTask.class .getClassLoader())) {
Path source = fs.getPath("modules" , moduleName);
Path target = dir.toPath();
try (Stream<Path> content = Files.walk(source)) {
content.filter(Files :: isRegularFile)
.forEach(p -> {
try {
Path targetFile = target.resolve(source.relativize(p).toString());
if (!Files.exists(targetFile) || Files.getLastModifiedTime(targetFile).compareTo(Files.getLastModifiedTime(source)) < 0 ) {
Files.createDirectories(targetFile.getParent());
Files.copy(p, targetFile, StandardCopyOption.REPLACE_EXISTING);
}
} catch (IOException ex) {
throw new UncheckedIOException(ex);
}
});
}
} catch (URISyntaxException | IOException | UncheckedIOException ex) {
throw new BuildException(ex);
}
}
}
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