/* Copyright c 2005-2012.
* Licensed under GNU LESSER General Public License, Version 3.
* http://www.gnu.org/licenses
*/
package org.beangle.struts2.convention.route;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.builder.CompareToBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 路由调转配置
*
* @author chaostone <br>
* /:controller:ext =>:method=index||get("method")
* /:controller/:method:ext
*/
public class Profile implements Comparable<Profile> {
private static final Logger logger = LoggerFactory.getLogger(Profile.class);
// 配置名
private String name;
// action所在的包,匹配action的唯一条件
private String actionPattern;
private String[] patternSegs;
// action类名后缀
private String actionSuffix;
// 扫描action
private boolean actionScan;
// 路径前缀
private String viewPath;
// 路径模式
private String viewPathStyle = "simple";
// 路径后缀
private String viewExtension;
// 缺省的action中的方法
private String defaultMethod = "index";
// URI ROOT
private String uriPath = "/";
// URI style
private String uriPathStyle = "simple";
/** URI的后缀 */
private String uriExtension;
// 匹配缓存[className,matchInfo]
private Map<String, MatchInfo> cache = new ConcurrentHashMap<String, MatchInfo>();
/**
* 得到控制器的起始位置
*
* @param className
* @return
*/
public MatchInfo getCtlMatchInfo(final String className) {
MatchInfo match = cache.get(className);
if (null == match) {
match = getMatchInfo(patternSegs, className);
if (-1 != match.startIndex) {
cache.put(className, match);
}
}
return match;
}
/**
* 给定action是否符合该配置文件
*
* @param className
* @return
*/
public boolean isMatch(final String className) {
return -1 != getMatchInfo(patternSegs, className).startIndex;
}
public int matchedIndex(final String className) {
return getMatchInfo(patternSegs, className).startIndex;
}
public static boolean isInPackage(String packageName, String className) {
return -1 != getMatchInfo(StringUtils.split(packageName, '*'), className).startIndex;
}
public static MatchInfo getMatchInfo(final String[] pattens, final String className) {
String sub = className;
int index = 0;
MatchInfo match = new MatchInfo(-1);
for (int i = 0; i < pattens.length; i++) {
int subIndex = sub.indexOf(pattens[i]);
if (-1 == subIndex) { return match; }
// 串接所有匹配项保留部分
if (0 != subIndex) {
if (match.reserved.length() > 0) {
match.reserved.append('.');
}
match.reserved.append(sub.substring(0, subIndex));
}
index += (subIndex + pattens[i].length());
if (i != pattens.length - 1) {
sub = sub.substring(subIndex + pattens[i].length());
if (StringUtils.isEmpty(sub)) {
match.startIndex = className.length() - 1;
return match;
}
}
}
match.startIndex = index - 1;
return match;
}
/**
* 子包优先
*/
public int compareTo(Profile other) {
return new CompareToBuilder().append(other.actionPattern, this.actionPattern).toComparison();
}
public String getSimpleName(String className) {
String postfix = getActionSuffix();
String simpleName = className.substring(className.lastIndexOf('.') + 1);
if (StringUtils.contains(simpleName, postfix)) {
simpleName = StringUtils.uncapitalize(simpleName.substring(0,
simpleName.length() - postfix.length()));
} else {
simpleName = StringUtils.uncapitalize(simpleName);
}
StringBuilder infix = new StringBuilder();
infix.append(StringUtils.substringBeforeLast(className, "."));
if (infix.length() == 0) return simpleName;
infix.append('.');
infix.append(simpleName);
// 将.替换成/
for (int i = 0; i < infix.length(); i++) {
if (infix.charAt(i) == '.') {
infix.setCharAt(i, '/');
}
}
return infix.toString();
}
/**
* 将前后缀去除后，中间的.替换为/<br>
* 不以/开始。
*
* @param clazz
* @param profile
* @return
*/
public String getInfix(String className) {
String postfix = getActionSuffix();
String simpleName = className.substring(className.lastIndexOf('.') + 1);
if (StringUtils.contains(simpleName, postfix)) {
simpleName = StringUtils.uncapitalize(simpleName.substring(0,
simpleName.length() - postfix.length()));
} else {
simpleName = StringUtils.uncapitalize(simpleName);
}
MatchInfo match = getCtlMatchInfo(className);
StringBuilder infix = new StringBuilder(match.getReserved().toString());
if (infix.length() > 0) {
infix.append('.');
}
String remainder = StringUtils.substring(StringUtils.substringBeforeLast(className, "."),
match.getStartIndex() + 1);
if (remainder.length() > 0) {
infix.append(remainder).append('.');
}
if (infix.length() == 0) return simpleName;
infix.append(simpleName);
// 将.替换成/
for (int i = 0; i < infix.length(); i++) {
if (infix.charAt(i) == '.') {
infix.setCharAt(i, '/');
}
}
return infix.toString();
}
public String getViewPath() {
return viewPath;
}
public void setViewPath(String pagePath) {
this.viewPath = pagePath;
}
public String getActionSuffix() {
return actionSuffix;
}
public void setActionSuffix(String ctlPostfix) {
this.actionSuffix = ctlPostfix;
}
public String getViewExtension() {
return viewExtension;
}
public void setViewExtension(String pagePostfix) {
this.viewExtension = pagePostfix;
}
public String getDefaultMethod() {
return defaultMethod;
}
public void setDefaultMethod(String defaultMethod) {
this.defaultMethod = defaultMethod;
}
public String getUriPathStyle() {
return uriPathStyle;
}
public void setUriPathStyle(String uriStyle) {
this.uriPathStyle = uriStyle;
}
public String getActionPattern() {
return actionPattern;
}
public void setActionPattern(String actionPattern) {
this.actionPattern = actionPattern;
this.patternSegs = StringUtils.split(actionPattern, '*');
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getUriExtension() {
return uriExtension;
}
public void setUriExtension(String uriExtension) {
this.uriExtension = uriExtension;
}
public String getViewPathStyle() {
return viewPathStyle;
}
public void setViewPathStyle(String pathStyle) {
this.viewPathStyle = pathStyle;
}
public String getUriPath() {
return uriPath;
}
public void setUriPath(String uriRoot) {
this.uriPath = uriRoot;
}
public boolean isActionScan() {
return actionScan;
}
public void setActionScan(boolean actionScan) {
this.actionScan = actionScan;
}
public static Logger getLogger() {
return logger;
}
/**
* @see java.lang.Object#toString()
*/
public String toString() {
return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE).append("name", name)
.append("actionPattern", actionPattern).append("actionSuffix", actionSuffix)
.append("actionScan", actionScan).append("viewPath", viewPath)
.append("viewPathStyle", viewPathStyle).append("viewExtension", viewExtension)
.append("uriPath", uriPath).append("uriPathStyle", uriPathStyle)
.append("uriExtension", uriExtension).append("defaultMethod", defaultMethod).toString();
}
}