retrofit.SimpleXmlConverter.java Source code

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Here is the source code for retrofit.SimpleXmlConverter.java

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/*
 * Copyright (C) 2015 Square, Inc.
 *
 * 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 retrofit;

import com.squareup.okhttp.MediaType;
import com.squareup.okhttp.RequestBody;
import com.squareup.okhttp.ResponseBody;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import okio.Buffer;
import org.simpleframework.xml.Serializer;

final class SimpleXmlConverter<T> implements Converter<T> {
    private static final String CHARSET = "UTF-8";
    private static final MediaType MEDIA_TYPE = MediaType.parse("application/xml; charset=" + CHARSET);

    private final Class<T> cls;
    private final Serializer serializer;
    private final boolean strict;

    SimpleXmlConverter(Class<T> cls, Serializer serializer, boolean strict) {
        this.cls = cls;
        this.serializer = serializer;
        this.strict = strict;
    }

    @Override
    public T fromBody(ResponseBody body) throws IOException {
        InputStream is = body.byteStream();
        try {
            T read = serializer.read(cls, is, strict);
            if (read == null) {
                throw new IllegalStateException("Could not deserialize body as " + cls);
            }
            return read;
        } catch (RuntimeException | IOException e) {
            throw e;
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            try {
                is.close();
            } catch (IOException ignored) {
            }
        }
    }

    @Override
    public RequestBody toBody(T value) {
        Buffer buffer = new Buffer();
        try {
            OutputStreamWriter osw = new OutputStreamWriter(buffer.outputStream(), CHARSET);
            serializer.write(value, osw);
            osw.flush();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
        return RequestBody.create(MEDIA_TYPE, buffer.readByteString());
    }
}