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package org.apache.catalina.core;

import java.io.Serializable;

/**
 * This class stores information about the last dispatch target
 * which is used for AsyncContext#dispatch().
 *
 * @author Shing Wai Chan
 */
public class DispatchTargetsInfo implements Serializable {
    private String[] targets = new String[2];
    private boolean[] named = new boolean[2];

    DispatchTargetsInfo() {
    }

    void addDispatchTarget(String target, boolean isNamed) {
        targets[0] = targets[1];
        targets[1] = target;

        named[0] = named[1];
        named[1] = isNamed;
    }

    public String getLastDispatchTarget() {
        return targets[0];
    }

    public boolean isLastNamedDispatchTarget() {
        return named[0];
    }
}