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/*
* Copyright (c) 2014, 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.
*
* 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8059977
* @summary StandardJavaFileManager should support java.nio.file.Path.
* Test get/setLocation methods.
* @modules java.compiler
* jdk.compiler
* @build SJFM_TestBase
* @run main SJFM_Locations
*/
import java.io.File;
import java.io.IOException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import javax.tools.JavaFileManager;
import javax.tools.StandardJavaFileManager;
/**
* For those paths which are supported by a file manager, verify
* that setLocation can accept such paths, and that getLocation
* can subsequently return the same paths.
*
* In addition, for files in the default file system, verify
* the combinations of setting a location using files or paths
* and then subsequently getting the location as files or paths.
*/
public class SJFM_Locations extends SJFM_TestBase {
public static void main(String... args) throws Exception {
new SJFM_Locations().run();
}
@Test
void test_locations(StandardJavaFileManager fm) throws IOException {
test_setFiles_getFiles(fm, getTestFileDirs());
test_setFiles_getPaths(fm, getTestFileDirs());
test_setPaths_getFiles(fm, getTestFilePathDirs());
test_setPaths_getPaths(fm, getTestFilePathDirs());
// test_setPaths_getPaths(fm, getTestZipPathDirs());
}
void test_setFiles_getFiles(StandardJavaFileManager fm, List<File> inFiles) throws IOException {
System.err.println("test_setFiles_getFiles");
JavaFileManager.Location l = newLocation();
fm.setLocation(l, inFiles);
Iterable<? extends File> outFiles = fm.getLocation(l);
compare(inFiles, outFiles);
}
void test_setFiles_getPaths(StandardJavaFileManager fm, List<File> inFiles) throws IOException {
System.err.println("test_setFiles_getPaths");
JavaFileManager.Location l = newLocation();
fm.setLocation(l, inFiles);
Iterable<? extends Path> outPaths = fm.getLocationAsPaths(l);
compare(inFiles, outPaths);
}
void test_setPaths_getFiles(StandardJavaFileManager fm, List<Path> inPaths) throws IOException {
System.err.println("test_setPaths_getFiles");
JavaFileManager.Location l = newLocation();
fm.setLocationFromPaths(l, inPaths);
Iterable<? extends File> outFiles = fm.getLocation(l);
compare(inPaths, outFiles);
}
void test_setPaths_getPaths(StandardJavaFileManager fm, List<Path> inPaths) throws IOException {
System.err.println("test_setPaths_getPaths");
JavaFileManager.Location l = newLocation();
fm.setLocationFromPaths(l, inPaths);
Iterable<? extends Path> outPaths = fm.getLocationAsPaths(l);
compare(inPaths, outPaths);
}
//----------------------------------------------------------------------------------------------
/**
* Gets a representative series of directories in the default file system,
* derived from the test.src directory and test.classes path.
*
* @return a list of directories, represented with {@code File}
* @throws IOException
*/
List<File> getTestFileDirs() throws IOException {
return Stream.of("test.src", "test.classes")
.map(s -> System.getProperty(s))
.flatMap(s -> Stream.of(s.split(File.pathSeparator, 0)))
.filter(s -> !s.isEmpty())
.map(s -> new File(s))
.collect(Collectors.toList());
}
/**
* Gets a representative series of directories in the default file system,
* derived from the test.src directory and test.classes path.
*
* @return a list of directories, represented with {@code Path}
* @throws IOException
*/
List<Path> getTestFilePathDirs() throws IOException {
return Stream.of("test.src", "test.classes")
.map(s -> System.getProperty(s))
.flatMap(s -> Stream.of(s.split(File.pathSeparator, 0)))
.filter(s -> !s.isEmpty())
.map(s -> Paths.get(s))
.collect(Collectors.toList());
}
/**
* Compares two lists of items by comparing their individual string representations.
*
* @param in the first set of items to be compared
* @param out the second set of items to be compared
*/
void compare(Iterable<?> in, Iterable<?> out) {
List<String> ins = toString(in);
List<String> outs = toString(out);
if (!ins.equals(outs)) {
error("mismatch in comparison");
System.err.println("in:");
for (String s: ins) System.err.println(s);
System.err.println("out:");
for (String s: outs) System.err.println(s);
}
}
List<String> toString(Iterable<?> iter) {
List<String> strings = new ArrayList<>();
for (Object item: iter)
strings.add(item.toString());
return strings;
}
/**
* Create an instance of a location.
* @return a location
*/
JavaFileManager.Location newLocation() {
final String name = "locn" + (count++);
return new JavaFileManager.Location() {
@Override
public String getName() {
return name;
}
@Override
public boolean isOutputLocation() {
return false;
}
};
}
int count = 0;
}
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