/* * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package javax.xml.catalog; import java.net.URL; /** * Represents a rewriteURI entry. * * @since 9 */ final class RewriteUri extends BaseEntry { String uriStartString; URL rewritePrefix; /** * Construct a rewriteURI entry. * @param uriStartString The uriStartString attribute. * @param rewritePrefix The rewritePrefix attribute. */ public RewriteUri(String base, String uriStartString, String rewritePrefix) { super(CatalogEntryType.REWRITEURI, base); setURIStartString (uriStartString); setRewritePrefix(rewritePrefix); } /** * Set the uriStartString attribute. * @param uriStartString The uriStartString attribute value. */ public void setURIStartString (String uriStartString) { CatalogMessages.reportNPEOnNull("uriStartString", uriStartString); this.uriStartString = Normalizer.normalizeURI(uriStartString); } /** * Set the rewritePrefix attribute. If the value of the rewritePrefix attribute * is relative, it must be made absolute with respect to the base URI currently in effect. * * @param rewritePrefix The rewritePrefix attribute value. */ public void setRewritePrefix(String rewritePrefix) { this.rewritePrefix = verifyURI("setRewritePrefix", baseURI, rewritePrefix); } /** * Get the uriStartString attribute. * @return The uriStartString */ public String getURIStartString () { return uriStartString; } /** * Get the rewritePrefix attribute. * @return The rewritePrefix attribute value. */ public URL getRewritePrefix() { return rewritePrefix; } /** * Try to match the specified systemId with the entry. Return the match if it * is successful and the length of the systemIdStartString is longer than the * longest of any previous match. * * @param systemId The systemId to be matched. * @param currentMatch The length of uriStartString of previous match if any. * @return The replacement URI if the match is successful, null if not. */ @Override public String match(String systemId, int currentMatch) { if (uriStartString.length() < systemId.length() && uriStartString.equals(systemId.substring(0, uriStartString.length()))) { if (currentMatch < uriStartString.length()) { String prefix = rewritePrefix.toExternalForm(); String sysId; if (uriStartString.endsWith(SLASH)) { sysId = systemId.substring(uriStartString.length()); } else { sysId = systemId.substring(uriStartString.length() + 1); } if (prefix.endsWith(SLASH)) { return prefix + sysId; } else { return prefix + SLASH + sysId; } } } return null; } @Override public String match(String systemId) { return match(systemId, 0); } }