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| author | Tom Tromey <tromey@gcc.gnu.org> | 2007-01-09 19:58:05 +0000 |
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| committer | Tom Tromey <tromey@gcc.gnu.org> | 2007-01-09 19:58:05 +0000 |
| commit | 97b8365cafc3a344a22d3980b8ed885f5c6d8357 (patch) | |
| tree | 996a5f57d4a68c53473382e45cb22f574cb3e4db /libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java | |
| parent | c648dedbde727ca3f883bb5fd773aa4af70d3369 (diff) | |
| download | gcc-97b8365cafc3a344a22d3980b8ed885f5c6d8357.zip gcc-97b8365cafc3a344a22d3980b8ed885f5c6d8357.tar.gz gcc-97b8365cafc3a344a22d3980b8ed885f5c6d8357.tar.bz2 | |
Merged gcj-eclipse branch to trunk.
From-SVN: r120621
Diffstat (limited to 'libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java')
| -rw-r--r-- | libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java b/libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java new file mode 100644 index 0000000..8b61329 --- /dev/null +++ b/libjava/classpath/javax/management/openmbean/OpenMBeanOperationInfo.java @@ -0,0 +1,154 @@ +/* OpenMBeanOperationInfo.java -- Open typed info about a operation. + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package javax.management.openmbean; + +import javax.management.MBeanParameterInfo; + +/** + * Describes a operation for an open management bean. + * This interface includes those methods specified by {@link + * javax.management.MBeanOperationInfo}, so implementations should + * extend this class. The {@link #getSignature()} method should + * return an array containing instances of {@link OpenMBeanParameterInfo}. + * + * @author Andrew John Hughes (gnu_andrew@member.fsf.org) + * @since 1.5 + */ +public interface OpenMBeanOperationInfo +{ + + /** + * Compares this attribute with the supplied object. This returns + * true iff the object is an instance of {@link OpenMBeanOperationInfo} + * with an equal name, signature, open return type and impact. + * + * @param obj the object to compare. + * @return true if the object is a {@link OpenMBeanParameterInfo} + * instance, + * <code>name.equals(object.getName())</code>, + * <code>signature.equals(object.getSignature())</code>, + * <code>returnOpenType.equals(object.getReturnOpenType())</code>, + * and <code>impact == object.getImpact()</code>. + */ + boolean equals(Object obj); + + /** + * Returns a description of this operation. + * + * @return a human-readable description. + */ + String getDescription(); + + /** + * <p> + * Returns the impact of performing this operation. + * The value is equal to one of the following: + * </p> + * <ol> + * <li>{@link javax.management.MBeanOperationInfo#INFO} + * — the method just returns + * information (akin to an accessor).</li> + * <li>{@link javax.management.MBeanOperationInfo#ACTION} + * the method just alters the state of the bean, without + * returning a value (akin to a mutator).</li> + * <li>{@link javax.management.MBeanOperationInfo#ACTION_INFO} + * the method both makes state changes and returns a value.</li> + * <li>{@link javax.management.MBeanOperationInfo#UNKNOWN} + * the behaviour of the operation is unknown.</li> + * </ol> + * + * @return the impact of performing the operation. + */ + int getImpact(); + + /** + * Returns the name of this operation. + * + * @return the name of the operation. + */ + String getName(); + + /** + * Returns the open type instance which represents the type of the + * return value. + * + * @return the open type of the return value. + */ + OpenType getReturnOpenType(); + + /** + * Returns the return type of the operation, as the class + * name. This should be identical to + * <code>getReturnOpenType.getClassName()</code>. + * + * @return the return type. + */ + String getReturnType(); + + /** + * Returns the operation's signature, in the form of + * information on each parameter. Each parameter is + * described by an instance of {@link OpenMBeanParameterInfo}. + * + * @return an array of {@link OpenMBeanParameterInfo} objects, + * describing the operation parameters. + */ + MBeanParameterInfo[] getSignature(); + + /** + * Returns the hashcode of the operation information as the sum of + * the hashcodes of the name, open return type, impact and signature + * (calculated by + * <code>java.util.Arrays.asList(signature).hashCode()</code>). + * + * @return the hashcode of the operation information. + */ + int hashCode(); + + /** + * Returns a textual representation of this instance. This + * is constructed using the class name + * (<code>javax.management.openmbean.OpenMBeanOperationInfo</code>) + * along with the name, signature, open return type and impact. + * + * @return a @link{java.lang.String} instance representing + * the instance in textual form. + */ + String toString(); + +} |