jdk-24/langtools/test/tools/javac/implicitThis/NewBeforeOuterConstructed.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/**
 * @test
 * @bug 4249111
 * @summary 'new' of inner class should not be allowed unless outer is constructed
 *
 * @compile/fail NewBeforeOuterConstructed.java
 */

import java.io.*;

public class NewBeforeOuterConstructed extends PrintStream {
      private class NullOutputStream extends OutputStream {
              public NullOutputStream() {
                      super();
              }
              public void write(int b) { }
              public void write(byte b[]) { }
              public void write(byte b[], int off, int len) { }
              public void flush() { }
              public void close() { }
      }
       public NewBeforeOuterConstructed() {
                // The 'new' below is illegal, as the outer
                // constructor has not been called when the
                // implicit reference to 'this' is evaluated
                // during the new instance expression.
              super(new NullOutputStream());
      }
}