org.apache.jackrabbit.core.query
Class QueryImpl

java.lang.Object
  org.apache.jackrabbit.core.query.AbstractQueryImpl
      org.apache.jackrabbit.core.query.QueryImpl

All Implemented Interfaces:

Query

public class QueryImpl

extends AbstractQueryImpl

Provides the default implementation for a JCR query.

Field Summary

protected QueryHandler	handler The query handler for this query.
protected String	language The syntax of the query statement
protected Node	node The node where this query is persisted.
protected ExecutableQuery	query The actual query implementation that can be executed
protected SessionImpl	session The session of the user executing this query
protected String	statement The query statement

Fields inherited from interface javax.jcr.query.Query

SQL, XPATH

Constructor Summary

QueryImpl()

Method Summary

protected void	checkInitialized() Checks if this query is initialized and throws an IllegalStateException if it is not yet initialized.
protected void	checkNotInitialized() Checks if this query is not yet initialized and throws an IllegalStateException if it is already initialized.
QueryResult	execute() This method simply forwards the execute call to the ExecutableQuery object returned by QueryHandler.createExecutableQuery(org.apache.jackrabbit.core.SessionImpl, org.apache.jackrabbit.core.ItemManager, java.lang.String, java.lang.String).
String	getLanguage()
String	getStatement()
String	getStoredQueryPath()
void	init(SessionImpl session, ItemManager itemMgr, QueryHandler handler, Node node) Initializes a query instance from a nt:query node.
void	init(SessionImpl session, ItemManager itemMgr, QueryHandler handler, String statement, String language) Initializes a query instance from a query string.
Node	storeAsNode(String absPath)

Methods inherited from class java.lang.Object

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

Field Detail

session

protected SessionImpl session

The session of the user executing this query

statement

protected String statement

The query statement

language

protected String language

The syntax of the query statement

query

protected ExecutableQuery query

The actual query implementation that can be executed

node

protected Node node

The node where this query is persisted. Only set when this is a persisted query.

handler

protected QueryHandler handler

The query handler for this query.

Constructor Detail

QueryImpl

public QueryImpl()

Method Detail

init

public void init(SessionImpl session,
                 ItemManager itemMgr,
                 QueryHandler handler,
                 String statement,
                 String language)
          throws InvalidQueryException

Description copied from class: AbstractQueryImpl

Initializes a query instance from a query string.

Specified by:

init in class AbstractQueryImpl

Parameters:

session - the session of the user executing this query.

itemMgr - the item manager of the session executing this query.

handler - the query handler of the search index.

statement - the query statement.

language - the syntax of the query statement.

Throws:

InvalidQueryException - if the query statement is invalid according to the specified language.

init

public void init(SessionImpl session,
                 ItemManager itemMgr,
                 QueryHandler handler,
                 Node node)
          throws InvalidQueryException,
                 RepositoryException

Description copied from class: AbstractQueryImpl

Initializes a query instance from a nt:query node.

Specified by:

init in class AbstractQueryImpl

Parameters:

session - the session of the user executing this query.

itemMgr - the item manager of the session executing this query.

handler - the query handler of the search index.

node - a node of type nt:query.

Throws:

RepositoryException - if another error occurs

InvalidQueryException - If node is not a valid persisted query (that is, a node of type nt:query).

execute

public QueryResult execute()
                    throws RepositoryException

This method simply forwards the execute call to the ExecutableQuery object returned by QueryHandler.createExecutableQuery(org.apache.jackrabbit.core.SessionImpl, org.apache.jackrabbit.core.ItemManager, java.lang.String, java.lang.String).

Throws:

RepositoryException

getStatement

public String getStatement()

getLanguage

public String getLanguage()

getStoredQueryPath

public String getStoredQueryPath()
                          throws ItemNotFoundException,
                                 RepositoryException

Throws:

ItemNotFoundException

RepositoryException

storeAsNode

public Node storeAsNode(String absPath)
                 throws ItemExistsException,
                        PathNotFoundException,
                        VersionException,
                        ConstraintViolationException,
                        LockException,
                        UnsupportedRepositoryOperationException,
                        RepositoryException

Throws:

ItemExistsException

PathNotFoundException

VersionException

ConstraintViolationException

LockException

UnsupportedRepositoryOperationException

RepositoryException

checkNotInitialized

protected void checkNotInitialized()

Checks if this query is not yet initialized and throws an IllegalStateException if it is already initialized.

checkInitialized

protected void checkInitialized()

Checks if this query is initialized and throws an IllegalStateException if it is not yet initialized.