Java Spring - How to use classpath to specify a file location

Question

How can I use the classpath to specify the location of a file that is within my Spring project   This is what I have currently   FileReader fr   new FileReader  C   Users  Corey  Desktop  storedProcedures sql      This is hardcoded to my Desktop  What I would like is to be able to use the path to the file that is in my project   FileReader fr   new FileReader   src main resources storedProcedures sql      Any suggestions

User · Accepted Answer

Are we talking about standard java io FileReader  Won t work  but it s not hard without it    src main resources maven directory contents are placed in the root of your CLASSPATH  so you can simply retrieve it using   InputStream is   getClass   getResourceAsStream   storedProcedures sql      If the result is not null  resource not found   feel free to wrap it in a reader   Reader reader   new InputStreamReader is

User · Answer

Spring has org springframework core io Resource which is designed for such situations  From context xml you can pass classpath to the bean   lt bean class  test Test1  gt           lt property name  path  value  classpath  test test1 xml    gt       lt  bean gt    and you get it in your bean as Resource   public void setPath Resource path  throws IOException       File file   path getFile        System out println file           output  D  workspace1 spring target test-classes test test1 xml   Now you can use it in new FileReader file

User · Answer

looks like you have maven project and so resources are in classpath by  go for  getClass   getResource  classpath storedProcedures sql

User · Answer

From an answer of  NimChimpsky in similar question   Resource resource   new ClassPathResource  storedProcedures sql    InputStream resourceInputStream   resource getInputStream      Using ClassPathResource and interface Resource  And make sure you are adding the resources directory correctly  adding  src main resources  into the classpath    Note that Resource have a method to get a java io File so you can also use   Resource resource   new ClassPathResource  storedProcedures sql    FileReader fr   new FileReader resource getFile

[java] Java Spring - How to use classpath to specify a file location?

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