/* * Copyright (c) 2002-2003 by OpenSymphony * All rights reserved. */package com.opensymphony.workflow.query;import java.io.Serializable;/** * @deprecated use {@link WorkflowExpressionQuery} instead * @author Hani */public class WorkflowQuery implements Serializable {    //~ Static fields/initializers /////////////////////////////////////////////    private static final long serialVersionUID = 8130933224983412376L;    public final static int EQUALS = 1;    public final static int LT = 2;    public final static int GT = 3;    public final static int BETWEEN = 4;    public final static int NOT_EQUALS = 5;    public final static int AND = 6;    public final static int OR = 7;    public final static int XOR = 8;    public final static int OWNER = 1;    public final static int START_DATE = 2;    public final static int FINISH_DATE = 3;    public final static int ACTION = 4;    public final static int STEP = 5;    public final static int CALLER = 6;    public final static int STATUS = 7;    public final static int HISTORY = 1;    public final static int CURRENT = 2;    //~ Instance fields ////////////////////////////////////////////////////////    private Object value;    private WorkflowQuery left;    private WorkflowQuery right;    private int field;    private int operator;    private int type;    //~ Constructors ///////////////////////////////////////////////////////////    public WorkflowQuery() {    }    public WorkflowQuery(WorkflowQuery left, int operator, WorkflowQuery right) {        this.operator = operator;        this.left = left;        this.right = right;    }    public WorkflowQuery(int field, int type, int operator, Object value) {        this.type = type;        this.operator = operator;        this.field = field;        this.value = value;    }    //~ Methods ////////////////////////////////////////////////////////////////    public int getField() {        return field;    }    public WorkflowQuery getLeft() {        return left;    }    public int getOperator() {        return operator;    }    public WorkflowQuery getRight() {        return right;    }    public int getType() {        int qtype = type;        if (qtype == 0) {            if (getLeft() != null) {                qtype = getLeft().getType();            }        }        return qtype;    }    public Object getValue() {        return value;    }}