<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../jacoco-resources/report.gif" type="image/gif"/><title>PDAppearanceEntry.java</title><link rel="stylesheet" href="../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">Apache PDFBox</a> &gt; <a href="index.source.html" class="el_package">org.apache.pdfbox.pdmodel.interactive.annotation</a> &gt; <span class="el_source">PDAppearanceEntry.java</span></div><h1>PDAppearanceEntry.java</h1><pre class="source lang-java linenums">/*
 * 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 &quot;License&quot;); 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 &quot;AS IS&quot; 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.
 */

package org.apache.pdfbox.pdmodel.interactive.annotation;

import java.util.HashMap;
import java.util.Map;
import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSName;
import org.apache.pdfbox.cos.COSStream;
import org.apache.pdfbox.pdmodel.common.COSDictionaryMap;
import org.apache.pdfbox.pdmodel.common.COSObjectable;

/**
 * An entry in an appearance dictionary. May contain either a single appearance stream or an appearance subdictionary.
 *
 * @author John Hewson
 */
public class PDAppearanceEntry implements COSObjectable
{
    private COSDictionary entry;

    private PDAppearanceEntry()
    {
    }

    /**
     * Constructor for reading.
     * 
     * @param entry
     */
    public PDAppearanceEntry(COSDictionary entry)
<span class="fc" id="L47">    {</span>
<span class="fc" id="L48">        this.entry = entry;</span>
<span class="fc" id="L49">    }</span>

    @Override
    public COSDictionary getCOSObject()
    {
<span class="fc" id="L54">        return entry;</span>
    }

    /**
     * Returns true if this entry is an appearance subdictionary.
     */
    public boolean isSubDictionary()
    {
<span class="fc bfc" id="L62" title="All 2 branches covered.">        return !(this.entry instanceof COSStream);</span>
    }

    /**
     * Returns true if this entry is an appearance stream.
     */
    public boolean isStream()
    {
<span class="fc" id="L70">        return this.entry instanceof COSStream;</span>
    }

    /**
     * Returns the entry as an appearance stream.
     *
     * @throws IllegalStateException if this entry is not an appearance stream
     */
    public PDAppearanceStream getAppearanceStream()
    {
<span class="pc bpc" id="L80" title="1 of 2 branches missed.">        if (!isStream())</span>
        {
<span class="nc" id="L82">            throw new IllegalStateException(&quot;This entry is not an appearance stream&quot;);</span>
        }
<span class="fc" id="L84">        return new PDAppearanceStream((COSStream) entry);</span>
    }

    /**
     * Returns the entry as an appearance subdictionary.
     *
     * @throws IllegalStateException if this entry is not an appearance subdictionary
     */
    public Map&lt;COSName, PDAppearanceStream&gt; getSubDictionary()
    {
<span class="pc bpc" id="L94" title="1 of 2 branches missed.">        if (!isSubDictionary())</span>
        {
<span class="nc" id="L96">            throw new IllegalStateException(&quot;This entry is not an appearance subdictionary&quot;);</span>
        }

<span class="fc" id="L99">        COSDictionary dict = entry;</span>
<span class="fc" id="L100">        Map&lt;COSName, PDAppearanceStream&gt; map = new HashMap&lt;&gt;();</span>

<span class="fc bfc" id="L102" title="All 2 branches covered.">        for (COSName name : dict.keySet())</span>
        {
<span class="fc" id="L104">            COSStream stream = dict.getCOSStream(name);</span>
            // the file from PDFBOX-1599 contains /null as its entry, so we skip non-stream entries
<span class="pc bpc" id="L106" title="1 of 2 branches missed.">            if (stream != null)</span>
            {
<span class="fc" id="L108">                map.put(name, new PDAppearanceStream(stream));</span>
            }
<span class="fc" id="L110">        }</span>
<span class="fc" id="L111">        return new COSDictionaryMap&lt;&gt;(map, dict);</span>
    }
}
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