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/*
 * Licensed 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.
 */

package org.httprpc.kilo.io;

import java.io.IOException;
import java.io.Writer;

/**
 * Encodes plain text content.
 */
public class TextEncoder extends Encoder {
    @Override
    public void write(Object value, Writer writer) throws IOException {
        if (value == null || writer == null) {
            throw new IllegalArgumentException();
        }

        writer = new BufferedWriter(writer);

        if (value instanceof CharSequence text) {
            write(text, writer);
        } else {
            write(value.toString(), writer);
        }

        writer.flush();
    }

    private void write(CharSequence text, Writer writer) throws IOException {
        for (int i = 0, n = text.length(); i < n; i++) {
            writer.write(text.charAt(i));
        }
    }
}