FeedImage.java

package de.danoeh.antennapodsp.feed;

import de.danoeh.antennapodsp.asynctask.ImageLoader;
import org.apache.commons.io.IOUtils;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;


public class FeedImage extends FeedFile implements
        ImageLoader.ImageWorkerTaskResource {
    public static final int FEEDFILETYPE_FEEDIMAGE = 1;

    protected String title;
    protected FeedComponent owner;

    public FeedImage(String download_url, String title) {
        super(null, download_url, false);
        this.download_url = download_url;
        this.title = title;
    }

    public FeedImage(long id, String title, String file_url,
                     String download_url, boolean downloaded) {
        super(file_url, download_url, downloaded);
        this.id = id;
        this.title = title;
    }

    @Override
    public String getHumanReadableIdentifier() {
        if (owner != null && owner.getHumanReadableIdentifier() != null) {
            return owner.getHumanReadableIdentifier();
        } else {
            return download_url;
        }
    }

    @Override
    public int getTypeAsInt() {
        return FEEDFILETYPE_FEEDIMAGE;
    }

    public FeedImage() {
        super();
    }

    public String getTitle() {
        return title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    public FeedComponent getOwner() {
        return owner;
    }

    public void setOwner(FeedComponent owner) {
        this.owner = owner;
    }

    @Override
    public InputStream openImageInputStream() {
        if (file_url != null) {
            File file = new File(file_url);
            if (file.exists()) {
                try {
                    return new FileInputStream(file_url);
                } catch (FileNotFoundException e) {
                    e.printStackTrace();
                }
            }
        }
        return null;
    }

    @Override
    public String getImageLoaderCacheKey() {
        return file_url;
    }

    @Override
    public InputStream reopenImageInputStream(InputStream input) {
        IOUtils.closeQuietly(input);
        return openImageInputStream();
    }

}