SQLParameter.java

/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * 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.alibaba.druid.sql.ast;

import com.alibaba.druid.sql.visitor.SQLASTVisitor;

public class SQLParameter extends SQLObjectImpl {

    private SQLExpr       name;
    private SQLDataType   dataType;
    private SQLExpr       defaultValue;
    private ParameterType paramType;
    private boolean       noCopy = false;
    private boolean       constant = false;

    public SQLExpr getDefaultValue() {
        return defaultValue;
    }

    public void setDefaultValue(SQLExpr deaultValue) {
        this.defaultValue = deaultValue;
    }

    public SQLExpr getName() {
        return name;
    }

    public void setName(SQLExpr name) {
        this.name = name;
    }

    public SQLDataType getDataType() {
        return dataType;
    }

    public void setDataType(SQLDataType dataType) {
        this.dataType = dataType;
    }
    
    public ParameterType getParamType() {
        return paramType;
    }

    public void setParamType(ParameterType paramType) {
        this.paramType = paramType;
    }

    @Override
    public void accept0(SQLASTVisitor visitor) {
        if (visitor.visit(this)) {
            acceptChild(visitor, name);
            acceptChild(visitor, dataType);
            acceptChild(visitor, defaultValue);
        }
        visitor.endVisit(this);
    }
    
    public static enum ParameterType {
        DEFAULT, //
        IN, // in
        OUT, // out
        INOUT// inout
    }

    public boolean isNoCopy() {
        return noCopy;
    }

    public void setNoCopy(boolean noCopy) {
        this.noCopy = noCopy;
    }

    public boolean isConstant() {
        return constant;
    }

    public void setConstant(boolean constant) {
        this.constant = constant;
    }
}