77 lines
2.5 KiB
Java
77 lines
2.5 KiB
Java
/*
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* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4218776
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* @summary Test loading of properties files with blank lines
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*/
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Properties;
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/**
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* This class tests to see if a properties object correctly handles blank
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* lines in a properties file
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*/
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public class BlankLines {
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public static void main(String []args)
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{
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try {
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// create test file
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File file = new File("test.properties");
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// write a single space to the test file
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FileOutputStream fos = new FileOutputStream(file);
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fos.write(' ');
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fos.close();
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// test empty properties
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Properties prop1 = new Properties();
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// now load the file we just created, into a
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// properties object.
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// the properties object should have no elements,
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// but due to a bug, it has an empty key/value.
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// key = "", value = ""
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Properties prop2 = new Properties();
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InputStream is = new FileInputStream(file);
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try {
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prop2.load(is);
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} finally {
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is.close();
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}
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if (!prop1.equals(prop2))
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throw new RuntimeException("Incorrect properties loading.");
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// cleanup
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file.delete();
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}
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catch(IOException e) {}
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}
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}
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