Java example source code file (Test.java)

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Java - Java tags/keywords

indexoftest, iters=2000000, string, test

The Test.java Java example source code

/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/**
 * @test
 * @bug 7029152
 * @summary Ideal nodes for String intrinsics miss memory edge optimization
 *
 * @run main/othervm -Xbatch Test
 */

public class Test {

  static final String str = "11111xx11111xx1x";
  static int idx = 0;

  static int IndexOfTest(String str) {
    return str.indexOf("11111xx1x");
  }

  public static void main(String args[]) {
    final int ITERS=2000000;

    for (int i=0; i<ITERS; i++) {
      idx = IndexOfTest(str);
    }
    System.out.println("IndexOf = " + idx);
  }
}