/** | |
* Copyright (c) 2008-2009 Andrey Somov | |
* | |
* 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 org.yaml.snakeyaml.nodes; | |
import java.math.BigDecimal; | |
import java.math.BigInteger; | |
import java.sql.Timestamp; | |
import java.util.Date; | |
import java.util.HashMap; | |
import java.util.HashSet; | |
import java.util.Map; | |
import java.util.Set; | |
@SuppressWarnings("unchecked") | |
public final class Tags { | |
public static final String PREFIX = "tag:yaml.org,2002:"; | |
public static final String MAP = PREFIX + "map"; | |
public static final String SEQ = PREFIX + "seq"; | |
public static final String STR = PREFIX + "str"; | |
public static final String NULL = PREFIX + "null"; | |
public static final String BOOL = PREFIX + "bool"; | |
public static final String TIMESTAMP = PREFIX + "timestamp"; | |
public static final String FLOAT = PREFIX + "float"; | |
public static final String INT = PREFIX + "int"; | |
public static final String BINARY = PREFIX + "binary"; | |
public static final String OMAP = PREFIX + "omap"; | |
public static final String PAIRS = PREFIX + "pairs"; | |
public static final String SET = PREFIX + "set"; | |
public static final String MERGE = PREFIX + "merge"; | |
public static final String VALUE = PREFIX + "value"; | |
public static final String YAML = PREFIX + "yaml"; | |
public static final Map<String, Set<Class>> COMPATIBILITY_MAP; | |
static { | |
COMPATIBILITY_MAP = new HashMap<String, Set<Class>>(); | |
Set<Class> floatSet = new HashSet<Class>(); | |
floatSet.add(Double.class); | |
floatSet.add(Float.class); | |
floatSet.add(BigDecimal.class); | |
COMPATIBILITY_MAP.put(FLOAT, floatSet); | |
// | |
Set<Class> intSet = new HashSet<Class>(); | |
intSet.add(Integer.class); | |
intSet.add(Long.class); | |
intSet.add(BigInteger.class); | |
COMPATIBILITY_MAP.put(INT, intSet); | |
// | |
Set<Class> timestampSet = new HashSet<Class>(); | |
timestampSet.add(Date.class); | |
timestampSet.add(java.sql.Date.class); | |
timestampSet.add(Timestamp.class); | |
COMPATIBILITY_MAP.put(TIMESTAMP, timestampSet); | |
} | |
public static String getGlobalTagForClass(Class<? extends Object> clazz) { | |
return PREFIX + clazz.getName(); | |
} | |
// TODO is it the proper place for the code ? | |
// TODO should we define the preference which one is created when the | |
// runtime class is not known ? | |
// TODO choose a better name | |
public static boolean areCompatible(String tag, Class clazz) { | |
Set<Class> set = COMPATIBILITY_MAP.get(tag); | |
if (set != null) { | |
return set.contains(clazz); | |
} else { | |
return false; | |
} | |
} | |
} |