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package org.apidesign.bck2brwsr.dew;

import java.io.BufferedReader;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.io.OutputStream;

import java.io.OutputStreamWriter;

import java.io.Reader;

import java.io.Writer;

/**

 *

 * @author Tomas Zezula

 */

class ClassLoaderJavaFileObject extends BaseFileObject {

    ClassLoaderJavaFileObject(final String path) {

        super(path, getKind(path));

    }    

    @Override

    public InputStream openInputStream() throws IOException {

        final InputStream in = getClass().getClassLoader().getResourceAsStream(path.substring(1));

        if (in == null) {

            throw new FileNotFoundException(path);

        }

        return in;

    }

    @Override

    public OutputStream openOutputStream() throws IOException {

        throw new UnsupportedOperationException("Read Only FileObject");    //NOI18N

    }

    @Override

    public Reader openReader(boolean ignoreEncodingErrors) throws IOException {

        return new InputStreamReader(openInputStream());

    }

    @Override

    public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {

        final BufferedReader in = new BufferedReader(openReader(ignoreEncodingErrors));

        try {

            final StringBuilder sb = new StringBuilder();

            String line;

            while ((line = in.readLine()) != null) {

                sb.append(line);

                sb.append('\n');    //NOI18N

            }

            return sb.toString();

        } finally {

            in.close();

        }

    }

    @Override

    public Writer openWriter() throws IOException {

        return new OutputStreamWriter(openOutputStream());

    }

    @Override

    public long getLastModified() {

        return System.currentTimeMillis();

    }

    @Override

    public boolean delete() {

        return false;

    }

}