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jeremybenn |
/* StringValueExp.java -- Represents strings to be passed to queries.
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Copyright (C) 2007 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.management;
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/**
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* Represents a string being used as an argument
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* to a relational constraint.
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*
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* @author Andrew John Hughes (gnu_andrew@member.fsf.org)
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* @since 1.5
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*/
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public class StringValueExp
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implements ValueExp
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{
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/**
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* Compatible with JDK 1.5
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*/
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private static final long serialVersionUID = -3256390509806284044L;
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/**
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* The string value.
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*/
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private String val;
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/**
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* Constructs a new {@link StringValueExp}.
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*/
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public StringValueExp()
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{
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}
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/**
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* Constructs a new {@link StringValueExp} using the
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* specified value.
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*
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* @param val the string value used for this expression.
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*/
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public StringValueExp(String val)
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{
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this.val = val;
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}
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/**
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* Applies the {@link StringValueExp} to the specified
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* management bean by simply returning the value.
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*
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* @param name the {@link ObjectName} of the bean.
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* @return the {@link StringValueExp} itself.
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* @throws BadStringOperationException if an invalid string
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* operation is used by
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* the value expression.
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* @throws BadBinaryOpValueExpException if an invalid expression
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* is used by the value expression.
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* @throws BadAttributeValueExpException if an invalid attribute
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* is used by the value expression.
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* @throws InvalidApplicationException if the value expression is applied
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* to the wrong type of bean.
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*/
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public ValueExp apply(ObjectName name)
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throws BadStringOperationException, BadBinaryOpValueExpException,
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BadAttributeValueExpException, InvalidApplicationException
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{
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return this;
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}
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/**
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* Returns the value.
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*
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* @return the value.
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*/
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public String getValue()
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{
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return val;
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}
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/**
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* Sets the {@link MBeanServer} on which the query
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* will be performed.
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*
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* @param server the new server.
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*/
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public void setMBeanServer(MBeanServer server)
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{
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/* This seems to do nothing any more */
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}
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/**
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* Returns the value in quotes.
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*
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* @return the value (quoted).
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*/
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public String toString()
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{
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return "'" + val + "'";
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}
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}
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