/*
* Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package javax.management;
/**
* This class is used by the query building mechanism to represent conjunctions
* of relational expressions.
* @serial include
*
* @since 1.5
*/
class
AndQueryExp extends
QueryEval implements
QueryExp {
/* Serial version */
private static final long
serialVersionUID = -1081892073854801359L;
/**
* @serial The first QueryExp of the conjunction
*/
private
QueryExp exp1;
/**
* @serial The second QueryExp of the conjunction
*/
private
QueryExp exp2;
/**
* Default constructor.
*/
public
AndQueryExp() {
}
/**
* Creates a new AndQueryExp with q1 and q2 QueryExp.
*/
public
AndQueryExp(
QueryExp q1,
QueryExp q2) {
exp1 =
q1;
exp2 =
q2;
}
/**
* Returns the left query expression.
*/
public
QueryExp getLeftExp() {
return
exp1;
}
/**
* Returns the right query expression.
*/
public
QueryExp getRightExp() {
return
exp2;
}
/**
* Applies the AndQueryExp on a MBean.
*
* @param name The name of the MBean on which the AndQueryExp will be applied.
*
* @return True if the query was successfully applied to the MBean, false otherwise.
*
*
* @exception BadStringOperationException The string passed to the method is invalid.
* @exception BadBinaryOpValueExpException The expression passed to the method is invalid.
* @exception BadAttributeValueExpException The attribute value passed to the method is invalid.
* @exception InvalidApplicationException An attempt has been made to apply a subquery expression to a
* managed object or a qualified attribute expression to a managed object of the wrong class.
*/
public boolean
apply(
ObjectName name) throws
BadStringOperationException,
BadBinaryOpValueExpException,
BadAttributeValueExpException,
InvalidApplicationException {
return
exp1.
apply(
name) &&
exp2.
apply(
name);
}
/**
* Returns a string representation of this AndQueryExp
*/
@
Override
public
String toString() {
return "(" +
exp1 + ") and (" +
exp2 + ")";
}
}