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path: root/src/java/org/apache/fop/pdf/PDFFileSpec.java
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/*
 * 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.
 */

/* $Id$ */

package org.apache.fop.pdf;

/**
 * class representing a /FileSpec object.
 *
 */
public class PDFFileSpec extends PDFObject {

    /**
     * the filename
     */
    protected String filename;

    /**
     * create a /FileSpec object.
     *
     * @param filename the filename represented by this object
     */
    public PDFFileSpec(String filename) {

        /* generic creation of object */
        super();

        this.filename = filename;
    }

    /**
     * {@inheritDoc}
     */
    public String toPDFString() {
        return getObjectID()
                + "<<\n/Type /FileSpec\n"
                + "/F (" + this.filename + ")\n"
                + ">>\nendobj\n";
    }

    /*
     * example
     * 29 0 obj
     * <<
     * /Type /FileSpec
     * /F (table1.pdf)
     * >>
     * endobj
     */

    /**
     * Check if this equals another object.
     *
     * @param obj the object to compare
     * @return true if this equals other object
     */
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }

        if (obj == null || !(obj instanceof PDFFileSpec)) {
            return false;
        }

        PDFFileSpec spec = (PDFFileSpec)obj;

        if (!spec.filename.equals(filename)) {
            return false;
        }

        return true;
    }
}