What Is fop.jar? I got it from the fop-2.7-bin.zip.

fop.jar in fop-2.7-bin.zip is the JAR file for FOP 2.7, which is a print formatter driven by XSL formatting objects (XSL-FO). You can obtain fop.jar from the build folder of the fop-2.7-bin.zip file.

Below is the information about the fop.jar (2.2) file:

JAR File Size and Download Location:

JAR name: fop.jar, fop-2.7.jar
Target JDK version: 1.7
File name: fop.jar
File size: 4442817 bytes
Release date: 20-Jan-2022
Download: Apache FOP Website

Java source code files for fop.jar:

⏎ org/apache/fop/fo/flow/table/BorderSpecification.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* $Id: BorderSpecification.java 679326 2008-07-24 09:35:34Z vhennebert $ */

package org.apache.fop.fo.flow.table;

import org.apache.fop.fo.Constants;
import org.apache.fop.fo.properties.CommonBorderPaddingBackground;
import org.apache.fop.fo.properties.CommonBorderPaddingBackground.BorderInfo;

/**
 * A border's informations, along with the FO element which declared it. Used for border
 * resolution in the collapsing-border model.
 */
public/*TODO*/ class BorderSpecification {

    private static BorderSpecification defaultBorder;

    private BorderInfo borderInfo;

    private int holder;

    /**
     * Creates a new border specification.
     *
     * @param borderInfo the border's informations
     * @param holder the FO element declaring this border
     */
    public/*TODO*/ BorderSpecification(BorderInfo borderInfo, int holder) {
        this.borderInfo = borderInfo;
        this.holder = holder;
    }

    static synchronized BorderSpecification getDefaultBorder() {
        if (defaultBorder == null) {
            defaultBorder = new BorderSpecification(CommonBorderPaddingBackground
                    .getDefaultBorderInfo(), Constants.FO_TABLE_CELL);
        }
        return defaultBorder;
    }

    /**
     * Returns this border's informations.
     *
     * @return this border's informations
     */
    public/*TODO*/ BorderInfo getBorderInfo() {
        return borderInfo;
    }

    /**
     * Returns the FO element declaring this border.
     *
     * @return one of {@link Constants#FO_TABLE}, {@link Constants#FO_TABLE_COLUMN},
     * {@link Constants#FO_TABLE_HEADER}, {@link Constants#FO_TABLE_FOOTER},
     * {@link Constants#FO_TABLE_BODY}, {@link Constants#FO_TABLE_ROW},
     * {@link Constants#FO_TABLE_CELL}
     */
    public/*TODO*/ int getHolder() {
        return holder;
    }

    /** {@inheritDoc} */
    public String toString() {
        String holderName = "";
        switch (holder) {
        case Constants.FO_TABLE: holderName = "table"; break;
        case Constants.FO_TABLE_COLUMN: holderName = "table-column"; break;
        case Constants.FO_TABLE_HEADER: holderName = "table-header"; break;
        case Constants.FO_TABLE_FOOTER: holderName = "table-footer"; break;
        case Constants.FO_TABLE_BODY: holderName = "table-body"; break;
        case Constants.FO_TABLE_ROW: holderName = "table-row"; break;
        case Constants.FO_TABLE_CELL: holderName = "table-cell"; break;
        default: assert false;
        }
        return "{" + borderInfo + ", " + holderName + "}";
    }
}

⏎ org/apache/fop/fo/flow/table/BorderSpecification.java

Or download all of them as a single archive file:

File name: fop-2.7-src.zip
File size: 3401312 bytes
Release date: 2022-01-20
Download 

⇒ "fop" Command in fop-2.7-bin.zip

⇐ What Is fop-2.7-bin.zip

⇑ Download and Installing of FOP 2.x

⇑⇑ FAQ for FOP (Formatting Object Processor)