Examples of LiteralTree

com.sun.source.tree.LiteralTree
A tree node for a literal expression. Use {@link #getKind getKind} to determine the kind of literal.For example:
```
 value 
```
@see "The Java Language Specification, 3rd ed, section 15.28" @author Peter von der Ahé @author Jonathan Gibbons @since 1.6

Examples of com.sun.source.tree.LiteralTree

 * @author alexeagle@google.com (Alex Eagle)
 */
@RunWith(JUnit4.class)
public class StringLiteralTest {
  @Test public void matches() {
    LiteralTree tree = mock(LiteralTree.class);
    when(tree.getValue()).thenReturn("a string literal");
    assertTrue(new StringLiteral("a string literal").matches(tree, null));
  }

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Examples of com.sun.source.tree.LiteralTree

    when(tree.getValue()).thenReturn("a string literal");
    assertTrue(new StringLiteral("a string literal").matches(tree, null));
  }
  
  @Test public void notMatches() {
    LiteralTree tree = mock(LiteralTree.class);
    when(tree.getValue()).thenReturn("a string literal");
    assertFalse(new StringLiteral("different string").matches(tree, null));
    
    IdentifierTree idTree = mock(IdentifierTree.class);
    assertFalse(new StringLiteral("test").matches(idTree, null));
    
    LiteralTree intTree = mock(LiteralTree.class);
    when(intTree.getValue()).thenReturn(5);
    assertFalse(new StringLiteral("test").matches(intTree, null));
  }

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Examples of com.sun.source.tree.LiteralTree

  }


  @Override
  public boolean matches(ExpressionTree expressionTree, VisitorState state) {
    if (expressionTree instanceof LiteralTree) {
      LiteralTree literalTree = (LiteralTree) expressionTree;
      Object actualValue = literalTree.getValue();
      return actualValue instanceof String && actualValue.equals(value);
    } else {
      return false;
    }
  }

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Examples of com.sun.source.tree.LiteralTree

      MethodInvocationTree stringFormatInvocation = (MethodInvocationTree) t;
      if (!(stringFormatInvocation.getArguments().get(0)
          instanceof LiteralTree)) {
        return false;
      }
      LiteralTree firstArg = (LiteralTree)
          stringFormatInvocation.getArguments().get(0);
      String literal = firstArg.getValue().toString();
      return !invalidFormatCharacters.matcher(literal).find();
    }

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Examples of com.sun.source.tree.LiteralTree


  @Override
  public Description matchMethodInvocation(MethodInvocationTree t, VisitorState state) {
    if (PRECONDITIONS_CHECK.matches(t, state) && t.getArguments().size() >= 2
        && t.getArguments().get(1) instanceof LiteralTree) {
      LiteralTree formatStringTree = (LiteralTree) t.getArguments().get(1);
      if (formatStringTree.getValue() instanceof String) {
        String formatString = (String) formatStringTree.getValue();
        int expectedArgs = expectedArguments(formatString);
        if (expectedArgs < t.getArguments().size() - 2
            && BAD_PLACEHOLDER_REGEX.matcher(formatString).find()) {
          return describe(t, state);
        }

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Examples of com.sun.source.tree.LiteralTree

   */
  private static final Pattern BAD_PLACEHOLDER_REGEX =
      Pattern.compile("\\$s|%(?:\\d+\\$)??[dbBhHScCdoxXeEfgGaAtTn]|\\{\\d+\\}");


  public Description describe(MethodInvocationTree t, VisitorState state) {
    LiteralTree formatTree = (LiteralTree) t.getArguments().get(1);


    String fixedFormatString =
        BAD_PLACEHOLDER_REGEX.matcher(state.getSourceForNode((JCTree) formatTree))
            .replaceAll("%s");
    if (expectedArguments(fixedFormatString) == t.getArguments().size() - 2) {

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Examples of com.sun.source.tree.LiteralTree


    if (!kindIs(Kind.INT_LITERAL).matches(operand, state)) {
      return Description.NO_MATCH;
    }


    LiteralTree rightOperand = (LiteralTree) operand;
    if (((Integer) rightOperand.getValue()) != 0) {
      return Description.NO_MATCH;
    }


    // Find and replace enclosing Statement.
    StatementTree enclosingStmt =

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Examples of com.sun.source.tree.LiteralTree

    return ret;
  }


  private LiteralTree literalTree() {
     // Checked implicitly in CompilationTestUtils by Tree.Kind parameter
    @SuppressWarnings("unchecked")
    LiteralTree ret =
        (LiteralTree) MoreTrees.findSubtree(baseTree(), Tree.Kind.STRING_LITERAL, "literal");
    return ret;
  }

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