| /* |
| * 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.apache.solr.common.params; |
| |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| /** |
| * |
| */ |
| public class MultiMapSolrParams extends SolrParams { |
| protected final Map<String,String[]> map; |
| |
| public static void addParam(String name, String val, Map<String,String[]> map) { |
| String[] arr = map.get(name); |
| if (arr == null) { |
| arr = new String[]{val}; |
| } else { |
| String[] newarr = new String[arr.length+1]; |
| System.arraycopy(arr, 0, newarr, 0, arr.length); |
| newarr[arr.length] = val; |
| arr = newarr; |
| } |
| map.put(name, arr); |
| } |
| |
| public static void addParam(String name, String[] vals, Map<String,String[]> map) { |
| String[] arr = map.put(name, vals); |
| if (arr == null) { |
| return; |
| } |
| |
| String[] newarr = new String[arr.length+vals.length]; |
| System.arraycopy(arr, 0, newarr, 0, arr.length); |
| System.arraycopy(vals, 0, newarr, arr.length, vals.length); |
| arr = newarr; |
| |
| map.put(name, arr); |
| } |
| |
| |
| public MultiMapSolrParams(Map<String,String[]> map) { |
| this.map = map; |
| } |
| |
| @Override |
| public String get(String name) { |
| String[] arr = map.get(name); |
| return arr==null ? null : arr[0]; |
| } |
| |
| @Override |
| public String[] getParams(String name) { |
| return map.get(name); |
| } |
| |
| @Override |
| public Iterator<String> getParameterNamesIterator() { |
| return map.keySet().iterator(); |
| } |
| |
| @Override |
| public Iterator<Map.Entry<String, String[]>> iterator() { |
| return map.entrySet().iterator(); |
| } |
| |
| public Map<String,String[]> getMap() { return map; } |
| |
| /** Returns a MultiMap view of the SolrParams as efficiently as possible. The returned map may or may not be a backing implementation. */ |
| public static Map<String,String[]> asMultiMap(SolrParams params) { |
| return asMultiMap(params, false); |
| } |
| |
| /** Returns a MultiMap view of the SolrParams. A new map will be created if newCopy==true */ |
| public static Map<String,String[]> asMultiMap(SolrParams params, boolean newCopy) { |
| if (params instanceof MultiMapSolrParams) { |
| Map<String,String[]> map = ((MultiMapSolrParams)params).getMap(); |
| if (newCopy) { |
| return new HashMap<>(map); |
| } |
| return map; |
| } else if (params instanceof ModifiableSolrParams) { |
| Map<String,String[]> map = ((ModifiableSolrParams)params).getMap(); |
| if (newCopy) { |
| return new HashMap<>(map); |
| } |
| return map; |
| } else { |
| Map<String,String[]> map = new HashMap<>(); |
| for (Map.Entry<String, String[]> pair : params) { |
| map.put(pair.getKey(), pair.getValue()); |
| } |
| return map; |
| } |
| } |
| |
| } |