Add jGRASP IDE app

apps/jGRASP IDE/credits

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+Botspot made this app.

apps/jGRASP IDE/description

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+An IDE with visualizations for improving software comprehensibility.
+This IDE is used by many learning institutions and colleges for their classes.

apps/jGRASP IDE/install

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+function error {
+  echo -e "\\e[91m$1\\e[39m"
+  exit 1
+}
+
+#get java
+if [ -f "${DIRECTORY}/pkg-install" ];then
+  "${DIRECTORY}/pkg-install" "openjdk-11-jdk" "$(dirname "$0")" || exit 1
+else
+  apt install -y openjdk-11-jdk || sudo apt install -y openjdk-11-jdk || error "Failed to install openjdk-11-jdk."
+fi
+
+rm -rf ~/jgrasp.zip ~/jgrasp
+
+wget 'https://www.jgrasp.org/dl4g/jgrasp/jgrasp206_07.zip' -O ~/jgrasp.zip || error "Failed to download jgrasp.zip!"
+unzip ~/jgrasp.zip || error "Failed to extract jgrasp.zip!"
+
+echo "Running jgrasp's configure script..."
+~/jgrasp/src/configure || error "jgrasp's configure script failed!"
+
+echo "[Desktop Entry]
+Encoding=UTF-8
+Version=1.0
+Name=jGRASP
+GenericName=IDE
+Exec=$HOME/jgrasp/bin/jgrasp %F
+Terminal=false
+Icon=$([ -f "$(dirname "$0")/icon-64.png" ] && echo "$(dirname "$0")/icon-64.png" || echo "$HOME/jgrasp/data/gric48.png")
+Type=Application
+Categories=Application;Development;IDE;
+Comment=jGRASP IDE
+StartupNotify=true
+Keywords=Text;Editor;" > "$([ -e "$HOME/.local/share/applications" ] && echo "$HOME/.local/share/applications || echo /usr/share/applications)/jgrasp.desktop"
+
+

apps/jGRASP IDE/uninstall

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+#!/bin/bash
+
+DIRECTORY="$(dirname "$(dirname "$( cd "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )")")"
+
+function error {
+  echo -e "\\e[91m$1\\e[39m"
+  exit 1
+}
+
+rm -rf ~/jgrasp.zip ~/jgrasp
+
+#if your app installs any packages, keep this command here so those packages will be removed.
+"${DIRECTORY}/purge-installed" "$(dirname "$0")" || exit 1

apps/jGRASP IDE/website

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+https://www.jgrasp.org/index.html