下面列出了怎么用java.nio.file.spi.FileTypeDetector的API类实例代码及写法，或者点击链接到github查看源代码。
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes),
new MagicFileTypeDetector());
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
/**
* Returns a {@code FileTypeDetector} for this platform.
*/
FileTypeDetector getFileTypeDetector() {
return new AbstractFileTypeDetector() {
@Override
public String implProbeContentType(Path file) {
return null;
}
};
}
/**
* Returns a {@code FileTypeDetector} that chains the given array of file
* type detectors. When the {@code implProbeContentType} method is invoked
* then each of the detectors is invoked in turn, the result from the
* first to detect the file type is returned.
*/
final FileTypeDetector chain(final AbstractFileTypeDetector... detectors) {
return new AbstractFileTypeDetector() {
@Override
protected String implProbeContentType(Path file) throws IOException {
for (AbstractFileTypeDetector detector : detectors) {
String result = detector.implProbeContentType(file);
if (result != null && !result.isEmpty()) {
return result;
}
}
return null;
}
};
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes),
new MagicFileTypeDetector());
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
/**
* Returns a {@code FileTypeDetector} that chains the given array of file
* type detectors. When the {@code implProbeContentType} method is invoked
* then each of the detectors is invoked in turn, the result from the
* first to detect the file type is returned.
*/
final FileTypeDetector chain(final AbstractFileTypeDetector... detectors) {
return new AbstractFileTypeDetector() {
@Override
protected String implProbeContentType(Path file) throws IOException {
for (AbstractFileTypeDetector detector : detectors) {
String result = detector.implProbeContentType(file);
if (result != null && !result.isEmpty()) {
return result;
}
}
return null;
}
};
}
/**
* Returns a {@code FileTypeDetector} for this platform.
*/
FileTypeDetector getFileTypeDetector() {
return new AbstractFileTypeDetector() {
@Override
public String implProbeContentType(Path file) {
return null;
}
};
}
/**
* Returns a {@code FileTypeDetector} that chains the given array of file
* type detectors. When the {@code implProbeContentType} method is invoked
* then each of the detectors is invoked in turn, the result from the
* first to detect the file type is returned.
*/
final FileTypeDetector chain(final AbstractFileTypeDetector... detectors) {
return new AbstractFileTypeDetector() {
@Override
protected String implProbeContentType(Path file) throws IOException {
for (AbstractFileTypeDetector detector : detectors) {
String result = detector.implProbeContentType(file);
if (result != null && !result.isEmpty()) {
return result;
}
}
return null;
}
};
}
/**
* Returns a {@code FileTypeDetector} for this platform.
*/
FileTypeDetector getFileTypeDetector() {
return new AbstractFileTypeDetector() {
@Override
public String implProbeContentType(Path file) {
return null;
}
};
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes),
new MagicFileTypeDetector());
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes));
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes),
new MagicFileTypeDetector());
}
@Override
FileTypeDetector getFileTypeDetector() {
Path userMimeTypes = Paths.get(AccessController.doPrivileged(
new GetPropertyAction("user.home")), ".mime.types");
Path etcMimeTypes = Paths.get("/etc/mime.types");
return chain(new GnomeFileTypeDetector(),
new MimeTypesFileTypeDetector(userMimeTypes),
new MimeTypesFileTypeDetector(etcMimeTypes));
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static FileTypeDetector createDefaultFileTypeDetector() {
return AccessController
.doPrivileged(new PrivilegedAction<FileTypeDetector>() {
@Override public FileTypeDetector run() {
return sun.nio.fs.DefaultFileTypeDetector.create();
}});
}
private static List<FileTypeDetector> loadInstalledDetectors() {
return AccessController
.doPrivileged(new PrivilegedAction<List<FileTypeDetector>>() {
@Override public List<FileTypeDetector> run() {
List<FileTypeDetector> list = new ArrayList<>();
ServiceLoader<FileTypeDetector> loader = ServiceLoader
.load(FileTypeDetector.class, ClassLoader.getSystemClassLoader());
for (FileTypeDetector detector: loader) {
list.add(detector);
}
return list;
}});
}