diff options
Diffstat (limited to 'src/windows/classes/sun/nio/fs/WindowsFileStore.java')
| -rw-r--r-- | src/windows/classes/sun/nio/fs/WindowsFileStore.java | 154 |
1 files changed, 33 insertions, 121 deletions
diff --git a/src/windows/classes/sun/nio/fs/WindowsFileStore.java b/src/windows/classes/sun/nio/fs/WindowsFileStore.java index 5d3a0af25..a906b54e0 100644 --- a/src/windows/classes/sun/nio/fs/WindowsFileStore.java +++ b/src/windows/classes/sun/nio/fs/WindowsFileStore.java @@ -27,7 +27,6 @@ package sun.nio.fs; import java.nio.file.*; import java.nio.file.attribute.*; -import java.util.*; import java.io.IOException; import static sun.nio.fs.WindowsConstants.*; @@ -120,23 +119,40 @@ class WindowsFileStore @Override @SuppressWarnings("unchecked") - public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> view) { - if (view == FileStoreSpaceAttributeView.class) + public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> type) { + if (type == null) + throw new NullPointerException(); + if (type == FileStoreSpaceAttributeView.class) return (V) new WindowsFileStoreAttributeView(this); return (V) null; } @Override - public FileStoreAttributeView getFileStoreAttributeView(String name) { - if (name.equals("space")) - return new WindowsFileStoreAttributeView(this); - if (name.equals("volume")) - return new VolumeFileStoreAttributeView(this); - return null; + public Object getAttribute(String attribute) throws IOException { + // standard + if (attribute.equals("space:totalSpace")) + return new WindowsFileStoreAttributeView(this) + .readAttributes().totalSpace(); + if (attribute.equals("space:usableSpace")) + return new WindowsFileStoreAttributeView(this) + .readAttributes().usableSpace(); + if (attribute.equals("space:unallocatedSpace")) + return new WindowsFileStoreAttributeView(this) + .readAttributes().unallocatedSpace(); + // windows specific for testing purposes + if (attribute.equals("volume:vsn")) + return volInfo.volumeSerialNumber(); + if (attribute.equals("volume:isRemovable")) + return volType == DRIVE_REMOVABLE; + if (attribute.equals("volume:isCdrom")) + return volType == DRIVE_CDROM; + throw new UnsupportedOperationException("'" + attribute + "' not recognized"); } @Override public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) { + if (type == null) + throw new NullPointerException(); if (type == BasicFileAttributeView.class) return true; if (type == AclFileAttributeView.class || type == FileOwnerAttributeView.class) @@ -154,7 +170,7 @@ class WindowsFileStore return supportsFileAttributeView(AclFileAttributeView.class); if (name.equals("owner")) return supportsFileAttributeView(FileOwnerAttributeView.class); - if (name.equals("xattr")) + if (name.equals("user")) return supportsFileAttributeView(UserDefinedFileAttributeView.class); return false; } @@ -188,7 +204,7 @@ class WindowsFileStore } static class WindowsFileStoreAttributeView - extends AbstractFileStoreSpaceAttributeView + implements FileStoreSpaceAttributeView { private final WindowsFileStore fs; @@ -197,6 +213,11 @@ class WindowsFileStore } @Override + public String name() { + return "space"; + } + + @Override public FileStoreSpaceAttributes readAttributes() throws IOException { @@ -225,113 +246,4 @@ class WindowsFileStore }; } } - - /** - * Windows-specific attribute view to allow access to volume information. - */ - static class VolumeFileStoreAttributeView - implements FileStoreAttributeView - { - private static final String VSN_NAME = "vsn"; - private static final String COMPRESSED_NAME = "compressed"; - private static final String REMOVABLE_NAME = "removable"; - private static final String CDROM_NAME = "cdrom"; - - private final WindowsFileStore fs; - - VolumeFileStoreAttributeView(WindowsFileStore fs) { - this.fs = fs; - } - - @Override - public String name() { - return "volume"; - } - - private int vsn() { - return fs.volumeInformation().volumeSerialNumber(); - } - - private boolean isCompressed() { - return (fs.volumeInformation().flags() & - FILE_VOLUME_IS_COMPRESSED) > 0; - } - - private boolean isRemovable() { - return fs.volumeType() == DRIVE_REMOVABLE; - } - - private boolean isCdrom() { - return fs.volumeType() == DRIVE_CDROM; - } - - @Override - public Object getAttribute(String attribute) throws IOException { - if (attribute.equals(VSN_NAME)) - return vsn(); - if (attribute.equals(COMPRESSED_NAME)) - return isCompressed(); - if (attribute.equals(REMOVABLE_NAME)) - return isRemovable(); - if (attribute.equals(CDROM_NAME)) - return isCdrom(); - return null; - } - - @Override - public void setAttribute(String attribute, Object value) - throws IOException - { - throw new UnsupportedOperationException(); - } - - @Override - public Map<String,?> readAttributes(String first, String... rest) - throws IOException - { - boolean all = false; - boolean vsn = false; - boolean compressed = false; - boolean removable = false; - boolean cdrom = false; - - if (first.equals(VSN_NAME)) vsn = true; - else if (first.equals(COMPRESSED_NAME)) compressed = true; - else if (first.equals(REMOVABLE_NAME)) removable = true; - else if (first.equals(CDROM_NAME)) cdrom = true; - else if (first.equals("*")) all = true; - - if (!all) { - for (String attribute: rest) { - if (attribute.equals("*")) { - all = true; - break; - } - if (attribute.equals(VSN_NAME)) { - vsn = true; - continue; - } - if (attribute.equals(COMPRESSED_NAME)) { - compressed = true; - continue; - } - if (attribute.equals(REMOVABLE_NAME)) { - removable = true; - continue; - } - } - } - - Map<String,Object> result = new HashMap<String,Object>(); - if (all || vsn) - result.put(VSN_NAME, vsn()); - if (all || compressed) - result.put(COMPRESSED_NAME, isCompressed()); - if (all || removable) - result.put(REMOVABLE_NAME, isRemovable()); - if (all || cdrom) - result.put(CDROM_NAME, isCdrom()); - return result; - } - } -} + } |