guava jar

RateLimit-Example code of interface throttling using guava, ratelimit-guava This article focuses on RateLimit-using guava for interface throttling. I. Problem Description One day, Mr. A suddenly found that his Interface request volume suddenly rose to 10 times of the previous one. Not long ago, the interface was almost unavailable and triggered A chain reaction,

Guava study notes: The meaning of immutable sets of guavaImmutable objects have many advantages, including: When an object is called by an untrusted library, the immutable form is secure; When an immutable object is called by multiple threads, there is no race condition problem Immutable collections do not need to consider changes, so you can save time and space. All immutable collections have better memory utilization (analysis and t

Original address: http://www.xx566.com/detail/184.html In the software development process, the sharing of object information and direct collaboration with each other is necessary, the difficulty is to ensure that the communication between the objects is effectively completed, rather than the cost of highly coupled components. When an object has too much detail about the responsibilities of other components, it is considered highly coupled. When an application has a high degree of coupling, main

Original address:Guava Library Learning: Learning Guava Cache Knowledge Summary At this point, we ended our learning of the guava cache caching mechanism, and during the learning process we learned how to simply create the simplest concurrentmap cache through mapmaker, and we also learned about the advanced features of the cache and the powerful Loadingcache We also explored and learned the Cachebuilder, Ca

Guava Learning notes: manipulating strings in guavaReprint: Http://outofmemory.cn/java/guava/base/StringsIn Google Guava, it provides a great convenience for string manipulation, with an established judgment string whether it is an empty string or null, fills a string with a specified character, splits a merged string, determines the string match, and so on.Let's

Guava Study Notes: Object encapsulation operations in guavaReprint: Http://outofmemory.cn/java/guava/base/ObjectsWe often need to compare two objects for equality in development, when we need to consider whether the comparison of two objects is null, and then call the Equals method to compare equality, Google The Com.google.common.base.Objects class of the guava

Recently learned the use of the next guava, here is a simple record of some commonly used and use of the tool class.See the use of the table is really a bright, before the code has written a lot of map This format of code, this reading is very unfriendly, I don't even know what the key in the map is, but it's the context Association, and the presence of the table type completely solves the problem.Table supports row, column, value we think of the map

1, this article translates from the http://eclipsesource.com/blogs/2012/06/06/cleaner-code-with-guava-optionals-and-preconditions/, has said the wrong place , Welcome to treatise.2, when I developed software, towards clean code development is my privilege, for some time, I have used in almost all of my projects Google melon (Google guava), the reason is very simple, gua