ProductByContractorCombobox.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.turro.financials.product;
 
import java.util.LinkedList;
import org.turro.string.Strings;
import org.turro.elephant.db.WhereClause;
import org.turro.financials.db.FinancialsPU;
import org.turro.financials.entity.Contract;
import org.turro.financials.entity.Product;
import org.turro.financials.entity.ProductByContractor;
import org.turro.jpa.Dao;
import org.turro.zkoss.input.GenericCombobox;
 
public class ProductByContractorCombobox extends GenericCombobox<ProductByContractor> {
 
  protected Contract contract;
  protected Product product;
 
  public ProductByContractorCombobox() {
  }
 
  public ProductByContractorCombobox(Contract contract) {
    this.contract = contract;
  }
 
  public Contract getContract() {
    return contract;
  }
 
  public void setContract(Contract contract) {
    this.contract = contract;
  }
 
  public Product getProduct() {
    return product;
  }
 
  public void setProduct(Product product) {
    this.product = product;
  }
 
  @Override
  public void populateList(String value, LinkedList list, int nRows) {
    Dao dao = new FinancialsPU();
    WhereClause wc = new WhereClause();
    wc.addClause("select pbp from ProductByContractor as pbp");
    wc.addClause("where pbp.contract = :contract");
    wc.addNamedValue("contract", contract);
    wc.addClause("and (");
    if(!Strings.isBlank(value)) {
      wc.setPrefix("");
      wc.addLikeFields(new String[] { "pbp.product.description" }, value);
      wc.addClause("or");
    }
    wc.addClause("pbp.contractorCode = :pcode");
    wc.addNamedValue("pcode", value);
    wc.addClause(")");
    if(product != null) {
      wc.addClause("and pbp.product = :product");
      wc.addNamedValue("product", product);
    }
    wc.addClause("order by pbp.product.description");
    for(Object o : dao.getResultList(wc, nRows)) {
      list.add((ProductByContractor) o);
    }
  }
 
  @Override
  public String getTextFromObject(ProductByContractor value) {
    return "#" + value.getContractorCode() + " " +  value.getProduct().getDescription();
  }
 
}