Example usage for java.util Arrays equals

List of usage examples for java.util Arrays equals

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Introduction

In this page you can find the example usage for java.util Arrays equals.

Prototype

public static boolean equals(Object[] a, Object[] a2)

Source Link

Document

Returns true if the two specified arrays of Objects are equal to one another.

Usage

From source file:Main.java

public static void main(String[] args) {

    float[] arr1 = new float[] { 1f, 123f };
    float[] arr2 = new float[] { 1f, 123f, 22f, 4f };
    float[] arr3 = new float[] { 1f, 123f };

    System.out.println(Arrays.equals(arr1, arr2));
    System.out.println(Arrays.equals(arr1, arr3));
}

From source file:Main.java

public static void main(String[] args) {

    Object[] arr1 = new Object[] { 1, 123 };
    Object[] arr2 = new Object[] { 1, 123, 22, 4 };
    Object[] arr3 = new Object[] { 1, 123 };

    System.out.println(Arrays.equals(arr1, arr2));

    System.out.println(Arrays.equals(arr1, arr3));
}

From source file:Main.java

public static void main(String[] args) {

    double[] arr1 = new double[] { 1.2, 1.23 };
    double[] arr2 = new double[] { 1.2, 1.23 };
    double[] arr3 = new double[] { 1.23, 1.2 };

    System.out.println(Arrays.equals(arr1, arr2));

    System.out.println(Arrays.equals(arr1, arr3));
}

From source file:Main.java

public static void main(String[] args) {

    short[] arr1 = new short[] { 4, 1, 15, 6 };
    short[] arr2 = new short[] { 4, 1, 15, 6 };
    short[] arr3 = new short[] { 3, 1, 6, 12 };

    System.out.println(Arrays.equals(arr1, arr2));

    System.out.println(Arrays.equals(arr2, arr3));
}

From source file:Main.java

public static void main(String[] args) {
    long[] arr1 = new long[] { 1, 23, 12, 45, 54 };
    long[] arr2 = new long[] { 1, 23, 12, 45, 54, 67, 78 };
    long[] arr3 = new long[] { 1, 23, 12, 45, 54, 67, 78 };

    System.out.println(Arrays.equals(arr1, arr2));

    System.out.println(Arrays.equals(arr2, arr3));
}

From source file:Main.java

public static void main(String[] args) {
    String str = "Result";
    String str1 = "rEsLtu";

    char[] firstString = str.toLowerCase().toCharArray();
    char[] secondString = str1.toLowerCase().toCharArray();

    Arrays.sort(firstString);/*from   w w  w.j  av a2 s .c  o m*/
    Arrays.sort(secondString);

    if (Arrays.equals(firstString, secondString) == true) {
        System.out.println("same");
    } else {
        System.out.println("different");
    }
}

From source file:Main.java

public static void main(String[] args) {
    Console console = System.console();

    if (console == null) {
        System.out.println("Console is not available");
        System.exit(1);/* ww  w .ja  va2 s .  co m*/
    }

    char[] password = "java2s.com".toCharArray();

    char[] passwordEntered = console.readPassword("Enter password: ");

    if (Arrays.equals(password, passwordEntered)) {
        System.out.println("\n Access granted \n");
        Arrays.fill(password, ' ');
        Arrays.fill(passwordEntered, ' ');
        System.out.println("OK ...");
    } else {
        System.out.println("Access denied");
        System.exit(1);
    }
}

From source file:PasswordPromptingDemo.java

public static void main(String[] args) {
    Console console = System.console();

    if (console == null) {
        System.out.println("Console is not available");
        System.exit(1);//  ww w .  j a va 2 s.c  o m
    }

    char[] password = "mustang".toCharArray();

    char[] passwordEntered = console.readPassword("Enter password: ");

    if (Arrays.equals(password, passwordEntered)) {
        System.out.println("\n Access granted \n");
        Arrays.fill(password, ' ');
        Arrays.fill(passwordEntered, ' ');
        System.out.println("OK ...");
    } else {
        System.out.println("Access denied");
        System.exit(1);
    }
}

From source file:Main.java

public static void main(String args[]) {

    List<String[]> left = new ArrayList<String[]>();
    left.add(new String[] { "one", "two" });

    List<String[]> right = new ArrayList<String[]>();
    right.add(new String[] { "one", "two" });

    java.util.Iterator<String[]> leftIterator = left.iterator();
    java.util.Iterator<String[]> rightIterator = right.iterator();
    if (left.size() != right.size()) {
        System.out.println("not equal");
    }//from w  w w . j  a  va2  s.  co  m
    while (leftIterator.hasNext()) {
        if (Arrays.equals(leftIterator.next(), rightIterator.next()))
            continue;
        else {
            System.out.print("not equal");
            break;
        }
    }
}

From source file:ArraysTester.java

public static void main(String[] args) {
    ArraysTester tester = new ArraysTester(50);
    int[] myArray = tester.get();

    // Compare two arrays
    int[] myOtherArray = tester.get().clone();
    if (Arrays.equals(myArray, myOtherArray)) {
        System.out.println("The two arrays are equal!");
    } else {//from w ww .ja va  2s  .  c  om
        System.out.println("The two arrays are not equal!");
    }

    // Fill up some values
    Arrays.fill(myOtherArray, 2, 10, new Double(Math.PI).intValue());
    myArray[30] = 98;

    // Print array, as is
    System.out.println("Here's the unsorted array...");
    System.out.println(Arrays.toString(myArray));
    System.out.println();

    // Sort the array
    Arrays.sort(myArray);

    // print array, sorted
    System.out.println("Here's the sorted array...");
    System.out.println(Arrays.toString(myArray));
    System.out.println();

    // Get the index of a particular value
    int index = Arrays.binarySearch(myArray, 98);
    System.out.println("98 is located in the array at index " + index);

    String[][] ticTacToe = { { "X", "O", "O" }, { "O", "X", "X" }, { "X", "O", "X" } };
    System.out.println(Arrays.deepToString(ticTacToe));

    String[][] ticTacToe2 = { { "O", "O", "X" }, { "O", "X", "X" }, { "X", "O", "X" } };

    String[][] ticTacToe3 = { { "X", "O", "O" }, { "O", "X", "X" }, { "X", "O", "X" } };

    if (Arrays.deepEquals(ticTacToe, ticTacToe2)) {
        System.out.println("Boards 1 and 2 are equal.");
    } else {
        System.out.println("Boards 1 and 2 are not equal.");
    }

    if (Arrays.deepEquals(ticTacToe, ticTacToe3)) {
        System.out.println("Boards 1 and 3 are equal.");
    } else {
        System.out.println("Boards 1 and 3 are not equal.");
    }
}