Download external jar library and dynamically load it
Code: "loadjar_dynamic.py". Programming language: Python
DMelt Version 2.2. Last modified: 10/21/2018. License: Free
https://datamelt.org/code/cache/loadjar_dynamic_4094.py
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copy the above URL link to the menu [File]→[Read script from URL] of the DMelt IDE.
# This example shows how to download a jar library,
# dynamically load it and execute a class from the downloaded library.
# The downloaded jar will be located in lib/user directory.
# Second execution will skip the download
from jhplot import Web
url="http://central.maven.org/maven2/it/unimi/dsi/fastutil/8.2.2/fastutil-8.2.2.jar"
print "Loading ",url
print Web.load(url)
from it.unimi.dsi.fastutil.longs import Long2IntAVLTreeMap
m =Long2IntAVLTreeMap()
# Now we can easily modify and access its content
m.put(1, 5)
m.put(2, 6)
m.put(3, 7)
m.put(1000000000L, 10)
print m