/*
 * The MIT License
 *
 * Copyright 2012 Abhijit Gaikwad <gaikwad.abhijit@gmail.com>.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
/**
 *
 * @author Abhijit Gaikwad <gaikwad.abhijit@gmail.com> visit http://gabhi.com
 */
package com.gabhi.maps.implementHashMap;

/**
 *
 * @author Abhijit Gaikwad <gaikwad.abhijit@gmail.com>
 */
public class HashEntry {

    private int key;
    private int value;

    HashEntry(int key, int value) {
        this.key = key;
        this.value = value;
    }

    public int getKey() {
        return key;
    }

    public int getValue() {
        return value;
    }
}
/*
 * The MIT License
 *
 * Copyright 2012 Abhijit Gaikwad <gaikwad.abhijit@gmail.com>.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
/**
 *
 * @author Abhijit Gaikwad <gaikwad.abhijit@gmail.com> visit http://gabhi.com
 */
package com.gabhi.maps.implementHashMap;

/**
 *
 * @author Abhijit Gaikwad <gaikwad.abhijit@gmail.com>
 */
public class HashMapImpl {

    private final static int TABLE_SIZE = 128;
    HashEntry[] table;

    HashMapImpl() {
        table = new HashEntry[TABLE_SIZE];
        for (int i = 0; i < TABLE_SIZE; i++) {
            table[i] = null;
        }
    }

    public int get(int key) {
        int hash = (key % TABLE_SIZE);
        while (table[hash] != null && table[hash].getKey() != key) {
            hash = (hash + 1) % TABLE_SIZE;
        }
        if (table[hash] == null) {
            return -1;
        } else {
            return table[hash].getValue();
        }
    }

    public void put(int key, int value) {
        int hash = (key % TABLE_SIZE);
        while (table[hash] != null && table[hash].getKey() != key) {
            hash = (hash + 1) % TABLE_SIZE;
        }
        table[hash] = new HashEntry(key, value);
    }
}

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