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added base binders for indexing amazon apis

This commit is contained in:
Adrian Cole 2012-09-14 17:42:31 -07:00
parent 2984626b9c
commit 6782d8d4d6
2 changed files with 159 additions and 0 deletions
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78
common/aws/src/main/java/org/jclouds/aws/binders/BindMapToIndexedFormParams.java Normal file
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/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.aws.binders;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.lang.String.format;
import java.util.Map;
import java.util.Map.Entry;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.Binder;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multimaps;
/**
* @author Adrian Cole
*/
public class BindMapToIndexedFormParams implements Binder {
private final String keyPattern;
private final String valuePattern;
protected BindMapToIndexedFormParams(String keyPattern, String valuePattern) {
this.keyPattern = keyPattern;
this.valuePattern = valuePattern;
}
@SuppressWarnings("unchecked")
@Override
public <R extends HttpRequest> R bindToRequest(R request, Object input) {
if (checkNotNull(input, "input") instanceof Iterable)
input = Maps.uniqueIndex((Iterable<String>) input, new Function<String, String>() {
int index = 1;
@Override
public String apply(String input) {
return index++ + "";
}
});
checkArgument(checkNotNull(input, "input") instanceof Map, "this binder is only valid for Map");
Map<String, String> mapping = (Map<String, String>) input;
ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
int amazonOneBasedIndex = 1; // according to docs, counters must start
// with 1
for (Entry<String, String> entry : mapping.entrySet()) {
// not null by contract
builder.put(format(keyPattern, amazonOneBasedIndex), entry.getKey());
builder.put(format(valuePattern, amazonOneBasedIndex), entry.getValue());
amazonOneBasedIndex++;
}
Multimap<String, String> forms = Multimaps.forMap(builder.build());
return forms.size() == 0 ? request : (R) request.toBuilder().replaceFormParams(forms).build();
}
}

81
common/aws/src/main/java/org/jclouds/aws/binders/BindTableToIndexedFormParams.java Normal file
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/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.aws.binders;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.lang.String.format;
import java.util.Map;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.Binder;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableTable;
import com.google.common.collect.ImmutableTable.Builder;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multimaps;
import com.google.common.collect.Table;
import com.google.common.collect.Table.Cell;
/**
* @author Adrian Cole
*/
public class BindTableToIndexedFormParams implements Binder {
private final String rowPattern;
private final String columnPattern;
private final String valuePattern;
protected BindTableToIndexedFormParams(String rowPattern, String columnPattern, String valuePattern) {
this.rowPattern = rowPattern;
this.columnPattern = columnPattern;
this.valuePattern = valuePattern;
}
@SuppressWarnings("unchecked")
@Override
public <R extends HttpRequest> R bindToRequest(R request, Object input) {
if (checkNotNull(input, "input") instanceof Map) {
Builder<Object, Object, Object> builder = ImmutableTable.builder();
int index = 1;
for (Map.Entry<?, ?> entry : ((Map<?, ?>) input).entrySet())
builder.put(index++, entry.getKey(), entry.getValue());
input = builder.build();
}
checkArgument(checkNotNull(input, "input") instanceof Table, "this binder is only valid for Table");
Table<?, ?, ?> table = Table.class.cast(input);
ImmutableMap.Builder<String, String> builder = ImmutableMap.builder();
int amazonOneBasedIndex = 1; // according to docs, counters must start
// with 1
for (Cell<?, ?, ?> cell : table.cellSet()) {
// not null by contract
builder.put(format(rowPattern, amazonOneBasedIndex), cell.getRowKey().toString());
builder.put(format(columnPattern, amazonOneBasedIndex), cell.getColumnKey().toString());
builder.put(format(valuePattern, amazonOneBasedIndex), cell.getValue().toString());
amazonOneBasedIndex++;
}
Multimap<String, String> forms = Multimaps.forMap(builder.build());
return forms.size() == 0 ? request : (R) request.toBuilder().replaceFormParams(forms).build();
}
}