org.elasticsearch.painless.Operation Maven / Gradle / Ivy

Go to download
/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.
 */

package org.elasticsearch.painless;

/**
 * Provides a way to represent operations independently of ASM, to keep ASM
 * contained to only the writing phase of compilation.  Note there are also
 * a few extra operations not in ASM that are used internally by the
 * Painless tree.
 */
public enum Operation {

    MUL     ( "+"   ),
    DIV     ( "/"   ),
    REM     ( "%"   ),
    ADD     ( "+"   ),
    SUB     ( "-"   ),
    FIND    ( "=~"  ),
    MATCH   ( "==~" ),
    LSH     ( "<<"  ),
    RSH     ( ">>"  ),
    USH     ( ">>>" ),
    BWNOT   ( "~"   ),
    BWAND   ( "&"   ),
    XOR     ( "^"   ),
    BWOR    ( "|"   ),
    NOT     ( "!"   ),
    AND     ( "&&"  ),
    OR      ( "||"  ),
    LT      ( "<"   ),
    LTE     ( "<="  ),
    GT      ( ">"   ),
    GTE     ( ">="  ),
    EQ      ( "=="  ),
    EQR     ( "===" ),
    NE      ( "!="  ),
    NER     ( "!==" ),
    INCR    ( "++"  ),
    DECR    ( "--"  );

    public final String symbol;

    Operation(final String symbol) {
        this.symbol = symbol;
    }
}