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8155774: move code from ModuleTestBase to toolbox

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Reviewed-by: ksrini, jlahoda
This commit is contained in:
Jonathan Gibbons 2016-05-02 16:17:39 -07:00
parent 5950e361a2
commit 325a065aff
43 changed files with 455 additions and 385 deletions
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32
langtools/test/tools/lib/toolbox/ToolBox.java
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@ -41,6 +41,7 @@ import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.StandardCopyOption;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
@ -49,6 +50,7 @@ import java.util.Locale;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.TreeSet;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
@ -315,7 +317,7 @@ public class ToolBox {
* Reads the lines of a file.
* The file is read using the default character encoding.
* @param path the file to be read
* @return the lines of the file.
* @return the lines of the file
* @throws IOException if an error occurred while reading the file
*/
public List<String> readAllLines(String path) throws IOException {
@ -326,7 +328,7 @@ public class ToolBox {
* Reads the lines of a file.
* The file is read using the default character encoding.
* @param path the file to be read
* @return the lines of the file.
* @return the lines of the file
* @throws IOException if an error occurred while reading the file
*/
public List<String> readAllLines(Path path) throws IOException {
@ -348,7 +350,7 @@ public class ToolBox {
* Reads the lines of a file using the given encoding.
* @param path the file to be read
* @param encoding the encoding to be used to read the file
* @return the lines of the file.
* @return the lines of the file
* @throws IOException if an error occurred while reading the file
*/
public List<String> readAllLines(Path path, String encoding) throws IOException {
@ -359,6 +361,30 @@ public class ToolBox {
return (encoding == null) ? Charset.defaultCharset() : Charset.forName(encoding);
}
/**
* Find .java files in one or more directories.
* <p>Similar to the shell "find" command: {@code find paths -name \*.java}.
* @param paths the directories in which to search for .java files
* @return the .java files found
* @throws IOException if an error occurred while searching for files
*/
public Path[] findJavaFiles(Path... paths) throws IOException {
Set<Path> files = new TreeSet<>(); // use TreeSet to force a consistent order
for (Path p : paths) {
Files.walkFileTree(p, new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
throws IOException {
if (file.getFileName().toString().endsWith(".java")) {
files.add(file);
}
return FileVisitResult.CONTINUE;
}
});
}
return files.toArray(new Path[files.size()]);
}
/**
* Writes a file containing the given content.
* Any necessary directories for the file will be created.