/*
* Copyright 2014 NAVER Corp.
*
* 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.navercorp.pinpoint.rpc.util;
import java.util.Map;
/**
* @author koo.taejin
*/
public final class MapUtils {
private MapUtils() {
}
public static String getString(Map<Object, Object> map, String key) {
return getString(map, key, null);
}
public static String getString(Map<Object, Object> map, String key, String defaultValue) {
if (map == null) {
return defaultValue;
}
final Object value = map.get(key);
if (value instanceof String) {
return (String) value;
}
return defaultValue;
}
public static Boolean getBoolean(Map<Object, Object> map, String key) {
return getBoolean(map, key, false);
}
public static Boolean getBoolean(Map<Object, Object> map, String key, Boolean defaultValue) {
if (map == null) {
return defaultValue;
}
final Object value = map.get(key);
if (value instanceof Boolean) {
return (Boolean) value;
}
return defaultValue;
}
public static Integer getInteger(Map<Object, Object> map, String key) {
return getInteger(map, key, null);
}
public static Integer getInteger(Map<Object, Object> map, String key, Integer defaultValue) {
if (map == null) {
return defaultValue;
}
final Object value = map.get(key);
if (value instanceof Integer) {
return (Integer) value;
}
return defaultValue;
}
public static Long getLong(Map<Object, Object> map, String key) {
return getLong(map, key, null);
}
public static Long getLong(Map<Object, Object> map, String key, Long defaultValue) {
if (map == null) {
return defaultValue;
}
final Object value = map.get(key);
if (value instanceof Long) {
return (Long) value;
}
return defaultValue;
}
}