1 package org.apache.commons.ognl;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.math.BigDecimal;
23 import java.math.BigInteger;
24 import java.util.HashMap;
25 import java.util.Map;
26
27 /**
28 * Constant strings for casting different primitive types.
29 */
30 class NumericCasts {
31
32 private final Map<Class<? extends Number>, String> map = new HashMap<Class<? extends Number>, String>();
33
34 NumericCasts() {
35 map.put( Double.class, "(double)" );
36 map.put( Float.class, "(float)" );
37 map.put( Integer.class, "(int)" );
38 map.put( Long.class, "(long)" );
39 map.put( BigDecimal.class, "(double)" );
40 map.put( BigInteger.class, "" );
41 }
42
43 String get( Class<? extends Number> cls ) {
44 return map.get( cls );
45 }
46 }