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// Copyright (c) 2014 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.

package org.cef.network;

import java.util.Vector;

/**
 * Class used to represent post data for a web request. The methods of this
 * class may be called on any thread.
 */
public abstract class CefPostData {
    // This CTOR can't be called directly. Call method create() instead.
    CefPostData() {}

    /**
     * Create a new CefPostData object.
     */
    public static final CefPostData create() {
        return CefPostData_N.createNative();
    }

    /**
     * Returns true if this object is read-only.
     */
    public abstract boolean isReadOnly();

    /**
     * Returns the number of existing post data elements.
     */
    public abstract int getElementCount();

    /**
     * Retrieve the post data elements.
     */
    public abstract void getElements(Vector elements);

    /**
     * Remove the specified post data element. Returns true if the removal
     * succeeds.
     */
    public abstract boolean removeElement(CefPostDataElement element);

    /**
     * Add the specified post data element. Returns true if the add succeeds.
     */
    public abstract boolean addElement(CefPostDataElement element);

    /**
     * Remove all existing post data elements.
     */
    public abstract void removeElements();

    @Override
    public String toString() {
        return toString(null);
    }

    public String toString(String mimeType) {
        Vector elements = new Vector();
        getElements(elements);

        String returnValue = "";
        for (CefPostDataElement el : elements) {
            returnValue += el.toString(mimeType) + "\n";
        }
        return returnValue;
    }
}