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Ulric
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init project
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‎build.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project basedir="." default="build" name="iperl">
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<property name="debug" value="true"/>
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<property name="target" value="1.6"/>
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<property name="source" value="1.6"/>
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<property name="encoding" value="UTF-8"/>
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<property name="build.classes.dir" value="webapp/WEB-INF/classes"/>
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<path id="iperl.classpath">
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<pathelement location="${build.classes.dir}"/>
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<fileset dir="lib" includes="*.jar" />
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<fileset dir="webapp/WEB-INF/lib" includes="*.jar" />
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</path>
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<target name="init" depends="clean">
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<mkdir dir="${build.classes.dir}"/>
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<copy includeemptydirs="false" todir="${build.classes.dir}">
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<fileset dir="src" excludes="**/*.java"/>
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<fileset dir="conf" excludes="**/*.java"/>
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</copy>
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</target>
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<target depends="init" name="build">
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<echo message="${ant.project.name}: ${ant.file}"/>
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<javac debug="${debug}" encoding="${encoding}" destdir="${build.classes.dir}" source="${source}" target="${target}">
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<src path="conf"/>
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<src path="src"/>
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<classpath refid="iperl.classpath"/>
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</javac>
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</target>
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<target name="clean">
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<delete dir="${build.classes.dir}"/>
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</target>
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</project>

‎conf/db.properties

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# DataSource
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jdbc.datasource=com.mchange.v2.c3p0.ComboPooledDataSource
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jdbc.show_sql=true
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# Database Configurations
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jdbc.driverClass=com.mysql.jdbc.Driver
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jdbc.jdbcUrl=jdbc:mysql://localhost:3306/iperl?autoReconnect=true&useUnicode=true&characterEncoding=utf-8
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jdbc.user=root
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jdbc.password=
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jdbc.maxPoolSize=50
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jdbc.minPoolSize=2
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jdbc.initialPoolSize=2
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jdbc.acquireIncrement=2
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jdbc.maxStatements=1000
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jdbc.maxIdleTime=300
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jdbc.checkoutTimeout=5000

‎conf/ehcache.xml

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<ehcache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:noNamespaceSchemaLocation="../../main/config/ehcache.xsd"
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updateCheck="false" dynamicConfig="false">
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<diskStore path="java.io.tmpdir" />
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<defaultCache maxElementsInMemory="1000" eternal="false"
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timeToIdleSeconds="120" timeToLiveSeconds="120" overflowToDisk="true" />
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<cache name="User" maxElementsInMemory="100" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="36000" overflowToDisk="true" />
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<cache name="hour1" maxElementsInMemory="200" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="3600" overflowToDisk="true" />
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<cache name="min5" maxElementsInMemory="200" eternal="false"
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timeToIdleSeconds="300" timeToLiveSeconds="300" overflowToDisk="true" />
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<cache name="session" maxElementsInMemory="1000" eternal="false"
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timeToIdleSeconds="1800" timeToLiveSeconds="1800" overflowToDisk="true" />
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<cache name="BlogCatalog" maxElementsInMemory="100" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="36000" overflowToDisk="true" />
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<cache name="BlogTag" maxElementsInMemory="2000" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="36000" overflowToDisk="true" />
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<cache name="Tag" maxElementsInMemory="200" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="36000" overflowToDisk="true" />
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<cache name="Page" maxElementsInMemory="200" eternal="false"
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timeToIdleSeconds="3600" timeToLiveSeconds="36000" overflowToDisk="true" />
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<cache name="Blog" maxElementsInMemory="1000" eternal="false"
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timeToIdleSeconds="300" timeToLiveSeconds="300" overflowToDisk="true" />
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</ehcache>

