com.clican.pluto.common.resource.FilePathResource.java Source code

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Here is the source code for com.clican.pluto.common.resource.FilePathResource.java

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/**
 * The Clican-Pluto software suit is Copyright 2009, Clican Company and individual contributors, and is licensed under the GNU LGPL.
 *
 * @author wei.zhang
 *
 */
package com.clican.pluto.common.resource;

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

import org.apache.commons.lang.StringUtils;

/**
 * This class<code>FilePathResource</code> represents the 
 * file path resource whose file path starts with "file:".
 * @author wei.zhang
 *
 */
public class FilePathResource implements Resource {

    public final static String FILE_PATH_RESOURCE_PREFIX = "file:";

    private String filePath;

    private File resource;

    public FilePathResource(String filePath) {
        if (StringUtils.isEmpty(filePath)) {
            throw new IllegalArgumentException("filePath cannot be null");
        }
        if (!filePath.startsWith(FILE_PATH_RESOURCE_PREFIX)) {
            this.filePath = filePath;
        } else {
            this.filePath = filePath.substring(FILE_PATH_RESOURCE_PREFIX.length());
        }
        resource = new File(this.filePath);
    }

    public InputStream getInputStream() throws FileNotFoundException {
        InputStream is = new FileInputStream(resource);
        return is;
    }

    public OutputStream getOutputStream() throws FileNotFoundException {
        OutputStream os = new FileOutputStream(resource);
        return os;
    }

}

// $Id$