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com.opencms.template
Class CmsXmlTemplate

java.lang.Objectcom.opencms.template.A_CmsTemplate
com.opencms.template.CmsXmlTemplate
- All Implemented Interfaces:
- com.opencms.core.I_CmsConstants, com.opencms.boot.I_CmsLogChannels, I_CmsTemplate, I_CmsXmlTemplate
- public class CmsXmlTemplate
- extends A_CmsTemplate
- implements I_CmsXmlTemplate
- extends A_CmsTemplate
Template class for displaying the processed contents of hierachical XML template files that can include other subtemplates.
- Version:
- $Revision: 1.110 $ $Date: 2003/03/02 18:43:55 $
| Field Summary | |
static java.lang.String |
C_BODY_ELEMENT
name of the special body element |
static boolean |
C_DEBUG
Boolean for additional debug output control |
private static java.lang.String |
C_ELEMENT
Element descriptior |
private static java.lang.String |
C_ERRORTEXT
Error string to be inserted for corrupt subtemplates for guest user requests. |
static java.lang.String |
C_FRAME_SELECTOR
|
private int |
counter
For debugging purposes only. |
protected static com.opencms.launcher.I_CmsTemplateCache |
m_cache
Template cache for storing cacheable results of the subtemplates. |
| Fields inherited from interface com.opencms.boot.I_CmsLogChannels |
C_FLEX_CACHE, C_FLEX_LOADER, C_LOGGING, C_MODULE_CRITICAL, C_MODULE_DEBUG, C_MODULE_INFO, C_OPENCMS_CACHE, C_OPENCMS_CRITICAL, C_OPENCMS_CRONSCHEDULER, C_OPENCMS_DEBUG, C_OPENCMS_ELEMENTCACHE, C_OPENCMS_INFO, C_OPENCMS_INIT, C_OPENCMS_POOL, C_OPENCMS_STATICEXPORT, C_OPENCMS_STREAMING, C_PREPROCESSOR_IS_LOGGING |
| Constructor Summary | |
CmsXmlTemplate()
|
|
| Method Summary | |
CmsCacheDirectives |
collectCacheDirectives(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Collect caching informations from the current template class. |
java.lang.Integer |
counter(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
For debugging purposes only. |
com.opencms.template.cache.A_CmsElement |
createElement(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.util.Hashtable parameters)
Create a new element for the element cache consisting of the current template class and the given template file. |
CmsCacheDirectives |
getCacheDirectives(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
gets the caching information from the current template class. |
protected java.lang.String |
getClassName()
Help method to print nice classnames in error messages |
byte[] |
getContent(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters)
Gets the content of a given template file and its subtemplates with the given parameters. |
byte[] |
getContent(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Gets the content of a defined section in a given template file and its subtemplates with the given parameters. |
java.lang.Object |
getDescription(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the correct document description into the template. |
java.lang.Object |
getEncoding(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
java.lang.Object |
getFileUri(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
java.lang.Object |
getFrameQueryString(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Gets the QueryString for CmsFrameTemplates. |
java.lang.Object |
getFrameTarget(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Gets the target for a link. |
java.lang.Object |
getKey(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Gets the key that should be used to cache the results of this template class. |
java.lang.Object |
getKeywords(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the correct document keyword into the template. |
CmsMethodCacheDirectives |
getMethodCacheDirectives(com.opencms.file.CmsObject cms,
java.lang.String methodName)
gets the caching information for a specific methode. |
CmsXmlTemplateFile |
getOwnTemplateFile(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Reads in the template file and starts the XML parser for the expected content type. |
java.lang.Object |
getPathUri(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
java.lang.Object |
getProperty(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the value of the given property in the template. |
java.lang.Object |
getQueryString(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the correct servlet path title into the template. |
java.lang.String |
getRequestIp(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Get the IP address of the current request. |
java.lang.Object |
getServletPath(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Deprecated. instead of this method you should use the link tag. |
java.lang.String |
getSessionId(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Get the session id. |
java.lang.String |
getStylesheet(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the correct stylesheet into the layout template. |
private java.lang.String |
getStylesheet(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
