/
TestFileManager.java
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/
TestFileManager.java
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/*
* 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.
*/
package org.apache.maven.artifact.testutils;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.codehaus.plexus.util.FileUtils;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
@Deprecated
public class TestFileManager {
public static final String TEMP_DIR_PATH = System.getProperty("java.io.tmpdir");
private List<File> filesToDelete = new ArrayList<>();
private final String baseFilename;
private final String fileSuffix;
private StackTraceElement callerInfo;
private Thread cleanupWarning;
private boolean warnAboutCleanup = false;
public TestFileManager(String baseFilename, String fileSuffix) {
this.baseFilename = baseFilename;
this.fileSuffix = fileSuffix;
initializeCleanupMonitoring();
}
private void initializeCleanupMonitoring() {
callerInfo = new NullPointerException().getStackTrace()[2];
Runnable warning = this::maybeWarnAboutCleanUp;
cleanupWarning = new Thread(warning);
Runtime.getRuntime().addShutdownHook(cleanupWarning);
}
private void maybeWarnAboutCleanUp() {
if (warnAboutCleanup) {
System.out.println("[WARNING] TestFileManager from: " + callerInfo.getClassName() + " not cleaned up!");
}
}
public void markForDeletion(File toDelete) {
filesToDelete.add(toDelete);
warnAboutCleanup = true;
}
public synchronized File createTempDir() {
try {
Thread.sleep(20);
} catch (InterruptedException e) {
// ignore
}
File dir = new File(TEMP_DIR_PATH, baseFilename + System.currentTimeMillis());
dir.mkdirs();
markForDeletion(dir);
return dir;
}
public synchronized File createTempFile() throws IOException {
File tempFile = File.createTempFile(baseFilename, fileSuffix);
tempFile.deleteOnExit();
markForDeletion(tempFile);
return tempFile;
}
public void cleanUp() throws IOException {
for (Iterator it = filesToDelete.iterator(); it.hasNext(); ) {
File file = (File) it.next();
if (file.exists()) {
if (file.isDirectory()) {
FileUtils.deleteDirectory(file);
} else {
file.delete();
}
}
it.remove();
}
warnAboutCleanup = false;
}
public void assertFileExistence(File dir, String filename, boolean shouldExist) {
File file = new File(dir, filename);
if (shouldExist) {
assertTrue(file.exists());
} else {
assertFalse(file.exists());
}
}
public void assertFileContents(File dir, String filename, String contentsTest, String encoding) throws IOException {
assertFileExistence(dir, filename, true);
File file = new File(dir, filename);
String contents = FileUtils.fileRead(file, encoding);
assertEquals(contentsTest, contents);
}
public File createFile(File dir, String filename, String contents, String encoding) throws IOException {
File file = new File(dir, filename);
file.getParentFile().mkdirs();
FileUtils.fileWrite(file.getPath(), encoding, contents);
markForDeletion(file);
return file;
}
public String getFileContents(File file, String encoding) throws IOException {
return FileUtils.fileRead(file, encoding);
}
protected void finalize() throws Throwable {
maybeWarnAboutCleanUp();
super.finalize();
}
public File createFile(String filename, String content, String encoding) throws IOException {
File dir = createTempDir();
return createFile(dir, filename, content, encoding);
}
}