最近研究kettle插件的开发,于是下载了kettle的源码方便进行调试,进入调方法如下:
1.在kettle源码中链接插件源码;
2.找到Spoon.java,进行debug运行;
3.这时会启动图形界面,然后打断点,对相应的插件进行调试。
具体操作:
1.右键项目 -> properties -> source -> Link Source -> 输入正确的插件源码目录及链接到kettle源码项目中的名字
2.按ctrl+alt+R 快捷键查找到 spoon.java
在 spoon.java 中右键debug as ->java application
3.略
其中遇到的问题:
debug spoon.java时,出现报错:
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java.lang.UnsatisfiedLinkError: Could not load SWT library. Reasons:
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no swt-gtk-3740 in java.library.path
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no swt-gtk in java.library.path
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Can't load library: C:\Users\ASUS\.swt\lib\win32\x86_64\swt-gtk-3740.dll
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Can't load library: C:\Users\ASUS\.swt\lib\win32\x86_64\swt-gtk.dll
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at org.eclipse.swt.internal.Library.loadLibrary(Unknown Source)
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at org.eclipse.swt.internal.Library.loadLibrary(Unknown Source)
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at org.eclipse.swt.internal.C.(Unknown Source)
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at org.eclipse.swt.internal.Converter.wcsToMbcs(Unknown Source)
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at org.eclipse.swt.internal.Converter.wcsToMbcs(Unknown Source)
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at org.eclipse.swt.widgets.Display.(Unknown Source)
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at org.pentaho.di.ui.spoon.Spoon.main(Spoon.java:540)
问题出在引用的swt.jar包的路径不对,之前的为:libswt/linux/x86/swt.jar
正确的jar包为:libswt/win64/swt.jar
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