CarrotChat v2.8.80.240429版本的 MD5 值为：fdf98761f01e715a89df24b85b0d206e

以下内容为反编译后的 RSMSet.java 源代码，内容仅作参考

package org.jivesoftware.smackx.rsm.packet;

import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.Stanza;
import org.jivesoftware.smack.util.XmlStringBuilder;

public class RSMSet implements ExtensionElement {
    public static final String ELEMENT = "set";
    public static final String NAMESPACE = "http://jabber.org/protocol/rsm";
    private final String after;
    private final String before;
    private final int count;
    private final int firstIndex;
    private final String firstString;
    private final int index;
    private final String last;
    private final int max;

    static class AnonymousClass1 {
        static final int[] $SwitchMap$org$jivesoftware$smackx$rsm$packet$RSMSet$PageDirection;

        static {
            int[] iArr = new int[PageDirection.values().length];
            $SwitchMap$org$jivesoftware$smackx$rsm$packet$RSMSet$PageDirection = iArr;
            try {
                iArr[PageDirection.before.ordinal()] = 1;
            } catch (NoSuchFieldError unused) {
            }
            try {
                $SwitchMap$org$jivesoftware$smackx$rsm$packet$RSMSet$PageDirection[PageDirection.after.ordinal()] = 2;
            } catch (NoSuchFieldError unused2) {
            }
        }
    }

    public enum PageDirection {
        before,
        after
    }

    public RSMSet(int i10) {
        this(i10, -1);
    }

    public static RSMSet from(Stanza stanza) {
        return (RSMSet) stanza.getExtension(ELEMENT, NAMESPACE);
    }

    public static RSMSet newAfter(String str) {
        return new RSMSet(str, PageDirection.after);
    }

    public static RSMSet newBefore(String str) {
        return new RSMSet(str, PageDirection.before);
    }

    public String getAfter() {
        return this.after;
    }

    public String getBefore() {
        return this.before;
    }

    public int getCount() {
        return this.count;
    }

    @Override
    public String getElementName() {
        return ELEMENT;
    }

    public String getFirst() {
        return this.firstString;
    }

    public int getFirstIndex() {
        return this.firstIndex;
    }

    public int getIndex() {
        return this.index;
    }

    public String getLast() {
        return this.last;
    }

    public int getMax() {
        return this.max;
    }

    @Override
    public String getNamespace() {
        return NAMESPACE;
    }

    public RSMSet(int i10, int i11) {
        this(null, null, -1, i11, null, i10, null, -1);
    }

    @Override
    public XmlStringBuilder toXML() {
        XmlStringBuilder xmlStringBuilder = new XmlStringBuilder((ExtensionElement) this);
        xmlStringBuilder.rightAngleBracket();
        xmlStringBuilder.optElement("after", this.after);
        xmlStringBuilder.optElement("before", this.before);
        xmlStringBuilder.optIntElement("count", this.count);
        if (this.firstString != null) {
            xmlStringBuilder.halfOpenElement("first");
            xmlStringBuilder.optIntAttribute("index", this.firstIndex);
            xmlStringBuilder.rightAngleBracket();
            xmlStringBuilder.append((CharSequence) this.firstString);
            xmlStringBuilder.closeElement("first");
        }
        xmlStringBuilder.optIntElement("index", this.index);
        xmlStringBuilder.optElement("last", this.last);
        xmlStringBuilder.optIntElement("max", this.max);
        xmlStringBuilder.closeElement(this);
        return xmlStringBuilder;
    }

    public RSMSet(String str, PageDirection pageDirection) {
        this(-1, str, pageDirection);
    }

    public RSMSet(int i10, String str, PageDirection pageDirection) {
        int i11 = AnonymousClass1.$SwitchMap$org$jivesoftware$smackx$rsm$packet$RSMSet$PageDirection[pageDirection.ordinal()];
        if (i11 == 1) {
            this.before = str;
            this.after = null;
        } else if (i11 == 2) {
            this.before = null;
            this.after = str;
        } else {
            throw new AssertionError();
        }
        this.count = -1;
        this.index = -1;
        this.last = null;
        this.max = i10;
        this.firstString = null;
        this.firstIndex = -1;
    }

    public RSMSet(String str, String str2, int i10, int i11, String str3, int i12, String str4, int i13) {
        this.after = str;
        this.before = str2;
        this.count = i10;
        this.index = i11;
        this.last = str3;
        this.max = i12;
        this.firstString = str4;
        this.firstIndex = i13;
    }
}