‎conf/log4j.properties

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### set log levels ###
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log4j.rootLogger =info, stdout, D, E
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log4j.appender.stdout = org.apache.log4j.ConsoleAppender
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log4j.appender.stdout.Target = System.out
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log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
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log4j.appender.stdout.layout.ConversionPattern = %d{ABSOLUTE} %5p %c:%L - %m%n
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log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
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log4j.appender.D.File = ~/logs/iperl-java-log.log
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log4j.appender.D.Append = true
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log4j.appender.D.Threshold = DEBUG
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log4j.appender.D.layout = org.apache.log4j.PatternLayout
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log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [%t:%r] - %c:%L - [%p] %m%n
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log4j.appender.E = org.apache.log4j.DailyRollingFileAppender
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log4j.appender.E.File = ~/logs/iperl-java-error.log
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log4j.appender.E.Append = true
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log4j.appender.E.Threshold = ERROR
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log4j.appender.E.layout = org.apache.log4j.PatternLayout
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log4j.appender.E.layout.ConversionPattern =%-d{yyyy-MM-dd HH\:mm\:ss} [%t\:%r] - %c\:%L - [%p] %m%n

‎data/iperl.sql

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set names 'utf8';
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use iperl;
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drop table if exists iperl_users;
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create table iperl_users
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(
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id int unsigned not null auto_increment,
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ident varchar(20) not null comment '用户自己给自己起的ID,English,url后缀,也可以用来登陆',
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nickname varchar(20) comment 'e.g. iPerler',
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pwd varchar(40) not null,
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portrait varchar(255) comment '头像',
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resume varchar(255) comment '一句话简介',
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role tinyint not null comment '用户角色，0是普通用户，-1是不法用户，1是编辑，2是root',
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blogcnt int unsigned not null default 0 comment '用户正式发表的博文数目',
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ctime timestamp not null default CURRENT_TIMESTAMP,
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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create unique index idx_user_name on iperl_users ( ident );
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/*init pwd is abc*/
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insert into iperl_users(ident,nickname,pwd,role,resume) values('iperler','iPerler','9ef2bdeea2b1bae79b9ddb930427d0b2c880bdac',2,'^_^I am admin of iperl.org^_^');
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drop table if exists iperl_blog_catalogs;
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/*博客分类*/
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create table iperl_blog_catalogs
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(
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id int unsigned not null auto_increment,
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name varchar(32) not null comment '分类名称',
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ident varchar(50) not null comment '分类英文名称',
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dorder smallint not null comment 'display order排序权值',
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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insert into iperl_blog_catalogs(name,ident,dorder) values('未分类','uncategorized',999);
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drop table if exists iperl_blogs;
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create table iperl_blogs
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(
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id int unsigned not null auto_increment,
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title varchar(128) not null comment '文章标题',
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ident varchar(128) comment 'E文标题',
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keywords varchar(255) comment 'for seo,实际可以使用用户填写的tag',
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desn varchar(512) comment '导读内容,同时用于html的description',
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type tinyint not null default 0 comment '0:原创,1:翻译,2:转载',
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url varchar(512) comment '转载的原始地址',
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content text comment '文章内容',
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user int unsigned not null comment '发布文章的人',
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catalog int unsigned not null comment '文章分类',
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status tinyint not null comment '文章状态0:草稿,1:发布',
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ctime timestamp not null default CURRENT_TIMESTAMP comment '创建时间',
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hits mediumint not null default 0 comment '点击次数',
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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create index idx_blog_user on iperl_blogs ( user );
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create index idx_blog_catalog on iperl_blogs ( catalog );
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drop table if exists iperl_tags;
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create table iperl_tags
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(
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id int unsigned not null auto_increment,
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name varchar(32) not null,
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cnt int unsigned not null default 0 comment '这个tag关联的blog数目',
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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create index idx_tag_name on iperl_tags ( name );
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drop table if exists iperl_blog_tags;
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create table iperl_blog_tags
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(
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id int unsigned not null auto_increment,
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blog int unsigned not null,
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tag int unsigned not null,
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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create index idx_btag_blog on iperl_blog_tags ( blog );
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create index idx_btag_tag on iperl_blog_tags ( tag );
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drop table if exists iperl_pages;
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create table iperl_pages
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(
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id int unsigned not null auto_increment,
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user int unsigned not null,
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content text comment '页面内容',
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primary key (id)
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)ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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create index idx_page_user on iperl_pages ( user );
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‎src/my/cache/Cache.java

