Android example source code file (HashtableTest.java)

This example Android source code file (HashtableTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

android, enumeration, exception, hashtable, hashtabletest, integer, iterations, override, performancetestbase, set, string, suppresswarnings, test, util

The HashtableTest.java Android example source code

/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * 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.
 */

package android.core;

import android.test.PerformanceTestBase;
import android.test.PerformanceTestCase;

import java.util.Hashtable;
import java.util.Set;
import java.util.Enumeration;

/**
 * Implements basic performance test functionality for java.util.Hashtable
 */

public class HashtableTest extends PerformanceTestBase {
    public static final int ITERATIONS = 1000;
    public Hashtable<String, Integer> sTable;
    public String[] sKeys;

    @Override
    @SuppressWarnings("unchecked")
    protected void setUp() throws Exception {
        super.setUp();
        sTable = new Hashtable();
        sKeys = new String[ITERATIONS];
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            sKeys[i] = Integer.toString(i, 16);
            sTable.put(sKeys[i], i);
        }
    }

    @Override
    public int startPerformance(PerformanceTestCase.Intermediates intermediates) {
        intermediates.setInternalIterations(ITERATIONS);
        return 0;
    }

    @SuppressWarnings("unchecked")
    public void testHashtablePut() {
        Hashtable hTable = new Hashtable();
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
            hTable.put(i, i);
        }
    }

    public void testHashtableGet() {
        int value;
        String[] keys = sKeys;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
            value = hTable.get(keys[i]);
        }
    }

    public void testHashtablekeyset() {
        Set keyset;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
            keyset = hTable.keySet();
        }
    }

    /**
     * 
     */

    public void testHashtableEntrySet() {
        Set keyset;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
            keyset = hTable.entrySet();
        }
    }

    public void testHashtableSize() {
        int len;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
            len = hTable.size();
        }
    }

    public void testHashtableContainsValue() {
        boolean flag;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
            flag = hTable.containsValue(i);
        }
    }

    @SuppressWarnings("unchecked")
    public void testHashtableRemove() {
        Hashtable<String, Integer> hTable = new Hashtable(sTable);
        String[] keys = sKeys;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
            hTable.remove(keys[i]);
        }
    }

    public void testHashtableContains() {
        Hashtable<String, Integer> hTable = sTable;
        boolean flag;

        for (int i = ITERATIONS - 1; i >= 0; i--) {
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
            flag = hTable.contains(i);
        }
    }

    public void testHashtableContainsKey() {
        Hashtable<String, Integer> hTable = sTable;
        boolean flag;

        for (int i = ITERATIONS - 1; i >= 0; i--) {
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
            flag = hTable.containsKey(i);
        }
    }

    public void testHashtableIsEmpty() {
        Hashtable<String, Integer> hTable = sTable;
        boolean flag;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
            flag = hTable.isEmpty();
        }
    }

    public void testHashtableKeys() {
        Hashtable<String, Integer> hTable = sTable;
        Enumeration<String> keys;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
            keys = hTable.keys();
        }
    }

    public void testHashtableElements() {
        Hashtable<String, Integer> hTable = sTable;
        Enumeration<Integer> elements;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
            elements = hTable.elements();
        }
    }

    public void testHashtableHashCode() {
        int index;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
            index = hTable.hashCode();
        }
    }

    public void testHashtableEquals() {
        boolean flag;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
            flag = hTable.equals(hTable);
        }
    }

    public void testHashtableToString() {
        String str;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
            str = hTable.toString();
        }
    }

    @SuppressWarnings("unchecked")
    public void testHashtablePutAll() {
        Hashtable<String, Integer> hTable = new Hashtable();
        Hashtable<String, Integer> hTable1 = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
            hTable.putAll(hTable1);
        }
    }

    /**
     * 
     * clone() returns a Hashtable .. It should return Object as per the
     * specification.
     * 
     */

    public void testHashtableClone() {
        Hashtable hashTable;
        Hashtable<String, Integer> hTable = sTable;
        for (int i = ITERATIONS - 1; i >= 0; i--) {
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
            hashTable = (Hashtable) hTable.clone();
        }
    }
}