/*
* 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.cloudsigma.binders;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Map;
import javax.inject.Inject;
import javax.inject.Singleton;
import javax.ws.rs.core.MediaType;
import org.jclouds.cloudsigma.functions.ListOfMapsToListOfKeyValuesDelimitedByBlankLines;
import org.jclouds.cloudsigma.options.CloneDriveOptions;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.MapBinder;
import org.jclouds.rest.internal.GeneratedHttpRequest;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Maps;
@Singleton
public class BindCloneDriveOptionsToPlainTextString implements MapBinder {
private final ListOfMapsToListOfKeyValuesDelimitedByBlankLines listOfMapsToListOfKeyValuesDelimitedByBlankLines;
@Inject
public BindCloneDriveOptionsToPlainTextString(
ListOfMapsToListOfKeyValuesDelimitedByBlankLines listOfMapsToListOfKeyValuesDelimitedByBlankLines) {
this.listOfMapsToListOfKeyValuesDelimitedByBlankLines = listOfMapsToListOfKeyValuesDelimitedByBlankLines;
}
@Override
public <R extends HttpRequest> R bindToRequest(R request, Map<String, Object> postParams) {
checkArgument(checkNotNull(request, "request") instanceof GeneratedHttpRequest,
"this binder is only valid for GeneratedHttpRequests!");
GeneratedHttpRequest gRequest = GeneratedHttpRequest.class.cast(request);
CloneDriveOptions options = findOptionsInArgsOrNull(gRequest);
if (options != null) {
postParams = ImmutableMap.<String, Object> builder().putAll(postParams).putAll(options.getOptions()).build();
}
request.setPayload(listOfMapsToListOfKeyValuesDelimitedByBlankLines.apply(ImmutableSet.of(Maps.transformValues(postParams, new Function<Object, String>() {
@Override
public String apply(Object input) {
return input == null ? null : input.toString();
}
}))));
request.getPayload().getContentMetadata().setContentType(MediaType.TEXT_PLAIN);
return request;
}
static CloneDriveOptions findOptionsInArgsOrNull(GeneratedHttpRequest gRequest) {
for (Object arg : gRequest.getInvocation().getArgs()) {
if (arg instanceof CloneDriveOptions) {
return (CloneDriveOptions) arg;
} else if (arg instanceof CloneDriveOptions[]) {
CloneDriveOptions[] options = (CloneDriveOptions[]) arg;
return (options.length > 0) ? options[0] : null;
}
}
return null;
}
@Override
public <R extends HttpRequest> R bindToRequest(R request, Object input) {
throw new UnsupportedOperationException();
}
}