java.lang.String templatename,
A_CmsXmlContent doc,
java.lang.Object userObject)
Internal method to do the actual lookup of the "stylesheet" tag on the subtemplate / element specified. |
protected java.lang.String |
getTemplateClassName(java.lang.String elementName,
CmsXmlTemplateFile doc,
java.util.Hashtable parameters)
Find the corresponding template class to be loaded. |
protected java.lang.String |
getTemplateFileName(java.lang.String elementName,
CmsXmlTemplateFile doc,
java.util.Hashtable parameters)
Find the corresponding template file to be loaded by the template class. |
protected java.lang.String |
getTemplateSelector(java.lang.String elementName,
CmsXmlTemplateFile doc,
java.util.Hashtable parameters)
Find the corresponding template selector to be activated. |
java.lang.Object |
getTitle(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the document title into the template. |
java.lang.Object |
getTitleEscaped(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Inserts the document title into the template, escaping special and non - ASCII characters with their HTML number representation (e.g. |
java.lang.Object |
getUri(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
java.lang.Object |
getUriWithParameter(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
boolean |
isStreamable(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Indicates if the current template class is able to stream it's results directly to the response oputput stream. |
boolean |
isTemplateCacheSet()
Tests, if the template cache is setted. |
java.lang.Object |
mergeAbsolutePath(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Returns the absolute path of a resource merged with the absolute path of the file and the relative path in the tagcontent. |
java.lang.Object |
mergeAbsoluteUrl(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Returns the absolute path of a resource merged with the absolute path of the file and the relative path in the tagcontent. |
java.lang.String |
parameters(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
For debugging purposes only. |
protected void |
registerVariantDeps(com.opencms.file.CmsObject cms,
java.lang.String templateName,
java.lang.String elementName,
java.lang.String templateSelector,
java.util.Hashtable parameters,
java.util.Vector vfsDeps,
java.util.Vector cosDeps,
java.util.Vector cosClassDeps)
Saves the dependencies for this elementvariante. |
java.lang.Object |
setEncoding(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
|
void |
setTemplateCache(com.opencms.launcher.I_CmsTemplateCache c)
Set the instance of template cache that should be used to store cacheable results of the subtemplates. |
boolean |
shouldReload(com.opencms.file.CmsObject cms,
java.lang.String templateFile,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Indicates if a previous cached result should be reloaded. |
protected byte[] |
startProcessing(com.opencms.file.CmsObject cms,
CmsXmlTemplateFile xmlTemplateDocument,
java.lang.String elementName,
java.util.Hashtable parameters,
java.lang.String templateSelector)
Starts the processing of the given template file by calling the getProcessedTemplateContent() method of the content defintition
of the corresponding content type. |
java.lang.Object |
templateElement(com.opencms.file.CmsObject cms,
java.lang.String tagcontent,
A_CmsXmlContent doc,
java.lang.Object userObject)
Handles any occurence of an <ELEMENT> tag. |
protected void |
throwException(java.lang.String errorMessage)
Help method that handles any occuring error by writing an error message to the OpenCms logfile and throwing a CmsException of the type "unknown". |
protected void |
throwException(java.lang.String errorMessage,
java.lang.Exception e)
Help method that handles any occuring error by writing an error message to the OpenCms logfile and re-throwing a caught exception. |
protected void |
throwException(java.lang.String errorMessage,
int type)
Help method that handles any occuring error by writing an error message to the OpenCms logfile and throwing a CmsException of the given type. |
| Methods inherited from class com.opencms.template.A_CmsTemplate |
debugPrint, isCacheable, isExportable, isProxyPrivateCacheable, isProxyPublicCacheable |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface com.opencms.template.I_CmsTemplate |
isCacheable, isExportable, isProxyPrivateCacheable, isProxyPublicCacheable |
| Field Detail |
C_FRAME_SELECTOR
public static final java.lang.String C_FRAME_SELECTOR
- See Also:
- Constant Field Values
C_BODY_ELEMENT
public static final java.lang.String C_BODY_ELEMENT
- name of the special body element
- See Also:
- Constant Field Values
C_DEBUG
public static final boolean C_DEBUG
- Boolean for additional debug output control
- See Also:
- Constant Field Values
C_ERRORTEXT
private static final java.lang.String C_ERRORTEXT
- Error string to be inserted for corrupt subtemplates for guest user requests.
