Change travis install command

.travis.yml

@@ -51,12 +51,16 @@ before_install:
 install:
   - sudo apt-get -qq -y update
   - sudo apt-get install -y libgdal1i python-gdal gdal-bin spatialite-bin;
-  - sudo apt-get install -y python-virtualenv python-imaging python-lxml python-pyproj python-shapely python-nose python-httplib2 python-httplib2 gettext
-  - sudo apt-get install -y python-dev libxml2 libxml2-dev libxslt1-dev zlib1g-dev libjpeg-dev libpq-dev libgdal-dev git default-jdk
-  - sudo add-apt-repository -y ppa:webupd8team/java
+  - sudo apt-get install -y python-virtualenv python-imaging python-lxml python-pyproj python-shapely python-httplib2 python-httplib2 gettext;
+  - sudo apt-get install -y python-dev libxml2 libxml2-dev libxslt1-dev zlib1g-dev libjpeg-dev libpq-dev libgdal-dev git default-jdk;
+  - sudo add-apt-repository -y ppa:webupd8team/java; sudo apt update;
+  - echo debconf shared/accepted-oracle-license-v1-1 select true | sudo debconf-set-selections;
+  - echo debconf shared/accepted-oracle-license-v1-1 seen true | sudo debconf-set-selections;
+  - sudo apt install -y oracle-java8-set-default ant maven;
+  - sudo update-java-alternatives --set java-8-oracle;
+  - export JAVA_HOME=$(readlink -f /usr/bin/java | sed "s:bin/java::")
+  - export PATH=$JAVA_HOME'bin/java':$PATH
   - sudo apt-get update
-  - sudo apt-get install -y --force-yes oracle-java8-set-default ant maven --no-install-recommends
-  - sudo update-java-alternatives --set java-8-oracle
   - pip install -r requirements.txt --no-deps
   - pip install -e .
   - pip install pygdal==`gdal-config --version`