There are many free and proprietary tools that can achieve the same functionality. You can use the Memory Analyzer project completed by SAP. It allows you to find memory leaks of objects in memory through simple SQL statements.
Also, you can use the JHAT (Java Heap Analysis Tool) command line tool to check the memory. It lets you inspect heap memory via histogram and can be a great help.
Alternatively, you can also choose HeapWalker in Netbeans or Visual VM.
In addition, Eclipse also has the Eclipse Memory Analyzer, which is a free software that can handle larger dump files and provides quite a few memory analysis functions.
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