/*
 * JBoss, Home of Professional Open Source.
*
* See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
*
* See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
*/
package org.teiid.designer.vdb.manifest;

import java.io.Serializable;
import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlType;
import javax.xml.bind.annotation.XmlValue;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
import org.teiid.designer.comments.CommentSets;
import org.teiid.designer.vdb.manifest.adapters.XmlVdbAdapters;

/**
 *
 */
@XmlAccessorType( XmlAccessType.NONE )
@XmlType( name = "condition" )
public class ConditionElement implements Serializable {

    private static final long serialVersionUID = 1L;

    private CommentSets comments;

    @XmlAttribute( name = "constraint", required = true )
    @XmlJavaTypeAdapter( XmlVdbAdapters.ConstraintAttributeAdapter.class )
    private Boolean constraint = true;

    @XmlValue
    private String sql;

    /**
     * Used by JAXB when loading a VDB
     */
    public ConditionElement() {

    }

    /**
     * Used by JAXB when loading a VDB
     * @param sql the condition sql
     * @param constraint the is constraint
     */
    public ConditionElement(String sql, boolean constraint) {
        this.sql = sql;
        this.constraint = Boolean.valueOf(constraint);
    }

    /**
     * @return the constraint
     */
    public Boolean getConstraint() {
        if (this.constraint == null)
            return true;

        return this.constraint;
    }

    /**
     * @return the sql
     */
    public String getSql() {
        return this.sql;
    }

    /**
     * @param visitor
     */
    public void accept(Visitor visitor) {
        visitor.visit(this);
    }

    /**
     * @return comments for this element
     */
    public CommentSets getComments() {
        if (this.comments == null)
            this.comments = new CommentSets();

        return this.comments;
    }

    /*
    <data-role name="base-role" any-authenticated="true">
        <description>Conditional access</description>

        <permission>
            <resource-name>modelName.tblName</resource-name>
            <condition constraint="false">column1=user()</condition>
        </permission>

    </data-role>
     */
}