- See Also:
- Constant Field Values
C_ELEMENT
private static final java.lang.String C_ELEMENT
- Element descriptior
- See Also:
- Constant Field Values
m_cache
protected static com.opencms.launcher.I_CmsTemplateCache m_cache
- Template cache for storing cacheable results of the subtemplates.
counter
private int counter
- For debugging purposes only.
Counts the number of re-uses od the instance of this class.
| Constructor Detail |
CmsXmlTemplate
public CmsXmlTemplate()
| Method Detail |
counter
public java.lang.Integer counter(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- For debugging purposes only.
Increments the class variable
counterand prints out its new value..May be called from the template file using
<METHOD name="counter">.
getClassName
protected java.lang.String getClassName()
- Help method to print nice classnames in error messages
- Overrides:
getClassNamein classA_CmsTemplate
getContent
public byte[] getContent(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters) throws com.opencms.core.CmsException
- Gets the content of a given template file and its subtemplates
with the given parameters. The default section in the template file
will be used.
Parameters are stored in a hashtable and can derive from
- Template file of the parent template
- Body file clicked by the user
- URL parameters
- Specified by:
getContentin interfaceI_CmsTemplate
getContent
public byte[] getContent(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters, java.lang.String templateSelector) throws com.opencms.core.CmsException
- Gets the content of a defined section in a given template file and its subtemplates
with the given parameters.
- Specified by:
getContentin interfaceI_CmsTemplate
getFileUri
public java.lang.Object getFileUri(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
mergeAbsolutePath
public java.lang.Object mergeAbsolutePath(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Returns the absolute path of a resource merged with the absolute path of the file and
the relative path in the tagcontent. This path is a intern OpenCms path (i.e. it starts
with a "/" ).
mergeAbsoluteUrl
public java.lang.Object mergeAbsoluteUrl(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Returns the absolute path of a resource merged with the absolute path of the file and
the relative path in the tagcontent. This method adds the servlet path at the beginning
of the path.
getFrameQueryString
public java.lang.Object getFrameQueryString(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Gets the QueryString for CmsFrameTemplates.
This method can be called using
<METHOD name="getCmsQueryString">in the template file.
getFrameTarget
public java.lang.Object getFrameTarget(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Gets the target for a link.
This method can be called using
<METHOD name="getCmsFrame">in the template file.
getKey
public java.lang.Object getKey(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.util.Hashtable parameters, java.lang.String templateSelector)
- Gets the key that should be used to cache the results of
this template class.
Since our results may depend on the used template file, the parameters and the requested body document, we must build a complex key using this three arguments.
- Specified by:
getKeyin interfaceI_CmsTemplate
getOwnTemplateFile
public CmsXmlTemplateFile getOwnTemplateFile(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters, java.lang.String templateSelector) throws com.opencms.core.CmsException
- Reads in the template file and starts the XML parser for the expected
content type.
Every extending class using not CmsXmlTemplateFile as content type, but any derived type should override this method.
- Specified by:
getOwnTemplateFilein interfaceI_CmsXmlTemplate
getPathUri
public java.lang.Object getPathUri(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
getQueryString
public java.lang.Object getQueryString(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the correct servlet path title into the template.
This method can be called using
<METHOD name="getTitle">in the template file.
getRequestIp
public java.lang.String getRequestIp(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Get the IP address of the current request.
This method can be called using
<METHOD name="getRequestIp">in the template file.
getServletPath
public java.lang.Object getServletPath(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Deprecated. instead of this method you should use the link tag.
- Inserts the correct servlet path title into the template.
This method can be called using
<METHOD name="getTitle">in the template file. - Inserts the correct servlet path title into the template.
getSessionId
public java.lang.String getSessionId(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Get the session id. If no session exists, a new one will be created.
This method can be called using
<METHOD name="getSessionId">in the template file.
getStylesheet
public java.lang.String getStylesheet(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the correct stylesheet into the layout template.