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package my.cache;
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import java.util.List;
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/**
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* 缓存接口
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* @author Winter Lau
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*/
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public interface Cache {
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/**
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* Get an item from the cache, nontransactionally
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* @param key
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* @return the cached object or <tt>null</tt>
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* @throws CacheException
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*/
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public Object get(Object key) throws CacheException;
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/**
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* Add an item to the cache, nontransactionally, with
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* failfast semantics
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* @param key
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* @param value
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* @throws CacheException
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*/
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public void put(Object key, Object value) throws CacheException;
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/**
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* Add an item to the cache
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* @param key
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* @param value
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* @throws CacheException
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*/
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public void update(Object key, Object value) throws CacheException;
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@SuppressWarnings("rawtypes")
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public List keys() throws CacheException ;
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/**
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* Remove an item from the cache
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*/
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public void remove(Object key) throws CacheException;
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/**
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* Clear the cache
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*/
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public void clear() throws CacheException;
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/**
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* Clean up
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*/
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public void destroy() throws CacheException;
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}

‎src/my/cache/CacheDirective.java

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package my.cache;
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import java.io.IOException;
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import java.io.Serializable;
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import java.io.StringWriter;
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import java.io.Writer;
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import java.util.Hashtable;
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import org.apache.commons.lang.StringUtils;
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import org.apache.velocity.context.InternalContextAdapter;
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import org.apache.velocity.exception.MethodInvocationException;
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import org.apache.velocity.exception.ParseErrorException;
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import org.apache.velocity.exception.ResourceNotFoundException;
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import org.apache.velocity.runtime.directive.Directive;
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import org.apache.velocity.runtime.parser.node.Node;
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import org.apache.velocity.runtime.parser.node.SimpleNode;
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/**
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* Velocity模板上用于控制缓存的指令
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* @author Winter Lau
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* @date 2009-3-16 下午04:40:19
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*/
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public class CacheDirective extends Directive {
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final static Hashtable<String,String> body_tpls = new Hashtable<String, String>();
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@Override
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public String getName() { return "cache"; } //指定指令的名称
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@Override
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public int getType() { return BLOCK; } //指定指令类型为块指令
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/* (non-Javadoc)
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* @see org.apache.velocity.runtime.directive.Directive#render()
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*/
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@Override
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public boolean render(InternalContextAdapter context, Writer writer, Node node)
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throws IOException, ResourceNotFoundException, ParseErrorException,
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MethodInvocationException
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{
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//获得缓存信息
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SimpleNode sn_region = (SimpleNode) node.jjtGetChild(0);
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String region = (String)sn_region.value(context);
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SimpleNode sn_key = (SimpleNode) node.jjtGetChild(1);
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Serializable key = (Serializable)sn_key.value(context);
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Node body = node.jjtGetChild(2);
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//检查内容是否有变化
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String tpl_key = key+"@"+region;
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String body_tpl = body.literal();
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String old_body_tpl = body_tpls.get(tpl_key);
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String cache_html = CacheManager.get(String.class, region, key);
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if(cache_html == null || !StringUtils.equals(body_tpl, old_body_tpl)){
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StringWriter sw = new StringWriter();
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body.render(context, sw);
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cache_html = sw.toString();
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CacheManager.set(region, key, cache_html);
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body_tpls.put(tpl_key, body_tpl);
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}
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writer.write(cache_html);
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return true;
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}
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}
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/*
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使用方法：
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#cache("News","home")
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## 读取数据库中最新新闻并显示
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<ul>
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#foreach($news in $NewsTool.ListTopNews(10))
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<li>
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<span class='date'>
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$date.format("yyyy-MM-dd",${news.pub_time})
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</span>
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<span class='title'>${news.title}</span>
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</li>
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#end
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</ul>
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#end
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*/

‎src/my/cache/CacheException.java

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package my.cache;
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/**
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* 缓存异常
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* @author Winter Lau
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*/
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public class CacheException extends RuntimeException {
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private static final long serialVersionUID = -8747630300668561700L;
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public CacheException(String s) {
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super(s);
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}
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public CacheException(String s, Throwable e) {
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super(s, e);
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}
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public CacheException(Throwable e) {
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super(e);
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}
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}

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