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    1   /***
    2    * BSD-style license; for more info see http://pmd.sourceforge.net/license.html
    3    */
    4   package net.sourceforge.pmd;
    5
    6   import net.sourceforge.pmd.ast.ASTClassOrInterfaceBodyDeclaration;
    7   import net.sourceforge.pmd.ast.ASTClassOrInterfaceDeclaration;
    8   import net.sourceforge.pmd.ast.ASTFormalParameter;
    9   import net.sourceforge.pmd.ast.ASTLocalVariableDeclaration;
    10  import net.sourceforge.pmd.ast.ASTMethodDeclaration;
    11  import net.sourceforge.pmd.ast.ASTTypeDeclaration;
    12  import net.sourceforge.pmd.ast.CanSuppressWarnings;
    13  import net.sourceforge.pmd.ast.SimpleNode;
    14  import net.sourceforge.pmd.symboltable.MethodScope;
    15
    16  import java.util.Comparator;
    17  import java.util.Iterator;
    18  import java.util.List;
    19
    20  public class RuleViolation implements IRuleViolation {
    21
    22      public static class RuleViolationComparator implements Comparator {
    23          //
    24          // Changed logic of Comparator so that rules in the same file
    25          // get grouped together in the output report.
    26          // DDP 7/11/2002
    27          //
    28          public int compare(Object o1, Object o2) {
    29              IRuleViolation r1 = (IRuleViolation) o1;
    30              IRuleViolation r2 = (IRuleViolation) o2;
    31              if (!r1.getFilename().equals(r2.getFilename())) {
    32                  return r1.getFilename().compareTo(r2.getFilename());
    33              }
    34
    35              if (r1.getBeginLine() != r2.getBeginLine())
    36                  return r1.getBeginLine() - r2.getBeginLine();
    37
    38              if (r1.getDescription() != null && r2.getDescription() != null && !r1.getDescription().equals(r2.getDescription())) {
    39                  return r1.getDescription().compareTo(r2.getDescription());
    40              }
    41
    42              if (r1.getBeginLine() == r2.getBeginLine()) {
    43                  return 1;
    44              }
    45
    46              // line number diff maps nicely to compare()
    47              return r1.getBeginLine() - r2.getBeginLine();
    48          }
    49      }
    50
    51      private Rule rule;
    52      private String description;
    53      private String filename;
    54
    55      private String className;
    56      private String methodName;
    57      privateong> String packageName;
    58      private int beginLine;
    59      private int endLine;
    60
    61      private int beginColumn;
    62      private int endColumn;
    63      private boolean isSuppressed;
    64
    65      public RuleViolation(Rule rule, RuleContext ctx, SimpleNode node) {
    66          this(rule, ctx, node, rule.getMessage());
    67      }
    68
    69      public RuleViolation(Rule rule, RuleContext ctx, SimpleNode node, String specificMsg) {
    70          this.rule = rule;
    71          this.filename = ctx.getSourceCodeFilename();
    72          this.description = specificMsg;
    73
    74          if (node.getFirstParentOfType(ASTClassOrInterfaceDeclaration.class) == null) {
    75              // This takes care of nodes which are outside a class definition - i.e., import declarations
    76              className = "";
    77          } else {
    78              // default to symbol table lookup
    79              className = node.getScope().getEnclosingClassScope().getClassName() == null ? "" : node.getScope().getEnclosingClassScope().getClassName();
    80          }
    81
    82          methodName = node.getFirstParentOfType(ASTMethodDeclaration.class) == null ? "" : ((MethodScope) node.getScope().getEnclosingMethodScope()).getName();
    83
    84          packageName = node.getScope().getEnclosingSourceFileScope().getPackageName() == null ? "" : node.getScope().getEnclosingSourceFileScope().getPackageName();
    85
    86          beginLine = node.getBeginLine();
    87          endLine = node.getEndLine();
    88          beginColumn = node.getBeginColumn();
    89          endColumn = node.getEndColumn();
    90
    91          // TODO combine this duplicated code
    92          // TODO same for duplicated code in ASTTypeDeclaration && ASTClassOrInterfaceBodyDeclaration
    93          List parentTypes = node.getParentsOfType(ASTTypeDeclaration.class);
    94          if (node instanceof ASTTypeDeclaration) {
    95              parentTypes.add(node);
    96          }
    97          parentTypes.addAll(node.getParentsOfType(ASTClassOrInterfaceBodyDeclaration.class));
    98          if (node instanceof ASTClassOrInterfaceBodyDeclaration) {
    99              parentTypes.add(node);
    100         }
    101         parentTypes.addAll(node.getParentsOfType(ASTFormalParameter.class));
    102         if (node instanceof ASTFormalParameter) {
    103             parentTypes.add(node);
    104         }
    105         parentTypes.addAll(node.getParentsOfType(ASTLocalVariableDeclaration.class));
    106         if (node instanceof ASTLocalVariableDeclaration) {
    107             parentTypes.add(node);
    108         }
    109         for (Iterator i = parentTypes.iterator(); i.hasNext();) {
    110             CanSuppressWarnings t = (CanSuppressWarnings) i.next();
    111             if (t.hasSuppressWarningsAnnotationFor(getRule())) {
    112                 isSuppressed = true;
    113             }
    114         }
    115     }
    116
    117     public Rule getRule() {
    118         return rule;
    119     }
    120
    121     public boolean isSuppressed() {
    122         return this.isSuppressed;
    123     }
    124
    125     public int getBeginColumn() {
    126         return beginColumn;
    127     }
    128
    129     public int getEndColumn() {
    130         return endColumn;
    131     }
    132
    133     public String getDescription() {
    134         return description;
    135     }
    136
    137     public String getFilename() {
    138         return filename;
    139     }
    140
    141     public String getClassName() {
    142         return className;
    143     }
    144
    145     public String getMethodName() {
    146         return methodName;
    147     }
    148
    149     public String getPackageName() {
    150         return</strong> packageName;
    151     }
    152
    153     public int getBeginLine() {
    154         return beginLine;
    155     }
    156
    157     public int getEndLine() {
    158         return endLine;
    159     }
    160
    161     public String getVariableName() {
    162         return "";
    163     }
    164
    165     public String toString() {
    166         return getFilename() + ":" + getRule() + ":" + getDescription() + ":" + beginLine;
    167     }
    168
    169 }