131 lines
2.7 KiB
Java
131 lines
2.7 KiB
Java
package net.filebot;
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import static net.filebot.Logging.*;
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import java.io.File;
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import java.io.IOException;
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import java.nio.file.Path;
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import java.util.AbstractMap;
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import java.util.LinkedHashSet;
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import java.util.List;
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import java.util.Set;
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import com.sun.jna.Platform;
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import net.filebot.platform.bsd.ExtAttrView;
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import net.filebot.platform.mac.MacXattrView;
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import net.filebot.util.DefaultXattrView;
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import net.filebot.util.PlainFileXattrView;
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import net.filebot.util.XattrView;
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public class MetaAttributeView extends AbstractMap<String, String> {
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private final boolean FORCE_XATTR_STORE = System.getProperty("net.filebot.xattr.store") != null;
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private XattrView fs;
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public MetaAttributeView(File file) throws IOException {
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// resolve symlinks
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Path path = file.toPath().toRealPath();
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if (FORCE_XATTR_STORE) {
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fs = new PlainFileXattrView(path);
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} else if (Platform.isWindows() || Platform.isLinux()) {
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fs = new DefaultXattrView(path);
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} else if (Platform.isMac()) {
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fs = new MacXattrView(path);
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} else if (Platform.isFreeBSD() || Platform.isOpenBSD() || Platform.isNetBSD()) {
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fs = new ExtAttrView(path);
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} else {
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fs = new DefaultXattrView(path);
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}
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}
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@Override
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public String get(Object key) {
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return get(key.toString());
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}
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public String get(String key) {
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try {
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return fs.read(key);
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} catch (IOException e) {
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debug.warning(e::toString);
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}
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return null;
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}
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@Override
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public String put(String key, String value) {
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try {
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if (value == null || value.isEmpty()) {
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fs.delete(key);
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} else {
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fs.write(key, value);
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}
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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return null; // since we don't know the old value
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}
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@Override
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public void clear() {
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try {
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for (String key : fs.list()) {
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fs.delete(key);
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}
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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public List<String> list() throws IOException {
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return fs.list();
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}
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@Override
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public Set<Entry<String, String>> entrySet() {
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try {
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Set<Entry<String, String>> entries = new LinkedHashSet<Entry<String, String>>();
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for (String name : list()) {
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entries.add(new AttributeEntry(name));
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}
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return entries;
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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private class AttributeEntry implements Entry<String, String> {
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private final String name;
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public AttributeEntry(String name) {
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this.name = name;
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}
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@Override
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public String getKey() {
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return name;
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}
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@Override
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public String getValue() {
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return get(name);
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}
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@Override
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public String setValue(String value) {
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return put(name, value);
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}
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@Override
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public String toString() {
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return getKey() + "=" + getValue();
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}
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}
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}
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