/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.jclouds.atmos.binders;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import javax.inject.Inject;
import javax.inject.Singleton;
import org.jclouds.atmos.domain.AtmosObject;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.Binder;
/**
* @author Adrian Cole
*/
@Singleton
public class BindMetadataToHeaders implements Binder {
private final BindUserMetadataToHeaders metaBinder;
@Inject
protected BindMetadataToHeaders(BindUserMetadataToHeaders metaBinder) {
this.metaBinder = metaBinder;
}
@Override
public <R extends HttpRequest> R bindToRequest(R request, Object input) {
checkArgument(checkNotNull(input, "input") instanceof AtmosObject, "this binder is only valid for AtmosObject!");
checkNotNull(request, "request");
AtmosObject object = AtmosObject.class.cast(input);
checkNotNull(object.getPayload(), "object payload");
checkArgument(object.getPayload().getContentMetadata().getContentLength() != null,
"contentLength must be set, streaming not supported");
return metaBinder.bindToRequest(request, object.getUserMetadata());
}
}