efficient « collection « Java Collection Q&A

1. Most efficient collection for this kind of LILO?    stackoverflow.com

I am programming a list of recent network messages communicated to/from a client. Basically I just want a list that stores up to X number of my message objects. ...

2. What is the most efficient Java Collections library?    stackoverflow.com

What is the most efficient Java Collections library? A few years ago, I did a lot of Java and had the impression back then that trove is the best (most ...

3. Efficient Drools evalution for element in array or collection    stackoverflow.com

Using Drools 3.0.6 (old, I know), what is an efficient evaluation for finding a fact in a known, fixed and quite large array or collection (the inverse of contains, i.e. "is ...

4. which collection should be efficient for this prob    stackoverflow.com

in my project i have to store some data in the format in the Key=value and later i will just read this value so which collection will be suite ...

5. What would be the most efficient way of performing text substitution on this collection?    stackoverflow.com

Imagine you have a List<String> collection, which can contain tens of thousands of Strings. If some of them are in the format of:

"This is ${0}, he likes ${1},${2} ... ${n}"

6. Space efficient collection for strings with common prefixes - Java implementation    stackoverflow.com

I need to store millions of string with common prefixes (they don't correspond to file system paths) in a Set like structure in memory, and query the Collection to see if ...

7. Java: efficient Collection concept for a paired objects    stackoverflow.com

I'm missing some kind of collection functionality for a specific problem. I'd like to start with a few informations about the problem's background - maybe there's a more elegant way to solve ...

8. What's a good resizable, random access, efficient byte vector class in Java?    stackoverflow.com

I'm trying to find a class for storing a vector of bytes in Java, which supports: random access (so I can get or set a byte anywhere), resizing (so I can ...

9. Most efficient Java collections    coderanch.com

I have a program that needs to be make many thousand database calls to see if entries exist. I would like to make one call, populate a key/value collection and was wondering what is the most efficient collection. I am looking at up to 30 - 40 thousand rows of string data. Any suggestions?