net.wicp.tams.cas.components.ComboBoxBusiAbs Maven / Gradle / Ivy

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package net.wicp.tams.cas.components;

import java.sql.Connection;

import javax.sql.DataSource;

import org.apache.tapestry5.BindingConstants;
import org.apache.tapestry5.ComponentResources;
import org.apache.tapestry5.annotations.BeforeRenderTemplate;
import org.apache.tapestry5.annotations.Parameter;
import org.apache.tapestry5.annotations.Property;
import org.apache.tapestry5.http.Link;
import org.apache.tapestry5.http.services.Request;
import org.apache.tapestry5.ioc.annotations.Inject;
import org.apache.tapestry5.ioc.annotations.Symbol;
import org.apache.tapestry5.services.BindingSource;

import net.wicp.tams.cas.SymbolConstantsCas;
import net.wicp.tams.common.Conf;
import net.wicp.tams.common.apiext.StringUtil;
import net.wicp.tams.common.exception.ExceptAll;
import net.wicp.tams.common.exception.ProjectExceptionRuntime;
import net.wicp.tams.common.jdbc.DruidAssit;
import net.wicp.tams.component.services.IReq;

public abstract class ComboBoxBusiAbs {

	@Parameter(value = "prop:componentResources.id", defaultPrefix = BindingConstants.LITERAL)
	@Property
	protected String id;

	/**
	 * jdbc数据源
	 */
	@Parameter(required = false, value = "default", defaultPrefix = BindingConstants.LITERAL)
	private String datasource;// 数据源，默认是“default”
	/***
	 * 查询哪个数据库
	 */
	@Parameter(required = false, defaultPrefix = BindingConstants.LITERAL)
	private String db;

	@Inject
	protected Request request;

	@Inject
	protected ComponentResources resources;

	@Inject
	protected BindingSource bindingSource;

	@Inject
	protected IReq req;

	@Property
	private String url;

	protected abstract String getBusiName();

	protected abstract void initParams();

	protected final String getDb() {
		return Conf.get("common.jdbc.datasource." + datasource + ".defaultdb");
	}

	protected final Connection getConn() {
		Connection connection = DruidAssit.getConnection(datasource);
		return connection;
	}

	// @SetupRender
	// void initializeValues() {

	@BeforeRenderTemplate
	void init() {
		String dbTrue = "";
		if (resources.isBound("db")) {
			dbTrue = db;
		}
		if (StringUtil.isNull(dbTrue)) {
			dbTrue = Conf.get("common.jdbc.datasource." + datasource + ".defaultdb");
		}
		if (StringUtil.isNull(dbTrue)) {
			throw new ProjectExceptionRuntime(ExceptAll.param_error, "需要配置db参数或全局变量");
		}
		DataSource ds = DruidAssit.getDataSource(datasource);
		if (ds == null) {
			throw new ProjectExceptionRuntime(ExceptAll.jdbc_conn_fail, "没有数据源");
		}
		Link link = resources.createEventLink(getBusiName());
		this.url = link.getBasePath();// 示例/zh/cas/usermanager.comboboxuser:queryuser
		// url = "/cas/UserManager:query?needpage=true";
		initParams();
	}

}