1 package net.sourceforge.pmd.rules.strictexception;
2
3 import net.sourceforge.pmd.AbstractRule;
4 import net.sourceforge.pmd.ast.ASTCatchStatement;
5 import net.sourceforge.pmd.ast.ASTClassOrInterfaceType;
6 import net.sourceforge.pmd.ast.ASTType;
7
8 /***
9 * Finds <code>catch</code> statements
10 * containing <code>throwable</code> as the type definition.
11 * <p/>
12 *
13 * @author <a mailto:trondandersen@c2i.net>Trond Andersen</a>
14 */
15 public class AvoidCatchingThrowable extends AbstractRule {
16
17 public Object visit(ASTCatchStatement node, Object data) {
18 ASTType type = (ASTType) node.findChildrenOfType(ASTType.class).get(0);
19 ASTClassOrInterfaceType name = (ASTClassOrInterfaceType) type.findChildrenOfType(ASTClassOrInterfaceType.class).get(0);
20 if (name.getImage().equals("Throwable")) {
21 addViolation(data, name);
22 }
23 return super.visit(node, data);
24 }
25 }