org.apache.lucene.xmlparser

Class QueryTemplateManager

java.lang.Object

org.apache.lucene.xmlparser.QueryTemplateManager

public class QueryTemplateManager
extends java.lang.Object

Provides utilities for turning query form input (such as from a web page or Swing gui) into Lucene XML queries by using XSL templates. This approach offers a convenient way of externalizing and changing how user input is turned into Lucene queries. Database applications often adopt similar practices by externalizing SQL in template files that can be easily changed/optimized by a DBA. The static methods can be used on their own or by creating an instance of this class you can store and re-use compiled stylesheets for fast use (e.g. in a server environment)

Constructor Summary

Constructors

Constructor and Description
QueryTemplateManager()
QueryTemplateManager(java.io.InputStream xslIs)

Method Summary

Modifier and Type	Method and Description
void	addDefaultQueryTemplate(java.io.InputStream xslIs)
void	addQueryTemplate(java.lang.String name, java.io.InputStream xslIs)
org.w3c.dom.Document	getQueryAsDOM(java.util.Properties formProperties)
static org.w3c.dom.Document	getQueryAsDOM(java.util.Properties formProperties, java.io.InputStream xslIs) Slow means of constructing query - parses stylesheet from input stream
org.w3c.dom.Document	getQueryAsDOM(java.util.Properties formProperties, java.lang.String queryTemplateName)
static org.w3c.dom.Document	getQueryAsDOM(java.util.Properties formProperties, javax.xml.transform.Templates template) Fast means of constructing query using a cached,precompiled stylesheet
java.lang.String	getQueryAsXmlString(java.util.Properties formProperties)
static java.lang.String	getQueryAsXmlString(java.util.Properties formProperties, java.io.InputStream xslIs) Slow means of constructing query parsing a stylesheet from an input stream
java.lang.String	getQueryAsXmlString(java.util.Properties formProperties, java.lang.String queryTemplateName)
static java.lang.String	getQueryAsXmlString(java.util.Properties formProperties, javax.xml.transform.Templates template) Fast means of constructing query using a precompiled stylesheet
static javax.xml.transform.Templates	getTemplates(java.io.InputStream xslIs) Parses a query stylesheet for repeated use
static void	transformCriteria(java.util.Properties formProperties, java.io.InputStream xslIs, javax.xml.transform.Result result) Slower transformation using an uncompiled stylesheet (suitable for development environment)
static void	transformCriteria(java.util.Properties formProperties, javax.xml.transform.Templates template, javax.xml.transform.Result result) Fast transformation using a pre-compiled stylesheet (suitable for production environments)
static void	transformCriteria(java.util.Properties formProperties, javax.xml.transform.Transformer transformer, javax.xml.transform.Result result)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

QueryTemplateManager

public QueryTemplateManager()

QueryTemplateManager

public QueryTemplateManager(java.io.InputStream xslIs)
                     throws javax.xml.transform.TransformerConfigurationException,
                            javax.xml.parsers.ParserConfigurationException,
                            org.xml.sax.SAXException,
                            java.io.IOException

Throws:

javax.xml.transform.TransformerConfigurationException

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

java.io.IOException

Method Detail

addDefaultQueryTemplate

public void addDefaultQueryTemplate(java.io.InputStream xslIs)
                             throws javax.xml.transform.TransformerConfigurationException,
                                    javax.xml.parsers.ParserConfigurationException,
                                    org.xml.sax.SAXException,
                                    java.io.IOException

Throws:

javax.xml.transform.TransformerConfigurationException

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

java.io.IOException

addQueryTemplate

public void addQueryTemplate(java.lang.String name,
                             java.io.InputStream xslIs)
                      throws javax.xml.transform.TransformerConfigurationException,
                             javax.xml.parsers.ParserConfigurationException,
                             org.xml.sax.SAXException,
                             java.io.IOException

Throws:

javax.xml.transform.TransformerConfigurationException

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

java.io.IOException

getQueryAsXmlString

public java.lang.String getQueryAsXmlString(java.util.Properties formProperties,
                                            java.lang.String queryTemplateName)
                                     throws org.xml.sax.SAXException,
                                            java.io.IOException,
                                            javax.xml.parsers.ParserConfigurationException,
                                            javax.xml.transform.TransformerException

