org.openmdx.base.naming.SpecialResourceIdentifiers Maven / Gradle / Ivy
/*
* ====================================================================
* Project: openMDX, http://www.openmdx.org/
* Description: Special Resource Identifiers
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2009-2010, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.base.naming;
import java.util.regex.Pattern;
/**
* Special Resource Identifiers
*/
public class SpecialResourceIdentifiers {
/**
* Avoid instantiation
*/
private SpecialResourceIdentifiers(
){
super();
}
/**
* The extent reference pattern
*/
public static final Path EXTENT_REFERENCES = new Path("xri://@openmdx*($..)/provider/($..)/segment/($..)/extent");
/**
* The extent object pattern
*/
public static final Path EXTENT_OBJECTS = new Path("xri://@openmdx*($..)/provider/($..)/segment/($..)/extent/($..)");
/**
* An escaped dot
*/
private final static Pattern ESCAPED_DOT = Pattern.compile("\\.".toString(), Pattern.LITERAL);
/**
* Unescape a JDO-escaped xri
*
* @param xri
*
* @return the unescaped XRI
*/
public static String unescapeResourceIdentifier(
String xri
){
return xri.indexOf('\\') < 0 ? xri : ESCAPED_DOT.matcher(xri).replaceAll(".");
}
}
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