Tel Map

Year: 2018

2018-12-14 | JavaEE |

WildFly Maven Deploy

While working on automatically deploying a maven artifact to a WildFly server using the WildFly Maven Plugin, I could not find a full working example on the corresponding webpage. It took quite some time, even if it is not much code. Below… more

2018-11-29 | JavaEE |

Basic Authentication Omnifaces CombinedResourceHandler Internet Explorer Not Working

For a testing platform, we a have a typical basic authentication in front of our actual platform. The application server is a WildFly 14 with PrimeFaces as the frontend framework. In order for every JavaScript file not being downloaded separately, we also… more

2018-11-16 | Java |

Primefaces Line Chart – Browser Out Of Memory Crash

This blog post solves an error I encountered while trying to display some data in a PrimeFaces line chart graph (Version 6.2). Each time I opened the page with the graph, the Browser crashed with an “Out of Memory” message in the… more

2018-06-28 | Java |

Saxon HE External Entity Processing ( XXE )

In this article I will describe how to prevent Saxon from parsing external entities to avoid XXE attacks. Basically you should be very careful when parsing XML files from untrusted sources. Otherwise this can lead to serious security issues.

2018-04-06 | JavaEE |

PrimeFaces Expression Language Remote Code Execution Fix

This post describes how to fix the PrimeFaces Expression Language Remote Code Execution bug (CVE-2017-1000486) when an update to the latest / fixed PrimeFaces version is not easily possible. This solution also needs no patching of the PrimeFaces library itself. The preferred /… more

2018-03-12 | Angular |

Angular 5 HttpClient File Download with Authentication

This article describes how a typical browser file download can be triggered using the Angular HttpClient. Typically you can simply introduce a link to the endpoint of the file download into the page and this will work just fine. However, if you… more

2018-02-21 | Angular |

Angular 5 HttpInterceptor – Add Bearer Token to HttpClient Requests

In this article I will describe how to add a Http Authentication Bearer token to each request done from Angular via HttpClient by implementing a Angular 5 HttpInterceptor. This way the bearer token has not be added to each request separately while doing… more