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| package net.sourceforge.pmd.rules.design; |
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| import net.sourceforge.pmd.AbstractRule; |
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| import net.sourceforge.pmd.ast.ASTClassOrInterfaceType; |
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| import net.sourceforge.pmd.ast.ASTFieldDeclaration; |
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| import net.sourceforge.pmd.ast.ASTFormalParameter; |
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| import net.sourceforge.pmd.ast.ASTResultType; |
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| import net.sourceforge.pmd.ast.Node; |
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| import net.sourceforge.pmd.util.CollectionUtil; |
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| public class LooseCoupling extends AbstractRule { |
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| public LooseCoupling() {
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| super();
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| } |
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| public Object visit(ASTClassOrInterfaceType node, Object data) {
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| Node parent = node.jjtGetParent().jjtGetParent().jjtGetParent();
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| String typeName = node.getImage();
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| if (CollectionUtil.isCollectionType(typeName, false) && (parent instanceof ASTFieldDeclaration || parent instanceof ASTFormalParameter || parent instanceof ASTResultType)) {
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| addViolation(data, node, typeName);
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| } |
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| return data;
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| } |
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| } |