Example usage for java.util LinkedHashMap hashCode

Introduction

In this page you can find the example usage for java.util LinkedHashMap hashCode.

Prototype

int hashCode();

Source Link

Document

Returns the hash code value for this map.

Usage

From source file:com.google.gwt.emultest.java.util.LinkedHashMapTest.java

public void testHashCode() {
    LinkedHashMap<String, String> hashMap = new LinkedHashMap<String, String>();
    checkEmptyLinkedHashMapAssumptions(hashMap);

    // Check that hashCode changes
    int hashCode1 = hashMap.hashCode();
    hashMap.put(KEY_KEY, VALUE_VAL);/*  ww  w  . j a  va2  s  .c o m*/
    int hashCode2 = hashMap.hashCode();

    assertTrue(hashCode1 != hashCode2);
}

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