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changeset 10288:eea2142e818c

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8034085: Do not prefer indexed properties Reviewed-by: alexsch
author malenkov
date Fri, 21 Feb 2014 15:34:05 +0400
parents b28acc576f36
children ad33c27c9f15
files src/share/classes/java/beans/Introspector.java test/java/beans/Introspector/Test4168833.java test/java/beans/Introspector/Test8034085.java
diffstat 3 files changed, 276 insertions(+), 21 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/classes/java/beans/Introspector.java	Thu Nov 20 16:53:43 2014 -0500
+++ b/src/share/classes/java/beans/Introspector.java	Fri Feb 21 15:34:05 2014 +0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2014, 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
@@ -729,22 +729,38 @@
             if (igpd != null && ispd != null) {
                 // Complete indexed properties set
                 // Merge any classic property descriptors
-                if (gpd != null) {
-                    PropertyDescriptor tpd = mergePropertyDescriptor(igpd, gpd);
-                    if (tpd instanceof IndexedPropertyDescriptor) {
-                        igpd = (IndexedPropertyDescriptor)tpd;
-                    }
-                }
-                if (spd != null) {
-                    PropertyDescriptor tpd = mergePropertyDescriptor(ispd, spd);
-                    if (tpd instanceof IndexedPropertyDescriptor) {
-                        ispd = (IndexedPropertyDescriptor)tpd;
-                    }
+                if ((gpd == spd) || (gpd == null)) {
+                    pd = spd;
+                } else if (spd == null) {
+                    pd = gpd;
+                } else if (spd instanceof IndexedPropertyDescriptor) {
+                    pd = mergePropertyWithIndexedProperty(gpd, (IndexedPropertyDescriptor) spd);
+                } else if (gpd instanceof IndexedPropertyDescriptor) {
+                    pd = mergePropertyWithIndexedProperty(spd, (IndexedPropertyDescriptor) gpd);
+                } else {
+                    pd = mergePropertyDescriptor(gpd, spd);
                 }
                 if (igpd == ispd) {
-                    pd = igpd;
+                    ipd = igpd;
+                } else {
+                    ipd = mergePropertyDescriptor(igpd, ispd);
+                }
+                if (pd == null) {
+                    pd = ipd;
                 } else {
-                    pd = mergePropertyDescriptor(igpd, ispd);
+                    Class<?> propType = pd.getPropertyType();
+                    Class<?> ipropType = ipd.getIndexedPropertyType();
+                    if (propType.isArray() && propType.getComponentType() == ipropType) {
+                        pd = pd.getClass0().isAssignableFrom(ipd.getClass0())
+                                ? new IndexedPropertyDescriptor(pd, ipd)
+                                : new IndexedPropertyDescriptor(ipd, pd);
+                    } else if (pd.getClass0().isAssignableFrom(ipd.getClass0())) {
+                        pd = pd.getClass0().isAssignableFrom(ipd.getClass0())
+                                ? new PropertyDescriptor(pd, ipd)
+                                : new PropertyDescriptor(ipd, pd);
+                    } else {
+                        pd = ipd;
+                    }
                 }
             } else if (gpd != null && spd != null) {
                 // Complete simple properties set
@@ -828,6 +844,12 @@
             } else {
                 result = new IndexedPropertyDescriptor(ipd, pd);
             }
+        } else if ((ipd.getReadMethod() == null) && (ipd.getWriteMethod() == null)) {
+            if (pd.getClass0().isAssignableFrom(ipd.getClass0())) {
+                result = new PropertyDescriptor(pd, ipd);
+            } else {
+                result = new PropertyDescriptor(ipd, pd);
+            }
         } else {
             // Cannot merge the pd because of type mismatch
             // Return the most specific pd
@@ -879,7 +901,7 @@
     }
 
     // Handle regular ipd merge
-    private PropertyDescriptor mergePropertyDescriptor(IndexedPropertyDescriptor ipd1,
+    private IndexedPropertyDescriptor mergePropertyDescriptor(IndexedPropertyDescriptor ipd1,
                                                        IndexedPropertyDescriptor ipd2) {
         if (ipd1.getClass0().isAssignableFrom(ipd2.getClass0())) {
             return new IndexedPropertyDescriptor(ipd1, ipd2);
--- a/test/java/beans/Introspector/Test4168833.java	Thu Nov 20 16:53:43 2014 -0500
+++ b/test/java/beans/Introspector/Test4168833.java	Fri Feb 21 15:34:05 2014 +0400
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2014, 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
@@ -23,10 +23,11 @@
 
