[kaffe] CVS kaffe (robilad): Resynced with GNU Classpath: tansformattribute fix
Kaffe CVS
cvs-commits at kaffe.org
Sat Feb 19 09:39:48 PST 2005
PatchSet 5573
Date: 2005/02/19 17:29:12
Author: robilad
Branch: HEAD
Tag: (none)
Log:
Resynced with GNU Classpath: tansformattribute fix
2005-02-19 Dalibor Topic <robilad at kaffe.org>
Resynced with GNU Classpath.
2005-02-18 David Gilbert <david.gilbert at object-refinery.com>
* java/awt/font/TransformAttribute.java,
(TransformAttribute(AffineTransform)): throw
IllegalArgumentException for null transform.
(getTransform): return a copy of transform.
Added doc comments to all.
Members:
ChangeLog:1.3617->1.3618
libraries/javalib/java/awt/font/TransformAttribute.java:1.1->1.2
Index: kaffe/ChangeLog
diff -u kaffe/ChangeLog:1.3617 kaffe/ChangeLog:1.3618
--- kaffe/ChangeLog:1.3617 Sat Feb 19 17:26:44 2005
+++ kaffe/ChangeLog Sat Feb 19 17:29:12 2005
@@ -2,6 +2,18 @@
Resynced with GNU Classpath.
+ 2005-02-18 David Gilbert <david.gilbert at object-refinery.com>
+
+ * java/awt/font/TransformAttribute.java,
+ (TransformAttribute(AffineTransform)): throw
+ IllegalArgumentException for null transform.
+ (getTransform): return a copy of transform.
+ Added doc comments to all.
+
+2005-02-19 Dalibor Topic <robilad at kaffe.org>
+
+ Resynced with GNU Classpath.
+
2005-02-18 Sven de Marothy <sven at physto.se>
* java/util/TimeZone.java,
Index: kaffe/libraries/javalib/java/awt/font/TransformAttribute.java
diff -u kaffe/libraries/javalib/java/awt/font/TransformAttribute.java:1.1 kaffe/libraries/javalib/java/awt/font/TransformAttribute.java:1.2
--- kaffe/libraries/javalib/java/awt/font/TransformAttribute.java:1.1 Fri Aug 15 16:59:01 2003
+++ kaffe/libraries/javalib/java/awt/font/TransformAttribute.java Sat Feb 19 17:29:16 2005
@@ -1,5 +1,5 @@
-/* TransformAttribute.java
- Copyright (C) 2003 Free Software Foundation, Inc.
+/* TransformAttribute.java --
+ Copyright (C) 2003, 2005 Free Software Foundation, Inc.
This file is part of GNU Classpath.
@@ -42,6 +42,13 @@
import java.io.Serializable;
/**
+ * This class provides a mechanism for using an {@link AffineTransform} as
+ * an <i>immutable</i> attribute (for example, in the
+ * {@link java.text.AttributedString} class). Any transform passed to
+ * this class is copied before being stored, and any transform handed out
+ * by this class is a copy of the stored transform. In this way, it is
+ * not possible to modify the stored transform.
+ *
* @author Michael Koch
*/
public final class TransformAttribute implements Serializable
@@ -50,20 +57,40 @@
private AffineTransform affineTransform;
+ /**
+ * Creates a new attribute that contains a copy of the given transform.
+ *
+ * @param transform the transform (<code>null</code> not permitted).
+ *
+ * @throws IllegalArgumentException if <code>transform</code> is
+ * <code>null</code>.
+ */
public TransformAttribute (AffineTransform transform)
{
- if (transform != null)
+ if (transform == null)
{
- this.affineTransform = new AffineTransform (transform);
+ throw new IllegalArgumentException("Null 'transform' not permitted.");
}
+ this.affineTransform = new AffineTransform (transform);
}
+ /**
+ * Returns a copy of the transform contained by this attribute.
+ *
+ * @return A copy of the transform.
+ */
public AffineTransform getTransform ()
{
- return affineTransform;
+ return (AffineTransform) affineTransform.clone();
}
/**
+ * Returns <code>true</code> if the transform contained by this attribute is
+ * an identity transform, and <code>false</code> otherwise.
+ *
+ * @return <code>true</code> if the transform contained by this attribute is
+ * an identity transform, and <code>false</code> otherwise.
+ *
* @since 1.4
*/
public boolean isIdentity ()
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