ConfigLine.java

/*
 * Copyright (C) 2010, Mathias Kinzler <mathias.kinzler@sap.com>
 * Copyright (C) 2009, Constantine Plotnikov <constantine.plotnikov@gmail.com>
 * Copyright (C) 2007, Dave Watson <dwatson@mimvista.com>
 * Copyright (C) 2008-2010, Google Inc.
 * Copyright (C) 2009, Google, Inc.
 * Copyright (C) 2009, JetBrains s.r.o.
 * Copyright (C) 2007-2008, Robin Rosenberg <robin.rosenberg@dewire.com>
 * Copyright (C) 2006-2008, Shawn O. Pearce <spearce@spearce.org>
 * Copyright (C) 2008, Thad Hughes <thadh@thad.corp.google.com> and others
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0 which is available at
 * https://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package org.eclipse.jgit.lib;

import org.eclipse.jgit.util.StringUtils;

/** A line in a Git {@link Config} file. */
class ConfigLine {
    /** The text content before entry. */
    String prefix;

    /** The section name for the entry. */
    String section;

    /** Subsection name. */
    String subsection;

    /** The key name. */
    String name;

    /** The value. */
    String value;

    /** The text content after entry. */
    String suffix;

    /** The source from which this line was included from. */
    String includedFrom;

    ConfigLine forValue(String newValue) {
        final ConfigLine e = new ConfigLine();
        e.prefix = prefix;
        e.section = section;
        e.subsection = subsection;
        e.name = name;
        e.value = newValue;
        e.suffix = suffix;
        e.includedFrom = includedFrom;
        return e;
    }

    boolean match(final String aSection, final String aSubsection,
            final String aKey) {
        return eqIgnoreCase(section, aSection)
                && eqSameCase(subsection, aSubsection)
                && eqIgnoreCase(name, aKey);
    }

    boolean match(String aSection, String aSubsection) {
        return eqIgnoreCase(section, aSection)
                && eqSameCase(subsection, aSubsection);
    }

    private static boolean eqIgnoreCase(String a, String b) {
        if (a == null && b == null)
            return true;
        if (a == null || b == null)
            return false;
        return StringUtils.equalsIgnoreCase(a, b);
    }

    private static boolean eqSameCase(String a, String b) {
        if (a == null && b == null)
            return true;
        if (a == null || b == null)
            return false;
        return a.equals(b);
    }

    /** {@inheritDoc} */
    @SuppressWarnings("nls")
    @Override
    public String toString() {
        if (section == null)
            return "<empty>";
        StringBuilder b = new StringBuilder(section);
        if (subsection != null)
            b.append(".").append(subsection);
        if (name != null)
            b.append(".").append(name);
        if (value != null)
            b.append("=").append(value);
        return b.toString();
    }
}