diff -r 1dbddb2a1971 -r 07146758775b jdk/src/java.management/share/classes/sun/management/VMOptionCompositeData.java --- a/jdk/src/java.management/share/classes/sun/management/VMOptionCompositeData.java Thu May 07 20:50:57 2015 -0700 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,133 +0,0 @@ -/* - * Copyright (c) 2005, 2008, 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. Oracle designates this - * particular file as subject to the "Classpath" exception as provided - * by Oracle in the LICENSE file that accompanied this code. - * - * 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. - */ - -package sun.management; - -import com.sun.management.VMOption; -import com.sun.management.VMOption.Origin; -import javax.management.openmbean.CompositeType; -import javax.management.openmbean.CompositeData; -import javax.management.openmbean.CompositeDataSupport; -import javax.management.openmbean.OpenDataException; - -/** - * A CompositeData for VMOption for the local management support. - * This class avoids the performance penalty paid to the - * construction of a CompositeData use in the local case. - */ -public class VMOptionCompositeData extends LazyCompositeData { - private final VMOption option; - - private VMOptionCompositeData(VMOption option) { - this.option = option; - } - - public VMOption getVMOption() { - return option; - } - - public static CompositeData toCompositeData(VMOption option) { - VMOptionCompositeData vcd = new VMOptionCompositeData(option); - return vcd.getCompositeData(); - } - - protected CompositeData getCompositeData() { - // CONTENTS OF THIS ARRAY MUST BE SYNCHRONIZED WITH - // vmOptionItemNames! - final Object[] vmOptionItemValues = { - option.getName(), - option.getValue(), - option.isWriteable(), - option.getOrigin().toString(), - }; - - try { - return new CompositeDataSupport(vmOptionCompositeType, - vmOptionItemNames, - vmOptionItemValues); - } catch (OpenDataException e) { - // Should never reach here - throw new AssertionError(e); - } - } - - private static final CompositeType vmOptionCompositeType; - static { - try { - vmOptionCompositeType = (CompositeType) - MappedMXBeanType.toOpenType(VMOption.class); - } catch (OpenDataException e) { - // Should never reach here - throw new AssertionError(e); - } - } - - static CompositeType getVMOptionCompositeType() { - return vmOptionCompositeType; - } - - private static final String NAME = "name"; - private static final String VALUE = "value"; - private static final String WRITEABLE = "writeable"; - private static final String ORIGIN = "origin"; - - private static final String[] vmOptionItemNames = { - NAME, - VALUE, - WRITEABLE, - ORIGIN, - }; - - public static String getName(CompositeData cd) { - return getString(cd, NAME); - } - public static String getValue(CompositeData cd) { - return getString(cd, VALUE); - } - public static Origin getOrigin(CompositeData cd) { - String o = getString(cd, ORIGIN); - return Enum.valueOf(Origin.class, o); - } - public static boolean isWriteable(CompositeData cd) { - return getBoolean(cd, WRITEABLE); - } - - /** Validate if the input CompositeData has the expected - * CompositeType (i.e. contain all attributes with expected - * names and types). - */ - public static void validateCompositeData(CompositeData cd) { - if (cd == null) { - throw new NullPointerException("Null CompositeData"); - } - - if (!isTypeMatched(vmOptionCompositeType, cd.getCompositeType())) { - throw new IllegalArgumentException( - "Unexpected composite type for VMOption"); - } - } - - private static final long serialVersionUID = -2395573975093578470L; -}