提交 b42b3ba7 编写于 作者: J jbachorik

8139870: sun.management.LazyCompositeData.isTypeMatched() fails for composite...

8139870: sun.management.LazyCompositeData.isTypeMatched() fails for composite types with items of ArrayType
Reviewed-by: dfuchs
上级 9cc03bcb
......@@ -27,6 +27,7 @@ package sun.management;
import java.io.Serializable;
import java.util.*;
import javax.management.openmbean.ArrayType;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.CompositeType;
import javax.management.openmbean.OpenType;
......@@ -48,39 +49,48 @@ public abstract class LazyCompositeData
private CompositeData compositeData;
// Implementation of the CompositeData interface
@Override
public boolean containsKey(String key) {
return compositeData().containsKey(key);
}
@Override
public boolean containsValue(Object value) {
return compositeData().containsValue(value);
}
@Override
public boolean equals(Object obj) {
return compositeData().equals(obj);
}
@Override
public Object get(String key) {
return compositeData().get(key);
}
@Override
public Object[] getAll(String[] keys) {
return compositeData().getAll(keys);
}
@Override
public CompositeType getCompositeType() {
return compositeData().getCompositeType();
}
@Override
public int hashCode() {
return compositeData().hashCode();
}
@Override
public String toString() {
/** FIXME: What should this be?? */
return compositeData().toString();
}
@Override
public Collection<?> values() {
return compositeData().values();
}
......@@ -126,27 +136,31 @@ public abstract class LazyCompositeData
if (cd == null)
throw new IllegalArgumentException("Null CompositeData");
return ((Boolean) cd.get(itemName)).booleanValue();
return ((Boolean) cd.get(itemName));
}
static long getLong(CompositeData cd, String itemName) {
if (cd == null)
throw new IllegalArgumentException("Null CompositeData");
return ((Long) cd.get(itemName)).longValue();
return ((Long) cd.get(itemName));
}
static int getInt(CompositeData cd, String itemName) {
if (cd == null)
throw new IllegalArgumentException("Null CompositeData");
return ((Integer) cd.get(itemName)).intValue();
return ((Integer) cd.get(itemName));
}
/**
* Compares two CompositeTypes and returns true if
* all items in type1 exist in type2 and their item types
* are the same.
* @param type1 the base composite type
* @param type2 the checked composite type
* @return {@code true} if all items in type1 exist in type2 and their item
* types are the same.
*/
protected static boolean isTypeMatched(CompositeType type1, CompositeType type2) {
if (type1 == type2) return true;
......@@ -159,24 +173,9 @@ public abstract class LazyCompositeData
if (!type2.keySet().containsAll(allItems))
return false;
for (String item: allItems) {
OpenType<?> ot1 = type1.getType(item);
OpenType<?> ot2 = type2.getType(item);
if (ot1 instanceof CompositeType) {
if (! (ot2 instanceof CompositeType))
return false;
if (!isTypeMatched((CompositeType) ot1, (CompositeType) ot2))
return false;
} else if (ot1 instanceof TabularType) {
if (! (ot2 instanceof TabularType))
return false;
if (!isTypeMatched((TabularType) ot1, (TabularType) ot2))
return false;
} else if (!ot1.equals(ot2)) {
return false;
}
}
return true;
return allItems.stream().allMatch(
item -> isTypeMatched(type1.getType(item), type2.getType(item))
);
}
protected static boolean isTypeMatched(TabularType type1, TabularType type2) {
......@@ -192,5 +191,41 @@ public abstract class LazyCompositeData
return isTypeMatched(type1.getRowType(), type2.getRowType());
}
protected static boolean isTypeMatched(ArrayType<?> type1, ArrayType<?> type2) {
if (type1 == type2) return true;
int dim1 = type1.getDimension();
int dim2 = type2.getDimension();
// check if the array dimensions are the same
if (dim1 != dim2)
return false;
return isTypeMatched(type1.getElementOpenType(), type2.getElementOpenType());
}
private static boolean isTypeMatched(OpenType<?> ot1, OpenType<?> ot2) {
if (ot1 instanceof CompositeType) {
if (! (ot2 instanceof CompositeType))
return false;
if (!isTypeMatched((CompositeType) ot1, (CompositeType) ot2))
