/**
* To find out if an uri matches an url pattern in jsp config. If so, then the uri is a JSP page.
* This is used primarily for jspc.
*
* @param uri The path to check
* @return <code>true</code> if the path denotes a JSP page
*/
public boolean isJspPage(String uri) {
init();
if (jspProperties == null) {
return false;
}
String uriPath = null;
int index = uri.lastIndexOf('/');
if (index >= 0) {
uriPath = uri.substring(0, index + 1);
}
String uriExtension = null;
index = uri.lastIndexOf('.');
if (index >= 0) {
uriExtension = uri.substring(index + 1);
}
Iterator<JspPropertyGroup> iter = jspProperties.iterator();
while (iter.hasNext()) {
JspPropertyGroup jpg = iter.next();
String extension = jpg.getExtension();
String path = jpg.getPath();
if (extension == null) {
if (uri.equals(path)) {
// There is an exact match
return true;
}
} else {
if ((path == null || path.equals(uriPath))
&& (extension.equals("*") || extension.equals(uriExtension))) {
// Matches *, *.ext, /p/*, or /p/*.ext
return true;
}
}
}
return false;
}
/**
* Find a property that best matches the supplied resource.
*
* @param uri the resource supplied.
* @return a JspProperty indicating the best match, or some default.
*/
public JspProperty findJspProperty(String uri) {
init();
// JSP Configuration settings do not apply to tag files
if (jspProperties == null || uri.endsWith(".tag") || uri.endsWith(".tagx")) {
return defaultJspProperty;
}
String uriPath = null;
int index = uri.lastIndexOf('/');
if (index >= 0) {
uriPath = uri.substring(0, index + 1);
}
String uriExtension = null;
index = uri.lastIndexOf('.');
if (index >= 0) {
uriExtension = uri.substring(index + 1);
}
Collection<String> includePreludes = new ArrayList<>();
Collection<String> includeCodas = new ArrayList<>();
JspPropertyGroup isXmlMatch = null;
JspPropertyGroup elIgnoredMatch = null;
JspPropertyGroup scriptingInvalidMatch = null;
JspPropertyGroup pageEncodingMatch = null;
JspPropertyGroup deferedSyntaxAllowedAsLiteralMatch = null;
JspPropertyGroup trimDirectiveWhitespacesMatch = null;
JspPropertyGroup defaultContentTypeMatch = null;
JspPropertyGroup bufferMatch = null;
JspPropertyGroup errorOnUndeclaredNamespaceMatch = null;
Iterator<JspPropertyGroup> iter = jspProperties.iterator();
while (iter.hasNext()) {
JspPropertyGroup jpg = iter.next();
JspProperty jp = jpg.getJspProperty();
// (arrays will be the same length)
String extension = jpg.getExtension();
String path = jpg.getPath();
if (extension == null) {
// exact match pattern: /a/foo.jsp
if (!uri.equals(path)) {
// not matched;
continue;
}
} else {
// Matching patterns *.ext or /p/*
if (path != null && uriPath != null && !uriPath.startsWith(path)) {
// not matched
continue;
}
if (!extension.equals("*") && !extension.equals(uriExtension)) {
// not matched
continue;
}
}
// We have a match
// Add include-preludes and include-codas
if (jp.getIncludePrelude() != null) {
includePreludes.addAll(jp.getIncludePrelude());
}
if (jp.getIncludeCoda() != null) {
includeCodas.addAll(jp.getIncludeCoda());
}
// If there is a previous match for the same property, remember
// the one that is more restrictive.
if (jp.isXml() != null) {
isXmlMatch = selectProperty(isXmlMatch, jpg);
}
if (jp.isELIgnored() != null) {
elIgnoredMatch = selectProperty(elIgnoredMatch, jpg);
}
if (jp.isScriptingInvalid() != null) {
scriptingInvalidMatch = selectProperty(scriptingInvalidMatch, jpg);
}
if (jp.getPageEncoding() != null) {
pageEncodingMatch = selectProperty(pageEncodingMatch, jpg);
}
if (jp.isDeferedSyntaxAllowedAsLiteral() != null) {
deferedSyntaxAllowedAsLiteralMatch =
selectProperty(deferedSyntaxAllowedAsLiteralMatch, jpg);
}
if (jp.isTrimDirectiveWhitespaces() != null) {
trimDirectiveWhitespacesMatch = selectProperty(trimDirectiveWhitespacesMatch, jpg);
}
if (jp.getDefaultContentType() != null) {
defaultContentTypeMatch = selectProperty(defaultContentTypeMatch, jpg);
}
if (jp.getBuffer() != null) {
bufferMatch = selectProperty(bufferMatch, jpg);
}
if (jp.isErrorOnUndeclaredNamespace() != null) {
errorOnUndeclaredNamespaceMatch = selectProperty(errorOnUndeclaredNamespaceMatch, jpg);
}
}
String isXml = defaultIsXml;
String isELIgnored = defaultIsELIgnored;
String isScriptingInvalid = defaultIsScriptingInvalid;
String pageEncoding = null;
String isDeferedSyntaxAllowedAsLiteral = defaultDeferedSyntaxAllowedAsLiteral;
String isTrimDirectiveWhitespaces = defaultTrimDirectiveWhitespaces;
String defaultContentType = defaultDefaultContentType;
String buffer = defaultBuffer;
String errorOnUndelcaredNamespace = defaultErrorOnUndeclaredNamespace;
if (isXmlMatch != null) {
isXml = isXmlMatch.getJspProperty().isXml();
}
if (elIgnoredMatch != null) {
isELIgnored = elIgnoredMatch.getJspProperty().isELIgnored();
}
if (scriptingInvalidMatch != null) {
isScriptingInvalid = scriptingInvalidMatch.getJspProperty().isScriptingInvalid();
}
if (pageEncodingMatch != null) {
pageEncoding = pageEncodingMatch.getJspProperty().getPageEncoding();
}
if (deferedSyntaxAllowedAsLiteralMatch != null) {
isDeferedSyntaxAllowedAsLiteral =
deferedSyntaxAllowedAsLiteralMatch.getJspProperty().isDeferedSyntaxAllowedAsLiteral();
}
if (trimDirectiveWhitespacesMatch != null) {
isTrimDirectiveWhitespaces =
trimDirectiveWhitespacesMatch.getJspProperty().isTrimDirectiveWhitespaces();
}
if (defaultContentTypeMatch != null) {
defaultContentType = defaultContentTypeMatch.getJspProperty().getDefaultContentType();
}
if (bufferMatch != null) {
buffer = bufferMatch.getJspProperty().getBuffer();
}
if (errorOnUndeclaredNamespaceMatch != null) {
errorOnUndelcaredNamespace =
errorOnUndeclaredNamespaceMatch.getJspProperty().isErrorOnUndeclaredNamespace();
}
return new JspProperty(
isXml,
isELIgnored,
isScriptingInvalid,
pageEncoding,
includePreludes,
includeCodas,
isDeferedSyntaxAllowedAsLiteral,
isTrimDirectiveWhitespaces,
defaultContentType,
buffer,
errorOnUndelcaredNamespace);
}
