/*
 * 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.
 */

package org.apache.shardingsphere.core.rewrite.token.pojo;

import com.google.common.base.Joiner;
import lombok.Getter;
import lombok.RequiredArgsConstructor;

import java.util.Collection;
import java.util.LinkedList;

/**
 * Update encrypt literal item column token.
 *
 * @author panjuan
 */
@Getter
public final class UpdateEncryptLiteralColumnToken extends EncryptColumnToken {
    
    private final Collection<UpdateColumn> columns = new LinkedList<>();
    
    public UpdateEncryptLiteralColumnToken(final int startIndex, final int stopIndex) {
        super(startIndex, stopIndex);
    }
    
    @Override
    public String toString() {
        return Joiner.on(", ").join(columns);
    }
    
    @RequiredArgsConstructor
    private final class UpdateColumn {
        
        private final String columnName;
    
        private final Object columnValue;
    
        @Override
        public String toString() {
            return String.format("%s = %s", columnName, toStringForColumnValue(columnValue));
        }
    
        private String toStringForColumnValue(final Object columnValue) {
            return String.class == columnValue.getClass() ? String.format("'%s'", columnValue) : columnValue.toString();
        }
    }
}

@@ -1496,24 +1496,309 @@
 %0A    %7D%0A    %0A
+    /**%0A     * Add update column.%0A     *%0A     * @param columnName column name%0A     * @param columnValue column value%0A     */%0A    public void addUpdateColumn(final String columnName, final Object columnValue) %7B%0A        columns.add(new UpdateColumn(columnName, columnValue));%0A    %7D%0A    %0A
     @Require

add addUpdateColumn()