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  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via Stack Overflow by user1390504
, 1 year ago
via Stack Overflow by altruistlife
, 1 year ago
This exception has no message.
via Stack Overflow by ksnortum
, 2 years ago
via GitHub by niau
, 1 year ago
This exception has no message.
via GitHub by freak4pc
, 2 years ago
This exception has no message.
via GitHub by freak4pc
, 2 years ago
java.lang.OutOfMemoryError: Java heap space	at java.util.Arrays.copyOf(Arrays.java:3332)	at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124)	at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:541)	at java.lang.StringBuffer.append(StringBuffer.java:350)	at java.util.regex.Matcher.appendReplacement(Matcher.java:888)	at java.util.regex.Matcher.replaceAll(Matcher.java:955)	at Business.RegexService.replaceAllRegexInFile(RegexService.java:64)	at Business.FrameWorkDetectionService.extractAllResultsForFile(FrameWorkDetectionService.java:58)	at Business.FrameWorkDetectionService.lambda$extractFrameworkDependencies$0(FrameWorkDetectionService.java:39)