 /*
  * @test
- * @bug 4168833
+ * @bug 4168833 8034085
  * @summary Tests that Introspector does not create IndexedPropertyDescriptor
  *          from non-indexed PropertyDescriptor
  * @author Mark Davidson
+ * @author Sergey Malenkov
  */
 
 import java.awt.Color;
@@ -42,10 +43,6 @@
  */
 public class Test4168833 {
     public static void main(String[] args) throws Exception {
-        IndexedPropertyDescriptor ipd = BeanUtils.getIndexedPropertyDescriptor(Base.class, "prop");
-        if (!ipd.getIndexedPropertyType().equals(Dimension.class)) {
-            error(ipd, "Base.prop property should a Dimension");
-        }
         // When the Sub class is introspected,
         // the property type should be color.
         // The complete "classic" set of properties
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/java/beans/Introspector/Test8034085.java	Fri Feb 21 15:34:05 2014 +0400
@@ -0,0 +1,236 @@
+/*
+ * Copyright (c) 2014, 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.
+ */
+
+import java.awt.Window;
+import java.beans.IndexedPropertyDescriptor;
+import java.beans.PropertyDescriptor;
+
+/*
+ * @test
+ * @bug 8034085
+ * @summary Tests that Introspector ignores indexed getter and setter for incorrect types
+ * @author Sergey Malenkov
+ */
+
+public class Test8034085 {
+    public static final StringBuilder ERROR = new StringBuilder();
+
+    public static void main(String[] args) {
+        test(Window.class, false, true, false, false);
+
+        test(Bean0000.class, false, false, false, false);
+        test(Bean0001.class, false, false, false, true);
+        test(Bean0010.class, false, false, true, false);
+        test(Bean0011.class, false, false, true, true);
+        test(Bean0100.class, false, true, false, false);
+        test(Bean0101.class, false, true, false, false);
+        test(Bean0110.class, false, true, false, false);
+        test(Bean0111.class, false, true, false, false);
+        test(Bean1000.class, true, false, false, false);
+        test(Bean1001.class, true, false, false, false);
+        test(Bean1010.class, true, false, false, false);
+        test(Bean1011.class, true, false, false, false);
+        test(Bean1100.class, true, true, false, false);
+        test(Bean1101.class, true, true, false, false);
+        test(Bean1110.class, true, true, false, false);
+        test(Bean1111.class, true, true, false, false);
+
+        if (0 < ERROR.length()) {
+            throw new Error(ERROR.toString());
+        }
+    }
+
+    private static void test(Class<?> type, boolean read, boolean write, boolean readIndexed, boolean writeIndexed) {
+        PropertyDescriptor pd = BeanUtils.findPropertyDescriptor(type, "size");
+        if (pd != null) {
+            test(type, "read", read, null != pd.getReadMethod());
+            test(type, "write", write, null != pd.getWriteMethod());
+            if (pd instanceof IndexedPropertyDescriptor) {
+                IndexedPropertyDescriptor ipd = (IndexedPropertyDescriptor) pd;
+                test(type, "indexed read", readIndexed, null != ipd.getIndexedReadMethod());
+                test(type, "indexed write", writeIndexed, null != ipd.getIndexedWriteMethod());
+            } else if (readIndexed || writeIndexed) {
+                error(type, "indexed property does not exist");
+            }
+        } else if (read || write || readIndexed || writeIndexed) {
+            error(type, "property does not exist");
+        }
+    }
+
+    private static void test(Class<?> type, String name, boolean expected, boolean actual) {
+        if (expected && !actual) {
+            error(type, name + " method does not exist");
+        } else if (!expected && actual) {
+            error(type, name + " method is not expected");
+        }
+    }
+
+    private static void error(Class<?> type, String message) {
+        ERROR.append("\n\t\t").append(type.getSimpleName()).append(".size: ").append(message);
+    }
+
+    public static class Bean0000 {
+    }
+
+    public static class Bean0001 {
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean0010 {
+        public int getSize(int index) {
+            return 0;
+        }
+    }
+
+    public static class Bean0011 {
+        public int getSize(int index) {
+            return 0;
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean0100 {
+        public void setSize(int value) {
+        }
+    }
+
+    public static class Bean0101 {
+        public void setSize(int value) {
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean0110 {
+        public void setSize(int value) {
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+    }
+
+    public static class Bean0111 {
+        public void setSize(int value) {
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean1000 {
+        public int getSize() {
+            return 0;
+        }
+    }
+
+    public static class Bean1001 {
+        public int getSize() {
+            return 0;
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean1010 {
+        public int getSize() {
+            return 0;
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+    }
+
+    public static class Bean1011 {
+        public int getSize() {
+            return 0;
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean1100 {
+        public int getSize() {
+            return 0;
+        }
+
+        public void setSize(int value) {
+        }
+    }
+
+    public static class Bean1101 {
+        public int getSize() {
+            return 0;
+        }
+
+        public void setSize(int value) {
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+
+    public static class Bean1110 {
+        public int getSize() {
+            return 0;
+        }
+
+        public void setSize(int value) {
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+    }
+
+    public static class Bean1111 {
+        public int getSize() {
+            return 0;
+        }
+
+        public void setSize(int value) {
+        }
+
+        public int getSize(int index) {
+            return 0;
+        }
+
+        public void setSize(int index, int value) {
+        }
+    }
+}