我有一个在Netbeans IDE 8.0中运行良好的Java项目。但是，从中运行Runnable JAR并不是在Windows平台上运行。 处理器：酷睿i3 拉姆：3gb 该任务从Excel文件中读取了90,000行。 不能理解这个问题。
Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space
at java.io.ByteArrayOutputStream.<init>(Unknown Source)
at org.apache.poi.openxml4j.util.ZipInputStreamZipEntrySource$FakeZipEntry.<init>
(ZipInputStreamZipEntrySource.java:120)at
org.apache.poi.openxml4j.util.ZipInputStreamZipEntrySource.<init>(Zip
InputStreamZipEntrySource.java:55)
at org.apache.poi.openxml4j.opc.ZipPackage.<init>(ZipPackage.java:84)
at org.apache.poi.openxml4j.opc.OPCPackage.open(OPCPackage.java:272)
at org.apache.poi.util.PackageHelper.open(PackageHelper.java:39)
at org.apache.poi.xssf.usermodel.XSSFWorkbook.<init>(XSSFWorkbook.java:218)
at defg.jButton4ActionPerformed(defg.java:975)
at defg.access$9(defg.java:942)
at defg$9.actionPerformed(defg.java:539)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Window.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
at java.awt.EventQueue.access$400(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)
at java.awt.EventQueue$3.run(Unknown Source)