96 lines
2.4 KiB
Java
96 lines
2.4 KiB
Java
package org.thoughtcrime.securesms.glide;
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import android.support.annotation.NonNull;
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import com.bumptech.glide.Priority;
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import com.bumptech.glide.load.DataSource;
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import com.bumptech.glide.load.data.DataFetcher;
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import com.bumptech.glide.load.model.GlideUrl;
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import com.bumptech.glide.util.ContentLengthInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Map;
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import okhttp3.OkHttpClient;
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import okhttp3.Request;
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import okhttp3.Response;
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import okhttp3.ResponseBody;
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/**
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* Fetches an {@link InputStream} using the okhttp library.
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*/
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class OkHttpStreamFetcher implements DataFetcher<InputStream> {
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private static final String TAG = OkHttpStreamFetcher.class.getName();
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private final OkHttpClient client;
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private final GlideUrl url;
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private InputStream stream;
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private ResponseBody responseBody;
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OkHttpStreamFetcher(OkHttpClient client, GlideUrl url) {
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this.client = client;
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this.url = url;
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}
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@Override
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public void loadData(Priority priority, DataCallback<? super InputStream> callback) {
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try {
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Request.Builder requestBuilder = new Request.Builder()
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.url(url.toStringUrl());
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for (Map.Entry<String, String> headerEntry : url.getHeaders().entrySet()) {
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String key = headerEntry.getKey();
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requestBuilder.addHeader(key, headerEntry.getValue());
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}
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Request request = requestBuilder.build();
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Response response = client.newCall(request).execute();
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responseBody = response.body();
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if (!response.isSuccessful()) {
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throw new IOException("Request failed with code: " + response.code());
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}
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long contentLength = responseBody.contentLength();
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stream = ContentLengthInputStream.obtain(responseBody.byteStream(), contentLength);
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callback.onDataReady(stream);
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} catch (IOException e) {
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callback.onLoadFailed(e);
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}
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}
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@Override
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public void cleanup() {
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if (stream != null) {
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try {
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stream.close();
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} catch (IOException e) {
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// Ignored
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}
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}
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if (responseBody != null) {
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responseBody.close();
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}
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}
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@Override
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public void cancel() {
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// TODO: call cancel on the client when this method is called on a background thread. See #257
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}
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@NonNull
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@Override
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public Class<InputStream> getDataClass() {
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return InputStream.class;
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}
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@NonNull
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@Override
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public DataSource getDataSource() {
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return DataSource.REMOTE;
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}
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} |