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsDOM

public org.w3c.dom.Document getQueryAsDOM(java.util.Properties formProperties,
                                          java.lang.String queryTemplateName)
                                   throws org.xml.sax.SAXException,
                                          java.io.IOException,
                                          javax.xml.parsers.ParserConfigurationException,
                                          javax.xml.transform.TransformerException

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsXmlString

public java.lang.String getQueryAsXmlString(java.util.Properties formProperties)
                                     throws org.xml.sax.SAXException,
                                            java.io.IOException,
                                            javax.xml.parsers.ParserConfigurationException,
                                            javax.xml.transform.TransformerException

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsDOM

public org.w3c.dom.Document getQueryAsDOM(java.util.Properties formProperties)
                                   throws org.xml.sax.SAXException,
                                          java.io.IOException,
                                          javax.xml.parsers.ParserConfigurationException,
                                          javax.xml.transform.TransformerException

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsXmlString

public static java.lang.String getQueryAsXmlString(java.util.Properties formProperties,
                                                   javax.xml.transform.Templates template)
                                            throws org.xml.sax.SAXException,
                                                   java.io.IOException,
                                                   javax.xml.parsers.ParserConfigurationException,
                                                   javax.xml.transform.TransformerException

Fast means of constructing query using a precompiled stylesheet

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsXmlString

public static java.lang.String getQueryAsXmlString(java.util.Properties formProperties,
                                                   java.io.InputStream xslIs)
                                            throws org.xml.sax.SAXException,
                                                   java.io.IOException,
                                                   javax.xml.parsers.ParserConfigurationException,
                                                   javax.xml.transform.TransformerException

Slow means of constructing query parsing a stylesheet from an input stream

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsDOM

public static org.w3c.dom.Document getQueryAsDOM(java.util.Properties formProperties,
                                                 javax.xml.transform.Templates template)
                                          throws org.xml.sax.SAXException,
                                                 java.io.IOException,
                                                 javax.xml.parsers.ParserConfigurationException,
                                                 javax.xml.transform.TransformerException

Fast means of constructing query using a cached,precompiled stylesheet

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getQueryAsDOM

public static org.w3c.dom.Document getQueryAsDOM(java.util.Properties formProperties,
                                                 java.io.InputStream xslIs)
                                          throws org.xml.sax.SAXException,
                                                 java.io.IOException,
                                                 javax.xml.parsers.ParserConfigurationException,
                                                 javax.xml.transform.TransformerException

Slow means of constructing query - parses stylesheet from input stream

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

transformCriteria

public static void transformCriteria(java.util.Properties formProperties,
                                     java.io.InputStream xslIs,
                                     javax.xml.transform.Result result)
                              throws org.xml.sax.SAXException,
                                     java.io.IOException,
                                     javax.xml.parsers.ParserConfigurationException,
                                     javax.xml.transform.TransformerException

Slower transformation using an uncompiled stylesheet (suitable for development environment)

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

transformCriteria

public static void transformCriteria(java.util.Properties formProperties,
                                     javax.xml.transform.Templates template,
                                     javax.xml.transform.Result result)
                              throws org.xml.sax.SAXException,
                                     java.io.IOException,
                                     javax.xml.parsers.ParserConfigurationException,
                                     javax.xml.transform.TransformerException

Fast transformation using a pre-compiled stylesheet (suitable for production environments)

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

transformCriteria

public static void transformCriteria(java.util.Properties formProperties,
                                     javax.xml.transform.Transformer transformer,
                                     javax.xml.transform.Result result)
                              throws org.xml.sax.SAXException,
                                     java.io.IOException,
                                     javax.xml.parsers.ParserConfigurationException,
                                     javax.xml.transform.TransformerException

Throws:

org.xml.sax.SAXException

java.io.IOException

javax.xml.parsers.ParserConfigurationException

javax.xml.transform.TransformerException

getTemplates

public static javax.xml.transform.Templates getTemplates(java.io.InputStream xslIs)
                                                  throws javax.xml.parsers.ParserConfigurationException,
                                                         org.xml.sax.SAXException,
                                                         java.io.IOException,
                                                         javax.xml.transform.TransformerConfigurationException

Parses a query stylesheet for repeated use

Throws:

javax.xml.parsers.ParserConfigurationException

org.xml.sax.SAXException

java.io.IOException

javax.xml.transform.TransformerConfigurationException