/*
Copyright © 2013-2014, Silent Circle, LLC.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
* Any redistribution, use, or modification is done solely for personal
benefit and not for any commercial purpose or for monetary gain
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
* Neither the name Silent Circle nor the names of its contributors may
be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL SILENT CIRCLE, LLC BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This implementation is edited version of original Android sources.
*/
/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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 com.silentcircle.contacts.providers;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
/**
* A convenience wrapper for a projection map. Makes it easier to create and use projection maps.
*/
public class ProjectionMap extends HashMap<String, String> {
public static class Builder {
private ProjectionMap mMap = new ProjectionMap();
public Builder add(String column) {
mMap.putColumn(column, column);
return this;
}
public Builder add(String alias, String expression) {
mMap.putColumn(alias, expression + " AS " + alias);
return this;
}
public Builder addAll(ProjectionMap map) {
for (Map.Entry<String, String> entry : map.entrySet()) {
mMap.putColumn(entry.getKey(), entry.getValue());
}
return this;
}
public ProjectionMap build() {
String[] columns = new String[mMap.size()];
mMap.keySet().toArray(columns);
Arrays.sort(columns);
mMap.mColumns = columns;
return mMap;
}
}
private String[] mColumns;
public static Builder builder() {
return new Builder();
}
/**
* Returns a sorted array of all column names in the projection map.
*/
public String[] getColumnNames() {
return mColumns;
}
private void putColumn(String alias, String column) {
super.put(alias, column);
}
@Override
public String put(String key, String value) {
throw new UnsupportedOperationException();
}
@Override
public void putAll(Map<? extends String, ? extends String> map) {
throw new UnsupportedOperationException();
}
}