Java ByteBuffer Get getDoubleFromByteBuffer(ByteBuffer data)

Description

double from ByteBuffer

License

Apache License

Parameter

Parameter	Description
data	a parameter

Exception

Parameter	Description
IOException	an exception

Declaration

public static double getDoubleFromByteBuffer(ByteBuffer data) throws IOException 

Method Source Code

//package com.java2s;
/*/*from  w  w  w.  j a v a 2s . c om*/
 * Agiato: A simple no frill Cassandra API
 * Author: Pranab Ghosh
 * 
 * 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.
 */

import java.io.ByteArrayInputStream;

import java.io.DataInputStream;

import java.io.IOException;
import java.nio.ByteBuffer;

public class Main {
    /**
     * double from ByteBuffer
     * @param data
     * @return
     * @throws IOException
     */
    public static double getDoubleFromByteBuffer(ByteBuffer data) throws IOException {
        return getDoubleFromBytes(data.array());
    }

    /**
     * double from byte array
     * @param data
     * @return
     * @throws IOException
     */
    public static Double getDoubleFromBytes(byte[] data) throws IOException {
        ByteArrayInputStream bis = new ByteArrayInputStream(data);
        DataInputStream dis = new DataInputStream(bis);
        Double value = dis.readDouble();
        return value;
    }
}

Related

1. getData(ByteBuffer buf, int index, int size)
2. getDataFromBuffer(ByteBuffer b)
3. getDirectByteBuffer(ByteBuffer var0, boolean var1)
4. getDouble(ByteBuffer buffer)
5. getDoubleArray(ByteBuffer buffer, int numDoubles)
6. getEmptyByteBuffer()
7. getFixedBytes(ByteBuffer buffer, int length)
8. getFloat(ByteBuffer b, int n)
9. getFloat(ByteBuffer buffer)