Method printTree

test/org/apache/pig/parser/TreePrinter.java:25–37

(CommonTree tree, int indent)

public class TreePrinter {
    
    public static void printTree(CommonTree tree, int indent) {
        if( tree != null ) {
            StringBuilder sb = new StringBuilder();
            for ( int i = 0; i < indent; i++ )
                sb = sb.append( "   " );

            System.out.println( sb + tree.getText() );

            for ( int i = 0; i < tree.getChildCount(); i++ ) {
                printTree( (CommonTree)tree.getChild( i ), indent + 1 );
            }
        }
    }
    
}