Java Object to Double objectToDouble(Object o)

Description

Convert an object to a Double.

License

Apache License

Parameter

Parameter	Description
o	Object to convert

Return

Double converted from object, or null if the object couldn't be converted

Declaration

public static Double objectToDouble(Object o) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright 2012 Geoscience Australia/*w  w  w .  j ava2 s.  c  o m*/
 * 
 * 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.
 ******************************************************************************/

public class Main {
    /**
     * Convert an object to a Double.
     * 
     * @param o
     *            Object to convert
     * @return Double converted from object, or null if the object couldn't be
     *         converted
     */
    public static Double objectToDouble(Object o) {
        if (o == null) {
            return null;
        }
        if (o instanceof Double) {
            return (Double) o;
        }
        try {
            return Double.valueOf(o.toString());
        } catch (NumberFormatException e) {
            return null;
        }
    }
}

Related

1. castToDouble(Object object)
2. castToDoubleArray(byte[] data)
3. castToDoubleArray(Object[] array)
4. castToDoubles(final int[] ints)
5. objectToDouble(Object o)
6. objectToDouble(Object o)
7. objectToDouble(Object Obj)
8. objectToDouble(Object obj)
9. objectToDouble(Object obj)