com.oracle.libuv.Constants Maven / Gradle / Ivy
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.oracle.libuv;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
public final class Constants {
private static final Field[] FIELDS = Constants.class.getDeclaredFields();
private static final int MASK = Modifier.PUBLIC | Modifier.STATIC | Modifier.FINAL;
private static final int[] FIELD_VALUES = new int[FIELDS.length];
private static final Map CONSTANTS;
private static final Map CONSTANTS_STRING;
public static Map getConstants() {
return CONSTANTS;
}
public static Map getConstantsString() {
return CONSTANTS_STRING;
}
static {
Constants._get_field_values(FIELD_VALUES);
}
public static final int O_RDONLY = FIELD_VALUES[0];
public static final int O_WRONLY = FIELD_VALUES[1];
public static final int O_RDWR = FIELD_VALUES[2];
public static final int O_APPEND = FIELD_VALUES[3];
public static final int O_CREAT = FIELD_VALUES[4];
public static final int O_TRUNC = FIELD_VALUES[5];
public static final int O_EXCL = FIELD_VALUES[6];
public static final int O_SYNC = FIELD_VALUES[7];
public static final int O_NOCTTY = FIELD_VALUES[8];
public static final int S_IRUSR = FIELD_VALUES[9];
public static final int S_IWUSR = FIELD_VALUES[10];
public static final int S_IXUSR = FIELD_VALUES[11];
public static final int S_IRWXU = FIELD_VALUES[12];
public static final int S_IRGRP = FIELD_VALUES[13];
public static final int S_IWGRP = FIELD_VALUES[14];
public static final int S_IXGRP = FIELD_VALUES[15];
public static final int S_IRWXG = FIELD_VALUES[16];
public static final int S_IROTH = FIELD_VALUES[17];
public static final int S_IWOTH = FIELD_VALUES[18];
public static final int S_IXOTH = FIELD_VALUES[19];
public static final int S_IRWXO = FIELD_VALUES[20];
public static final int S_IFMT = FIELD_VALUES[21];
public static final int S_IFIFO = FIELD_VALUES[22];
public static final int S_IFCHR = FIELD_VALUES[23];
public static final int S_IFDIR = FIELD_VALUES[24];
public static final int S_IFBLK = FIELD_VALUES[25];
public static final int S_IFREG = FIELD_VALUES[26];
public static final int S_IFLNK = FIELD_VALUES[27];
public static final int S_IFSOCK = FIELD_VALUES[28];
public static final int S_IFWHT = FIELD_VALUES[29];
public static final int S_ISUID = FIELD_VALUES[30];
public static final int S_ISGID = FIELD_VALUES[31];
public static final int S_ISVTX = FIELD_VALUES[32];
public static final int SIGHUP = FIELD_VALUES[33];
public static final int SIGINT = FIELD_VALUES[34];
public static final int SIGQUIT = FIELD_VALUES[35];
public static final int SIGILL = FIELD_VALUES[36];
public static final int SIGTRAP = FIELD_VALUES[37];
public static final int SIGABRT = FIELD_VALUES[38];
public static final int SIGIOT = FIELD_VALUES[39];
public static final int SIGBUS = FIELD_VALUES[40];
public static final int SIGFPE = FIELD_VALUES[41];
public static final int SIGKILL = FIELD_VALUES[42];
public static final int SIGUSR1 = FIELD_VALUES[43];
public static final int SIGSEGV = FIELD_VALUES[44];
public static final int SIGUSR2 = FIELD_VALUES[45];
public static final int SIGPIPE = FIELD_VALUES[46];
public static final int SIGALRM = FIELD_VALUES[47];
public static final int SIGTERM = FIELD_VALUES[48];
public static final int SIGSTKFLT = FIELD_VALUES[49];
public static final int SIGCHLD = FIELD_VALUES[50];
public static final int SIGCONT = FIELD_VALUES[51];
public static final int SIGSTOP = FIELD_VALUES[52];
public static final int SIGTSTP = FIELD_VALUES[53];
public static final int SIGTTIN = FIELD_VALUES[54];
public static final int SIGTTOU = FIELD_VALUES[55];
public static final int SIGURG = FIELD_VALUES[56];
public static final int SIGXCPU = FIELD_VALUES[57];
public static final int SIGXFSZ = FIELD_VALUES[58];
public static final int SIGVTALRM = FIELD_VALUES[59];
public static final int SIGPROF = FIELD_VALUES[60];
public static final int SIGWINCH = FIELD_VALUES[61];
public static final int SIGIO = FIELD_VALUES[62];
public static final int SIGPOLL = FIELD_VALUES[63];
public static final int SIGPWR = FIELD_VALUES[64];
public static final int SIGSYS = FIELD_VALUES[65];
public static final int SIGUNUSED = FIELD_VALUES[66];
private static native void _get_field_values(int[] values);
static {
final Map constants = new HashMap<>(FIELDS.length);
final Map constantsString = new HashMap<>(FIELDS.length);
for (final Field f : FIELDS) {
if ((f.getModifiers() & MASK) == MASK) {
try {
constants.put(f.getName(), (Integer) f.get(null));
constantsString.put((Integer) f.get(null), f.getName());
} catch (IllegalArgumentException | IllegalAccessException ex) {
// Should never happen, ignore with msg
ex.printStackTrace();
}
}
}
CONSTANTS = Collections.unmodifiableMap(constants);
CONSTANTS_STRING = Collections.unmodifiableMap(constantsString);
}
}
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