| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| StrConfOption |
|
| 1.0;1 |
| 1 | /* | |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one | |
| 3 | * or more contributor license agreements. See the NOTICE file | |
| 4 | * distributed with this work for additional information | |
| 5 | * regarding copyright ownership. The ASF licenses this file | |
| 6 | * to you under the Apache License, Version 2.0 (the | |
| 7 | * "License"); you may not use this file except in compliance | |
| 8 | * with the License. You may obtain a copy of the License at | |
| 9 | * | |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 11 | * | |
| 12 | * Unless required by applicable law or agreed to in writing, software | |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 15 | * See the License for the specific language governing permissions and | |
| 16 | * limitations under the License. | |
| 17 | */ | |
| 18 | package org.apache.giraph.conf; | |
| 19 | ||
| 20 | import org.apache.hadoop.conf.Configuration; | |
| 21 | ||
| 22 | import com.google.common.base.Objects; | |
| 23 | import com.google.common.collect.Lists; | |
| 24 | ||
| 25 | import java.util.List; | |
| 26 | ||
| 27 | /** | |
| 28 | * String Configuration option | |
| 29 | */ | |
| 30 | public class StrConfOption extends AbstractConfOption { | |
| 31 | /** Default value */ | |
| 32 | private final String defaultValue; | |
| 33 | ||
| 34 | /** | |
| 35 | * Constructor | |
| 36 | * | |
| 37 | * @param key key | |
| 38 | * @param defaultValue default value | |
| 39 | * @param description configuration description | |
| 40 | */ | |
| 41 | public StrConfOption(String key, String defaultValue, String description) { | |
| 42 | 0 | super(key, description); |
| 43 | 0 | this.defaultValue = defaultValue; |
| 44 | 0 | } |
| 45 | ||
| 46 | public String getDefaultValue() { | |
| 47 | 0 | return defaultValue; |
| 48 | } | |
| 49 | ||
| 50 | @Override public boolean isDefaultValue(Configuration conf) { | |
| 51 | 0 | return Objects.equal(get(conf), defaultValue); |
| 52 | } | |
| 53 | ||
| 54 | @Override public String getDefaultValueStr() { | |
| 55 | 0 | return defaultValue; |
| 56 | } | |
| 57 | ||
| 58 | @Override public ConfOptionType getType() { | |
| 59 | 0 | return ConfOptionType.STRING; |
| 60 | } | |
| 61 | ||
| 62 | /** | |
| 63 | * Lookup value | |
| 64 | * | |
| 65 | * @param conf Configuration | |
| 66 | * @return value for key, or defaultValue | |
| 67 | */ | |
| 68 | public String get(Configuration conf) { | |
| 69 | 0 | return conf.get(getKey(), defaultValue); |
| 70 | } | |
| 71 | ||
| 72 | /** | |
| 73 | * Lookup value with user defined defaultValue | |
| 74 | * | |
| 75 | * @param conf Configuration | |
| 76 | * @param defaultVal default value to use | |
| 77 | * @return value for key, or defaultVal passed in | |
| 78 | */ | |
| 79 | public String getWithDefault(Configuration conf, String defaultVal) { | |
| 80 | 0 | return conf.get(getKey(), defaultVal); |
| 81 | } | |
| 82 | ||
| 83 | /** | |
| 84 | * Get array of values for key | |
| 85 | * | |
| 86 | * @param conf Configuration | |
| 87 | * @return array of values for key | |
| 88 | */ | |
| 89 | public String[] getArray(Configuration conf) { | |
| 90 | 0 | return conf.getStrings(getKey(), defaultValue); |
| 91 | } | |
| 92 | ||
| 93 | /** | |
| 94 | * Get list of values for key | |
| 95 | * | |
| 96 | * @param conf Configuration | |
| 97 | * @return list of values for key | |
| 98 | */ | |
| 99 | public List<String> getList(Configuration conf) { | |
| 100 | 0 | return Lists.newArrayList(getArray(conf)); |
| 101 | } | |
| 102 | ||
| 103 | /** | |
| 104 | * Set value for key | |
| 105 | * | |
| 106 | * @param conf Configuration | |
| 107 | * @param value to set | |
| 108 | */ | |
| 109 | public void set(Configuration conf, String value) { | |
| 110 | 0 | conf.set(getKey(), value); |
| 111 | 0 | } |
| 112 | ||
| 113 | /** | |
| 114 | * Set value if not already present | |
| 115 | * | |
| 116 | * @param conf Configuration | |
| 117 | * @param value to set | |
| 118 | */ | |
| 119 | public void setIfUnset(Configuration conf, String value) { | |
| 120 | 0 | conf.setIfUnset(getKey(), value); |
| 121 | 0 | } |
| 122 | } |