ognl.ASTXor Maven / Gradle / Ivy
//--------------------------------------------------------------------------
// Copyright (c) 1998-2004, Drew Davidson and Luke Blanshard
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// Neither the name of the Drew Davidson nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
//--------------------------------------------------------------------------
package ognl;
/**
* @author Luke Blanshard ([email protected])
* @author Drew Davidson ([email protected])
*/
public class ASTXor extends NumericExpression
{
public ASTXor(int id) {
super(id);
}
public ASTXor(OgnlParser p, int id) {
super(p, id);
}
public void jjtClose() {
flattenTree();
}
protected Object getValueBody( OgnlContext context, Object source ) throws OgnlException
{
Object result = _children[0].getValue( context, source );
for ( int i=1; i < _children.length; ++i )
result = OgnlOps.binaryXor( result, _children[i].getValue(context, source) );
return result;
}
public String getExpressionOperator(int index)
{
return "^";
}
}