paginatorpart.java

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package com.cloudwebsoft.framework.template;

import java.util.List;
import java.util.ArrayList;
import javax.servlet.http.HttpServletRequest;
import com.cloudwebsoft.framework.util.LogUtil;

/**
 * <p>Title: </p>
 *
 * <p>Description:一行元素，用在分页处理的循环中，只处理一次 </p>
 *
 * <p>Copyright: Copyright (c) 2005</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class PaginatorPart implements ITemplate {
    public String name;
    public String parentName;
    public List steps = null;
    public int writeCount = 0;
    public HttpServletRequest request;

    public PaginatorPart() {
    }

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

    public void setParentName(String parentName) {
        this.parentName = parentName;
    }

    public String getName() {
        return name;
    }

    public void setRequest(HttpServletRequest request) {
        this.request = request;
    }

    public void addStep(ITemplate step) {
        if (steps == null) {
            steps = new ArrayList();
        }
        steps.add(step);
    }

    public String write(ListPart listPart) {
        if (steps == null)
            return "";
        StringBuffer buf = new StringBuffer();
        int nSteps = steps.size();
        for (int i = 0; i < nSteps; i++) {
            ITemplate step = (ITemplate) steps.get(i);

            if (step instanceof FieldPart) {
                FieldPart fieldPart = (FieldPart) step;
                LogUtil.getLog(getClass()).info("write: field name=" + fieldPart.getName());
                if (fieldPart.subField.equals("currentPageBlock")) {
                    buf.append(listPart.paginator.getCurPageBlock("?"));
                }
                else
                    buf.append(fieldPart.write(listPart));
            }
            else { // StaticPart or VariablePart or IgnoredPart
                buf.append(step);
            }
        }
        writeCount ++;
        return buf.toString();
    }

    public String getParentName() {
        return parentName;
    }
}