Java ByteBuffer to Long Array deserializeLongArray(ByteBuffer buffer)

Description

deserialize Long Array

License

Apache License

Declaration

public static long[] deserializeLongArray(ByteBuffer buffer) 

Method Source Code

//package com.java2s;
/**/*from  w  w w  .  ja va  2 s  . co  m*/
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.nio.ByteBuffer;

import java.util.Properties;

public class Main {
    public static long[] deserializeLongArray(ByteBuffer buffer) {
        int size = buffer.getInt();
        long[] nums = new long[size];
        for (int i = 0; i < size; i++) {
            nums[i] = buffer.getLong();
        }
        return nums;
    }

    public static int getInt(Properties props, String name) {
        if (props.containsKey(name)) {
            return getInt(props, name, -1);
        }
        throw new IllegalArgumentException("Missing required property '" + name + "'");
    }

    public static int getInt(Properties props, String name, int defaultValue) {
        return getIntInRange(props, name, defaultValue, Integer.MIN_VALUE, Integer.MAX_VALUE);
    }

    public static long getLong(Properties props, String name, long defaultValue) {
        return getLongInRange(props, name, defaultValue, Long.MIN_VALUE, Long.MAX_VALUE);
    }

    public static int getIntInRange(Properties props, String name, int defaultValue, int min, int max) {
        int v = defaultValue;
        if (props.containsKey(name)) {
            v = Integer.valueOf(props.getProperty(name));
        }
        if (v >= min && v <= max) {
            return v;
        }
        throw new IllegalArgumentException(name + " has value " + v + " which is not in the range");
    }

    public static long getLongInRange(Properties props, String name, long defaultValue, long min, long max) {
        long v = defaultValue;
        if (props.containsKey(name)) {
            v = Long.valueOf(props.getProperty(name));
        }
        if (v >= min && v <= max) {
            return v;
        }
        throw new IllegalArgumentException(name + " has value " + v + " which is not in the range");
    }
}

Related

1. getLong(ByteBuffer buffer)
2. getLong(ByteBuffer byteBuffer, int longIndex)
3. getLong(ByteBuffer in)
4. getLong(ByteBuffer longCalculator, byte[] bytes)