Examples with BlockTree org.sonar.plugins.java.api.tree.BlockTree used on opensource projects

Example 11 with BlockTree

use of org.sonar.plugins.java.api.tree.BlockTree in project sonar-java by SonarSource.

the class OverwrittenKeyCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    if (!hasSemantic()) {
        return;
    }
    ListMultimap<CollectionAndKey, Tree> usedKeys = ArrayListMultimap.create();
    for (StatementTree statementTree : ((BlockTree) tree).body()) {
        CollectionAndKey mapPut = isMapPut(statementTree);
        if (mapPut != null) {
            usedKeys.put(mapPut, mapPut.keyTree);
        } else {
            CollectionAndKey arrayAssignment = isArrayAssignment(statementTree);
            if (arrayAssignment != null) {
                if (arrayAssignment.collectionOnRHS()) {
                    usedKeys.clear();
                }
                usedKeys.put(arrayAssignment, arrayAssignment.keyTree);
            } else {
                // sequence of setting collection values is interrupted
                reportOverwrittenKeys(usedKeys);
                usedKeys.clear();
            }
        }
    }
    reportOverwrittenKeys(usedKeys);
}

Example 12 with BlockTree

use of org.sonar.plugins.java.api.tree.BlockTree in project sonar-java by SonarSource.

the class MethodTooBigCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    MethodTree methodTree = (MethodTree) tree;
    BlockTree block = methodTree.block();
    if (block != null) {
        int lines = new LinesOfCodeVisitor().linesOfCode(block);
        if (lines > max) {
            reportIssue(methodTree.simpleName(), "This method has " + lines + " lines, which is greater than the " + max + " lines authorized. Split it into smaller methods.");
        }
    }
}

Example 13 with BlockTree

use of org.sonar.plugins.java.api.tree.BlockTree in project sonar-java by SonarSource.

the class ConstantMethodCheck method visitNode.

@Override
public void visitNode(Tree tree) {
    MethodTree methodTree = (MethodTree) tree;
    BlockTree body = methodTree.block();
    if (!methodTree.modifiers().annotations().isEmpty() || ModifiersUtils.hasModifier(methodTree.modifiers(), Modifier.DEFAULT)) {
        return;
    }
    if (Boolean.FALSE.equals(methodTree.isOverriding()) && body != null && body.body().size() == 1) {
        StatementTree uniqueStatement = body.body().get(0);
        if (uniqueStatement.is(Kind.RETURN_STATEMENT)) {
            ExpressionTree returnedExpression = ((ReturnStatementTree) uniqueStatement).expression();
            if (isConstant(returnedExpression)) {
                reportIssue(returnedExpression, "Remove this method and declare a constant for this value.");
            }
        }
    }
}

Example 14 with BlockTree

use of org.sonar.plugins.java.api.tree.BlockTree in project sonar-java by SonarSource.

the class SyntaxTreeNameFinderTest method testMemberSelectOnMethodInvocation.

@Test
public void testMemberSelectOnMethodInvocation() {
    MethodTree tree = buildSyntaxTree("public void test() {int i = checkForNullMethod().length;}");
    BlockTree block = tree.block();
    StatementTree statementTree = block.body().get(0);
    assertThat(SyntaxTreeNameFinder.getName(statementTree)).isEqualTo("checkForNullMethod");
}

Example 15 with BlockTree

use of org.sonar.plugins.java.api.tree.BlockTree in project sonar-java by SonarSource.

the class SyntaxTreeNameFinderTest method testSwitch.

@Test
public void testSwitch() {
    MethodTree tree = buildSyntaxTree("public void test() {int i; switch (i) { case 0: break;}}");
    BlockTree block = tree.block();
    StatementTree statementTree = block.body().get(1);
    assertThat(SyntaxTreeNameFinder.getName(statementTree)).isEqualTo("i");
}