return false;
} else if (ot1 instanceof TabularType) {
if (! (ot2 instanceof TabularType))
return false;
if (!isTypeMatched((TabularType) ot1, (TabularType) ot2))
return false;
} else if (ot1 instanceof ArrayType) {
if (! (ot2 instanceof ArrayType))
return false;
if (!isTypeMatched((ArrayType<?>) ot1, (ArrayType<?>) ot2)) {
return false;
}
} else if (!ot1.equals(ot2)) {
return false;
}
return true;
}
private static final long serialVersionUID = -2190411934472666714L;
}
/*
* Copyright (c) 2015, 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.util.HashMap;
import java.util.Map;
import javax.management.openmbean.ArrayType;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.CompositeDataSupport;
import javax.management.openmbean.CompositeType;
import javax.management.openmbean.OpenDataException;
import javax.management.openmbean.OpenType;
import javax.management.openmbean.SimpleType;
import sun.management.LazyCompositeData;
/**
* @test
* @bug 8139870
* @summary sun.management.LazyCompositeData.isTypeMatched() fails for composite types with items of ArrayType
* @modules java.management/sun.management
* @author Jaroslav Bachorik
*/
public class LazyCompositeDataTest {
private final static CompositeData dataV1, dataV2;
static {
try {
// ***
// prepare the composite types
// composite type stored in an array; V1
CompositeType subtypeV1 = new CompositeType(
"Subtype1",
"Version 1",
new String[]{"item1"},
new String[]{"Item 1"},
new OpenType<?>[]{
SimpleType.STRING
}
);
// composite type stored in an array; V2
CompositeType subtypeV2 = new CompositeType(
"Subtype2",
"Version 2",
new String[]{"item1", "item2"},
new String[]{"Item 1", "Item 2"},
new OpenType<?>[]{
SimpleType.STRING,
SimpleType.INTEGER
}
);
// main composite type; V1
// one of the items is array of 'subtypeV1' instances
CompositeType typeV1 = new CompositeType(
"MyDataV1",
"Version 1",
new String[]{"item1", "item2"},
new String[]{"Item 1", "Item 2"},
new OpenType<?>[]{
SimpleType.STRING,
ArrayType.getArrayType(subtypeV1)
}
);
// main composite type; V2
// one of the items is array of 'subtypeV2' instances
CompositeType typeV2 = new CompositeType(
"MyDataV2",
"Version 2",
new String[]{"item1", "item2"},
new String[]{"Item 1", "Item 2"},
new OpenType<?>[]{
SimpleType.STRING,
ArrayType.getArrayType(subtypeV2)
}
);
// ***
// ***
// construct the data
Map<String, Object> subitemsV1 = new HashMap<>();
Map<String, Object> subitemsV2 = new HashMap<>();
Map<String, Object> itemsV1 = new HashMap<>();
Map<String, Object> itemsV2 = new HashMap<>();
subitemsV1.put("item1", "item1");
subitemsV2.put("item1", "item1");
subitemsV2.put("item2", 42);
itemsV1.put("item1", "item1");
itemsV1.put("item2", new CompositeData[]{new CompositeDataSupport(subtypeV1, subitemsV1)});
itemsV2.put("item1", "item1");
itemsV2.put("item2", new CompositeData[]{new CompositeDataSupport(subtypeV2, subitemsV2)});
dataV1 = new CompositeDataSupport(typeV1, itemsV1);
dataV2 = new CompositeDataSupport(typeV2, itemsV2);
// ***
} catch (OpenDataException e) {
throw new Error(e);
}
}
private static class MyDataV1 extends LazyCompositeData {
@Override
protected CompositeData getCompositeData() {
return dataV1;
}
public boolean isTypeMached(CompositeType type) {
return isTypeMatched(this.getCompositeType(), type);
}
}
private static class MyDataV2 extends LazyCompositeData {
@Override
protected CompositeData getCompositeData() {
return dataV2;
}
}
public static void main(String[] args) throws Exception {
System.out.println("Checking LazyCompositeData.isTypeMatched()");
MyDataV1 v1 = new MyDataV1();
MyDataV2 v2 = new MyDataV2();
if (!v1.isTypeMached(v2.getCompositeType())) {
System.err.println("=== FAILED");
System.err.println("V1 should be matched by V2");
System.err.println("\n=== V1");
System.err.println(v1.getCompositeType());
System.err.println("\n=== V2");
System.err.println(v2.getCompositeType());
throw new Error();
}
System.out.println("=== PASSED");
}
}
\ No newline at end of file
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