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Diffstat (limited to 'libjava/classpath/gnu/javax/net/ssl/provider/CompressionMethod.java')
-rw-r--r-- | libjava/classpath/gnu/javax/net/ssl/provider/CompressionMethod.java | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/javax/net/ssl/provider/CompressionMethod.java b/libjava/classpath/gnu/javax/net/ssl/provider/CompressionMethod.java new file mode 100644 index 00000000000..c2fdf05f9a3 --- /dev/null +++ b/libjava/classpath/gnu/javax/net/ssl/provider/CompressionMethod.java @@ -0,0 +1,104 @@ +/* CompressionMethod.java -- the compression method enum. + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is a part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or (at +your option) any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 +USA + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.javax.net.ssl.provider; + +import java.io.EOFException; +import java.io.InputStream; +import java.io.IOException; + +final class CompressionMethod implements Enumerated +{ + + // Constants and fields. + // ------------------------------------------------------------------------- + + static final CompressionMethod NULL = new CompressionMethod(0), + ZLIB = new CompressionMethod(1); + + private final int value; + + // Constructor. + // ------------------------------------------------------------------------- + + private CompressionMethod(int value) + { + this.value = value; + } + + // Class method. + // ------------------------------------------------------------------------- + + static CompressionMethod read(InputStream in) throws IOException + { + int value = in.read(); + if (value == -1) + { + throw new EOFException("unexpected end of input stream"); + } + switch (value & 0xFF) + { + case 0: return NULL; + case 1: return ZLIB; + default: return new CompressionMethod(value); + } + } + + // Instance methods. + // ------------------------------------------------------------------------- + + public byte[] getEncoded() + { + return new byte[] { (byte) value }; + } + + public int getValue() + { + return value; + } + + public String toString() + { + switch (value) + { + case 0: return "null"; + case 1: return "zlib"; + default: return "unknown(" + value + ")"; + } + } +} |