/*******************************************************************************
* Copyright 2013 SAP AG
*
* Licensed 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.
******************************************************************************/
package com.sap.core.odata.api.uri.expression;
/**
* Enumerations for supported unary operators of the OData expression parser
* for OData version 2.0
* @author SAP AG
*/
public enum UnaryOperator {
MINUS("-", "negation"), NOT("not");
private String syntax;
private String stringRespresentation;
private UnaryOperator(final String syntax) {
this.syntax = syntax;
stringRespresentation = syntax;
}
private UnaryOperator(final String syntax, final String stringRespresentation) {
this.syntax = syntax;
this.stringRespresentation = stringRespresentation;
}
/**
* @return Methods name for usage in in text
*/
@Override
public String toString() {
return stringRespresentation;
}
/**
* @return Syntax of the unary operator as used in the URL.
*/
public String toUriLiteral() {
return syntax;
}
}