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-rw-r--r--src/main/java/org/apache/maven/plugin/nar/Javah.java28
1 files changed, 25 insertions, 3 deletions
diff --git a/src/main/java/org/apache/maven/plugin/nar/Javah.java b/src/main/java/org/apache/maven/plugin/nar/Javah.java
index 1ea908a..e727bcb 100644
--- a/src/main/java/org/apache/maven/plugin/nar/Javah.java
+++ b/src/main/java/org/apache/maven/plugin/nar/Javah.java
@@ -236,9 +236,8 @@ public class Javah
getJniDirectory().mkdirs();
getTimestampDirectory().mkdirs();
- File javahFile = new File( mojo.getJavaHome( mojo.getAOL() ), "bin" );
- String javah = new File( javahFile, name ).getAbsolutePath();
-
+ String javah = getJavah();
+
mojo.getLog().info( "Running " + javah + " compiler on " + files.size() + " classes..." );
int result = NarUtil.runCommand( javah, generateArgs( files ), null, null, mojo.getLog() );
if ( result != 0 )
@@ -298,6 +297,29 @@ public class Javah
return (String[]) args.toArray( new String[args.size()] );
}
+ private String getJavah() throws MojoExecutionException, MojoFailureException {
+ String javah = null;
+
+ // try toolchain
+ Toolchain toolchain = getToolchain();
+ if (toolchain != null) {
+ javah = toolchain.findTool( "javah" );
+ }
+
+ // try java home
+ if (javah == null) {
+ File javahFile = new File( mojo.getJavaHome( mojo.getAOL() ), "bin" );
+ javah = new File( javahFile, name ).getAbsolutePath();
+ }
+
+ // forget it...
+ if (javah == null) {
+ throw new MojoExecutionException( "NAR: Cannot find 'javah' in Toolchain or on JavaHome" );
+ }
+
+ return javah;
+ }
+
//TODO remove the part with ToolchainManager lookup once we depend on
//2.0.9 (have it as prerequisite). Define as regular component field then.
private Toolchain getToolchain()