net.sourceforge.pmd.lang.apex.rule.bestpractices.AvoidGlobalModifierRule Maven / Gradle / Ivy
/**
* BSD-style license; for more info see http://pmd.sourceforge.net/license.html
*/
package net.sourceforge.pmd.lang.apex.rule.bestpractices;
import net.sourceforge.pmd.lang.apex.ast.ASTAnnotation;
import net.sourceforge.pmd.lang.apex.ast.ASTMethod;
import net.sourceforge.pmd.lang.apex.ast.ASTModifierNode;
import net.sourceforge.pmd.lang.apex.ast.ASTUserClass;
import net.sourceforge.pmd.lang.apex.ast.ASTUserInterface;
import net.sourceforge.pmd.lang.apex.ast.ApexNode;
import net.sourceforge.pmd.lang.apex.rule.AbstractApexRule;
public class AvoidGlobalModifierRule extends AbstractApexRule {
@Override
public Object visit(ASTUserClass node, Object data) {
return checkForGlobal(node, data);
}
@Override
public Object visit(ASTUserInterface node, Object data) {
return checkForGlobal(node, data);
}
private Object checkForGlobal(ApexNode node, Object data) {
ASTModifierNode modifierNode = node.firstChild(ASTModifierNode.class);
if (isGlobal(modifierNode) && !hasRestAnnotation(modifierNode) && !hasWebServices(node)) {
asCtx(data).addViolation(node);
}
// Note, the rule reports the whole class, since that's enough and stops to visit right here.
// It also doesn't use rulechain, since it the top level type needs to global.
// if a member is global, that class has to be global as well to be valid apex.
// See also https://github.com/pmd/pmd/issues/2298
return data;
}
private boolean hasWebServices(ApexNode node) {
for (ASTMethod method : node.children(ASTMethod.class)) {
ASTModifierNode methodModifier = method.firstChild(ASTModifierNode.class);
if (isWebService(methodModifier)) {
return true;
}
}
return false;
}
private boolean isWebService(ASTModifierNode modifierNode) {
return modifierNode != null && modifierNode.isWebService();
}
private boolean isGlobal(ASTModifierNode modifierNode) {
return modifierNode != null && modifierNode.isGlobal();
}
private boolean hasRestAnnotation(ASTModifierNode modifierNode) {
for (ASTAnnotation annotation : modifierNode.children(ASTAnnotation.class)) {
if ("RestResource".equalsIgnoreCase(annotation.getName())) {
return true;
}
}
return false;
}
}