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org.freedesktop.gstreamer.gst.DebugLevel Maven / Gradle / Ivy

/* Java-GI - Java language bindings for GObject-Introspection-based libraries
 * Copyright (C) 2022-2023 Jan-Willem Harmannij
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see .
 */

 /* This file has been generated with Java-GI.
  * Do not edit this file directly!
  * Visit https://jwharm.github.io/java-gi for more information.
  */

package org.freedesktop.gstreamer.gst;

import io.github.jwharm.javagi.gobject.*;
import io.github.jwharm.javagi.gobject.types.*;
import io.github.jwharm.javagi.base.*;
import io.github.jwharm.javagi.interop.*;
import java.lang.foreign.*;
import java.lang.invoke.*;
import org.jetbrains.annotations.*;

/**
 * The level defines the importance of a debugging message. The more important a
 * message is, the greater the probability that the debugging system outputs it.
 */
public enum DebugLevel implements io.github.jwharm.javagi.base.Enumeration {
    
    /**
     * No debugging level specified or desired. Used to deactivate
     *  debugging output.
     */
    NONE(0),
    
    /**
     * Error messages are to be used only when an error occurred
     *  that stops the application from keeping working correctly.
     *  An examples is gst_element_error, which outputs a message with this priority.
     *  It does not mean that the application is terminating as with g_error.
     */
    ERROR(1),
    
    /**
     * Warning messages are to inform about abnormal behaviour
     *  that could lead to problems or weird behaviour later on. An example of this
     *  would be clocking issues ("your computer is pretty slow") or broken input
     *  data ("Can't synchronize to stream.")
     */
    WARNING(2),
    
    /**
     * Fixme messages are messages that indicate that something
     *  in the executed code path is not fully implemented or handled yet. Note
     *  that this does not replace proper error handling in any way, the purpose
     *  of this message is to make it easier to spot incomplete/unfinished pieces
     *  of code when reading the debug log.
     */
    FIXME(3),
    
    /**
     * Informational messages should be used to keep the developer
     *  updated about what is happening.
     *  Examples where this should be used are when a typefind function has
     *  successfully determined the type of the stream or when an mp3 plugin detects
     *  the format to be used. ("This file has mono sound.")
     */
    INFO(4),
    
    /**
     * Debugging messages should be used when something common
     *  happens that is not the expected default behavior, or something that's
     *  useful to know but doesn't happen all the time (ie. per loop iteration or
     *  buffer processed or event handled).
     *  An example would be notifications about state changes or receiving/sending
     *  of events.
     */
    DEBUG(5),
    
    /**
     * Log messages are messages that are very common but might be
     *  useful to know. As a rule of thumb a pipeline that is running as expected
     *  should never output anything else but LOG messages whilst processing data.
     *  Use this log level to log recurring information in chain functions and
     *  loop functions, for example.
     */
    LOG(6),
    
    /**
     * Tracing-related messages.
     *  Examples for this are referencing/dereferencing of objects.
     */
    TRACE(7),
    
    /**
     * memory dump messages are used to log (small) chunks of
     *  data as memory dumps in the log. They will be displayed as hexdump with
     *  ASCII characters.
     */
    MEMDUMP(9),
    
    /**
     * The number of defined debugging levels.
     */
    COUNT(10);
    
    /**
     * Get the GType of the GstDebugLevel class.
     * @return the GType
     */
    public static org.gnome.glib.Type getType() {
        return Interop.getType("gst_debug_level_get_type");
    }
    
    private final int value;
    
    /**
     * Create a new DebugLevel for the provided value
     * @param value the enum value
     */
    DebugLevel(int value) {
        this.value = value;
    }
    
    /**
     * Get the numeric value of this enum
     * @return the enum value
     */
    @Override
    public int getValue() {
        return value;
    }
    
    /**
     * Create a new DebugLevel for the provided value
     * @param value the enum value
     * @return the enum for the provided value
     */
    public static DebugLevel of(int value) {
        return switch (value) {
            case 0 -> NONE;
            case 1 -> ERROR;
            case 2 -> WARNING;
            case 3 -> FIXME;
            case 4 -> INFO;
            case 5 -> DEBUG;
            case 6 -> LOG;
            case 7 -> TRACE;
            case 9 -> MEMDUMP;
            case 10 -> COUNT;
            default -> throw new IllegalStateException("Unexpected value: " + value);
        };
    }
    
    /**
     * Get the string representation of a debugging level
     * @param level the level to get the name for
     * @return the name
     */
    public static java.lang.String getName(org.freedesktop.gstreamer.gst.DebugLevel level) {
        FunctionDescriptor _fdesc = FunctionDescriptor.of(ValueLayout.ADDRESS, ValueLayout.JAVA_INT);
        MemorySegment _result;
        try {
            _result = (MemorySegment) Interop.downcallHandle("gst_debug_level_get_name", _fdesc, false).invokeExact(level.getValue());
        } catch (Throwable _err) {
            throw new AssertionError("Unexpected exception occurred: ", _err);
        }
        return Interop.getStringFrom(_result, false);
    }
}