com.sun.grizzly.util.http.mapper.AlternateDocBase Maven / Gradle / Ivy
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package com.sun.grizzly.util.http.mapper;
import java.util.List;
import javax.naming.directory.DirContext;
public class AlternateDocBase {
enum UrlPatternType { EXACT, WILDCARD, EXTENSION };
private String pattern;
private UrlPatternType patternType;
private int patternSlashCount;
private String docBase;
private String basePath;
private String patternSuffix;
private String wildcardPath;
private DirContext resources;
private DirContext webappResources;
/**
* Sets the url pattern of this AlternateDocBase.
*
* @param urlPattern The url pattern of this AlternateDocBase
*/
public void setUrlPattern(String urlPattern) {
this.pattern = urlPattern;
this.patternSlashCount = getSlashCount(urlPattern);
if (urlPattern.endsWith("/*")) {
this.patternType = UrlPatternType.WILDCARD;
this.wildcardPath = urlPattern.substring(
0, urlPattern.length()-1);
} else if (urlPattern.startsWith("*.")) {
this.patternType = UrlPatternType.EXTENSION;
this.patternSuffix = urlPattern.substring(1);
} else {
this.patternType = UrlPatternType.EXACT;
}
}
/**
* Gets the url pattern of this AlternateDocBase.
*
* @return The url pattern of this AlternativeDocBase
*/
public String getUrlPattern() {
return pattern;
}
/**
* Gets the url pattern type (exact, wildcard, extension) of this
* AlternateDocBase.
*
* @return The url pattern type (exact, wildcard, extension) of this
* AlternativeDocBase
*/
public UrlPatternType getUrlPatternType() {
return patternType;
}
/**
* Gets the number of slashes in the url pattern of this AlternateDocBase.
*
* @return Number of slashes in the url pattern of this AlternateDocBase.
*/
public int getUrlPatternSlashCount() {
return patternSlashCount;
}
/**
* Gets the extension suffix of the url pattern of this AlternateDocBase.
*
* @return The extension suffix of the url pattern of this
* AlternateDocBase, or null if the url pattern is not of type 'extension'
*/
public String getUrlPatternSuffix() {
return this.patternSuffix;
}
/**
* Gets the wildcard path of this AlternateDocBase (this is the path
* specified by the wildcard pattern, minus the trailing '*').
*
* @return The wildcard path of this AlternateDocBase, or null if the
* pattern associated with this AlternateDocBase is not a wildcard pattern
*/
public String getUrlPatternWildcardPath() {
return this.wildcardPath;
}
/**
* Sets the (possibly relative) doc base path of this AlternateDocBase.
*
* @param docBase The (possibly relative) doc base path of this
* AlternateDocBase
*/
public void setDocBase(String docBase) {
this.docBase = docBase;
}
/**
* Gets the (possibly relative) doc base path of this AlternateDocBase.
*
* @return The (possibly relative) doc base path of this AlternativeDocBase
*/
public String getDocBase() {
return docBase;
}
/**
* Sets the absolute doc base path of this AlternateDocBase.
*
* @param basePath The absolute doc base path of this AlternateDocBase
*/
public void setBasePath(String basePath) {
this.basePath = basePath;
}
/**
* Gets the absolute doc base path of this AlternateDocBase.
*
* @return The absolute doc base path of this AlternativeDocBase
*/
public String getBasePath() {
return basePath;
}
/**
* Sets the proxied resources of this AlternateDocBase.
*
* @param resources The proxied resources of this AlternateDocBase
*/
public void setResources(DirContext resources) {
this.resources = resources;
}
/**
* Gets the proxied resources of this AlternateDocBase.
*
* @return The proxied resources of this AlternateDocBase
*/
public DirContext getResources() {
return resources;
}
/**
* Sets the non-proxied resources of this AlternateDocBase.
*
* @param webappResources The non-proxied resources of this
* AlternateDocBase
*/
public void setWebappResources(DirContext webappResources) {
this.webappResources = webappResources;
}
/**
* Gets the non-proxied resources of this AlternateDocBase.
*
* @return The non-proxied resources of this AlternateDocBase
*/
public DirContext getWebappResources() {
return webappResources;
}
/**
* Attempts to match the given request path against one of the given
* alternate doc bases.
*
* @return The alternate doc base whose url pattern matches the given path,
* or null if no matching alternate doc base could be found
*/
public static AlternateDocBase findMatch(
String path,
List alternateDocBases) {
if (alternateDocBases == null) {
return null;
}
AlternateDocBase match = null;
AlternateDocBase wildcardMatch = null;
AlternateDocBase extensionMatch = null;
int maxSlashCountMatch = 0;
int pathSlashCount = getSlashCount(path);
for (int i=0; i= patternSlashCount
&& patternSlashCount > maxSlashCountMatch
&& path.startsWith(wildcardPath)) {
// We've found a longer wildcard match
wildcardMatch = alternateDocBase;
maxSlashCountMatch = patternSlashCount;
} else if (type == UrlPatternType.EXTENSION
&& path.endsWith(alternateDocBase.getUrlPatternSuffix())) {
extensionMatch = alternateDocBase;
}
}
if (match == null) {
if (wildcardMatch != null) {
match = wildcardMatch;
} else {
match = extensionMatch;
}
}
return match;
}
/**
* Determines the number for forward slashes in the given string.
*
* @param s The string whose forward slashes to count
*
* @return The number of forward slashes
*/
private static int getSlashCount(String s) {
int count = 0;
if (s != null) {
int index = s.indexOf('/');
while (index >= 0) {
count++;
index = s.indexOf('/', index+1);
}
}
return count;
}
}
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