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From "Oleg Khaschansky" <oleg.v.khaschan...@gmail.com>
Subject Re: [jira] Created: (HARMONY-1456) [classlib][awt]java.awt.Font.hasUniformLineMetrics() return true on Harmony while RI returns false
Date Tue, 19 Sep 2006 11:53:03 GMT
+1. BTW, I can't imagine the application that could be affected by
this difference.

On 9/19/06, Ilya Okomin <ilya.okomin@gmail.com> wrote:
> Hi, community!
>
> I found for java.awt.Font.hasUniformLineMetrics() RI returns false for all
> fonts (physical/logical) while Harmony returns true for physical and false
> for logical.
> Spec says: "Checks whether or not this Font has uniform line metrics. A
> logical Font might be a composite font, which means that it is composed of
> different physical fonts to cover different code ranges. Each of these fonts
> might have different LineMetrics. If the logical Font is a single font then
> the metrics would be uniform. ". Thus I find reasonable to return true for
> physical fonts, as they are single.I assume that it is a non-bug difference
> from RI.
> Any thoughts on this issue?
>
> Regards,
> Ilya.
>
>
> On 9/13/06, Ilya Okomin (JIRA) <jira@apache.org> wrote:
> >
> > [classlib][awt]java.awt.Font.hasUniformLineMetrics() return true on
> > Harmony while RI returns false
> >
> > --------------------------------------------------------------------------------------------------
> >
> >                 Key: HARMONY-1456
> >                 URL: http://issues.apache.org/jira/browse/HARMONY-1456
> >             Project: Harmony
> >          Issue Type: Bug
> >          Components: Non-bug differences from RI
> >         Environment: Windows XP
> >            Reporter: Ilya Okomin
> >            Priority: Trivial
> >
> >
> > According to the specification method must Font.hasUniformLineMetricsreturn true
if this Font has uniform
> > line metrics; false otherwise.
> > RI returns false for physical font "Arial" while Harmony returns true.
> > ====================test.java====================
> > import java.awt.*;
> >
> > import junit.framework.TestCase;
> >
> > public class test extends TestCase {
> >
> >    public void testRun() {
> >        final String name = "Arial";
> >
> >        Font f=new Font(name, Font.BOLD, 12);
> >
> >        // Check if created font is physical, it's family name
> >        // is not logical and equals to the name parameter.
> >        assertEquals(f.getFamily(), name);
> >        assertTrue(f.hasUniformLineMetrics());
> >    }
> > }
> > ===============================================
> >
> > Output:
> > RI: java version "1.5.0"
> > Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-b64)
> > BEA WebLogic JRockit(R) (build dra-38972-20041208-2001-win-ia32,
> > R25.0.0-75, GC: System optimized over throughput (initial strategy
> > singleparpar))
> >
> > junit.framework.AssertionFailedError
> >        at junit.framework.Assert.fail(Assert.java:47)
> >        at junit.framework.Assert.assertTrue(Assert.java:20)
> >        at junit.framework.Assert.assertTrue(Assert.java:27)
> >        at test.testRun(Test9688.java:17)
> >        at jrockit.reflect.VirtualNativeMethodInvoker.invoke(
> > Ljava.lang.Object;[Ljava.lang.Object;)Ljava.lang.Object;(Unknown Source)
> >        at java.lang.reflect.Method.invoke(Ljava.lang.Object;[
> > Ljava.lang.Object;I)Ljava.lang.Object;(Unknown Source)
> >        at junit.framework.TestCase.runTest(TestCase.java:154)
> >        at junit.framework.TestCase.runBare(TestCase.java:127)
> >        at junit.framework.TestResult$1.protect(TestResult.java:106)
> >        at junit.framework.TestResult.runProtected(TestResult.java:124)
> >        at junit.framework.TestResult.run(TestResult.java:109)
> >        at junit.framework.TestCase.run(TestCase.java:118)
> >        at junit.framework.TestSuite.runTest(TestSuite.java:208)
> >        at junit.framework.TestSuite.run(TestSuite.java:203)
> >        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(
> > RemoteTestRunner.java:478)
> >        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(
> > RemoteTestRunner.java:344)
> >        at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(
> > RemoteTestRunner.java:196)
> >
> > Harmony: java version "1.5.0"
> > pre-alpha : not complete or compatible
> > svn = r431938, (Aug 16 2006), Windows/ia32/msvc 1310, release build
> > http://incubator.apache.org/harmony
> >
> > // test passed!
> >
> > I would suppose that it is RI bug, since spec says: " If the logical Font
> > is a single font then the metrics would be uniform." In this case we have
> > "Arial" font that is a single physical font on Windows platform and
> > according to spec it has to have uniform metrics.
> >
> >
> >
> > --
> > This message is automatically generated by JIRA.
> > -
> > If you think it was sent incorrectly contact one of the administrators:
> > http://issues.apache.org/jira/secure/Administrators.jspa
> > -
> > For more information on JIRA, see: http://www.atlassian.com/software/jira
> >
> >
> >
>
>
> --
> --
> Ilya Okomin
> Intel Middleware Products Division
>
>

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