| package org.apache.commons.ognl; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| /** |
| * $Id$ |
| */ |
| class ASTUnsignedShiftRight |
| extends NumericExpression |
| { |
| public ASTUnsignedShiftRight( int id ) |
| { |
| super( id ); |
| } |
| |
| public ASTUnsignedShiftRight( OgnlParser p, int id ) |
| { |
| super( p, id ); |
| } |
| |
| protected Object getValueBody( OgnlContext context, Object source ) |
| throws OgnlException |
| { |
| Object v1 = children[0].getValue( context, source ); |
| Object v2 = children[1].getValue( context, source ); |
| return OgnlOps.unsignedShiftRight( v1, v2 ); |
| } |
| |
| public String getExpressionOperator( int index ) |
| { |
| return ">>>"; |
| } |
| |
| public String toGetSourceString( OgnlContext context, Object target ) |
| { |
| String result = ""; |
| |
| try |
| { |
| |
| String child1 = OgnlRuntime.getChildSource( context, target, children[0] ); |
| child1 = coerceToNumeric( child1, context, children[0] ); |
| |
| String child2 = OgnlRuntime.getChildSource( context, target, children[1] ); |
| child2 = coerceToNumeric( child2, context, children[1] ); |
| |
| Object v1 = children[0].getValue( context, target ); |
| int type = OgnlOps.getNumericType( v1 ); |
| |
| if ( type <= OgnlOps.INT ) |
| { |
| child1 = "(int)" + child1; |
| child2 = "(int)" + child2; |
| } |
| |
| result = child1 + " >>> " + child2; |
| |
| context.setCurrentType( Integer.TYPE ); |
| context.setCurrentObject( getValueBody( context, target ) ); |
| |
| } |
| catch ( Throwable t ) |
| { |
| throw OgnlOps.castToRuntime( t ); |
| } |
| |
| return result; |
| } |
| |
| public <R, P> R accept( NodeVisitor<? extends R, ? super P> visitor, P data ) |
| throws OgnlException |
| { |
| return visitor.visit( this, data ); |
| } |
| } |