Example usage for org.jfree.data.xy VectorDataItem hashCode

Introduction

In this page you can find the example usage for org.jfree.data.xy VectorDataItem hashCode.

Prototype

@Override
public int hashCode() 

Source Link

Document

Returns a hash code.

Usage

From source file:org.jfree.data.xy.VectorDataItemTest.java

/**
 * Two objects that are equal are required to return the same hashCode.
 *//*from www.j  a  v a2  s. co  m*/
@Test
public void testHashcode() {
    VectorDataItem v1 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);
    VectorDataItem v2 = new VectorDataItem(1.0, 2.0, 3.0, 4.0);
    assertTrue(v1.equals(v2));
    int h1 = v1.hashCode();
    int h2 = v2.hashCode();
    assertEquals(h1, h2);
}

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