--- /dev/null 2013-01-18 16:17:08.886776012 -0800 +++ new/src/share/classes/java/time/calendar/HijrahDeviationReader.java 2013-01-22 16:57:48.000000000 -0800 @@ -0,0 +1,246 @@ +/* + * Copyright (c) 2012, 2013, 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. + */ + +/* + * Copyright (c) 2012, Stephen Colebourne & Michael Nascimento Santos + * + * 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 JSR-310 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. + */ +package java.time.calendar; + + +import java.io.BufferedReader; +import java.io.File; +import java.io.FileInputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.nio.file.FileSystems; +import java.security.AccessController; +import java.text.ParseException; +import java.time.LocalDate; +import java.time.format.DateTimeFormatters; +import java.time.temporal.ChronoField; +import java.time.temporal.ChronoLocalDate; +import java.util.Arrays; +import java.util.function.Block; + +/** + * A reader for Hijrah Deviation files. + *
+ * For each Hijrah calendar a deviation file is used + * to modify the initial Hijrah calendar by changing the length of + * individual months. + *
+ * The default location of the deviation files is
+ * {@code
+ * The deviation file for a calendar can be overridden by defining the
+ * property {@code java.time.calendar.HijrahChrono.File.hijrah_
+ * The deviation file is read line by line:
+ * Example:
+ *
+ * # Deviation data for islamicc calendar
+ * Mar-23-2012 -1
+ * Apr-22-2012 +1
+ * May-21-2012 -1
+ * Dec-14-2012 +1
+ *
+ *
+ * @since 1.8
+ */
+final class HijrahDeviationReader {
+
+ /**
+ * Default prefix for name of deviation file; suffix is typeId.
+ */
+ private static final String DEFAULT_CONFIG_FILE_PREFIX = "hijrah_";
+
+ /**
+ * Read Hijrah_deviation.cfg file. The config file contains the deviation
+ * data with format defined in the class javadoc.
+ *
+ * @param typeId the name of the calendar
+ * @param calendarType the calendar type
+ * @return {@code true} if the file was read and each entry accepted by the
+ * Block; else {@code false} no configuration was done
+ *
+ * @throws IOException for zip/jar file handling exception.
+ * @throws ParseException if the format of the configuration file is wrong.
+ */
+ static boolean readDeviation(String typeId, String calendarType,
+ Block
+ * $CLASSPATH/java/time/calendar
+ *
And the default file name is:
+ *
+ * hijrah_ + typeId + .cfg
+ *
The default location and file name can be overridden by setting
+ * following two Java system properties.
+ *
+ * Location: java.time.calendar.HijrahDate.deviationConfigDir
+ * File name: java.time.calendar.HijrahDate.File. + typeid
+ *
Regarding the file format, see readDeviationConfig() method for
+ * details.
+ *
+ * @param typeId the name of the calendar deviation data
+ * @return InputStream for file reading.
+ * @throws IOException for zip/jar file handling exception.
+ */
+ private static InputStream getConfigFileInputStream(final String typeId) throws IOException {
+ try {
+ InputStream stream =
+ (InputStream)AccessController
+ .doPrivileged((java.security.PrivilegedExceptionAction) () -> {
+ String propFilename = "java.time.calendar.HijrahChrono.File." + typeId;
+ String filename = System.getProperty(propFilename);
+ File file = null;
+ if (filename != null) {
+ file = new File(filename);
+ } else {
+ String libDir = System.getProperty("java.home") + File.separator + "lib";
+ try {
+ libDir = FileSystems.getDefault().getPath(libDir).toRealPath().toString();
+ } catch(Exception e) {}
+ filename = DEFAULT_CONFIG_FILE_PREFIX + typeId + ".cfg";
+ file = new File(libDir, filename);
+ }
+
+ if (file.exists()) {
+ try {
+ return new FileInputStream(file);
+ } catch (IOException ioe) {
+ throw ioe;
+ }
+ } else {
+ return null;
+ }
+ });
+ return stream;
+ } catch (Exception ex) {
+ ex.printStackTrace();
+ // Not working
+ return null;
+ }
+ }
+}