Added build files

wrapper-build/bld.bat

+python -m jcc  ^
+--use_full_names ^
+--python orekit ^
+--version 6.1.0 ^
+--jar orekit-6.1.jar ^
+--jar commons-math3-3.2.jar ^
+--package java.io ^
+--package java.util ^
+--package java.text ^
+java.util.Arrays  ^
+java.util.HashMap ^
+java.util.HashSet ^
+java.util.List  ^
+java.util.Locale ^
+java.util.ArrayList  ^
+java.util.Collection  ^
+java.util.Collections ^
+java.util.Date ^
+java.util.Map ^
+java.util.TreeSet ^
+java.util.Set ^
+java.io.InputStream ^
+java.io.InputStreamReader ^
+java.io.PrintStream ^
+java.io.FileInputStream ^
+java.io.StringWriter ^
+java.io.StringReader ^
+java.lang.System ^
+java.text.DecimalFormat ^
+java.text.DecimalFormatSymbols ^
+--module pyhelpers ^
+--reserved INFINITE ^
+--reserved ERROR ^
+--reserved NAN ^
+--reserved OVERFLOW ^
+--reserved NO_DATA ^
+--reserved min ^
+--reserved max ^
+--reserved mean ^
+--build ^
+--bdist_wininst
+

wrapper-build/build.sh

+#!/bin/bash
+
+python -m jcc \
+--use_full_names \
+--python orekit \
+--version 6.1.0 \
+--jar orekit-6.1.jar \
+--jar commons-math3-3.2.jar \
+--package java.io \
+--package java.util \
+--package java.text \
+java.util.Arrays \
+java.util.HashMap \
+java.util.HashSet \
+java.util.List \
+java.util.Locale \
+java.util.ArrayList \
+java.util.Collection \
+java.util.Collections \
+java.util.Date \
+java.util.Map \
+java.util.TreeSet \
+java.util.Set \
+java.io.StringReader \
+java.io.InputStream \
+java.io.InputStreamReader \
+java.io.PrintStream \
+java.io.FileInputStream \
+java.lang.System \
+java.text.DecimalFormat \
+java.text.DecimalFormatSymbols \
+--module pyhelpers \
+--reserved INFINITE \
+--reserved ERROR \
+--reserved OVERFLOW \
+--reserved NO_DATA \
+--reserved NAN \
+--reserved min \
+--reserved max \
+--reserved mean \
+--build \
+--install

wrapper-build/pyhelpers.py

+# encoding: utf-8
+
+#   Copyright 2014 SSC
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+""" This document contains classes that are useful for using the orekit
+library in Python. """
+
+# Set up the orekit namespace
+import orekit
+
+from java.io import File
+
+from org.orekit.data import DataProvidersManager, ZipJarCrawler
+from org.orekit.time import TimeScalesFactory, AbsoluteDate
+from org.orekit.utils import ElevationMask
+from orekit import JArray
+
+import math
+from datetime import datetime
+
+
+def setup_orekit_curdir():
+    '''Setup the java engine with orekit.
+
+    This functionsand loads the orekit-data.zip from the current directory
+    and sets up the orekit DataProviders to access it.
+
+    The JVM needs to be initiated prior to calling this function:
+
+        orekit.initVM()
+
+    '''
+
+    DM = DataProvidersManager.getInstance()
+    datafile = File('orekit-data.zip')
+    if not datafile.exists():
+        print 'File :', datafile.absolutePath, ' not found'
+
+    crawler = ZipJarCrawler(datafile)
+    DM.clearProviders()
+    DM.addProvider(crawler)
+
+
+def absolutedate_to_datetime(orekit_absolutedate):
+    ''' Converts between orekit.AbsoluteDate objects
+    and python datetime objects (utc)'''
+
+    utc = TimeScalesFactory.getUTC()
+    or_comp = orekit_absolutedate.getComponents(utc)
+    or_date = or_comp.getDate()
+    or_time = or_comp.getTime()
+    seconds = or_time.getSecond()
+    return datetime(or_date.getYear(),
+                    or_date.getMonth(),
+                    or_date.getDay(),
+                    or_time.getHour(),
+                    or_time.getMinute(),
+                    int(math.floor(seconds)),
+                    int(1000.0 * (seconds - math.floor(seconds))))
+
+
+def to_elevationmask(az, el):
+    ''' Converts an array of azimuths and elevations to a
+    orekit ElevationMask object. All unts in degrees.
+
+        mask = to_elevationmask([0, 90, 180, 270], [5,10,8,5])
+
+    '''
+
+    mask = JArray('object')(len(az))
+
+    for i in range(len(az)):
+        mask[i] = JArray('double')([math.radians(az[i]),
+                                    math.radians(el[i])])
+
+    return ElevationMask(mask)