This method can be called using
<METHOD name="getStylesheet">in the template file.When using this method follwing parameters should be defined either in the page file or in the template file:
root.stylesheet-ieroot.stylesheet-ns
getStylesheet
private java.lang.String getStylesheet(com.opencms.file.CmsObject cms, java.lang.String tagcontent, java.lang.String templatename, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Internal method to do the actual lookup of the "stylesheet" tag
on the subtemplate / element specified.
getTemplateClassName
protected java.lang.String getTemplateClassName(java.lang.String elementName, CmsXmlTemplateFile doc, java.util.Hashtable parameters) throws com.opencms.core.CmsException
- Find the corresponding template class to be loaded.
this should be defined in the template file of the parent
template and can be overwritten in the body file.
getTemplateFileName
protected java.lang.String getTemplateFileName(java.lang.String elementName, CmsXmlTemplateFile doc, java.util.Hashtable parameters) throws com.opencms.core.CmsException
- Find the corresponding template file to be loaded by the template class.
this should be defined in the template file of the parent
template and can be overwritten in the body file.
getTemplateSelector
protected java.lang.String getTemplateSelector(java.lang.String elementName, CmsXmlTemplateFile doc, java.util.Hashtable parameters) throws com.opencms.core.CmsException
- Find the corresponding template selector to be activated.
This may be defined in the template file of the parent
template and can be overwritten in the body file.
getTitle
public java.lang.Object getTitle(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the document title into the template.
This method can be called using
<METHOD name="getTitle">in the template file.
getTitleEscaped
public java.lang.Object getTitleEscaped(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the document title into the template, escaping special and non - ASCII characters
with their HTML number representation (e.g. & becomes &).
This method can be called using
<METHOD name="getTitleEscaped">in the template file.
getDescription
public java.lang.Object getDescription(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the correct document description into the template.
This method can be called using
<METHOD name="getDescription">in the template file.
getProperty
public java.lang.Object getProperty(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the value of the given property in the template.
This method can be called using
<METHOD name="getProperty">in the template file.
getKeywords
public java.lang.Object getKeywords(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
- Inserts the correct document keyword into the template.
This method can be called using
<METHOD name="getKeywords">in the template file.
getEncoding
public java.lang.Object getEncoding(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
setEncoding
public java.lang.Object setEncoding(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
getUri
public java.lang.Object getUri(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
getUriWithParameter
public java.lang.Object getUriWithParameter(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject) throws com.opencms.core.CmsException
isStreamable
public boolean isStreamable(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters, java.lang.String templateSelector)
- Indicates if the current template class is able to stream it's results
directly to the response oputput stream.
Classes must not set this feature, if they might throw special exception that cause HTTP errors (e.g. 404/Not Found), or if they might send HTTP redirects.
If a class sets this feature, it has to check the isStreaming() property of the RequestContext. If this is set to
truethe results must be streamed directly to the output stream. If it isfalsethe results must not be streamed.Complex classes that are able top include other subtemplates have to check the streaming ability of their subclasses here!
- Specified by:
isStreamablein interfaceI_CmsTemplate- Overrides:
isStreamablein classA_CmsTemplate
collectCacheDirectives
public CmsCacheDirectives collectCacheDirectives(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters, java.lang.String templateSelector)
- Collect caching informations from the current template class.
Complex classes that are able to include other subtemplates have to check the streaming ability of their subclasses here!
- Specified by:
collectCacheDirectivesin interfaceI_CmsTemplate- Overrides:
collectCacheDirectivesin classA_CmsTemplate
getCacheDirectives
public CmsCacheDirectives getCacheDirectives(com.opencms.file.CmsObject cms, java.lang.String templateFile, java.lang.String elementName, java.util.Hashtable parameters, java.lang.String templateSelector)
- gets the caching information from the current template class.
getMethodCacheDirectives
public CmsMethodCacheDirectives getMethodCacheDirectives(com.opencms.file.CmsObject cms, java.lang.String methodName)
- gets the caching information for a specific methode.
isTemplateCacheSet
public final boolean isTemplateCacheSet()
- Tests, if the template cache is setted.
- Specified by:
isTemplateCacheSetin interfaceI_CmsTemplate
parameters
public java.lang.String parameters(com.opencms.file.CmsObject cms, java.lang.String tagcontent, A_CmsXmlContent doc, java.lang.Object userObject)
- For debugging purposes only.
Prints out all parameters.
May be called from the template file using
<METHOD name="parameters">.
JAVADOC