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 * this list of conditions and the following disclaimer in the documentation
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 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
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package org.hsqldb.util.preprocessor;

/* $Id: Option.java 5793 2018-01-06 13:12:38Z fredt $ */

Static methods and constants to decode preprocessor options.
Author:
Campbell Burnet (campbell-burnet@users dot sourceforge.net)
Version:
1.8.1
Since:
1.8.1/**
 * Static methods and constants to decode preprocessor options.
 *
 * @author Campbell Burnet (campbell-burnet@users dot sourceforge.net)
 * @version 1.8.1
 * @since 1.8.1
 */
public class Option {

    public static final int DEFAULT   = 0;    // No options set
    public static final int BACKUP    = 1<<0; // Backup source files?
    public static final int FILTER    = 1<<1; // Remove directive lines?
    public static final int INDENT    = 1<<2; // indent directive lines?
    public static final int TEST_ONLY = 1<<3; // process only; don't save
    public static final int VERBOSE   = 1<<4; // log detailed info

    private Option(){/*Construction Disabled*/}

    public static boolean isDefault(int options) {
        return options == DEFAULT;
    }

    public static int setDefault(int options, boolean _default) {
        return (_default) ? DEFAULT : options;
    }

    public static boolean isBackup(int options) {
        return ((options & BACKUP) != 0);
    }

    public static int setBackup(int options, boolean backup) {
        return (backup) ? (options | BACKUP) : (options & ~BACKUP);
    }

    public static boolean isFilter(int options) {
        return ((options & FILTER) != 0);
    }

    public static int setFilter(int options, boolean filter) {
        return (filter) ? (options | FILTER) : (options & ~FILTER);
    }

    public static boolean isIndent(int options) {
        return ((options & INDENT) != 0);
    }

    public static int setIndent(int options, boolean indent) {
        return (indent) ? (options | INDENT) : (options & ~INDENT);
    }

    public static boolean isTestOnly(int options) {
        return ((options & TEST_ONLY) != 0);
    }

    public static int setTestOnly(int options, boolean testOnly) {
        return (testOnly) ? (options | TEST_ONLY) : (options & ~TEST_ONLY);
    }

    public static boolean isVerbose(int options) {
        return ((options & VERBOSE) != 0);
    }

    public static int setVerbose(int options, boolean verbose) {
        return (verbose) ? (options | VERBOSE) : (options & ~VERBOSE);
    }
}